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Smack/smack-core/src/test/java/org/jivesoftware/smack/RosterTest.java
Florian Schmaus 9e797c1b17 Enable PacketExtensions for IQs
This is actually only part one, i.e. with this commit if the user adds a
PacketExtension to an IQ it will be included in IQ.toXml(). Which was
previously only the case if the IQ subclass explicitly included packet
extensions.

The second part of the change is to change the IQ provider, so that
packet extensions are automatically parsed.

Cases where PacketExtensions are used for Message and IQ are slightly
changed. The IQ sublcass now only has a field with this
PacketExtension (see for example
bytestreams.ibb.packet.DataPacketExtension).

Also changed hoxt API: Removed unnecessary indirection and made the
API more Smack idiomatic.
2014-11-10 11:43:18 +01:00

765 lines
32 KiB
Java

/**
*
* Copyright 2010 Jive Software.
*
* 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.smack;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.util.Collection;
import java.util.Collections;
import java.util.concurrent.CopyOnWriteArrayList;
import org.jivesoftware.smack.packet.IQ;
import org.jivesoftware.smack.packet.Packet;
import org.jivesoftware.smack.packet.Presence;
import org.jivesoftware.smack.packet.RosterPacket;
import org.jivesoftware.smack.packet.IQ.Type;
import org.jivesoftware.smack.packet.RosterPacket.Item;
import org.jivesoftware.smack.packet.RosterPacket.ItemType;
import org.jivesoftware.smack.test.util.TestUtils;
import org.jivesoftware.smack.util.PacketParserUtils;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.xmlpull.v1.XmlPullParser;
/**
* Tests that verifies the correct behavior of the {@link Roster} implementation.
*
* @see Roster
* @see <a href="http://xmpp.org/rfcs/rfc3921.html#roster">Roster Management</a>
* @author Guenther Niess
*/
public class RosterTest {
private DummyConnection connection;
private TestRosterListener rosterListener;
@Before
public void setUp() throws Exception {
// Uncomment this to enable debug output
//XMPPConnection.DEBUG_ENABLED = true;
connection = new DummyConnection();
connection.connect();
connection.login("rostertest", "secret");
rosterListener = new TestRosterListener();
connection.getRoster().addRosterListener(rosterListener);
}
@After
public void tearDown() throws Exception {
if (connection != null) {
if (rosterListener != null && connection.getRoster() != null) {
connection.getRoster().removeRosterListener(rosterListener);
rosterListener = null;
}
connection.disconnect();
connection = null;
}
}
/**
* Test a simple roster initialization according to the example in
* <a href="http://xmpp.org/rfcs/rfc3921.html#roster-login"
* >RFC3921: Retrieving One's Roster on Login</a>.
*/
@Test(timeout=5000)
public void testSimpleRosterInitialization() throws Exception {
// Setup
final Roster roster = connection.getRoster();
assertNotNull("Can't get the roster from the provided connection!", roster);
assertFalse("Roster shouldn't be already initialized!",
roster.rosterInitialized);
// Perform roster initialization
initRoster(connection, roster);
// Verify roster
assertTrue("Roster can't be initialized!", roster.rosterInitialized);
verifyRomeosEntry(roster.getEntry("romeo@example.net"));
verifyMercutiosEntry(roster.getEntry("mercutio@example.com"));
verifyBenvoliosEntry(roster.getEntry("benvolio@example.net"));
assertSame("Wrong number of roster entries.", 3, roster.getEntries().size());
// Verify roster listener
assertTrue("The roster listener wasn't invoked for Romeo.",
rosterListener.getAddedAddresses().contains("romeo@example.net"));
assertTrue("The roster listener wasn't invoked for Mercutio.",
rosterListener.getAddedAddresses().contains("mercutio@example.com"));
assertTrue("The roster listener wasn't invoked for Benvolio.",
rosterListener.getAddedAddresses().contains("benvolio@example.net"));
assertSame("RosterListeners implies that a item was deleted!",
0,
rosterListener.getDeletedAddresses().size());
assertSame("RosterListeners implies that a item was updated!",
0,
rosterListener.getUpdatedAddresses().size());
}
/**
* Test adding a roster item according to the example in
* <a href="http://xmpp.org/rfcs/rfc3921.html#roster-add"
* >RFC3921: Adding a Roster Item</a>.
*/
@Test(timeout=5000)
public void testAddRosterItem() throws Throwable {
// Constants for the new contact
final String contactJID = "nurse@example.com";
final String contactName = "Nurse";
final String[] contactGroup = {"Servants"};
// Setup
final Roster roster = connection.getRoster();
assertNotNull("Can't get the roster from the provided connection!", roster);
initRoster(connection, roster);
rosterListener.reset();
// Adding the new roster item
final RosterUpdateResponder serverSimulator = new RosterUpdateResponder() {
void verifyUpdateRequest(final RosterPacket updateRequest) {
final Item item = updateRequest.getRosterItems().iterator().next();
assertSame("The provided JID doesn't match the requested!",
contactJID,
item.getUser());
assertSame("The provided name doesn't match the requested!",
contactName,
item.getName());
assertSame("The provided group number doesn't match the requested!",
contactGroup.length,
item.getGroupNames().size());
assertSame("The provided group doesn't match the requested!",
contactGroup[0],
item.getGroupNames().iterator().next());
}
};
serverSimulator.start();
roster.createEntry(contactJID, contactName, contactGroup);
serverSimulator.join();
// Check if an error occurred within the simulator
final Throwable exception = serverSimulator.getException();
if (exception != null) {
throw exception;
}
// Verify the roster entry of the new contact
final RosterEntry addedEntry = roster.getEntry(contactJID);
assertNotNull("The new contact wasn't added to the roster!", addedEntry);
assertTrue("The roster listener wasn't invoked for the new contact!",
rosterListener.getAddedAddresses().contains(contactJID));
assertSame("Setup wrong name for the new contact!",
contactName,
addedEntry.getName());
assertSame("Setup wrong default subscription status!",
ItemType.none,
addedEntry.getType());
assertSame("The new contact should be member of exactly one group!",
1,
addedEntry.getGroups().size());
assertSame("Setup wrong group name for the added contact!",
contactGroup[0],
addedEntry.getGroups().iterator().next().getName());
// Verify the unchanged roster items
verifyRomeosEntry(roster.getEntry("romeo@example.net"));
verifyMercutiosEntry(roster.getEntry("mercutio@example.com"));
verifyBenvoliosEntry(roster.getEntry("benvolio@example.net"));
assertSame("Wrong number of roster entries.", 4, roster.getEntries().size());
}
/**
* Test updating a roster item according to the example in
* <a href="http://xmpp.org/rfcs/rfc3921.html#roster-update"
* >RFC3921: Updating a Roster Item</a>.
*/
@Test(timeout=5000)
public void testUpdateRosterItem() throws Throwable {
// Constants for the updated contact
final String contactJID = "romeo@example.net";
final String contactName = "Romeo";
final String[] contactGroups = {"Friends", "Lovers"};
// Setup
final Roster roster = connection.getRoster();
assertNotNull("Can't get the roster from the provided connection!", roster);
initRoster(connection, roster);
rosterListener.reset();
// Updating the roster item
final RosterUpdateResponder serverSimulator = new RosterUpdateResponder() {
void verifyUpdateRequest(final RosterPacket updateRequest) {
final Item item = updateRequest.getRosterItems().iterator().next();
assertSame("The provided JID doesn't match the requested!",
contactJID,
item.getUser());
assertSame("The provided name doesn't match the requested!",
contactName,
item.getName());
assertTrue("The updated contact doesn't belong to the requested groups ("
+ contactGroups[0] +")!",
item.getGroupNames().contains(contactGroups[0]));
assertTrue("The updated contact doesn't belong to the requested groups ("
+ contactGroups[1] +")!",
item.getGroupNames().contains(contactGroups[1]));
assertSame("The provided group number doesn't match the requested!",
contactGroups.length,
item.getGroupNames().size());
}
};
serverSimulator.start();
roster.createGroup(contactGroups[1]).addEntry(roster.getEntry(contactJID));
serverSimulator.join();
// Check if an error occurred within the simulator
final Throwable exception = serverSimulator.getException();
if (exception != null) {
throw exception;
}
// Verify the roster entry of the updated contact
final RosterEntry addedEntry = roster.getEntry(contactJID);
assertNotNull("The contact was deleted from the roster!", addedEntry);
assertTrue("The roster listener wasn't invoked for the updated contact!",
rosterListener.getUpdatedAddresses().contains(contactJID));
assertSame("Setup wrong name for the changed contact!",
contactName,
addedEntry.getName());
assertTrue("The updated contact doesn't belong to the requested groups ("
+ contactGroups[0] +")!",
roster.getGroup(contactGroups[0]).contains(addedEntry));
assertTrue("The updated contact doesn't belong to the requested groups ("
+ contactGroups[1] +")!",
roster.getGroup(contactGroups[1]).contains(addedEntry));
assertSame("The updated contact should be member of two groups!",
contactGroups.length,
addedEntry.getGroups().size());
// Verify the unchanged roster items
verifyMercutiosEntry(roster.getEntry("mercutio@example.com"));
verifyBenvoliosEntry(roster.getEntry("benvolio@example.net"));
assertSame("Wrong number of roster entries (" + roster.getEntries() + ").",
3,
roster.getEntries().size());
}
/**
* Test deleting a roster item according to the example in
* <a href="http://xmpp.org/rfcs/rfc3921.html#roster-delete"
* >RFC3921: Deleting a Roster Item</a>.
*/
@Test(timeout=5000)
public void testDeleteRosterItem() throws Throwable {
// The contact which should be deleted
final String contactJID = "romeo@example.net";
// Setup
final Roster roster = connection.getRoster();
assertNotNull("Can't get the roster from the provided connection!", roster);
initRoster(connection, roster);
rosterListener.reset();
// Delete a roster item
final RosterUpdateResponder serverSimulator = new RosterUpdateResponder() {
void verifyUpdateRequest(final RosterPacket updateRequest) {
final Item item = updateRequest.getRosterItems().iterator().next();
assertSame("The provided JID doesn't match the requested!",
contactJID,
item.getUser());
}
};
serverSimulator.start();
roster.removeEntry(roster.getEntry(contactJID));
serverSimulator.join();
// Check if an error occurred within the simulator
final Throwable exception = serverSimulator.getException();
if (exception != null) {
throw exception;
}
// Verify
final RosterEntry deletedEntry = roster.getEntry(contactJID);
assertNull("The contact wasn't deleted from the roster!", deletedEntry);
assertTrue("The roster listener wasn't invoked for the deleted contact!",
rosterListener.getDeletedAddresses().contains(contactJID));
verifyMercutiosEntry(roster.getEntry("mercutio@example.com"));
verifyBenvoliosEntry(roster.getEntry("benvolio@example.net"));
assertSame("Wrong number of roster entries (" + roster.getEntries() + ").",
2,
roster.getEntries().size());
}
/**
* Test a simple roster push according to the example in
* <a href="http://xmpp.org/internet-drafts/draft-ietf-xmpp-3921bis-03.html#roster-syntax-actions-push"
* >RFC3921bis-03: Roster Push</a>.
*/
@Test(timeout=5000)
public void testSimpleRosterPush() throws Throwable {
final String contactJID = "nurse@example.com";
final Roster roster = connection.getRoster();
assertNotNull("Can't get the roster from the provided connection!", roster);
final StringBuilder sb = new StringBuilder();
sb.append("<iq id=\"rostertest1\" type=\"set\" ")
.append("to=\"").append(connection.getUser()).append("\">")
.append("<query xmlns=\"jabber:iq:roster\">")
.append("<item jid=\"").append(contactJID).append("\"/>")
.append("</query>")
.append("</iq>");
final XmlPullParser parser = TestUtils.getIQParser(sb.toString());
final IQ rosterPush = PacketParserUtils.parse(parser, connection);
initRoster(connection, roster);
rosterListener.reset();
// Simulate receiving the roster push
connection.processPacket(rosterPush);
// Verify the roster entry of the new contact
final RosterEntry addedEntry = roster.getEntry(contactJID);
assertNotNull("The new contact wasn't added to the roster!", addedEntry);
assertTrue("The roster listener wasn't invoked for the new contact!",
rosterListener.getAddedAddresses().contains(contactJID));
assertSame("Setup wrong default subscription status!",
ItemType.none,
addedEntry.getType());
assertSame("The new contact shouldn't be member of any group!",
0,
addedEntry.getGroups().size());
// Verify the unchanged roster items
verifyRomeosEntry(roster.getEntry("romeo@example.net"));
verifyMercutiosEntry(roster.getEntry("mercutio@example.com"));
verifyBenvoliosEntry(roster.getEntry("benvolio@example.net"));
assertSame("Wrong number of roster entries.", 4, roster.getEntries().size());
}
/**
* Tests that roster pushes with invalid from are ignored.
*
* @see <a href="http://xmpp.org/rfcs/rfc6121.html#roster-syntax-actions-push">RFC 6121, Section 2.1.6</a>
*/
@Test(timeout=5000)
public void testIgnoreInvalidFrom() {
RosterPacket packet = new RosterPacket();
packet.setType(Type.set);
packet.setTo(connection.getUser());
packet.setFrom("mallory@example.com");
packet.addRosterItem(new Item("spam@example.com", "Cool products!"));
// Simulate receiving the roster push
connection.processPacket(packet);
assertNull("Contact was added to roster", connection.getRoster().getEntry("spam@example.com"));
}
/**
* Test if adding an user with an empty group is equivalent with providing
* no group.
*
* @see <a href="http://www.igniterealtime.org/issues/browse/SMACK-294">SMACK-294</a>
*/
@Test(timeout=5000)
public void testAddEmptyGroupEntry() throws Throwable {
// Constants for the new contact
final String contactJID = "nurse@example.com";
final String contactName = "Nurse";
final String[] contactGroup = {""};
// Setup
final Roster roster = connection.getRoster();
assertNotNull("Can't get the roster from the provided connection!", roster);
initRoster(connection, roster);
rosterListener.reset();
// Adding the new roster item
final RosterUpdateResponder serverSimulator = new RosterUpdateResponder() {
void verifyUpdateRequest(final RosterPacket updateRequest) {
final Item item = updateRequest.getRosterItems().iterator().next();
assertSame("The provided JID doesn't match the requested!",
contactJID,
item.getUser());
assertSame("The provided name doesn't match the requested!",
contactName,
item.getName());
assertSame("Shouldn't provide an empty group element!",
0,
item.getGroupNames().size());
}
};
serverSimulator.start();
roster.createEntry(contactJID, contactName, contactGroup);
serverSimulator.join();
// Check if an error occurred within the simulator
final Throwable exception = serverSimulator.getException();
if (exception != null) {
throw exception;
}
// Verify the roster entry of the new contact
final RosterEntry addedEntry = roster.getEntry(contactJID);
assertNotNull("The new contact wasn't added to the roster!", addedEntry);
assertTrue("The roster listener wasn't invoked for the new contact!",
rosterListener.getAddedAddresses().contains(contactJID));
assertSame("Setup wrong name for the new contact!",
contactName,
addedEntry.getName());
assertSame("Setup wrong default subscription status!",
ItemType.none,
addedEntry.getType());
assertSame("The new contact shouldn't be member of any group!",
0,
addedEntry.getGroups().size());
// Verify the unchanged roster items
verifyRomeosEntry(roster.getEntry("romeo@example.net"));
verifyMercutiosEntry(roster.getEntry("mercutio@example.com"));
verifyBenvoliosEntry(roster.getEntry("benvolio@example.net"));
assertSame("Wrong number of roster entries.", 4, roster.getEntries().size());
}
/**
* Test processing a roster push with an empty group is equivalent with providing
* no group.
*
* @see <a href="http://www.igniterealtime.org/issues/browse/SMACK-294">SMACK-294</a>
*/
@Test(timeout=5000)
public void testEmptyGroupRosterPush() throws Throwable {
final String contactJID = "nurse@example.com";
final Roster roster = connection.getRoster();
assertNotNull("Can't get the roster from the provided connection!", roster);
final StringBuilder sb = new StringBuilder();
sb.append("<iq id=\"rostertest2\" type=\"set\" ")
.append("to=\"").append(connection.getUser()).append("\">")
.append("<query xmlns=\"jabber:iq:roster\">")
.append("<item jid=\"").append(contactJID).append("\">")
.append("<group></group>")
.append("</item>")
.append("</query>")
.append("</iq>");
final XmlPullParser parser = TestUtils.getIQParser(sb.toString());
final IQ rosterPush = PacketParserUtils.parse(parser, connection);
initRoster(connection, roster);
rosterListener.reset();
// Simulate receiving the roster push
connection.processPacket(rosterPush);
// Verify the roster entry of the new contact
final RosterEntry addedEntry = roster.getEntry(contactJID);
assertNotNull("The new contact wasn't added to the roster!", addedEntry);
assertTrue("The roster listener wasn't invoked for the new contact!",
rosterListener.getAddedAddresses().contains(contactJID));
assertSame("Setup wrong default subscription status!",
ItemType.none,
addedEntry.getType());
assertSame("The new contact shouldn't be member of any group!",
0,
addedEntry.getGroups().size());
// Verify the unchanged roster items
verifyRomeosEntry(roster.getEntry("romeo@example.net"));
verifyMercutiosEntry(roster.getEntry("mercutio@example.com"));
verifyBenvoliosEntry(roster.getEntry("benvolio@example.net"));
assertSame("Wrong number of roster entries.", 4, roster.getEntries().size());
}
/**
* Remove all roster entries by iterating trough {@link Roster#getEntries()}
* and simulating receiving roster pushes from the server.
*
* @param connection the dummy connection of which the provided roster belongs to.
* @param roster the roster (or buddy list) which should be initialized.
*/
public static void removeAllRosterEntries(DummyConnection connection, Roster roster)
throws InterruptedException, XMPPException {
for(RosterEntry entry : roster.getEntries()) {
// prepare the roster push packet
final RosterPacket rosterPush= new RosterPacket();
rosterPush.setType(Type.set);
rosterPush.setTo(connection.getUser());
// prepare the buddy's item entry which should be removed
final RosterPacket.Item item = new RosterPacket.Item(entry.getUser(), entry.getName());
item.setItemType(ItemType.remove);
rosterPush.addRosterItem(item);
// simulate receiving the roster push
connection.processPacket(rosterPush);
}
}
/**
* Initialize the roster according to the example in
* <a href="http://xmpp.org/rfcs/rfc3921.html#roster-login"
* >RFC3921: Retrieving One's Roster on Login</a>.
*
* @param connection the dummy connection of which the provided roster belongs to.
* @param roster the roster (or buddy list) which should be initialized.
* @throws SmackException
*/
public static void initRoster(DummyConnection connection, Roster roster) throws InterruptedException, XMPPException, SmackException {
roster.reload();
while (true) {
final Packet sentPacket = connection.getSentPacket();
if (sentPacket instanceof RosterPacket && ((IQ) sentPacket).getType() == Type.get) {
// setup the roster get request
final RosterPacket rosterRequest = (RosterPacket) sentPacket;
assertSame("The <query/> element MUST NOT contain any <item/> child elements!",
0,
rosterRequest.getRosterItemCount());
// prepare the roster result
final RosterPacket rosterResult = new RosterPacket();
rosterResult.setTo(connection.getUser());
rosterResult.setType(Type.result);
rosterResult.setPacketID(rosterRequest.getPacketID());
// prepare romeo's roster entry
final Item romeo = new Item("romeo@example.net", "Romeo");
romeo.addGroupName("Friends");
romeo.setItemType(ItemType.both);
rosterResult.addRosterItem(romeo);
// prepare mercutio's roster entry
final Item mercutio = new Item("mercutio@example.com", "Mercutio");
mercutio.setItemType(ItemType.from);
rosterResult.addRosterItem(mercutio);
// prepare benvolio's roster entry
final Item benvolio = new Item("benvolio@example.net", "Benvolio");
benvolio.setItemType(ItemType.both);
rosterResult.addRosterItem(benvolio);
// simulate receiving the roster result and exit the loop
connection.processPacket(rosterResult);
break;
}
}
}
/**
* Check Romeo's roster entry according to the example in
* <a href="http://xmpp.org/rfcs/rfc3921.html#roster-login"
* >RFC3921: Retrieving One's Roster on Login</a>.
*
* @param romeo the roster entry which should be verified.
*/
public static void verifyRomeosEntry(final RosterEntry romeo) {
assertNotNull("Can't get Romeo's roster entry!", romeo);
assertSame("Setup wrong name for Romeo!",
"Romeo",
romeo.getName());
assertSame("Setup wrong subscription status for Romeo!",
ItemType.both,
romeo.getType());
assertSame("Romeo should be member of exactly one group!",
1,
romeo.getGroups().size());
assertSame("Setup wrong group name for Romeo!",
"Friends",
romeo.getGroups().iterator().next().getName());
}
/**
* Check Mercutio's roster entry according to the example in
* <a href="http://xmpp.org/rfcs/rfc3921.html#roster-login"
* >RFC3921: Retrieving One's Roster on Login</a>.
*
* @param mercutio the roster entry which should be verified.
*/
public static void verifyMercutiosEntry(final RosterEntry mercutio) {
assertNotNull("Can't get Mercutio's roster entry!", mercutio);
assertSame("Setup wrong name for Mercutio!",
"Mercutio",
mercutio.getName());
assertSame("Setup wrong subscription status for Mercutio!",
ItemType.from,
mercutio.getType());
assertTrue("Mercutio shouldn't be a member of any group!",
mercutio.getGroups().isEmpty());
}
/**
* Check Benvolio's roster entry according to the example in
* <a href="http://xmpp.org/rfcs/rfc3921.html#roster-login"
* >RFC3921: Retrieving One's Roster on Login</a>.
*
* @param benvolio the roster entry which should be verified.
*/
public static void verifyBenvoliosEntry(final RosterEntry benvolio) {
assertNotNull("Can't get Benvolio's roster entry!", benvolio);
assertSame("Setup wrong name for Benvolio!",
"Benvolio",
benvolio.getName());
assertSame("Setup wrong subscription status for Benvolio!",
ItemType.both,
benvolio.getType());
assertTrue("Benvolio shouldn't be a member of any group!",
benvolio.getGroups().isEmpty());
}
/**
* This class can be used to simulate the server response for
* a roster update request.
*/
private abstract class RosterUpdateResponder extends Thread {
private Throwable exception = null;
/**
* Overwrite this method to check if the received update request is valid.
*
* @param updateRequest the request which would be sent to the server.
*/
abstract void verifyUpdateRequest(final RosterPacket updateRequest);
public void run() {
try {
while (true) {
final Packet packet = connection.getSentPacket();
if (packet instanceof RosterPacket && ((IQ) packet).getType() == Type.set) {
final RosterPacket rosterRequest = (RosterPacket) packet;
// Prepare and process the roster push
final RosterPacket rosterPush = new RosterPacket();
final Item item = rosterRequest.getRosterItems().iterator().next();
if (item.getItemType() != ItemType.remove) {
item.setItemType(ItemType.none);
}
rosterPush.setType(Type.set);
rosterPush.setTo(connection.getUser());
rosterPush.addRosterItem(item);
connection.processPacket(rosterPush);
// Create and process the IQ response
final IQ response = IQ.createResultIQ(rosterRequest);
connection.processPacket(response);
// Verify the roster update request
assertSame("A roster set MUST contain one and only one <item/> element.",
1,
rosterRequest.getRosterItemCount());
verifyUpdateRequest(rosterRequest);
break;
}
}
}
catch (Throwable e) {
exception = e;
fail(e.getMessage());
}
}
/**
* Returns the exception or error if something went wrong.
*
* @return the Throwable exception or error that occurred.
*/
public Throwable getException() {
return exception;
}
}
/**
* This class can be used to check if the RosterListener was invoked.
*/
public static class TestRosterListener implements RosterListener {
private CopyOnWriteArrayList<String> addressesAdded = new CopyOnWriteArrayList<String>();
private CopyOnWriteArrayList<String> addressesDeleted = new CopyOnWriteArrayList<String>();
private CopyOnWriteArrayList<String> addressesUpdated = new CopyOnWriteArrayList<String>();
public synchronized void entriesAdded(Collection<String> addresses) {
addressesAdded.addAll(addresses);
if (SmackConfiguration.DEBUG_ENABLED) {
for (String address : addresses) {
System.out.println("Roster entry for " + address + " added.");
}
}
}
public synchronized void entriesDeleted(Collection<String> addresses) {
addressesDeleted.addAll(addresses);
if (SmackConfiguration.DEBUG_ENABLED) {
for (String address : addresses) {
System.out.println("Roster entry for " + address + " deleted.");
}
}
}
public synchronized void entriesUpdated(Collection<String> addresses) {
addressesUpdated.addAll(addresses);
if (SmackConfiguration.DEBUG_ENABLED) {
for (String address : addresses) {
System.out.println("Roster entry for " + address + " updated.");
}
}
}
public void presenceChanged(Presence presence) {
if (SmackConfiguration.DEBUG_ENABLED) {
System.out.println("Roster presence changed: " + presence.toXML());
}
}
/**
* Get a collection of JIDs of the added roster items.
*
* @return the collection of addresses which were added.
*/
public Collection<String> getAddedAddresses() {
return Collections.unmodifiableCollection(addressesAdded);
}
/**
* Get a collection of JIDs of the deleted roster items.
*
* @return the collection of addresses which were deleted.
*/
public Collection<String> getDeletedAddresses() {
return Collections.unmodifiableCollection(addressesDeleted);
}
/**
* Get a collection of JIDs of the updated roster items.
*
* @return the collection of addresses which were updated.
*/
public Collection<String> getUpdatedAddresses() {
return Collections.unmodifiableCollection(addressesUpdated);
}
/**
* Reset the lists of added, deleted or updated items.
*/
public synchronized void reset() {
addressesAdded.clear();
addressesDeleted.clear();
addressesUpdated.clear();
}
}
}