Add support Multi-User Chat Light

Fixes SMACK-740
2024-11-22 14:22:05 +01:00 · 2016-11-02 12:10:56 -03:00 · 2016-11-02 12:10:56 -03:00 · 5372c1bcf4
commit 5372c1bcf4
parent eb9242768c
39 changed files with 4053 additions and 0 deletions
--- a/documentation/extensions/index.md
+++ b/documentation/extensions/index.md
@ -87,6 +87,7 @@ Experimental Smack Extensions and currently supported XEPs of smack-experimental
 | [Internet of Things - Discovery](iot.md)    | [XEP-0347](http://xmpp.org/extensions/xep-0347.html) | Describes how Things can be installed and discovered by their owners. |
 | Client State Indication                     | [XEP-0352](http://xmpp.org/extensions/xep-0352.html) | A way for the client to indicate its active/inactive state. |
 | [Push Notifications](pushnotifications.md)  | [XEP-0357](http://xmpp.org/extensions/xep-0357.html) |  Defines a way to manage push notifications from an XMPP Server. |
+| [Multi-User Chat Light](muclight.md)        | [XEP-xxxx](http://mongooseim.readthedocs.io/en/latest/open-extensions/xeps/xep-muc-light.html) | Multi-User Chats for mobile XMPP applications and specific enviroment. |
 | Google GCM JSON payload                     | n/a                                                  | Semantically the same as XEP-0335: JSON Containers |


--- a/documentation/extensions/muclight.md
+++ b/documentation/extensions/muclight.md
@ -0,0 +1,356 @@
+Multi-User Chat Light
+=====================
+
+Allows configuration of, participation in, and administration of presenceless  Multi-User Chats. 
+Its feature set is a response to mobile XMPP applications needs and specific environment.
+
+  * Obtain the MUC Light Manager
+  * Obtain a MUC Light 
+  * Create a new Room
+  * Destroy a room
+  * Leave a room
+  * Change room name
+  * Change room subject
+  * Set room configurations
+  * Manage changes on room name, subject and other configurations
+  * Get room information
+  * Manage room occupants
+  * Manage occupants modifications
+  * Discover MUC Light support
+  * Get occupied rooms
+  * Start a private chat
+  * Send message to a room
+  * Manage blocking list
+
+**XEP related:** [XEP-xxxx](http://mongooseim.readthedocs.io/en/latest/open-extensions/xeps/xep-muc-light.html)
+
+
+Obtain the MUC Light Manager
+----------------------------
+
+```
+MultiUserChatLightManager multiUserChatLightManager = MultiUserChatLightManager.getInstanceFor(connection);
+```
+
+Obtain a MUC Light 
+------------------
+
+```
+MultiUserChatLight multiUserChatLight = multiUserChatLightManager.getMultiUserChatLight(roomJid);
+```
+`roomJid` is a EntityBareJid
+
+
+Create a new room
+-----------------
+
+```
+multiUserChatLight.create(roomName, occupants);
+```
+or
+```
+multiUserChatLight.create(roomName, subject, customConfigs, occupants);
+```
+
+*roomName* is a `String`
+
+*subject* is a `String`
+
+*customConfigs* is a `HashMap<String, String>`
+
+*occupants* is a `List<Jid>`
+
+
+Destroy a room
+---------------
+
+```
+multiUserChatLight.destroy();
+```
+
+
+Leave a room
+-------------
+
+```
+multiUserChatLight.leave();
+```
+
+
+Change room name
+----------------
+
+```
+multiUserChatLight.changeRoomName(roomName);
+```
+*roomName* is a `String`
+
+
+Change subject
+--------------
+
+```
+multiUserChatLight.changeSubject(subject);
+```
+*subject* is a `String`
+
+
+Set room configurations
+-----------------------
+
+```
+multiUserChatLight.setRoomConfigs(customConfigs);
+```
+or
+```
+multiUserChatLight.setRoomConfigs(roomName, customConfigs);
+```
+*customConfigs* is a `HashMap<String, String>` (which means [property name, value])
+
+*roomName* is a `String`
+
+
+Manage changes on room name, subject and other configurations
+-------------------------------------------------------------
+
+```
+// check if the message is because of a configurations change
+if (message.hasExtension(MUCLightElements.ConfigurationsChangeExtension.ELEMENT, MUCLightElements.ConfigurationsChangeExtension.NAMESPACE)) {
+  
+  // Get the configurations extension
+  MUCLightElements.ConfigurationsChangeExtension configurationsChangeExtension = MUCLightElements.ConfigurationsChangeExtension.from(message);
+
+  // Get new room name
+  String roomName = configurationsChangeExtension.getRoomName();
+
+  // Get new subject
+  String subject = configurationsChangeExtension.getSubject();
+
+  // Get new custom configurations
+  HashMap<String, String> customConfigs = configurationsChangeExtension.getCustomConfigs();
+
+}
+```
+
+
+Get room information
+--------------------
+
+**Get configurations** 
+
+```
+MUCLightRoomConfiguration configuration = multiUserChatLight.getConfiguration(version);
+```
+*version* is a `String`
+
+or
+```
+MUCLightRoomConfiguration configuration = multiUserChatLight.getConfiguration();
+```
+
+```
+  // Get room name
+  String roomName = configuration.getRoomName();
+
+  // Get subject
+  String subject = configuration.getSubject();
+
+  // Get custom configurations
+  HashMap<String, String> customConfigs = configuration.getCustomConfigs();
+```
+
+**Get affiliations**
+
+```
+HashMap<Jid, MUCLightAffiliation> affiliations = multiUserChatLight.getAffiliations(version);
+```
+*version* is a `String`
+
+or
+```
+HashMap<Jid, MUCLightAffiliation> affiliations = multiUserChatLight.getAffiliations();
+```
+
+**Get full information**
+
+```
+MUCLightRoomInfo info = multiUserChatLight.getFullInfo(version);
+```
+*version* is a `String`
+
+or
+```
+MUCLightRoomInfo info = multiUserChatLight.getFullInfo();
+```
+```
+// Get version
+String version = info.getVersion();
+
+// Get room
+Jid room = info.getRoom();
+
+// Get configurations
+MUCLightRoomConfiguration configuration = info.getConfiguration();
+
+// Get occupants
+HashMap<Jid, MUCLightAffiliation> occupants = info.getOccupants();
+```
+
+
+Manage room occupants
+---------------------
+
+To change room occupants:
+```
+multiUserChatLight.changeAffiliations(affiliations);
+```
+*affiliations* is a `HashMap<Jid, MUCLightAffiliation>`
+
+
+Manage occupants modifications
+------------------------------
+
+```
+// check if the message is because of an affiliations change
+if (message.hasExtension(MUCLightElements.AffiliationsChangeExtension.ELEMENT, MUCLightElements.AffiliationsChangeExtension.NAMESPACE)) {
+  
+  // Get the affiliations change extension
+  MUCLightElements.AffiliationsChangeExtension affiliationsChangeExtension = MUCLightElements.AffiliationsChangeExtension.from(message);
+
+  // Get the new affiliations
+  HashMap<EntityJid, MUCLightAffiliation> affiliations = affiliationsChangeExtension.getAffiliations();
+
+}
+```
+
+
+Discover MUC Light support
+--------------------------
+
+**Check if MUC Light feature is supported by the server**
+
+```
+boolean isSupported = multiUserChatLightManager.isFeatureSupported(mucLightService);
+```
+*mucLightService* is a `DomainBareJid`
+
+**Get MUC Light services domains**
+
+```
+List<DomainBareJid> domains = multiUserChatLightManager.getLocalServices();
+```
+
+
+Get occupied rooms
+------------------
+
+```
+List<Jid> occupiedRooms = multiUserChatLightManager.getOccupiedRooms(mucLightService);
+```
+*mucLightService* is a `DomainBareJid`
+
+
+Start a private chat
+--------------------
+
+```
+Chat chat = multiUserChatLight.createPrivateChat(occupant, listener);
+```
+*occupant* is a `EntityJid`
+
+*listener* is a `ChatMessageListener`
+
+
+Send message to a room
+----------------------
+
+**Create message for an specific MUC Light**
+
+```
+Message message = multiUserChatLight.createMessage();
+```
+
+**Send a message to an specific MUC Light**
+
+```
+multiUserChatLight.sendMessage(message);
+```
+*message* is a `Message`
+
+
+Manage blocking list
+--------------------
+
+**Get blocked list**
+
+```
+// Get users and rooms blocked
+List<Jid> jids = multiUserChatLightManager.getUsersAndRoomsBlocked(mucLightService);
+
+// Get rooms blocked
+List<Jid> jids = multiUserChatLightManager.getRoomsBlocked(mucLightService);
+
+// Get users blocked
+List<Jid> jids = multiUserChatLightManager.getUsersBlocked(mucLightService);
+```
+*mucLightService* is a `DomainBareJid`
+
+**Block rooms**
+
+```
+// Block one room
+multiUserChatLightManager.blockRoom(mucLightService, roomJid);
+
+// Block several rooms
+multiUserChatLightManager.blockRooms(mucLightService, roomsJids);
+```
+*mucLightService* is a `DomainBareJid`
+
+*roomJid* is a `Jid`
+
+*roomsJids* is a `List<Jid>`
+
+**Block users**
+
+```
+// Block one user
+multiUserChatLightManager.blockUser(mucLightService, userJid);
+
+// Block several users
+multiUserChatLightManager.blockUsers(mucLightService, usersJids);
+```
+*mucLightService* is a `DomainBareJid`
+
+*userJid* is a `Jid`
+
+*usersJids* is a `List<Jid>`
+
+**Unblock rooms**
+
+```
+// Unblock one room
+multiUserChatLightManager.unblockRoom(mucLightService, roomJid);
+
+// Unblock several rooms
+multiUserChatLightManager.unblockRooms(mucLightService, roomsJids);
+```
+*mucLightService* is a `DomainBareJid`
+
+*roomJid* is a `Jid`
+
+*roomsJids* is a `List<Jid>`
+
+**Unblock users**
+
+```
+// Unblock one user
+multiUserChatLightManager.unblockUser(mucLightService, userJid);
+
+// Unblock several users
+multiUserChatLightManager.unblockUsers(mucLightService, usersJids);
+```
+*mucLightService* is a `DomainBareJid`
+
+*userJid* is a `Jid`
+
+*usersJids* is a `List<Jid>`
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/MUCLightAffiliation.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/MUCLightAffiliation.java
@ -0,0 +1,40 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import java.util.Locale;
+
+/**
+ * MUCLight affiliations enum.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public enum MUCLightAffiliation {
+
+    owner,
+    member,
+    none;
+
+    public static MUCLightAffiliation fromString(String string) {
+        if (string == null) {
+            return null;
+        }
+        return MUCLightAffiliation.valueOf(string.toLowerCase(Locale.US));
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/MUCLightRoomConfiguration.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/MUCLightRoomConfiguration.java
@ -0,0 +1,73 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import java.util.HashMap;
+
+/**
+ * MUC Light room configuration class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightRoomConfiguration {
+
+    private final String roomName;
+    private final String subject;
+    private final HashMap<String, String> customConfigs;
+
+    /**
+     * MUC Light room configuration model constructor.
+     * 
+     * @param roomName
+     * @param subject
+     * @param customConfigs
+     */
+    public MUCLightRoomConfiguration(String roomName, String subject, HashMap<String, String> customConfigs) {
+        this.roomName = roomName;
+        this.subject = subject;
+        this.customConfigs = customConfigs;
+    }
+
+    /**
+     * Returns the room name.
+     * 
+     * @return the name of the room.
+     */
+    public String getRoomName() {
+        return roomName;
+    }
+
+    /**
+     * Returns the room subject.
+     * 
+     * @return the subject of the room.
+     */
+    public String getSubject() {
+        return subject;
+    }
+
+    /**
+     * Returns the room custom configurations.
+     * 
+     * @return the custom configurations of the room.
+     */
+    public HashMap<String, String> getCustomConfigs() {
+        return customConfigs;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/MUCLightRoomInfo.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/MUCLightRoomInfo.java
@ -0,0 +1,86 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import java.util.HashMap;
+import org.jxmpp.jid.Jid;
+
+/**
+ * MUC Light room info class.
+ *
+ * @author Fernando Ramirez
+ */
+public class MUCLightRoomInfo {
+
+    private final String version;
+    private final Jid room;
+    private final MUCLightRoomConfiguration configuration;
+    private final HashMap<Jid, MUCLightAffiliation> occupants;
+
+    /**
+     * MUC Light room info model constructor.
+     * 
+     * @param version
+     * @param roomJid
+     * @param configuration
+     * @param occupants
+     */
+    public MUCLightRoomInfo(String version, Jid roomJid, MUCLightRoomConfiguration configuration,
+            HashMap<Jid, MUCLightAffiliation> occupants) {
+        this.version = version;
+        this.room = roomJid;
+        this.configuration = configuration;
+        this.occupants = occupants;
+    }
+
+    /**
+     * Returns the version.
+     * 
+     * @return the version
+     */
+    public String getVersion() {
+        return version;
+    }
+
+    /**
+     * Returns the JID of the room whose information was discovered.
+     *
+     * @return the JID of the room whose information was discovered.
+     */
+    public Jid getRoom() {
+        return room;
+    }
+
+    /**
+     * Returns the configuration.
+     * 
+     * @return the room configuration
+     */
+    public MUCLightRoomConfiguration getConfiguration() {
+        return configuration;
+    }
+
+    /**
+     * Returns the room occupants.
+     * 
+     * @return the occupants of the room.
+     */
+    public HashMap<Jid, MUCLightAffiliation> getOccupants() {
+        return occupants;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/MultiUserChatLight.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/MultiUserChatLight.java
@ -0,0 +1,502 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Set;
+import java.util.concurrent.CopyOnWriteArraySet;
+
+import org.jivesoftware.smack.MessageListener;
+import org.jivesoftware.smack.PacketCollector;
+import org.jivesoftware.smack.SmackException.NoResponseException;
+import org.jivesoftware.smack.SmackException.NotConnectedException;
+import org.jivesoftware.smack.StanzaListener;
+import org.jivesoftware.smack.XMPPConnection;
+import org.jivesoftware.smack.XMPPException.XMPPErrorException;
+import org.jivesoftware.smack.chat.Chat;
+import org.jivesoftware.smack.chat.ChatManager;
+import org.jivesoftware.smack.chat.ChatMessageListener;
+import org.jivesoftware.smack.filter.AndFilter;
+import org.jivesoftware.smack.filter.FromMatchesFilter;
+import org.jivesoftware.smack.filter.MessageTypeFilter;
+import org.jivesoftware.smack.filter.StanzaFilter;
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smack.packet.Message;
+import org.jivesoftware.smack.packet.Stanza;
+import org.jivesoftware.smackx.muclight.element.MUCLightAffiliationsIQ;
+import org.jivesoftware.smackx.muclight.element.MUCLightChangeAffiliationsIQ;
+import org.jivesoftware.smackx.muclight.element.MUCLightConfigurationIQ;
+import org.jivesoftware.smackx.muclight.element.MUCLightCreateIQ;
+import org.jivesoftware.smackx.muclight.element.MUCLightDestroyIQ;
+import org.jivesoftware.smackx.muclight.element.MUCLightGetAffiliationsIQ;
+import org.jivesoftware.smackx.muclight.element.MUCLightGetConfigsIQ;
+import org.jivesoftware.smackx.muclight.element.MUCLightGetInfoIQ;
+import org.jivesoftware.smackx.muclight.element.MUCLightInfoIQ;
+import org.jivesoftware.smackx.muclight.element.MUCLightSetConfigsIQ;
+import org.jxmpp.jid.EntityJid;
+import org.jxmpp.jid.Jid;
+
+/**
+ * MUCLight class.
+ * 
+ * @author Fernando Ramirez
+ */
+public class MultiUserChatLight {
+
+    public static final String NAMESPACE = "urn:xmpp:muclight:0";
+
+    public static final String AFFILIATIONS = "#affiliations";
+    public static final String INFO = "#info";
+    public static final String CONFIGURATION = "#configuration";
+    public static final String CREATE = "#create";
+    public static final String DESTROY = "#destroy";
+    public static final String BLOCKING = "#blocking";
+
+    private final XMPPConnection connection;
+    private final EntityJid room;
+
+    private final Set<MessageListener> messageListeners = new CopyOnWriteArraySet<MessageListener>();
+
+    /**
+     * This filter will match all stanzas send from the groupchat or from one if
+     * the groupchat occupants.
+     */
+    private final StanzaFilter fromRoomFilter;
+
+    /**
+     * Same as {@link #fromRoomFilter} together with
+     * {@link MessageTypeFilter#GROUPCHAT}.
+     */
+    private final StanzaFilter fromRoomGroupchatFilter;
+
+    private final StanzaListener messageListener;
+
+    private PacketCollector messageCollector;
+
+    MultiUserChatLight(XMPPConnection connection, EntityJid room) {
+        this.connection = connection;
+        this.room = room;
+
+        fromRoomFilter = FromMatchesFilter.create(room);
+        fromRoomGroupchatFilter = new AndFilter(fromRoomFilter, MessageTypeFilter.GROUPCHAT);
+
+        messageListener = new StanzaListener() {
+            @Override
+            public void processPacket(Stanza packet) throws NotConnectedException {
+                Message message = (Message) packet;
+                for (MessageListener listener : messageListeners) {
+                    listener.processMessage(message);
+                }
+            }
+        };
+
+        connection.addSyncStanzaListener(messageListener, fromRoomGroupchatFilter);
+    }
+
+    /**
+     * Returns the JID of the room.
+     *
+     * @return the MUCLight room JID.
+     */
+    public EntityJid getRoom() {
+        return room;
+    }
+
+    /**
+     * Sends a message to the chat room.
+     *
+     * @param text
+     *            the text of the message to send.
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void sendMessage(String text) throws NotConnectedException, InterruptedException {
+        Message message = createMessage();
+        message.setBody(text);
+        connection.sendStanza(message);
+    }
+
+    /**
+     * Returns a new Chat for sending private messages to a given room occupant.
+     * The Chat's occupant address is the room's JID (i.e.
+     * roomName@service/nick). The server service will change the 'from' address
+     * to the sender's room JID and delivering the message to the intended
+     * recipient's full JID.
+     *
+     * @param occupant
+     *            occupant unique room JID (e.g.
+     *            'darkcave@macbeth.shakespeare.lit/Paul').
+     * @param listener
+     *            the listener is a message listener that will handle messages
+     *            for the newly created chat.
+     * @return new Chat for sending private messages to a given room occupant.
+     */
+    public Chat createPrivateChat(EntityJid occupant, ChatMessageListener listener) {
+        return ChatManager.getInstanceFor(connection).createChat(occupant, listener);
+    }
+
+    /**
+     * Creates a new Message to send to the chat room.
+     *
+     * @return a new Message addressed to the chat room.
+     */
+    public Message createMessage() {
+        return new Message(room, Message.Type.groupchat);
+    }
+
+    /**
+     * Sends a Message to the chat room.
+     *
+     * @param message
+     *            the message.
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void sendMessage(Message message) throws NotConnectedException, InterruptedException {
+        message.setTo(room);
+        message.setType(Message.Type.groupchat);
+        connection.sendStanza(message);
+    }
+
+    /**
+     * Polls for and returns the next message.
+     *
+     * @return the next message if one is immediately available
+     */
+    public Message pollMessage() {
+        return messageCollector.pollResult();
+    }
+
+    /**
+     * Returns the next available message in the chat. The method call will
+     * block (not return) until a message is available.
+     *
+     * @return the next message.
+     * @throws InterruptedException
+     */
+    public Message nextMessage() throws InterruptedException {
+        return messageCollector.nextResult();
+    }
+
+    /**
+     * Returns the next available message in the chat.
+     *
+     * @param timeout
+     *            the maximum amount of time to wait for the next message.
+     * @return the next message, or null if the timeout elapses without a
+     *         message becoming available.
+     * @throws InterruptedException
+     */
+    public Message nextMessage(long timeout) throws InterruptedException {
+        return messageCollector.nextResult(timeout);
+    }
+
+    /**
+     * Adds a stanza(/packet) listener that will be notified of any new messages
+     * in the group chat. Only "group chat" messages addressed to this group
+     * chat will be delivered to the listener.
+     *
+     * @param listener
+     *            a stanza(/packet) listener.
+     * @return true if the listener was not already added.
+     */
+    public boolean addMessageListener(MessageListener listener) {
+        return messageListeners.add(listener);
+    }
+
+    /**
+     * Removes a stanza(/packet) listener that was being notified of any new
+     * messages in the MUCLight. Only "group chat" messages addressed to this
+     * MUCLight were being delivered to the listener.
+     *
+     * @param listener
+     *            a stanza(/packet) listener.
+     * @return true if the listener was removed, otherwise the listener was not
+     *         added previously.
+     */
+    public boolean removeMessageListener(MessageListener listener) {
+        return messageListeners.remove(listener);
+    }
+
+    /**
+     * Remove the connection callbacks used by this MUC Light from the
+     * connection.
+     */
+    private void removeConnectionCallbacks() {
+        connection.removeSyncStanzaListener(messageListener);
+        if (messageCollector != null) {
+            messageCollector.cancel();
+            messageCollector = null;
+        }
+    }
+
+    @Override
+    public String toString() {
+        return "MUC Light: " + room + "(" + connection.getUser() + ")";
+    }
+
+    /**
+     * Create new MUCLight.
+     * 
+     * @param roomName
+     * @param subject
+     * @param customConfigs
+     * @param occupants
+     * @throws Exception
+     */
+    public void create(String roomName, String subject, HashMap<String, String> customConfigs, List<Jid> occupants)
+            throws Exception {
+        MUCLightCreateIQ createMUCLightIQ = new MUCLightCreateIQ(room, roomName, occupants);
+
+        messageCollector = connection.createPacketCollector(fromRoomGroupchatFilter);
+
+        try {
+            connection.createPacketCollectorAndSend(createMUCLightIQ).nextResultOrThrow();
+        } catch (InterruptedException | NoResponseException | XMPPErrorException e) {
+            removeConnectionCallbacks();
+            throw e;
+        }
+    }
+
+    /**
+     * Create new MUCLight.
+     * 
+     * @param roomName
+     * @param occupants
+     * @throws Exception
+     */
+    public void create(String roomName, List<Jid> occupants) throws Exception {
+        create(roomName, null, null, occupants);
+    }
+
+    /**
+     * Leave the MUCLight.
+     * 
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     */
+    public void leave() throws NotConnectedException, InterruptedException, NoResponseException, XMPPErrorException {
+        HashMap<Jid, MUCLightAffiliation> affiliations = new HashMap<>();
+        affiliations.put(connection.getUser(), MUCLightAffiliation.none);
+
+        MUCLightChangeAffiliationsIQ changeAffiliationsIQ = new MUCLightChangeAffiliationsIQ(room, affiliations);
+        IQ responseIq = connection.createPacketCollectorAndSend(changeAffiliationsIQ).nextResultOrThrow();
+        boolean roomLeft = responseIq.getType().equals(IQ.Type.result);
+
+        if (roomLeft) {
+            removeConnectionCallbacks();
+        }
+    }
+
+    /**
+     * Get the MUC Light info.
+     * 
+     * @param version
+     * @return the room info
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public MUCLightRoomInfo getFullInfo(String version)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        MUCLightGetInfoIQ mucLightGetInfoIQ = new MUCLightGetInfoIQ(room, version);
+
+        IQ responseIq = connection.createPacketCollectorAndSend(mucLightGetInfoIQ).nextResultOrThrow();
+        MUCLightInfoIQ mucLightInfoResponseIQ = (MUCLightInfoIQ) responseIq;
+
+        return new MUCLightRoomInfo(mucLightInfoResponseIQ.getVersion(), room,
+                mucLightInfoResponseIQ.getConfiguration(), mucLightInfoResponseIQ.getOccupants());
+    }
+
+    /**
+     * Get the MUC Light info.
+     * 
+     * @return the room info
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public MUCLightRoomInfo getFullInfo()
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        return getFullInfo(null);
+    }
+
+    /**
+     * Get the MUC Light configuration.
+     * 
+     * @param version
+     * @return the room configuration
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public MUCLightRoomConfiguration getConfiguration(String version)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        MUCLightGetConfigsIQ mucLightGetConfigsIQ = new MUCLightGetConfigsIQ(room, version);
+        IQ responseIq = connection.createPacketCollectorAndSend(mucLightGetConfigsIQ).nextResultOrThrow();
+        MUCLightConfigurationIQ mucLightConfigurationIQ = (MUCLightConfigurationIQ) responseIq;
+        return mucLightConfigurationIQ.getConfiguration();
+    }
+
+    /**
+     * Get the MUC Light configuration.
+     * 
+     * @return the room configuration
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public MUCLightRoomConfiguration getConfiguration()
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        return getConfiguration(null);
+    }
+
+    /**
+     * Get the MUC Light affiliations.
+     * 
+     * @param version
+     * @return the room affiliations
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public HashMap<Jid, MUCLightAffiliation> getAffiliations(String version)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        MUCLightGetAffiliationsIQ mucLightGetAffiliationsIQ = new MUCLightGetAffiliationsIQ(room, version);
+
+        IQ responseIq = connection.createPacketCollectorAndSend(mucLightGetAffiliationsIQ).nextResultOrThrow();
+        MUCLightAffiliationsIQ mucLightAffiliationsIQ = (MUCLightAffiliationsIQ) responseIq;
+
+        return mucLightAffiliationsIQ.getAffiliations();
+    }
+
+    /**
+     * Get the MUC Light affiliations.
+     * 
+     * @return the room affiliations
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public HashMap<Jid, MUCLightAffiliation> getAffiliations()
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        return getAffiliations(null);
+    }
+
+    /**
+     * Change the MUC Light affiliations.
+     * 
+     * @param affiliations
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void changeAffiliations(HashMap<Jid, MUCLightAffiliation> affiliations)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        MUCLightChangeAffiliationsIQ changeAffiliationsIQ = new MUCLightChangeAffiliationsIQ(room, affiliations);
+        connection.createPacketCollectorAndSend(changeAffiliationsIQ).nextResultOrThrow();
+    }
+
+    /**
+     * Destroy the MUC Light. Only will work if it is requested by the owner.
+     * 
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void destroy() throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        MUCLightDestroyIQ mucLightDestroyIQ = new MUCLightDestroyIQ(room);
+        IQ responseIq = connection.createPacketCollectorAndSend(mucLightDestroyIQ).nextResultOrThrow();
+        boolean roomDestroyed = responseIq.getType().equals(IQ.Type.result);
+
+        if (roomDestroyed) {
+            removeConnectionCallbacks();
+        }
+    }
+
+    /**
+     * Change the subject of the MUC Light.
+     * 
+     * @param subject
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void changeSubject(String subject)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        MUCLightSetConfigsIQ mucLightSetConfigIQ = new MUCLightSetConfigsIQ(room, null, subject, null);
+        connection.createPacketCollectorAndSend(mucLightSetConfigIQ).nextResultOrThrow();
+    }
+
+    /**
+     * Change the name of the room.
+     * 
+     * @param roomName
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void changeRoomName(String roomName)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        MUCLightSetConfigsIQ mucLightSetConfigIQ = new MUCLightSetConfigsIQ(room, roomName, null);
+        connection.createPacketCollectorAndSend(mucLightSetConfigIQ).nextResultOrThrow();
+    }
+
+    /**
+     * Set the room configurations.
+     * 
+     * @param customConfigs
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void setRoomConfigs(HashMap<String, String> customConfigs)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        setRoomConfigs(null, customConfigs);
+    }
+
+    /**
+     * Set the room configurations.
+     * 
+     * @param roomName
+     * @param customConfigs
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void setRoomConfigs(String roomName, HashMap<String, String> customConfigs)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        MUCLightSetConfigsIQ mucLightSetConfigIQ = new MUCLightSetConfigsIQ(room, roomName, customConfigs);
+        connection.createPacketCollectorAndSend(mucLightSetConfigIQ).nextResultOrThrow();
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/MultiUserChatLightManager.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/MultiUserChatLightManager.java
@ -0,0 +1,416 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import java.lang.ref.WeakReference;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.WeakHashMap;
+
+import org.jivesoftware.smack.Manager;
+import org.jivesoftware.smack.SmackException.NoResponseException;
+import org.jivesoftware.smack.SmackException.NotConnectedException;
+import org.jivesoftware.smack.XMPPConnection;
+import org.jivesoftware.smack.XMPPException.XMPPErrorException;
+import org.jivesoftware.smack.filter.IQReplyFilter;
+import org.jivesoftware.smack.filter.StanzaFilter;
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smack.packet.IQ.Type;
+import org.jivesoftware.smackx.disco.ServiceDiscoveryManager;
+import org.jivesoftware.smackx.disco.packet.DiscoverItems;
+import org.jivesoftware.smackx.muclight.element.MUCLightBlockingIQ;
+import org.jxmpp.jid.DomainBareJid;
+import org.jxmpp.jid.EntityBareJid;
+import org.jxmpp.jid.Jid;
+
+/**
+ * Multi-User Chat Light manager class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public final class MultiUserChatLightManager extends Manager {
+
+    private static final Map<XMPPConnection, MultiUserChatLightManager> INSTANCES = new WeakHashMap<XMPPConnection, MultiUserChatLightManager>();
+
+    /**
+     * Get a instance of a MUC Light manager for the given connection.
+     *
+     * @param connection
+     * @return a MUCLight manager.
+     */
+    public static synchronized MultiUserChatLightManager getInstanceFor(XMPPConnection connection) {
+        MultiUserChatLightManager multiUserChatLightManager = INSTANCES.get(connection);
+        if (multiUserChatLightManager == null) {
+            multiUserChatLightManager = new MultiUserChatLightManager(connection);
+            INSTANCES.put(connection, multiUserChatLightManager);
+        }
+        return multiUserChatLightManager;
+    }
+
+    /**
+     * A Map of MUC Light JIDs to instances. We use weak references for the
+     * values in order to allow those instances to get garbage collected.
+     */
+    private final Map<EntityBareJid, WeakReference<MultiUserChatLight>> multiUserChatLights = new HashMap<>();
+
+    private MultiUserChatLightManager(XMPPConnection connection) {
+        super(connection);
+    }
+
+    /**
+     * Obtain the MUC Light.
+     *
+     * @param jid
+     * @return the MUCLight.
+     */
+    public synchronized MultiUserChatLight getMultiUserChatLight(EntityBareJid jid) {
+        WeakReference<MultiUserChatLight> weakRefMultiUserChat = multiUserChatLights.get(jid);
+        if (weakRefMultiUserChat == null) {
+            return createNewMucLightAndAddToMap(jid);
+        }
+        MultiUserChatLight multiUserChatLight = weakRefMultiUserChat.get();
+        if (multiUserChatLight == null) {
+            return createNewMucLightAndAddToMap(jid);
+        }
+        return multiUserChatLight;
+    }
+
+    private MultiUserChatLight createNewMucLightAndAddToMap(EntityBareJid jid) {
+        MultiUserChatLight multiUserChatLight = new MultiUserChatLight(connection(), jid);
+        multiUserChatLights.put(jid, new WeakReference<MultiUserChatLight>(multiUserChatLight));
+        return multiUserChatLight;
+    }
+
+    /**
+     * Returns true if Multi-User Chat Light feature is supported by the server.
+     *
+     * @param mucLightService
+     * @return true if Multi-User Chat Light feature is supported by the server.
+     * @throws NotConnectedException
+     * @throws XMPPErrorException
+     * @throws NoResponseException
+     * @throws InterruptedException
+     */
+    public boolean isFeatureSupported(DomainBareJid mucLightService)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        return ServiceDiscoveryManager.getInstanceFor(connection()).discoverInfo(mucLightService)
+                .containsFeature(MultiUserChatLight.NAMESPACE);
+    }
+
+    /**
+     * Returns a List of the rooms the user occupies.
+     *
+     * @param mucLightService
+     * @return a List of the rooms the user occupies.
+     * @throws XMPPErrorException
+     * @throws NoResponseException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public List<Jid> getOccupiedRooms(DomainBareJid mucLightService)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        DiscoverItems result = ServiceDiscoveryManager.getInstanceFor(connection()).discoverItems(mucLightService);
+        List<DiscoverItems.Item> items = result.getItems();
+        List<Jid> answer = new ArrayList<>(items.size());
+
+        for (DiscoverItems.Item item : items) {
+            Jid mucLight = item.getEntityID();
+            answer.add(mucLight);
+        }
+
+        return answer;
+    }
+
+    /**
+     * Returns a collection with the XMPP addresses of the MUC Light services.
+     *
+     * @return a collection with the XMPP addresses of the MUC Light services.
+     * @throws XMPPErrorException
+     * @throws NoResponseException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public List<DomainBareJid> getLocalServices()
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        ServiceDiscoveryManager sdm = ServiceDiscoveryManager.getInstanceFor(connection());
+        return sdm.findServices(MultiUserChatLight.NAMESPACE, false, false);
+    }
+
+    /**
+     * Get users and rooms blocked.
+     * 
+     * @param mucLightService
+     * @return the list of users and rooms blocked
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public List<Jid> getUsersAndRoomsBlocked(DomainBareJid mucLightService)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        MUCLightBlockingIQ muclIghtBlockingIQResult = getBlockingList(mucLightService);
+
+        List<Jid> jids = new ArrayList<>();
+        if (muclIghtBlockingIQResult.getRooms() != null) {
+            jids.addAll(muclIghtBlockingIQResult.getRooms().keySet());
+        }
+
+        if (muclIghtBlockingIQResult.getUsers() != null) {
+            jids.addAll(muclIghtBlockingIQResult.getUsers().keySet());
+        }
+
+        return jids;
+    }
+
+    /**
+     * Get rooms blocked.
+     * 
+     * @param mucLightService
+     * @return the list of rooms blocked
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public List<Jid> getRoomsBlocked(DomainBareJid mucLightService)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        MUCLightBlockingIQ muclIghtBlockingIQResult = getBlockingList(mucLightService);
+
+        List<Jid> jids = new ArrayList<>();
+        if (muclIghtBlockingIQResult.getRooms() != null) {
+            jids.addAll(muclIghtBlockingIQResult.getRooms().keySet());
+        }
+
+        return jids;
+    }
+
+    /**
+     * Get users blocked.
+     * 
+     * @param mucLightService
+     * @return the list of users blocked
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public List<Jid> getUsersBlocked(DomainBareJid mucLightService)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        MUCLightBlockingIQ muclIghtBlockingIQResult = getBlockingList(mucLightService);
+
+        List<Jid> jids = new ArrayList<>();
+        if (muclIghtBlockingIQResult.getUsers() != null) {
+            jids.addAll(muclIghtBlockingIQResult.getUsers().keySet());
+        }
+
+        return jids;
+    }
+
+    private MUCLightBlockingIQ getBlockingList(DomainBareJid mucLightService)
+            throws NoResponseException, XMPPErrorException, InterruptedException, NotConnectedException {
+        MUCLightBlockingIQ mucLightBlockingIQ = new MUCLightBlockingIQ(null, null);
+        mucLightBlockingIQ.setType(Type.get);
+        mucLightBlockingIQ.setTo(mucLightService);
+
+        StanzaFilter responseFilter = new IQReplyFilter(mucLightBlockingIQ, connection());
+        IQ responseIq = connection().createPacketCollectorAndSend(responseFilter, mucLightBlockingIQ)
+                .nextResultOrThrow();
+        MUCLightBlockingIQ muclIghtBlockingIQResult = (MUCLightBlockingIQ) responseIq;
+
+        return muclIghtBlockingIQResult;
+    }
+
+    /**
+     * Block a room.
+     * 
+     * @param mucLightService
+     * @param roomJid
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void blockRoom(DomainBareJid mucLightService, Jid roomJid)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        HashMap<Jid, Boolean> rooms = new HashMap<>();
+        rooms.put(roomJid, false);
+        sendBlockRooms(mucLightService, rooms);
+    }
+
+    /**
+     * Block rooms.
+     * 
+     * @param mucLightService
+     * @param roomsJids
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void blockRooms(DomainBareJid mucLightService, List<Jid> roomsJids)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        HashMap<Jid, Boolean> rooms = new HashMap<>();
+        for (Jid jid : roomsJids) {
+            rooms.put(jid, false);
+        }
+        sendBlockRooms(mucLightService, rooms);
+    }
+
+    private void sendBlockRooms(DomainBareJid mucLightService, HashMap<Jid, Boolean> rooms)
+            throws NoResponseException, XMPPErrorException, InterruptedException, NotConnectedException {
+        MUCLightBlockingIQ mucLightBlockingIQ = new MUCLightBlockingIQ(rooms, null);
+        mucLightBlockingIQ.setType(Type.set);
+        mucLightBlockingIQ.setTo(mucLightService);
+        connection().createPacketCollectorAndSend(mucLightBlockingIQ).nextResultOrThrow();
+    }
+
+    /**
+     * Block a user.
+     * 
+     * @param mucLightService
+     * @param userJid
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void blockUser(DomainBareJid mucLightService, Jid userJid)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        HashMap<Jid, Boolean> users = new HashMap<>();
+        users.put(userJid, false);
+        sendBlockUsers(mucLightService, users);
+    }
+
+    /**
+     * Block users.
+     * 
+     * @param mucLightService
+     * @param usersJids
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void blockUsers(DomainBareJid mucLightService, List<Jid> usersJids)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        HashMap<Jid, Boolean> users = new HashMap<>();
+        for (Jid jid : usersJids) {
+            users.put(jid, false);
+        }
+        sendBlockUsers(mucLightService, users);
+    }
+
+    private void sendBlockUsers(DomainBareJid mucLightService, HashMap<Jid, Boolean> users)
+            throws NoResponseException, XMPPErrorException, InterruptedException, NotConnectedException {
+        MUCLightBlockingIQ mucLightBlockingIQ = new MUCLightBlockingIQ(null, users);
+        mucLightBlockingIQ.setType(Type.set);
+        mucLightBlockingIQ.setTo(mucLightService);
+        connection().createPacketCollectorAndSend(mucLightBlockingIQ).nextResultOrThrow();
+    }
+
+    /**
+     * Unblock a room.
+     * 
+     * @param mucLightService
+     * @param roomJid
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void unblockRoom(DomainBareJid mucLightService, Jid roomJid)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        HashMap<Jid, Boolean> rooms = new HashMap<>();
+        rooms.put(roomJid, true);
+        sendUnblockRooms(mucLightService, rooms);
+    }
+
+    /**
+     * Unblock rooms.
+     * 
+     * @param mucLightService
+     * @param roomsJids
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void unblockRooms(DomainBareJid mucLightService, List<Jid> roomsJids)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        HashMap<Jid, Boolean> rooms = new HashMap<>();
+        for (Jid jid : roomsJids) {
+            rooms.put(jid, true);
+        }
+        sendUnblockRooms(mucLightService, rooms);
+    }
+
+    private void sendUnblockRooms(DomainBareJid mucLightService, HashMap<Jid, Boolean> rooms)
+            throws NoResponseException, XMPPErrorException, InterruptedException, NotConnectedException {
+        MUCLightBlockingIQ mucLightBlockingIQ = new MUCLightBlockingIQ(rooms, null);
+        mucLightBlockingIQ.setType(Type.set);
+        mucLightBlockingIQ.setTo(mucLightService);
+        connection().createPacketCollectorAndSend(mucLightBlockingIQ).nextResultOrThrow();
+    }
+
+    /**
+     * Unblock a user.
+     * 
+     * @param mucLightService
+     * @param userJid
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void unblockUser(DomainBareJid mucLightService, Jid userJid)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        HashMap<Jid, Boolean> users = new HashMap<>();
+        users.put(userJid, true);
+        sendUnblockUsers(mucLightService, users);
+    }
+
+    /**
+     * Unblock users.
+     * 
+     * @param mucLightService
+     * @param usersJids
+     * @throws NoResponseException
+     * @throws XMPPErrorException
+     * @throws NotConnectedException
+     * @throws InterruptedException
+     */
+    public void unblockUsers(DomainBareJid mucLightService, List<Jid> usersJids)
+            throws NoResponseException, XMPPErrorException, NotConnectedException, InterruptedException {
+        HashMap<Jid, Boolean> users = new HashMap<>();
+        for (Jid jid : usersJids) {
+            users.put(jid, true);
+        }
+        sendUnblockUsers(mucLightService, users);
+    }
+
+    private void sendUnblockUsers(DomainBareJid mucLightService, HashMap<Jid, Boolean> users)
+            throws NoResponseException, XMPPErrorException, InterruptedException, NotConnectedException {
+        MUCLightBlockingIQ mucLightBlockingIQ = new MUCLightBlockingIQ(null, users);
+        mucLightBlockingIQ.setType(Type.set);
+        mucLightBlockingIQ.setTo(mucLightService);
+        connection().createPacketCollectorAndSend(mucLightBlockingIQ).nextResultOrThrow();
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightAffiliationsIQ.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightAffiliationsIQ.java
@ -0,0 +1,87 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.element;
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smackx.muclight.MUCLightAffiliation;
+import org.jivesoftware.smackx.muclight.MultiUserChatLight;
+import org.jivesoftware.smackx.muclight.element.MUCLightElements.UserWithAffiliationElement;
+import org.jxmpp.jid.Jid;
+
+/**
+ * MUC Light affiliations response IQ class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightAffiliationsIQ extends IQ {
+
+    public static final String ELEMENT = QUERY_ELEMENT;
+    public static final String NAMESPACE = MultiUserChatLight.NAMESPACE + MultiUserChatLight.AFFILIATIONS;
+
+    private final String version;
+    private HashMap<Jid, MUCLightAffiliation> affiliations;
+
+    /**
+     * MUC Light affiliations response IQ constructor.
+     * 
+     * @param version
+     * @param affiliations
+     */
+    public MUCLightAffiliationsIQ(String version, HashMap<Jid, MUCLightAffiliation> affiliations) {
+        super(ELEMENT, NAMESPACE);
+        this.version = version;
+        this.affiliations = affiliations;
+    }
+
+    @Override
+    protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder xml) {
+        xml.rightAngleBracket();
+        xml.optElement("version", version);
+
+        Iterator<Map.Entry<Jid, MUCLightAffiliation>> it = affiliations.entrySet().iterator();
+        while (it.hasNext()) {
+            Map.Entry<Jid, MUCLightAffiliation> pair = it.next();
+            xml.element(new UserWithAffiliationElement(pair.getKey(), pair.getValue()));
+        }
+
+        return xml;
+    }
+
+    /**
+     * Returns the version.
+     * 
+     * @return the version
+     */
+    public String getVersion() {
+        return version;
+    }
+
+    /**
+     * Returns the room affiliations.
+     * 
+     * @return the affiliations of the room
+     */
+    public HashMap<Jid, MUCLightAffiliation> getAffiliations() {
+        return affiliations;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightBlockingIQ.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightBlockingIQ.java
@ -0,0 +1,95 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.element;
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smackx.muclight.MultiUserChatLight;
+import org.jivesoftware.smackx.muclight.element.MUCLightElements.BlockingElement;
+import org.jxmpp.jid.Jid;
+
+/**
+ * MUC Light blocking IQ class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightBlockingIQ extends IQ {
+
+    public static final String ELEMENT = QUERY_ELEMENT;
+    public static final String NAMESPACE = MultiUserChatLight.NAMESPACE + MultiUserChatLight.BLOCKING;
+
+    private final HashMap<Jid, Boolean> rooms;
+    private final HashMap<Jid, Boolean> users;
+
+    /**
+     * MUC Light blocking IQ constructor.
+     * 
+     * @param rooms
+     * @param users
+     */
+    public MUCLightBlockingIQ(HashMap<Jid, Boolean> rooms, HashMap<Jid, Boolean> users) {
+        super(ELEMENT, NAMESPACE);
+        this.rooms = rooms;
+        this.users = users;
+    }
+
+    /**
+     * Get rooms JIDs with booleans (true if allow, false if deny).
+     * 
+     * @return the rooms JIDs with booleans (true if allow, false if deny)
+     */
+    public HashMap<Jid, Boolean> getRooms() {
+        return rooms;
+    }
+
+    /**
+     * Get users JIDs with booleans (true if allow, false if deny).
+     * 
+     * @return the users JIDs with booleans (true if allow, false if deny)
+     */
+    public HashMap<Jid, Boolean> getUsers() {
+        return users;
+    }
+
+    @Override
+    protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder xml) {
+        xml.rightAngleBracket();
+
+        if (rooms != null) {
+            parseBlocking(xml, rooms, true);
+        }
+
+        if (users != null) {
+            parseBlocking(xml, users, false);
+        }
+
+        return xml;
+    }
+
+    private void parseBlocking(IQChildElementXmlStringBuilder xml, HashMap<Jid, Boolean> map, boolean isRoom) {
+        Iterator<Map.Entry<Jid, Boolean>> it = map.entrySet().iterator();
+        while (it.hasNext()) {
+            Map.Entry<Jid, Boolean> pair = it.next();
+            xml.element(new BlockingElement(pair.getKey(), pair.getValue(), isRoom));
+        }
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightChangeAffiliationsIQ.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightChangeAffiliationsIQ.java
@ -0,0 +1,79 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.element;
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smackx.muclight.MUCLightAffiliation;
+import org.jivesoftware.smackx.muclight.MultiUserChatLight;
+import org.jivesoftware.smackx.muclight.element.MUCLightElements.UserWithAffiliationElement;
+import org.jxmpp.jid.Jid;
+
+/**
+ * MUCLight change affiliations IQ class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightChangeAffiliationsIQ extends IQ {
+
+    public static final String ELEMENT = QUERY_ELEMENT;
+    public static final String NAMESPACE = MultiUserChatLight.NAMESPACE + MultiUserChatLight.AFFILIATIONS;
+
+    private HashMap<Jid, MUCLightAffiliation> affiliations;
+
+    /**
+     * MUCLight change affiliations IQ constructor.
+     * 
+     * @param room
+     * @param affiliations
+     */
+    public MUCLightChangeAffiliationsIQ(Jid room, HashMap<Jid, MUCLightAffiliation> affiliations) {
+        super(ELEMENT, NAMESPACE);
+        this.setType(Type.set);
+        this.setTo(room);
+        this.affiliations = affiliations;
+    }
+
+    /**
+     * Get the affiliations.
+     * 
+     * @return the affiliations
+     */
+    public HashMap<Jid, MUCLightAffiliation> getAffiliations() {
+        return affiliations;
+    }
+
+    @Override
+    protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder xml) {
+        xml.rightAngleBracket();
+
+        if (affiliations != null) {
+            Iterator<Map.Entry<Jid, MUCLightAffiliation>> it = affiliations.entrySet().iterator();
+            while (it.hasNext()) {
+                Map.Entry<Jid, MUCLightAffiliation> pair = it.next();
+                xml.element(new UserWithAffiliationElement(pair.getKey(), pair.getValue()));
+            }
+        }
+
+        return xml;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightConfigurationIQ.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightConfigurationIQ.java
@ -0,0 +1,76 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.element;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smackx.muclight.MUCLightRoomConfiguration;
+import org.jivesoftware.smackx.muclight.MultiUserChatLight;
+import org.jivesoftware.smackx.muclight.element.MUCLightElements.ConfigurationElement;
+
+/**
+ * MUC Light configuration response IQ class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightConfigurationIQ extends IQ {
+
+    public static final String ELEMENT = QUERY_ELEMENT;
+    public static final String NAMESPACE = MultiUserChatLight.NAMESPACE + MultiUserChatLight.CONFIGURATION;
+
+    private final String version;
+    private final MUCLightRoomConfiguration configuration;
+
+    /**
+     * MUC Light configuration response IQ constructor.
+     * 
+     * @param version
+     * @param configuration
+     */
+    public MUCLightConfigurationIQ(String version, MUCLightRoomConfiguration configuration) {
+        super(ELEMENT, NAMESPACE);
+        this.version = version;
+        this.configuration = configuration;
+    }
+
+    @Override
+    protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder xml) {
+        xml.rightAngleBracket();
+        xml.optElement("version", version);
+        xml.element(new ConfigurationElement(configuration));
+        return xml;
+    }
+
+    /**
+     * Returns the version.
+     * 
+     * @return the version
+     */
+    public String getVersion() {
+        return version;
+    }
+
+    /**
+     * Returns the room configuration.
+     * 
+     * @return the configuration of the room
+     */
+    public MUCLightRoomConfiguration getConfiguration() {
+        return configuration;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightCreateIQ.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightCreateIQ.java
@ -0,0 +1,109 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.element;
+
+import java.util.HashMap;
+import java.util.List;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smackx.muclight.MUCLightAffiliation;
+import org.jivesoftware.smackx.muclight.MUCLightRoomConfiguration;
+import org.jivesoftware.smackx.muclight.MultiUserChatLight;
+import org.jivesoftware.smackx.muclight.element.MUCLightElements.ConfigurationElement;
+import org.jivesoftware.smackx.muclight.element.MUCLightElements.OccupantsElement;
+import org.jxmpp.jid.EntityJid;
+import org.jxmpp.jid.Jid;
+
+/**
+ * MUCLight create IQ class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightCreateIQ extends IQ {
+
+    public static final String ELEMENT = QUERY_ELEMENT;
+    public static final String NAMESPACE = MultiUserChatLight.NAMESPACE + MultiUserChatLight.CREATE;
+
+    private MUCLightRoomConfiguration configuration;
+    private final HashMap<Jid, MUCLightAffiliation> occupants;
+
+    /**
+     * MUCLight create IQ constructor.
+     * 
+     * @param room
+     * @param roomName
+     * @param subject
+     * @param customConfigs
+     * @param occupants
+     */
+    public MUCLightCreateIQ(EntityJid room, String roomName, String subject, HashMap<String, String> customConfigs,
+            List<Jid> occupants) {
+        super(ELEMENT, NAMESPACE);
+        this.configuration = new MUCLightRoomConfiguration(roomName, subject, customConfigs);
+
+        this.occupants = new HashMap<>();
+        for (Jid occupant : occupants) {
+            this.occupants.put(occupant, MUCLightAffiliation.member);
+        }
+
+        this.setType(Type.set);
+        this.setTo(room);
+    }
+
+    /**
+     * MUCLight create IQ constructor.
+     * 
+     * @param room
+     * @param roomName
+     * @param occupants
+     */
+    public MUCLightCreateIQ(EntityJid room, String roomName, List<Jid> occupants) {
+        this(room, roomName, null, null, occupants);
+    }
+
+    /**
+     * Get the room configuration.
+     * 
+     * @return the room configuration
+     */
+    public MUCLightRoomConfiguration getConfiguration() {
+        return configuration;
+    }
+
+    /**
+     * Get the room occupants.
+     * 
+     * @return the room occupants
+     */
+    public HashMap<Jid, MUCLightAffiliation> getOccupants() {
+        return occupants;
+    }
+
+    @Override
+    protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder xml) {
+        xml.rightAngleBracket();
+        xml.element(new ConfigurationElement(configuration));
+
+        if (!occupants.isEmpty()) {
+            xml.element(new OccupantsElement(occupants));
+        }
+
+        return xml;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightDestroyIQ.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightDestroyIQ.java
@ -0,0 +1,51 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.element;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smackx.muclight.MultiUserChatLight;
+import org.jxmpp.jid.Jid;
+
+/**
+ * MUC Light destroy IQ class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightDestroyIQ extends IQ {
+
+    public static final String ELEMENT = QUERY_ELEMENT;
+    public static final String NAMESPACE = MultiUserChatLight.NAMESPACE + MultiUserChatLight.DESTROY;
+
+    /**
+     * MUC Light destroy IQ constructor.
+     * 
+     * @param roomJid
+     */
+    public MUCLightDestroyIQ(Jid roomJid) {
+        super(ELEMENT, NAMESPACE);
+        this.setType(Type.set);
+        this.setTo(roomJid);
+    }
+
+    @Override
+    protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder xml) {
+        xml.setEmptyElement();
+        return xml;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightElements.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightElements.java
@ -0,0 +1,392 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.element;
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+
+import org.jivesoftware.smack.packet.Element;
+import org.jivesoftware.smack.packet.ExtensionElement;
+import org.jivesoftware.smack.packet.Message;
+import org.jivesoftware.smack.util.XmlStringBuilder;
+import org.jivesoftware.smackx.muclight.MUCLightAffiliation;
+import org.jivesoftware.smackx.muclight.MUCLightRoomConfiguration;
+import org.jivesoftware.smackx.muclight.MultiUserChatLight;
+import org.jivesoftware.smackx.xdata.packet.DataForm;
+import org.jxmpp.jid.Jid;
+
+public abstract class MUCLightElements {
+
+    /**
+     * Affiliations change extension element class.
+     * 
+     * @author Fernando Ramirez
+     *
+     */
+    public static class AffiliationsChangeExtension implements ExtensionElement {
+
+        public static final String ELEMENT = DataForm.ELEMENT;
+        public static final String NAMESPACE = MultiUserChatLight.NAMESPACE + MultiUserChatLight.AFFILIATIONS;
+
+        private final HashMap<Jid, MUCLightAffiliation> affiliations;
+        private final String prevVersion;
+        private final String version;
+
+        public AffiliationsChangeExtension(HashMap<Jid, MUCLightAffiliation> affiliations, String prevVersion,
+                String version) {
+            this.affiliations = affiliations;
+            this.prevVersion = prevVersion;
+            this.version = version;
+        }
+
+        @Override
+        public String getElementName() {
+            return ELEMENT;
+        }
+
+        @Override
+        public String getNamespace() {
+            return NAMESPACE;
+        }
+
+        /**
+         * Get the affiliations.
+         * 
+         * @return the affiliations
+         */
+        public HashMap<Jid, MUCLightAffiliation> getAffiliations() {
+            return affiliations;
+        }
+
+        /**
+         * Get the previous version.
+         * 
+         * @return the previous version
+         */
+        public String getPrevVersion() {
+            return prevVersion;
+        }
+
+        /**
+         * Get the version.
+         * 
+         * @return the version
+         */
+        public String getVersion() {
+            return version;
+        }
+
+        @Override
+        public CharSequence toXML() {
+            XmlStringBuilder xml = new XmlStringBuilder(this);
+            xml.rightAngleBracket();
+
+            xml.optElement("prev-version", prevVersion);
+            xml.optElement("version", version);
+
+            Iterator<Map.Entry<Jid, MUCLightAffiliation>> it = affiliations.entrySet().iterator();
+            while (it.hasNext()) {
+                Map.Entry<Jid, MUCLightAffiliation> pair = it.next();
+                xml.element(new UserWithAffiliationElement(pair.getKey(), pair.getValue()));
+            }
+
+            xml.closeElement(this);
+            return xml;
+        }
+
+        public static AffiliationsChangeExtension from(Message message) {
+            return message.getExtension(AffiliationsChangeExtension.ELEMENT, AffiliationsChangeExtension.NAMESPACE);
+        }
+
+    }
+
+    /**
+     * Configurations change extension element class.
+     * 
+     * @author Fernando Ramirez
+     *
+     */
+    public static class ConfigurationsChangeExtension implements ExtensionElement {
+
+        public static final String ELEMENT = DataForm.ELEMENT;
+        public static final String NAMESPACE = MultiUserChatLight.NAMESPACE + MultiUserChatLight.CONFIGURATION;
+
+        private final String prevVersion;
+        private final String version;
+        private final String roomName;
+        private final String subject;
+        private final HashMap<String, String> customConfigs;
+
+        /**
+         * Configurations change extension constructor.
+         * 
+         * @param prevVersion
+         * @param version
+         * @param roomName
+         * @param subject
+         * @param customConfigs
+         */
+        public ConfigurationsChangeExtension(String prevVersion, String version, String roomName, String subject,
+                HashMap<String, String> customConfigs) {
+            this.prevVersion = prevVersion;
+            this.version = version;
+            this.roomName = roomName;
+            this.subject = subject;
+            this.customConfigs = customConfigs;
+        }
+
+        @Override
+        public String getElementName() {
+            return ELEMENT;
+        }
+
+        @Override
+        public String getNamespace() {
+            return NAMESPACE;
+        }
+
+        /**
+         * Get the previous version.
+         * 
+         * @return the previous version
+         */
+        public String getPrevVersion() {
+            return prevVersion;
+        }
+
+        /**
+         * Get the version.
+         * 
+         * @return the version
+         */
+        public String getVersion() {
+            return version;
+        }
+
+        /**
+         * Get the room name.
+         * 
+         * @return the room name
+         */
+        public String getRoomName() {
+            return roomName;
+        }
+
+        /**
+         * Get the room subject.
+         * 
+         * @return the room subject
+         */
+        public String getSubject() {
+            return subject;
+        }
+
+        /**
+         * Get the room custom configurations.
+         * 
+         * @return the room custom configurations
+         */
+        public HashMap<String, String> getCustomConfigs() {
+            return customConfigs;
+        }
+
+        @Override
+        public CharSequence toXML() {
+            XmlStringBuilder xml = new XmlStringBuilder(this);
+            xml.rightAngleBracket();
+
+            xml.optElement("prev-version", prevVersion);
+            xml.optElement("version", version);
+            xml.optElement("roomname", roomName);
+            xml.optElement("subject", subject);
+
+            if (customConfigs != null) {
+                Iterator<Map.Entry<String, String>> it = customConfigs.entrySet().iterator();
+                while (it.hasNext()) {
+                    Map.Entry<String, String> pair = it.next();
+                    xml.element(pair.getKey(), pair.getValue());
+                }
+            }
+
+            xml.closeElement(this);
+            return xml;
+        }
+
+        public static ConfigurationsChangeExtension from(Message message) {
+            return message.getExtension(ConfigurationsChangeExtension.ELEMENT, ConfigurationsChangeExtension.NAMESPACE);
+        }
+
+    }
+
+    /**
+     * Configuration element class.
+     * 
+     * @author Fernando Ramirez
+     *
+     */
+    public static class ConfigurationElement implements Element {
+
+        private MUCLightRoomConfiguration configuration;
+
+        /**
+         * Configuration element constructor.
+         * 
+         * @param configuration
+         */
+        public ConfigurationElement(MUCLightRoomConfiguration configuration) {
+            this.configuration = configuration;
+        }
+
+        @Override
+        public CharSequence toXML() {
+            XmlStringBuilder xml = new XmlStringBuilder();
+            xml.openElement("configuration");
+
+            xml.element("roomname", configuration.getRoomName());
+            xml.optElement("subject", configuration.getSubject());
+
+            if (configuration.getCustomConfigs() != null) {
+                Iterator<Map.Entry<String, String>> it = configuration.getCustomConfigs().entrySet().iterator();
+                while (it.hasNext()) {
+                    Map.Entry<String, String> pair = it.next();
+                    xml.element(pair.getKey(), pair.getValue());
+                }
+            }
+
+            xml.closeElement("configuration");
+            return xml;
+        }
+
+    }
+
+    /**
+     * Occupants element class.
+     * 
+     * @author Fernando Ramirez
+     *
+     */
+    public static class OccupantsElement implements Element {
+
+        private HashMap<Jid, MUCLightAffiliation> occupants;
+
+        /**
+         * Occupants element constructor.
+         * 
+         * @param occupants
+         */
+        public OccupantsElement(HashMap<Jid, MUCLightAffiliation> occupants) {
+            this.occupants = occupants;
+        }
+
+        @Override
+        public CharSequence toXML() {
+            XmlStringBuilder xml = new XmlStringBuilder();
+            xml.openElement("occupants");
+
+            Iterator<Map.Entry<Jid, MUCLightAffiliation>> it = occupants.entrySet().iterator();
+            while (it.hasNext()) {
+                Map.Entry<Jid, MUCLightAffiliation> pair = it.next();
+                xml.element(new UserWithAffiliationElement(pair.getKey(), pair.getValue()));
+            }
+
+            xml.closeElement("occupants");
+            return xml;
+        }
+
+    }
+
+    /**
+     * User with affiliation element class.
+     * 
+     * @author Fernando Ramirez
+     *
+     */
+    public static class UserWithAffiliationElement implements Element {
+
+        private Jid user;
+        private MUCLightAffiliation affiliation;
+
+        /**
+         * User with affiliations element constructor.
+         * 
+         * @param user
+         * @param affiliation
+         */
+        public UserWithAffiliationElement(Jid user, MUCLightAffiliation affiliation) {
+            this.user = user;
+            this.affiliation = affiliation;
+        }
+
+        @Override
+        public CharSequence toXML() {
+            XmlStringBuilder xml = new XmlStringBuilder();
+            xml.halfOpenElement("user");
+            xml.attribute("affiliation", affiliation);
+            xml.rightAngleBracket();
+            xml.escape(user);
+            xml.closeElement("user");
+            return xml;
+        }
+
+    }
+
+    /**
+     * Blocking element class.
+     * 
+     * @author Fernando Ramirez
+     *
+     */
+    public static class BlockingElement implements Element {
+
+        private Jid jid;
+        private Boolean allow;
+        private Boolean isRoom;
+
+        /**
+         * Blocking element constructor.
+         * 
+         * @param jid
+         * @param allow
+         * @param isRoom
+         */
+        public BlockingElement(Jid jid, Boolean allow, Boolean isRoom) {
+            this.jid = jid;
+            this.allow = allow;
+            this.isRoom = isRoom;
+        }
+
+        @Override
+        public CharSequence toXML() {
+            XmlStringBuilder xml = new XmlStringBuilder();
+
+            String tag = isRoom ? "room" : "user";
+            xml.halfOpenElement(tag);
+
+            String action = allow ? "allow" : "deny";
+            xml.attribute("action", action);
+            xml.rightAngleBracket();
+
+            xml.escape(jid);
+
+            xml.closeElement(tag);
+            return xml;
+        }
+
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightGetAffiliationsIQ.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightGetAffiliationsIQ.java
@ -0,0 +1,65 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.element;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smackx.muclight.MultiUserChatLight;
+import org.jxmpp.jid.Jid;
+
+/**
+ * MUC Light get affiliations IQ class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightGetAffiliationsIQ extends IQ {
+
+    public static final String ELEMENT = QUERY_ELEMENT;
+    public static final String NAMESPACE = MultiUserChatLight.NAMESPACE + MultiUserChatLight.AFFILIATIONS;
+
+    private String version;
+
+    /**
+     * MUC Light get affiliations IQ constructor.
+     * 
+     * @param roomJid
+     * @param version
+     */
+    public MUCLightGetAffiliationsIQ(Jid roomJid, String version) {
+        super(ELEMENT, NAMESPACE);
+        this.version = version;
+        this.setType(Type.get);
+        this.setTo(roomJid);
+    }
+
+    /**
+     * MUC Light get affiliations IQ constructor.
+     * 
+     * @param roomJid
+     */
+    public MUCLightGetAffiliationsIQ(Jid roomJid) {
+        this(roomJid, null);
+    }
+
+    @Override
+    protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder xml) {
+        xml.rightAngleBracket();
+        xml.optElement("version", version);
+        return xml;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightGetConfigsIQ.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightGetConfigsIQ.java
@ -0,0 +1,65 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.element;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smackx.muclight.MultiUserChatLight;
+import org.jxmpp.jid.Jid;
+
+/**
+ * MUC Light get configurations IQ class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightGetConfigsIQ extends IQ {
+
+    public static final String ELEMENT = QUERY_ELEMENT;
+    public static final String NAMESPACE = MultiUserChatLight.NAMESPACE + MultiUserChatLight.CONFIGURATION;
+
+    private String version;
+
+    /**
+     * MUC Light get configurations IQ constructor.
+     * 
+     * @param roomJid
+     * @param version
+     */
+    public MUCLightGetConfigsIQ(Jid roomJid, String version) {
+        super(ELEMENT, NAMESPACE);
+        this.version = version;
+        this.setType(Type.get);
+        this.setTo(roomJid);
+    }
+
+    /**
+     * MUC Light get configurations IQ constructor.
+     * 
+     * @param roomJid
+     */
+    public MUCLightGetConfigsIQ(Jid roomJid) {
+        this(roomJid, null);
+    }
+
+    @Override
+    protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder xml) {
+        xml.rightAngleBracket();
+        xml.optElement("version", version);
+        return xml;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightGetInfoIQ.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightGetInfoIQ.java
@ -0,0 +1,65 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.element;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smackx.muclight.MultiUserChatLight;
+import org.jxmpp.jid.Jid;
+
+/**
+ * MUC Light get info IQ class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightGetInfoIQ extends IQ {
+
+    public static final String ELEMENT = QUERY_ELEMENT;
+    public static final String NAMESPACE = MultiUserChatLight.NAMESPACE + MultiUserChatLight.INFO;
+
+    private String version;
+
+    /**
+     * MUC Light get info IQ constructor.
+     * 
+     * @param roomJid
+     * @param version
+     */
+    public MUCLightGetInfoIQ(Jid roomJid, String version) {
+        super(ELEMENT, NAMESPACE);
+        this.version = version;
+        this.setType(Type.get);
+        this.setTo(roomJid);
+    }
+
+    /**
+     * MUC Light get info IQ constructor.
+     * 
+     * @param roomJid
+     */
+    public MUCLightGetInfoIQ(Jid roomJid) {
+        this(roomJid, null);
+    }
+
+    @Override
+    protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder xml) {
+        xml.rightAngleBracket();
+        xml.optElement("version", version);
+        return xml;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightInfoIQ.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightInfoIQ.java
@ -0,0 +1,95 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.element;
+
+import java.util.HashMap;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smackx.muclight.MUCLightAffiliation;
+import org.jivesoftware.smackx.muclight.MUCLightRoomConfiguration;
+import org.jivesoftware.smackx.muclight.MultiUserChatLight;
+import org.jivesoftware.smackx.muclight.element.MUCLightElements.ConfigurationElement;
+import org.jivesoftware.smackx.muclight.element.MUCLightElements.OccupantsElement;
+import org.jxmpp.jid.Jid;
+
+/**
+ * MUC Light info response IQ class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightInfoIQ extends IQ {
+
+    public static final String ELEMENT = QUERY_ELEMENT;
+    public static final String NAMESPACE = MultiUserChatLight.NAMESPACE + MultiUserChatLight.INFO;
+
+    private final String version;
+    private final MUCLightRoomConfiguration configuration;
+    private final HashMap<Jid, MUCLightAffiliation> occupants;
+
+    /**
+     * MUCLight info response IQ constructor.
+     * 
+     * @param version
+     * @param configuration
+     * @param occupants
+     */
+    public MUCLightInfoIQ(String version, MUCLightRoomConfiguration configuration,
+            HashMap<Jid, MUCLightAffiliation> occupants) {
+        super(ELEMENT, NAMESPACE);
+        this.version = version;
+        this.configuration = configuration;
+        this.occupants = occupants;
+    }
+
+    @Override
+    protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder xml) {
+        xml.rightAngleBracket();
+        xml.optElement("version", version);
+        xml.element(new ConfigurationElement(configuration));
+        xml.element(new OccupantsElement(occupants));
+        return xml;
+    }
+
+    /**
+     * Returns the version.
+     * 
+     * @return the version
+     */
+    public String getVersion() {
+        return version;
+    }
+
+    /**
+     * Returns the room configuration.
+     * 
+     * @return the configuration of the room
+     */
+    public MUCLightRoomConfiguration getConfiguration() {
+        return configuration;
+    }
+
+    /**
+     * Returns the room occupants.
+     * 
+     * @return the occupants of the room
+     */
+    public HashMap<Jid, MUCLightAffiliation> getOccupants() {
+        return occupants;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightSetConfigsIQ.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/MUCLightSetConfigsIQ.java
@ -0,0 +1,87 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.element;
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smackx.muclight.MultiUserChatLight;
+import org.jxmpp.jid.Jid;
+
+/**
+ * MUC Light set configurations IQ class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightSetConfigsIQ extends IQ {
+
+    public static final String ELEMENT = QUERY_ELEMENT;
+    public static final String NAMESPACE = MultiUserChatLight.NAMESPACE + MultiUserChatLight.CONFIGURATION;
+
+    private String roomName;
+    private String subject;
+    private HashMap<String, String> customConfigs;
+
+    /**
+     * MUC Light set configuration IQ constructor.
+     * 
+     * @param roomJid
+     * @param roomName
+     * @param subject
+     * @param customConfigs
+     */
+    public MUCLightSetConfigsIQ(Jid roomJid, String roomName, String subject, HashMap<String, String> customConfigs) {
+        super(ELEMENT, NAMESPACE);
+        this.roomName = roomName;
+        this.subject = subject;
+        this.customConfigs = customConfigs;
+        this.setType(Type.set);
+        this.setTo(roomJid);
+    }
+
+    /**
+     * MUC Light set configuration IQ constructor.
+     * 
+     * @param roomJid
+     * @param roomName
+     * @param customConfigs
+     */
+    public MUCLightSetConfigsIQ(Jid roomJid, String roomName, HashMap<String, String> customConfigs) {
+        this(roomJid, roomName, null, customConfigs);
+    }
+
+    @Override
+    protected IQChildElementXmlStringBuilder getIQChildElementBuilder(IQChildElementXmlStringBuilder xml) {
+        xml.rightAngleBracket();
+        xml.optElement("roomname", roomName);
+        xml.optElement("subject", subject);
+
+        if (customConfigs != null) {
+            Iterator<Map.Entry<String, String>> it = customConfigs.entrySet().iterator();
+            while (it.hasNext()) {
+                Map.Entry<String, String> pair = it.next();
+                xml.element(pair.getKey(), pair.getValue());
+            }
+        }
+
+        return xml;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/package-info.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/element/package-info.java
@ -0,0 +1,25 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/**
+ * Multi-User Chat Light (MUC Light) elements.
+ * 
+ * @see <a href=
+ *      "http://mongooseim.readthedocs.io/en/latest/open-extensions/xeps/xep-muc-light.html">
+ *      XEP-xxxx: Multi-User Chat Light</a>
+ * 
+ */
+package org.jivesoftware.smackx.muclight.element;
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/package-info.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/package-info.java
@ -0,0 +1,25 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/**
+ * Classes and Interfaces that implement Multi-User Chat Light (MUC Light).
+ * 
+ * @see <a href=
+ *      "http://mongooseim.readthedocs.io/en/latest/open-extensions/xeps/xep-muc-light.html">
+ *      XEP-xxxx: Multi-User Chat Light</a>
+ * 
+ */
+package org.jivesoftware.smackx.muclight;
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/MUCLightAffiliationsChangeProvider.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/MUCLightAffiliationsChangeProvider.java
@ -0,0 +1,72 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.provider;
+
+import java.util.HashMap;
+
+import org.jivesoftware.smack.provider.ExtensionElementProvider;
+import org.jivesoftware.smackx.muclight.MUCLightAffiliation;
+import org.jivesoftware.smackx.muclight.element.MUCLightElements.AffiliationsChangeExtension;
+import org.jxmpp.jid.Jid;
+import org.jxmpp.jid.impl.JidCreate;
+import org.xmlpull.v1.XmlPullParser;
+
+/**
+ * MUC Light Affiliations Change Provider class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightAffiliationsChangeProvider extends ExtensionElementProvider<AffiliationsChangeExtension> {
+
+    @Override
+    public AffiliationsChangeExtension parse(XmlPullParser parser, int initialDepth) throws Exception {
+        HashMap<Jid, MUCLightAffiliation> affiliations = new HashMap<>();
+        String prevVersion = null;
+        String version = null;
+
+        outerloop: while (true) {
+            int eventType = parser.next();
+
+            if (eventType == XmlPullParser.START_TAG) {
+
+                if (parser.getName().equals("prev-version")) {
+                    prevVersion = parser.nextText();
+                }
+
+                if (parser.getName().equals("version")) {
+                    version = parser.nextText();
+                }
+
+                if (parser.getName().equals("user")) {
+                    MUCLightAffiliation mucLightAffiliation = MUCLightAffiliation
+                            .fromString(parser.getAttributeValue("", "affiliation"));
+                    Jid jid = JidCreate.from(parser.nextText());
+                    affiliations.put(jid, mucLightAffiliation);
+                }
+
+            } else if (eventType == XmlPullParser.END_TAG) {
+                if (parser.getDepth() == initialDepth) {
+                    break outerloop;
+                }
+            }
+        }
+
+        return new AffiliationsChangeExtension(affiliations, prevVersion, version);
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/MUCLightAffiliationsIQProvider.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/MUCLightAffiliationsIQProvider.java
@ -0,0 +1,66 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.provider;
+
+import java.util.HashMap;
+
+import org.jivesoftware.smack.provider.IQProvider;
+import org.jivesoftware.smackx.muclight.MUCLightAffiliation;
+import org.jivesoftware.smackx.muclight.element.MUCLightAffiliationsIQ;
+import org.jxmpp.jid.Jid;
+import org.jxmpp.jid.impl.JidCreate;
+import org.xmlpull.v1.XmlPullParser;
+
+/**
+ * MUC Light affiliations IQ provider class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightAffiliationsIQProvider extends IQProvider<MUCLightAffiliationsIQ> {
+
+    @Override
+    public MUCLightAffiliationsIQ parse(XmlPullParser parser, int initialDepth) throws Exception {
+        String version = null;
+        HashMap<Jid, MUCLightAffiliation> occupants = new HashMap<>();
+
+        outerloop: while (true) {
+            int eventType = parser.next();
+
+            if (eventType == XmlPullParser.START_TAG) {
+
+                if (parser.getName().equals("version")) {
+                    version = parser.nextText();
+                }
+
+                if (parser.getName().equals("user")) {
+                    MUCLightAffiliation affiliation = MUCLightAffiliation
+                            .fromString(parser.getAttributeValue("", "affiliation"));
+                    occupants.put(JidCreate.from(parser.nextText()), affiliation);
+                }
+
+            } else if (eventType == XmlPullParser.END_TAG) {
+                if (parser.getDepth() == initialDepth) {
+                    break outerloop;
+                }
+            }
+        }
+
+        return new MUCLightAffiliationsIQ(version, occupants);
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/MUCLightBlockingIQProvider.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/MUCLightBlockingIQProvider.java
@ -0,0 +1,84 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.provider;
+
+import java.io.IOException;
+import java.util.HashMap;
+
+import org.jivesoftware.smack.packet.IQ.Type;
+import org.jivesoftware.smack.provider.IQProvider;
+import org.jivesoftware.smackx.muclight.element.MUCLightBlockingIQ;
+import org.jxmpp.jid.Jid;
+import org.jxmpp.jid.impl.JidCreate;
+import org.jxmpp.stringprep.XmppStringprepException;
+import org.xmlpull.v1.XmlPullParser;
+import org.xmlpull.v1.XmlPullParserException;
+
+/**
+ * MUC Light blocking IQ provider class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightBlockingIQProvider extends IQProvider<MUCLightBlockingIQ> {
+
+    @Override
+    public MUCLightBlockingIQ parse(XmlPullParser parser, int initialDepth) throws Exception {
+        HashMap<Jid, Boolean> rooms = null;
+        HashMap<Jid, Boolean> users = null;
+
+        outerloop: while (true) {
+            int eventType = parser.next();
+
+            if (eventType == XmlPullParser.START_TAG) {
+
+                if (parser.getName().equals("room")) {
+                    rooms = parseBlocking(parser, rooms);
+                }
+
+                if (parser.getName().equals("user")) {
+                    users = parseBlocking(parser, users);
+                }
+
+            } else if (eventType == XmlPullParser.END_TAG) {
+                if (parser.getDepth() == initialDepth) {
+                    break outerloop;
+                }
+            }
+        }
+
+        MUCLightBlockingIQ mucLightBlockingIQ = new MUCLightBlockingIQ(rooms, users);
+        mucLightBlockingIQ.setType(Type.result);
+        return mucLightBlockingIQ;
+    }
+
+    private HashMap<Jid, Boolean> parseBlocking(XmlPullParser parser, HashMap<Jid, Boolean> map)
+            throws XmppStringprepException, XmlPullParserException, IOException {
+        if (map == null) {
+            map = new HashMap<>();
+        }
+        String action = parser.getAttributeValue("", "action");
+
+        if (action.equals("deny")) {
+            map.put(JidCreate.from(parser.nextText()), false);
+        } else if (action.equals("allow")) {
+            map.put(JidCreate.from(parser.nextText()), true);
+        }
+        return map;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/MUCLightConfigurationIQProvider.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/MUCLightConfigurationIQProvider.java
@ -0,0 +1,71 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.provider;
+
+import java.util.HashMap;
+
+import org.jivesoftware.smack.provider.IQProvider;
+import org.jivesoftware.smackx.muclight.MUCLightRoomConfiguration;
+import org.jivesoftware.smackx.muclight.element.MUCLightConfigurationIQ;
+import org.xmlpull.v1.XmlPullParser;
+
+/**
+ * MUC Light configuration IQ provider class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightConfigurationIQProvider extends IQProvider<MUCLightConfigurationIQ> {
+
+    @Override
+    public MUCLightConfigurationIQ parse(XmlPullParser parser, int initialDepth) throws Exception {
+        String version = null;
+        String roomName = null;
+        String subject = null;
+        HashMap<String, String> customConfigs = null;
+
+        outerloop: while (true) {
+            int eventType = parser.next();
+
+            if (eventType == XmlPullParser.START_TAG) {
+
+                if (parser.getName().equals("version")) {
+                    version = parser.nextText();
+                } else if (parser.getName().equals("roomname")) {
+                    roomName = parser.nextText();
+                } else if (parser.getName().equals("subject")) {
+                    subject = parser.nextText();
+                } else {
+                    if (customConfigs == null) {
+                        customConfigs = new HashMap<>();
+                    }
+                    customConfigs.put(parser.getName(), parser.nextText());
+                }
+
+            } else if (eventType == XmlPullParser.END_TAG) {
+                if (parser.getDepth() == initialDepth) {
+                    break outerloop;
+                }
+            }
+        }
+
+        MUCLightRoomConfiguration configuration = new MUCLightRoomConfiguration(roomName, subject, customConfigs);
+
+        return new MUCLightConfigurationIQ(version, configuration);
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/MUCLightConfigurationsChangeProvider.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/MUCLightConfigurationsChangeProvider.java
@ -0,0 +1,71 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.provider;
+
+import java.util.HashMap;
+
+import org.jivesoftware.smack.provider.ExtensionElementProvider;
+import org.jivesoftware.smackx.muclight.element.MUCLightElements.ConfigurationsChangeExtension;
+import org.xmlpull.v1.XmlPullParser;
+
+/**
+ * MUC Light configurations change provider class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightConfigurationsChangeProvider extends ExtensionElementProvider<ConfigurationsChangeExtension> {
+
+    @Override
+    public ConfigurationsChangeExtension parse(XmlPullParser parser, int initialDepth) throws Exception {
+        String prevVersion = null;
+        String version = null;
+        String roomName = null;
+        String subject = null;
+        HashMap<String, String> customConfigs = null;
+
+        outerloop: while (true) {
+            int eventType = parser.next();
+
+            if (eventType == XmlPullParser.START_TAG) {
+
+                if (parser.getName().equals("prev-version")) {
+                    prevVersion = parser.nextText();
+                } else if (parser.getName().equals("version")) {
+                    version = parser.nextText();
+                } else if (parser.getName().equals("roomname")) {
+                    roomName = parser.nextText();
+                } else if (parser.getName().equals("subject")) {
+                    subject = parser.nextText();
+                } else {
+                    if (customConfigs == null) {
+                        customConfigs = new HashMap<>();
+                    }
+                    customConfigs.put(parser.getName(), parser.nextText());
+                }
+
+            } else if (eventType == XmlPullParser.END_TAG) {
+                if (parser.getDepth() == initialDepth) {
+                    break outerloop;
+                }
+            }
+        }
+
+        return new ConfigurationsChangeExtension(prevVersion, version, roomName, subject, customConfigs);
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/MUCLightInfoIQProvider.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/MUCLightInfoIQProvider.java
@ -0,0 +1,116 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight.provider;
+
+import java.util.HashMap;
+
+import org.jivesoftware.smack.provider.IQProvider;
+import org.jivesoftware.smackx.muclight.MUCLightAffiliation;
+import org.jivesoftware.smackx.muclight.MUCLightRoomConfiguration;
+import org.jivesoftware.smackx.muclight.element.MUCLightInfoIQ;
+import org.jxmpp.jid.Jid;
+import org.jxmpp.jid.impl.JidCreate;
+import org.xmlpull.v1.XmlPullParser;
+
+/**
+ * MUC Light info IQ provider class.
+ * 
+ * @author Fernando Ramirez
+ *
+ */
+public class MUCLightInfoIQProvider extends IQProvider<MUCLightInfoIQ> {
+
+    @Override
+    public MUCLightInfoIQ parse(XmlPullParser parser, int initialDepth) throws Exception {
+        String version = null;
+        String roomName = null;
+        String subject = null;
+        HashMap<String, String> customConfigs = null;
+        HashMap<Jid, MUCLightAffiliation> occupants = new HashMap<>();
+
+        outerloop: while (true) {
+            int eventType = parser.next();
+
+            if (eventType == XmlPullParser.START_TAG) {
+
+                if (parser.getName().equals("version")) {
+                    version = parser.nextText();
+                }
+                if (parser.getName().equals("configuration")) {
+
+                    int depth = parser.getDepth();
+
+                    outerloop2: while (true) {
+                        eventType = parser.next();
+
+                        if (eventType == XmlPullParser.START_TAG) {
+                            if (parser.getName().equals("roomname")) {
+                                roomName = parser.nextText();
+                            } else if (parser.getName().equals("subject")) {
+                                subject = parser.nextText();
+                            } else {
+                                if (customConfigs == null) {
+                                    customConfigs = new HashMap<>();
+                                }
+                                customConfigs.put(parser.getName(), parser.nextText());
+                            }
+
+                        } else if (eventType == XmlPullParser.END_TAG) {
+                            if (parser.getDepth() == depth) {
+                                break outerloop2;
+                            }
+                        }
+                    }
+                }
+
+                if (parser.getName().equals("occupants")) {
+                    occupants = iterateOccupants(parser);
+                }
+
+            } else if (eventType == XmlPullParser.END_TAG) {
+                if (parser.getDepth() == initialDepth) {
+                    break outerloop;
+                }
+            }
+        }
+
+        return new MUCLightInfoIQ(version, new MUCLightRoomConfiguration(roomName, subject, customConfigs), occupants);
+    }
+
+    private HashMap<Jid, MUCLightAffiliation> iterateOccupants(XmlPullParser parser) throws Exception {
+        HashMap<Jid, MUCLightAffiliation> occupants = new HashMap<>();
+        int depth = parser.getDepth();
+
+        outerloop: while (true) {
+            int eventType = parser.next();
+            if (eventType == XmlPullParser.START_TAG) {
+                if (parser.getName().equals("user")) {
+                    MUCLightAffiliation affiliation = MUCLightAffiliation
+                            .fromString(parser.getAttributeValue("", "affiliation"));
+                    occupants.put(JidCreate.from(parser.nextText()), affiliation);
+                }
+            } else if (eventType == XmlPullParser.END_TAG) {
+                if (parser.getDepth() == depth) {
+                    break outerloop;
+                }
+            }
+        }
+
+        return occupants;
+    }
+
+}
--- a/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/package-info.java
+++ b/smack-experimental/src/main/java/org/jivesoftware/smackx/muclight/provider/package-info.java
@ -0,0 +1,25 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+/**
+ * Multi-User Chat Light (MUC Light) providers.
+ * 
+ * @see <a href=
+ *      "http://mongooseim.readthedocs.io/en/latest/open-extensions/xeps/xep-muc-light.html">
+ *      XEP-xxxx: Multi-User Chat Light</a>
+ * 
+ */
+package org.jivesoftware.smackx.muclight.provider;
--- a/smack-experimental/src/main/resources/org.jivesoftware.smack.experimental/experimental.providers
+++ b/smack-experimental/src/main/resources/org.jivesoftware.smack.experimental/experimental.providers
@ -52,6 +52,38 @@
        <className>org.jivesoftware.smackx.gcm.provider.GcmExtensionProvider</className>
    </extensionProvider>
    
+    <!-- XEP-xxxx: Multi-User Chat Light -->
+    <iqProvider>
+        <elementName>query</elementName>
+        <namespace>urn:xmpp:muclight:0#info</namespace>
+        <className>org.jivesoftware.smackx.muclight.provider.MUCLightInfoIQProvider</className>
+    </iqProvider>
+    <extensionProvider>
+        <elementName>x</elementName>
+        <namespace>urn:xmpp:muclight:0#affiliations</namespace>
+        <className>org.jivesoftware.smackx.muclight.provider.MUCLightAffiliationsChangeProvider</className>
+    </extensionProvider>
+    <extensionProvider>
+        <elementName>x</elementName>
+        <namespace>urn:xmpp:muclight:0#configuration</namespace>
+        <className>org.jivesoftware.smackx.muclight.provider.MUCLightConfigurationsChangeProvider</className>
+    </extensionProvider>
+    <iqProvider>
+        <elementName>query</elementName>
+        <namespace>urn:xmpp:muclight:0#configuration</namespace>
+        <className>org.jivesoftware.smackx.muclight.provider.MUCLightConfigurationIQProvider</className>
+    </iqProvider>
+    <iqProvider>
+        <elementName>query</elementName>
+        <namespace>urn:xmpp:muclight:0#affiliations</namespace>
+        <className>org.jivesoftware.smackx.muclight.provider.MUCLightAffiliationsIQProvider</className>
+    </iqProvider>
+    <iqProvider>
+        <elementName>query</elementName>
+        <namespace>urn:xmpp:muclight:0#blocking</namespace>
+        <className>org.jivesoftware.smackx.muclight.provider.MUCLightBlockingIQProvider</className>
+    </iqProvider>
+
 	<!-- XEP-0313 Message Archive Management -->
    <iqProvider>
        <elementName>prefs</elementName>
--- a/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightAffiliationsChangeExtensionTest.java
+++ b/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightAffiliationsChangeExtensionTest.java
@ -0,0 +1,92 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import java.util.HashMap;
+
+import org.jivesoftware.smack.packet.Message;
+import org.jivesoftware.smack.util.PacketParserUtils;
+import org.jivesoftware.smackx.muclight.element.MUCLightElements.AffiliationsChangeExtension;
+import org.junit.Assert;
+import org.junit.Test;
+import org.jxmpp.jid.Jid;
+import org.jxmpp.jid.impl.JidCreate;
+
+public class MUCLightAffiliationsChangeExtensionTest {
+
+    String exampleMessageStanza = "<message " + "to='coven@muclight.shakespeare.lit' id='member1' type='groupchat'>"
+            + "<x xmlns='urn:xmpp:muclight:0#affiliations'>"
+            + "<user affiliation='owner'>sarasa2@shakespeare.lit</user>"
+            + "<user affiliation='member'>sarasa1@shakespeare.lit</user>"
+            + "<user affiliation='none'>sarasa3@shakespeare.lit</user>" + "</x>" + "</message>";
+
+    String exampleMessageStanzaWithVersion = "<message "
+            + "to='coven@muclight.shakespeare.lit' id='member1' type='groupchat'>"
+            + "<x xmlns='urn:xmpp:muclight:0#affiliations'>" + "<version>qwerty</version>"
+            + "<user affiliation='member'>sarasa1@shakespeare.lit</user>"
+            + "<user affiliation='none'>sarasa3@shakespeare.lit</user>" + "</x>" + "<body></body>" + "</message>";
+
+    String exampleMessageStanzaWithPrevVersion = "<message "
+            + "to='coven@muclight.shakespeare.lit' id='member1' type='groupchat'>"
+            + "<x xmlns='urn:xmpp:muclight:0#affiliations'>" + "<prev-version>njiokm</prev-version>"
+            + "<version>qwerty</version>" + "<user affiliation='owner'>sarasa2@shakespeare.lit</user>"
+            + "<user affiliation='member'>sarasa1@shakespeare.lit</user>" + "</x>" + "<body></body>" + "</message>";
+
+    @Test
+    public void checkAffiliationsChangeExtension() throws Exception {
+        Message changeAffiliationsMessage = (Message) PacketParserUtils.parseStanza(exampleMessageStanza);
+        AffiliationsChangeExtension affiliationsChangeExtension = AffiliationsChangeExtension
+                .from(changeAffiliationsMessage);
+
+        HashMap<Jid, MUCLightAffiliation> affiliations = affiliationsChangeExtension.getAffiliations();
+        Assert.assertEquals(affiliations.size(), 3);
+        Assert.assertEquals(affiliations.get(JidCreate.from("sarasa2@shakespeare.lit")), MUCLightAffiliation.owner);
+        Assert.assertEquals(affiliations.get(JidCreate.from("sarasa1@shakespeare.lit")), MUCLightAffiliation.member);
+        Assert.assertEquals(affiliations.get(JidCreate.from("sarasa3@shakespeare.lit")), MUCLightAffiliation.none);
+    }
+
+    @Test
+    public void checkAffiliationsChangeExtensionWithVersion() throws Exception {
+        Message changeAffiliationsMessage = (Message) PacketParserUtils.parseStanza(exampleMessageStanzaWithVersion);
+        AffiliationsChangeExtension affiliationsChangeExtension = AffiliationsChangeExtension
+                .from(changeAffiliationsMessage);
+
+        HashMap<Jid, MUCLightAffiliation> affiliations = affiliationsChangeExtension.getAffiliations();
+        Assert.assertEquals(affiliations.size(), 2);
+        Assert.assertEquals(affiliations.get(JidCreate.from("sarasa1@shakespeare.lit")), MUCLightAffiliation.member);
+        Assert.assertEquals(affiliations.get(JidCreate.from("sarasa3@shakespeare.lit")), MUCLightAffiliation.none);
+
+        Assert.assertEquals(affiliationsChangeExtension.getVersion(), "qwerty");
+    }
+
+    @Test
+    public void checkAffiliationsChangeExtensionWithPrevVersion() throws Exception {
+        Message changeAffiliationsMessage = (Message) PacketParserUtils
+                .parseStanza(exampleMessageStanzaWithPrevVersion);
+        AffiliationsChangeExtension affiliationsChangeExtension = AffiliationsChangeExtension
+                .from(changeAffiliationsMessage);
+
+        HashMap<Jid, MUCLightAffiliation> affiliations = affiliationsChangeExtension.getAffiliations();
+        Assert.assertEquals(affiliations.size(), 2);
+        Assert.assertEquals(affiliations.get(JidCreate.from("sarasa2@shakespeare.lit")), MUCLightAffiliation.owner);
+        Assert.assertEquals(affiliations.get(JidCreate.from("sarasa1@shakespeare.lit")), MUCLightAffiliation.member);
+
+        Assert.assertEquals(affiliationsChangeExtension.getPrevVersion(), "njiokm");
+        Assert.assertEquals(affiliationsChangeExtension.getVersion(), "qwerty");
+    }
+
+}
--- a/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightBlockingTest.java
+++ b/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightBlockingTest.java
@ -0,0 +1,122 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import java.util.HashMap;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smack.packet.IQ.Type;
+import org.jivesoftware.smack.util.PacketParserUtils;
+import org.jivesoftware.smackx.muclight.element.MUCLightBlockingIQ;
+import org.junit.Assert;
+import org.junit.Test;
+import org.jxmpp.jid.Jid;
+import org.jxmpp.jid.impl.JidCreate;
+
+public class MUCLightBlockingTest {
+
+    String getBlockingListIQExample = "<iq to='muclight.shakespeare.lit' id='getblock1' type='get'>"
+            + "<query xmlns='urn:xmpp:muclight:0#blocking'>" + "</query>" + "</iq>";
+
+    String getBlockingListIQResponse = "<iq type='result' id='getblock1' to='crone1@shakespeare.lit/desktop' from='muclight.shakespeare.lit'>"
+            + "<query xmlns='urn:xmpp:muclight:0#blocking'>"
+            + "<room action='deny'>coven@muclight.shakespeare.lit</room>"
+            + "<room action='deny'>sarasa@muclight.shakespeare.lit</room>"
+            + "<user action='deny'>hag77@shakespeare.lit</user>" + "</query>" + "</iq>";
+
+    String blockingRoomsIQExample = "<iq to='muclight.shakespeare.lit' id='block1' type='set'>"
+            + "<query xmlns='urn:xmpp:muclight:0#blocking'>"
+            + "<room action='deny'>coven@muclight.shakespeare.lit</room>"
+            + "<room action='deny'>chapel@shakespeare.lit</room>" + "</query>" + "</iq>";
+
+    String blockingUsersIQExample = "<iq to='muclight.shakespeare.lit' id='block2' type='set'>"
+            + "<query xmlns='urn:xmpp:muclight:0#blocking'>" + "<user action='deny'>hag77@shakespeare.lit</user>"
+            + "<user action='deny'>hag66@shakespeare.lit</user>" + "</query>" + "</iq>";
+
+    String unblockingUsersAndRoomsExample = "<iq to='muclight.shakespeare.lit' id='unblock1' type='set'>"
+            + "<query xmlns='urn:xmpp:muclight:0#blocking'>"
+            + "<room action='allow'>coven@muclight.shakespeare.lit</room>"
+            + "<user action='allow'>hag66@shakespeare.lit</user>" + "</query>" + "</iq>";
+
+    @Test
+    public void checkGetBlockingListIQ() throws Exception {
+        MUCLightBlockingIQ mucLightBlockingIQ = new MUCLightBlockingIQ(null, null);
+        mucLightBlockingIQ.setType(Type.get);
+        mucLightBlockingIQ.setStanzaId("getblock1");
+        mucLightBlockingIQ.setTo(JidCreate.from("muclight.shakespeare.lit"));
+
+        Assert.assertEquals(getBlockingListIQExample, mucLightBlockingIQ.toXML().toString());
+    }
+
+    @Test
+    public void checkGetBlockingListResponse() throws Exception {
+        IQ iqInfoResult = (IQ) PacketParserUtils.parseStanza(getBlockingListIQResponse);
+        MUCLightBlockingIQ mucLightBlockingIQ = (MUCLightBlockingIQ) iqInfoResult;
+
+        Assert.assertEquals(2, mucLightBlockingIQ.getRooms().size());
+        Assert.assertEquals(1, mucLightBlockingIQ.getUsers().size());
+        Assert.assertEquals(false, mucLightBlockingIQ.getRooms().get(JidCreate.from("coven@muclight.shakespeare.lit")));
+        Assert.assertEquals(false,
+                mucLightBlockingIQ.getRooms().get(JidCreate.from("sarasa@muclight.shakespeare.lit")));
+        Assert.assertEquals(false, mucLightBlockingIQ.getUsers().get(JidCreate.from("hag77@shakespeare.lit")));
+    }
+
+    @Test
+    public void checkBlockRoomsIQ() throws Exception {
+        HashMap<Jid, Boolean> rooms = new HashMap<>();
+        rooms.put(JidCreate.from("coven@muclight.shakespeare.lit"), false);
+        rooms.put(JidCreate.from("chapel@shakespeare.lit"), false);
+
+        MUCLightBlockingIQ mucLightBlockingIQ = new MUCLightBlockingIQ(rooms, null);
+        mucLightBlockingIQ.setType(Type.set);
+        mucLightBlockingIQ.setTo(JidCreate.from("muclight.shakespeare.lit"));
+        mucLightBlockingIQ.setStanzaId("block1");
+
+        Assert.assertEquals(blockingRoomsIQExample, mucLightBlockingIQ.toXML().toString());
+    }
+
+    @Test
+    public void checkBlockUsersIQ() throws Exception {
+        HashMap<Jid, Boolean> users = new HashMap<>();
+        users.put(JidCreate.from("hag77@shakespeare.lit"), false);
+        users.put(JidCreate.from("hag66@shakespeare.lit"), false);
+
+        MUCLightBlockingIQ mucLightBlockingIQ = new MUCLightBlockingIQ(null, users);
+        mucLightBlockingIQ.setType(Type.set);
+        mucLightBlockingIQ.setTo(JidCreate.from("muclight.shakespeare.lit"));
+        mucLightBlockingIQ.setStanzaId("block2");
+
+        Assert.assertEquals(blockingUsersIQExample, mucLightBlockingIQ.toXML().toString());
+    }
+
+    @Test
+    public void checkUnblockUsersAndRoomsIQ() throws Exception {
+        HashMap<Jid, Boolean> users = new HashMap<>();
+        users.put(JidCreate.from("hag66@shakespeare.lit"), true);
+
+        HashMap<Jid, Boolean> rooms = new HashMap<>();
+        rooms.put(JidCreate.from("coven@muclight.shakespeare.lit"), true);
+
+        MUCLightBlockingIQ mucLightBlockingIQ = new MUCLightBlockingIQ(rooms, users);
+        mucLightBlockingIQ.setType(Type.set);
+        mucLightBlockingIQ.setTo(JidCreate.from("muclight.shakespeare.lit"));
+        mucLightBlockingIQ.setStanzaId("unblock1");
+
+        Assert.assertEquals(unblockingUsersAndRoomsExample, mucLightBlockingIQ.toXML().toString());
+    }
+
+}
--- a/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightChangeAffiliationsIQTest.java
+++ b/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightChangeAffiliationsIQTest.java
@ -0,0 +1,56 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import java.util.HashMap;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smackx.muclight.element.MUCLightChangeAffiliationsIQ;
+import org.junit.Assert;
+import org.junit.Test;
+import org.jxmpp.jid.Jid;
+import org.jxmpp.jid.impl.JidCreate;
+
+public class MUCLightChangeAffiliationsIQTest {
+
+    String stanza = "<iq " + "to='coven@muclight.shakespeare.lit' id='member1' type='set'>"
+            + "<query xmlns='urn:xmpp:muclight:0#affiliations'>"
+            + "<user affiliation='owner'>sarasa2@shakespeare.lit</user>"
+            + "<user affiliation='member'>sarasa1@shakespeare.lit</user>"
+            + "<user affiliation='none'>sarasa3@shakespeare.lit</user>" + "</query>" + "</iq>";
+
+    @Test
+    public void checkChangeAffiliationsMUCLightStanza() throws Exception {
+        HashMap<Jid, MUCLightAffiliation> affiliations = new HashMap<>();
+        affiliations.put(JidCreate.from("sarasa2@shakespeare.lit"), MUCLightAffiliation.owner);
+        affiliations.put(JidCreate.from("sarasa1@shakespeare.lit"), MUCLightAffiliation.member);
+        affiliations.put(JidCreate.from("sarasa3@shakespeare.lit"), MUCLightAffiliation.none);
+
+        MUCLightChangeAffiliationsIQ mucLightChangeAffiliationsIQ = new MUCLightChangeAffiliationsIQ(
+                JidCreate.from("coven@muclight.shakespeare.lit"), affiliations);
+        mucLightChangeAffiliationsIQ.setStanzaId("member1");
+
+        Assert.assertEquals(mucLightChangeAffiliationsIQ.getTo(), "coven@muclight.shakespeare.lit");
+        Assert.assertEquals(mucLightChangeAffiliationsIQ.getType(), IQ.Type.set);
+
+        HashMap<Jid, MUCLightAffiliation> iqAffiliations = mucLightChangeAffiliationsIQ.getAffiliations();
+        Assert.assertEquals(iqAffiliations.get(JidCreate.from("sarasa1@shakespeare.lit")), MUCLightAffiliation.member);
+        Assert.assertEquals(iqAffiliations.get(JidCreate.from("sarasa2@shakespeare.lit")), MUCLightAffiliation.owner);
+        Assert.assertEquals(iqAffiliations.get(JidCreate.from("sarasa3@shakespeare.lit")), MUCLightAffiliation.none);
+    }
+
+}
--- a/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightConfigurationsChangeExtensionTest.java
+++ b/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightConfigurationsChangeExtensionTest.java
@ -0,0 +1,83 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import org.jivesoftware.smack.packet.Message;
+import org.jivesoftware.smack.util.PacketParserUtils;
+import org.jivesoftware.smackx.muclight.element.MUCLightElements.ConfigurationsChangeExtension;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class MUCLightConfigurationsChangeExtensionTest {
+
+    String messageWithSubjectChangeExample = "<message to='crone1@shakespeare.lit' from='coven@muclight.shakespeare.lit' id='newsubject' type='groupchat'>"
+            + "<body></body>" + "<x xmlns='urn:xmpp:muclight:0#configuration'>"
+            + "<prev-version>asdfghj000</prev-version>" + "<version>asdfghj</version>"
+            + "<subject>To be or not to be?</subject>" + "</x>" + "</message>";
+
+    String messageWithRoomNameChangeExample = "<message to='crone1@shakespeare.lit' from='coven@muclight.shakespeare.lit' id='newsubject' type='groupchat'>"
+            + "<body></body>" + "<x xmlns='urn:xmpp:muclight:0#configuration'>" + "<prev-version>zaqwsx</prev-version>"
+            + "<version>zxcvbnm</version>" + "<roomname>A Darker Cave</roomname>" + "</x>" + "</message>";
+
+    String messageWithConfigsChangeExample = "<message to='crone1@shakespeare.lit' from='coven@muclight.shakespeare.lit' id='newsubject' type='groupchat'>"
+            + "<body></body>" + "<x xmlns='urn:xmpp:muclight:0#configuration'>" + "<prev-version>zaqwsx</prev-version>"
+            + "<version>zxcvbnm</version>" + "<roomname>A Darker Cave</roomname>" + "<color>blue</color>" + "</x>"
+            + "</message>";
+
+    @Test
+    public void checkSubjectChangeExtension() throws Exception {
+        Message configurationsMessage = (Message) PacketParserUtils.parseStanza(messageWithSubjectChangeExample);
+        ConfigurationsChangeExtension configurationsChangeExtension = ConfigurationsChangeExtension
+                .from(configurationsMessage);
+
+        Assert.assertEquals("asdfghj000", configurationsChangeExtension.getPrevVersion());
+        Assert.assertEquals("asdfghj", configurationsChangeExtension.getVersion());
+        Assert.assertEquals("To be or not to be?", configurationsChangeExtension.getSubject());
+        Assert.assertNull(configurationsChangeExtension.getRoomName());
+        Assert.assertNull(configurationsChangeExtension.getCustomConfigs());
+        Assert.assertEquals(messageWithSubjectChangeExample, configurationsMessage.toXML().toString());
+    }
+
+    @Test
+    public void checkRoomNameChangeExtension() throws Exception {
+        Message configurationsMessage = (Message) PacketParserUtils.parseStanza(messageWithRoomNameChangeExample);
+        ConfigurationsChangeExtension configurationsChangeExtension = ConfigurationsChangeExtension
+                .from(configurationsMessage);
+
+        Assert.assertEquals("zaqwsx", configurationsChangeExtension.getPrevVersion());
+        Assert.assertEquals("zxcvbnm", configurationsChangeExtension.getVersion());
+        Assert.assertEquals("A Darker Cave", configurationsChangeExtension.getRoomName());
+        Assert.assertNull(configurationsChangeExtension.getSubject());
+        Assert.assertNull(configurationsChangeExtension.getCustomConfigs());
+        Assert.assertEquals(messageWithRoomNameChangeExample, configurationsMessage.toXML().toString());
+    }
+
+    @Test
+    public void checkConfigsChangeExtension() throws Exception {
+        Message configurationsMessage = (Message) PacketParserUtils.parseStanza(messageWithConfigsChangeExample);
+        ConfigurationsChangeExtension configurationsChangeExtension = ConfigurationsChangeExtension
+                .from(configurationsMessage);
+
+        Assert.assertEquals("zaqwsx", configurationsChangeExtension.getPrevVersion());
+        Assert.assertEquals("zxcvbnm", configurationsChangeExtension.getVersion());
+        Assert.assertEquals("A Darker Cave", configurationsChangeExtension.getRoomName());
+        Assert.assertNull(configurationsChangeExtension.getSubject());
+        Assert.assertEquals("blue", configurationsChangeExtension.getCustomConfigs().get("color"));
+        Assert.assertEquals(messageWithConfigsChangeExample, configurationsMessage.toXML().toString());
+    }
+
+}
--- a/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightCreateIQTest.java
+++ b/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightCreateIQTest.java
@ -0,0 +1,55 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+
+import org.jivesoftware.smackx.muclight.element.MUCLightCreateIQ;
+import org.junit.Test;
+import org.jxmpp.jid.Jid;
+import org.jxmpp.jid.impl.JidCreate;
+
+import org.junit.Assert;
+
+public class MUCLightCreateIQTest {
+
+    String stanza = "<iq to='ef498f55-5f79-4238-a5ae-4efe19cbe617@muclight.test.com' id='1c72W-50' type='set'>"
+            + "<query xmlns='urn:xmpp:muclight:0#create'>" + "<configuration>" + "<roomname>test</roomname>"
+            + "</configuration>" + "<occupants>" + "<user affiliation='member'>charlie@test.com</user>"
+            + "<user affiliation='member'>pep@test.com</user>" + "</occupants>" + "</query>" + "</iq>";
+
+    @Test
+    public void checkCreateMUCLightStanza() throws Exception {
+        List<Jid> occupants = new ArrayList<>();
+        occupants.add(JidCreate.from("charlie@test.com"));
+        occupants.add(JidCreate.from("pep@test.com"));
+
+        MUCLightCreateIQ mucLightCreateIQ = new MUCLightCreateIQ(
+                JidCreate.from("ef498f55-5f79-4238-a5ae-4efe19cbe617@muclight.test.com").asEntityJidIfPossible(),
+                "test", occupants);
+        mucLightCreateIQ.setStanzaId("1c72W-50");
+
+        Assert.assertEquals(mucLightCreateIQ.getConfiguration().getRoomName(), "test");
+
+        HashMap<Jid, MUCLightAffiliation> iqOccupants = mucLightCreateIQ.getOccupants();
+        Assert.assertEquals(iqOccupants.get(JidCreate.from("charlie@test.com")), MUCLightAffiliation.member);
+        Assert.assertEquals(iqOccupants.get(JidCreate.from("pep@test.com")), MUCLightAffiliation.member);
+    }
+
+}
--- a/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightDestroyTest.java
+++ b/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightDestroyTest.java
@ -0,0 +1,36 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import org.jivesoftware.smackx.muclight.element.MUCLightDestroyIQ;
+import org.junit.Assert;
+import org.junit.Test;
+import org.jxmpp.jid.impl.JidCreate;
+
+public class MUCLightDestroyTest {
+
+    String stanza = "<iq to='coven@muclight.shakespeare.lit' id='destroy1' type='set'>"
+            + "<query xmlns='urn:xmpp:muclight:0#destroy'/>" + "</iq>";
+
+    @Test
+    public void checkDestroyMUCLightStanza() throws Exception{
+        MUCLightDestroyIQ mucLightDestroyIQ = new MUCLightDestroyIQ(JidCreate.from("coven@muclight.shakespeare.lit"));
+        mucLightDestroyIQ.setStanzaId("destroy1");
+        Assert.assertEquals(mucLightDestroyIQ.toXML().toString(), stanza);
+    }
+
+}
--- a/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightGetAffiliationsTest.java
+++ b/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightGetAffiliationsTest.java
@ -0,0 +1,63 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import java.util.HashMap;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smack.util.PacketParserUtils;
+import org.jivesoftware.smackx.muclight.element.MUCLightAffiliationsIQ;
+import org.jivesoftware.smackx.muclight.element.MUCLightGetAffiliationsIQ;
+import org.junit.Assert;
+import org.junit.Test;
+import org.jxmpp.jid.Jid;
+import org.jxmpp.jid.impl.JidCreate;
+
+public class MUCLightGetAffiliationsTest {
+
+    String getAffiliationsIQExample = "<iq to='coven@muclight.shakespeare.lit' id='getmembers' type='get'>"
+            + "<query xmlns='urn:xmpp:muclight:0#affiliations'>" + "<version>abcdefg</version>" + "</query>" + "</iq>";
+
+    String getAffiliationsResponseExample = "<iq from='coven@muclight.shakespeare.lit' id='getmembers' to='crone1@shakespeare.lit/desktop' type='result'>"
+            + "<query xmlns='urn:xmpp:muclight:0#affiliations'>" + "<version>123456</version>"
+            + "<user affiliation='owner'>user1@shakespeare.lit</user>"
+            + "<user affiliation='member'>user2@shakespeare.lit</user>"
+            + "<user affiliation='member'>user3@shakespeare.lit</user>" + "</query>" + "</iq>";
+
+    @Test
+    public void checkGetAffiliationsIQ() throws Exception {
+        MUCLightGetAffiliationsIQ mucLightGetAffiliationsIQ = new MUCLightGetAffiliationsIQ(
+                JidCreate.from("coven@muclight.shakespeare.lit"), "abcdefg");
+        mucLightGetAffiliationsIQ.setStanzaId("getmembers");
+        Assert.assertEquals(getAffiliationsIQExample, mucLightGetAffiliationsIQ.toXML().toString());
+    }
+
+    @Test
+    public void checkGetAffiliationsResponse() throws Exception {
+        IQ iqInfoResult = (IQ) PacketParserUtils.parseStanza(getAffiliationsResponseExample);
+        MUCLightAffiliationsIQ mucLightAffiliationsIQ = (MUCLightAffiliationsIQ) iqInfoResult;
+
+        Assert.assertEquals("123456", mucLightAffiliationsIQ.getVersion());
+
+        HashMap<Jid, MUCLightAffiliation> affiliations = mucLightAffiliationsIQ.getAffiliations();
+        Assert.assertEquals(3, affiliations.size());
+        Assert.assertEquals(MUCLightAffiliation.owner, affiliations.get(JidCreate.from("user1@shakespeare.lit")));
+        Assert.assertEquals(MUCLightAffiliation.member, affiliations.get(JidCreate.from("user2@shakespeare.lit")));
+        Assert.assertEquals(MUCLightAffiliation.member, affiliations.get(JidCreate.from("user3@shakespeare.lit")));
+    }
+
+}
--- a/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightGetConfigsTest.java
+++ b/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightGetConfigsTest.java
@ -0,0 +1,77 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import java.util.HashMap;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smack.util.PacketParserUtils;
+import org.jivesoftware.smackx.muclight.element.MUCLightConfigurationIQ;
+import org.jivesoftware.smackx.muclight.element.MUCLightGetConfigsIQ;
+import org.junit.Assert;
+import org.junit.Test;
+import org.jxmpp.jid.impl.JidCreate;
+
+public class MUCLightGetConfigsTest {
+
+    String getConfigsIQExample = "<iq to='coven@muclight.shakespeare.lit' id='config0' type='get'>"
+            + "<query xmlns='urn:xmpp:muclight:0#configuration'>" + "<version>abcdefg</version>" + "</query>" + "</iq>";
+
+    String getConfigsResponseExample = "<iq from='coven@muclight.shakespeare.lit' id='getconfig1' "
+            + "to='crone1@shakespeare.lit/desktop' type='result'>" + "<query xmlns='urn:xmpp:muclight:0#configuration'>"
+            + "<version>123456</version>" + "<roomname>A Dark Cave</roomname>" + "<subject>A subject</subject>"
+            + "</query>" + "</iq>";
+
+    String getConfigsResponseExampleWithCustomConfigs = "<iq from='coven@muclight.shakespeare.lit' id='getconfig2' "
+            + "to='crone1@shakespeare.lit/desktop' type='result'>" + "<query xmlns='urn:xmpp:muclight:0#configuration'>"
+            + "<version>123456</version>" + "<roomname>A Dark Cave</roomname>" + "<color>blue</color>"
+            + "<size>20</size>" + "</query>" + "</iq>";
+
+    @Test
+    public void checkGetConfigsIQ() throws Exception {
+        MUCLightGetConfigsIQ mucLightGetConfigsIQ = new MUCLightGetConfigsIQ(
+                JidCreate.from("coven@muclight.shakespeare.lit"), "abcdefg");
+        mucLightGetConfigsIQ.setStanzaId("config0");
+        Assert.assertEquals(getConfigsIQExample, mucLightGetConfigsIQ.toXML().toString());
+    }
+
+    @Test
+    public void checkGetConfigsResponse() throws Exception {
+        IQ iqInfoResult = (IQ) PacketParserUtils.parseStanza(getConfigsResponseExample);
+        MUCLightConfigurationIQ mucLightConfigurationIQ = (MUCLightConfigurationIQ) iqInfoResult;
+
+        Assert.assertEquals("123456", mucLightConfigurationIQ.getVersion());
+        Assert.assertEquals("A Dark Cave", mucLightConfigurationIQ.getConfiguration().getRoomName());
+        Assert.assertEquals("A subject", mucLightConfigurationIQ.getConfiguration().getSubject());
+        Assert.assertNull(mucLightConfigurationIQ.getConfiguration().getCustomConfigs());
+    }
+
+    @Test
+    public void checkGetConfigsResponseWithCustomConfigs() throws Exception {
+        IQ iqInfoResult = (IQ) PacketParserUtils.parseStanza(getConfigsResponseExampleWithCustomConfigs);
+        MUCLightConfigurationIQ mucLightConfigurationIQ = (MUCLightConfigurationIQ) iqInfoResult;
+
+        Assert.assertEquals("123456", mucLightConfigurationIQ.getVersion());
+        Assert.assertEquals("A Dark Cave", mucLightConfigurationIQ.getConfiguration().getRoomName());
+        Assert.assertNull(mucLightConfigurationIQ.getConfiguration().getSubject());
+
+        HashMap<String, String> customConfigs = mucLightConfigurationIQ.getConfiguration().getCustomConfigs();
+        Assert.assertEquals("blue", customConfigs.get("color"));
+        Assert.assertEquals("20", customConfigs.get("size"));
+    }
+
+}
--- a/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightInfoTest.java
+++ b/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightInfoTest.java
@ -0,0 +1,72 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import org.jivesoftware.smack.packet.IQ;
+import org.jivesoftware.smack.util.PacketParserUtils;
+import org.jivesoftware.smackx.muclight.element.MUCLightGetInfoIQ;
+import org.jivesoftware.smackx.muclight.element.MUCLightInfoIQ;
+import org.junit.Assert;
+import org.junit.Test;
+import org.jxmpp.jid.impl.JidCreate;
+
+public class MUCLightInfoTest {
+
+    String exampleWithVersion = "<iq to='coven@muclight.shakespeare.lit' id='getinfo1' type='get'>"
+            + "<query xmlns='urn:xmpp:muclight:0#info'>" + "<version>abcdefg</version>" + "</query>" + "</iq>";
+
+    String exampleWithoutVersion = "<iq to='coven@muclight.shakespeare.lit' id='getinfo1' type='get'>"
+            + "<query xmlns='urn:xmpp:muclight:0#info'>" + "</query>" + "</iq>";
+
+    String exampleInfoResult = "<iq from='coven@muclight.shakespeare.lit' to='cronel@shakespeare.lit/desktop' id='getinfo1' type='result'>"
+            + "<query xmlns='urn:xmpp:muclight:0#info'>" + "<version>123456</version>" + "<configuration>"
+            + "<roomname>test</roomname>" + "</configuration>" + "<occupants>"
+            + "<user affiliation='owner'>john@test.com</user>" + "<user affiliation='member'>charlie@test.com</user>"
+            + "<user affiliation='member'>pep@test.com</user>" + "</occupants>" + "</query>" + "</iq>";
+
+    @Test
+    public void checkMUCLightGetInfoIQStanzaWithVersion() throws Exception {
+        MUCLightGetInfoIQ mucLightGetInfoIQWithVersion = new MUCLightGetInfoIQ(
+                JidCreate.from("coven@muclight.shakespeare.lit"), "abcdefg");
+        mucLightGetInfoIQWithVersion.setStanzaId("getinfo1");
+        Assert.assertEquals(mucLightGetInfoIQWithVersion.toXML().toString(), exampleWithVersion);
+    }
+
+    @Test
+    public void checkMUCLightGetInfoIQStanzaWithoutVersion() throws Exception {
+        MUCLightGetInfoIQ mucLightGetInfoIQWithoutVersion = new MUCLightGetInfoIQ(
+                JidCreate.from("coven@muclight.shakespeare.lit"), null);
+        mucLightGetInfoIQWithoutVersion.setStanzaId("getinfo1");
+        Assert.assertEquals(mucLightGetInfoIQWithoutVersion.toXML().toString(), exampleWithoutVersion);
+    }
+
+    @Test
+    public void checkMUCLightInfoResult() throws Exception {
+        IQ iqInfoResult = (IQ) PacketParserUtils.parseStanza(exampleInfoResult);
+        MUCLightInfoIQ mucLightInfoResponseIQ = (MUCLightInfoIQ) iqInfoResult;
+        Assert.assertEquals(mucLightInfoResponseIQ.getVersion(), "123456");
+        Assert.assertEquals(mucLightInfoResponseIQ.getConfiguration().getRoomName(), "test");
+        Assert.assertEquals(mucLightInfoResponseIQ.getOccupants().size(), 3);
+        Assert.assertEquals(mucLightInfoResponseIQ.getOccupants().get(JidCreate.from("john@test.com")),
+                MUCLightAffiliation.owner);
+        Assert.assertEquals(mucLightInfoResponseIQ.getOccupants().get(JidCreate.from("charlie@test.com")),
+                MUCLightAffiliation.member);
+        Assert.assertEquals(mucLightInfoResponseIQ.getOccupants().get(JidCreate.from("pep@test.com")),
+                MUCLightAffiliation.member);
+    }
+
+}
--- a/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightSetConfigsIQTest.java
+++ b/smack-experimental/src/test/java/org/jivesoftware/smackx/muclight/MUCLightSetConfigsIQTest.java
@ -0,0 +1,70 @@
+/**
+ *
+ * Copyright 2016 Fernando Ramirez
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jivesoftware.smackx.muclight;
+
+import java.util.HashMap;
+
+import org.jivesoftware.smackx.muclight.element.MUCLightSetConfigsIQ;
+import org.junit.Assert;
+import org.junit.Test;
+import org.jxmpp.jid.impl.JidCreate;
+
+public class MUCLightSetConfigsIQTest {
+
+    String setConfigsIQExample = "<iq to='coven@muclight.shakespeare.lit' id='conf1' type='set'>"
+            + "<query xmlns='urn:xmpp:muclight:0#configuration'>" + "<roomname>A Darker Cave</roomname>"
+            + "<color>blue</color>" + "</query>" + "</iq>";
+
+    String changeRoomNameIQExample = "<iq to='coven@muclight.shakespeare.lit' id='roomName1' type='set'>"
+            + "<query xmlns='urn:xmpp:muclight:0#configuration'>" + "<roomname>A Darker Cave</roomname>" + "</query>"
+            + "</iq>";
+
+    String changeSubjectIQExample = "<iq to='coven@muclight.shakespeare.lit' id='subject1' type='set'>"
+            + "<query xmlns='urn:xmpp:muclight:0#configuration'>" + "<subject>To be or not to be?</subject>"
+            + "</query>" + "</iq>";
+
+    @Test
+    public void checkSetConfigsStanza() throws Exception {
+        HashMap<String, String> customConfigs = new HashMap<>();
+        customConfigs.put("color", "blue");
+
+        MUCLightSetConfigsIQ mucLightSetConfigsIQ = new MUCLightSetConfigsIQ(
+                JidCreate.from("coven@muclight.shakespeare.lit"), "A Darker Cave", customConfigs);
+        mucLightSetConfigsIQ.setStanzaId("conf1");
+
+        Assert.assertEquals(setConfigsIQExample, mucLightSetConfigsIQ.toXML().toString());
+    }
+
+    @Test
+    public void checkChangeRoomNameStanza() throws Exception {
+        MUCLightSetConfigsIQ mucLightChangeRoomNameIQ = new MUCLightSetConfigsIQ(
+                JidCreate.from("coven@muclight.shakespeare.lit"), "A Darker Cave", null);
+        mucLightChangeRoomNameIQ.setStanzaId("roomName1");
+
+        Assert.assertEquals(changeRoomNameIQExample, mucLightChangeRoomNameIQ.toXML().toString());
+    }
+
+    @Test
+    public void checkChangeSubjectStanza() throws Exception {
+        MUCLightSetConfigsIQ mucLightChangeSubjectIQ = new MUCLightSetConfigsIQ(
+                JidCreate.from("coven@muclight.shakespeare.lit"), null, "To be or not to be?", null);
+        mucLightChangeSubjectIQ.setStanzaId("subject1");
+
+        Assert.assertEquals(changeSubjectIQExample, mucLightChangeSubjectIQ.toXML().toString());
+    }
+
+}