2003-01-13 17:58:47 +01:00
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/**
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* $RCSfile$
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* $Revision$
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* $Date$
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*
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2007-02-12 01:59:05 +01:00
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* Copyright 2003-2007 Jive Software.
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2003-01-13 17:58:47 +01:00
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*
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2004-11-03 00:53:30 +01:00
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* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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2003-01-13 17:58:47 +01:00
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*
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2004-11-03 00:53:30 +01:00
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* http://www.apache.org/licenses/LICENSE-2.0
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2003-01-13 17:58:47 +01:00
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*
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2004-11-03 00:53:30 +01:00
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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2003-01-13 17:58:47 +01:00
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*/
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package org.jivesoftware.smack.packet;
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import org.jivesoftware.smack.util.StringUtils;
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2007-04-26 08:22:55 +02:00
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import java.util.*;
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2003-01-13 17:58:47 +01:00
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/**
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* Represents XMPP message packets. A message can be one of several types:
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*
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* <ul>
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2004-03-11 16:43:43 +01:00
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* <li>Message.Type.NORMAL -- (Default) a normal text message used in email like interface.
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* <li>Message.Type.CHAT -- a typically short text message used in line-by-line chat interfaces.
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* <li>Message.Type.GROUP_CHAT -- a chat message sent to a groupchat server for group chats.
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* <li>Message.Type.HEADLINE -- a text message to be displayed in scrolling marquee displays.
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* <li>Message.Type.ERROR -- indicates a messaging error.
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2003-01-13 17:58:47 +01:00
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* </ul>
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*
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* For each message type, different message fields are typically used as follows:
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2003-01-15 01:30:12 +01:00
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* <p>
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* <table border="1">
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* <tr><td> </td><td colspan="5"><b>Message type</b></td></tr>
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2003-03-07 20:47:08 +01:00
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* <tr><td><i>Field</i></td><td><b>Normal</b></td><td><b>Chat</b></td><td><b>Group Chat</b></td><td><b>Headline</b></td><td><b>XMPPError</b></td></tr>
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2003-01-13 17:58:47 +01:00
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* <tr><td><i>subject</i></td> <td>SHOULD</td><td>SHOULD NOT</td><td>SHOULD NOT</td><td>SHOULD NOT</td><td>SHOULD NOT</td></tr>
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* <tr><td><i>thread</i></td> <td>OPTIONAL</td><td>SHOULD</td><td>OPTIONAL</td><td>OPTIONAL</td><td>SHOULD NOT</td></tr>
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* <tr><td><i>body</i></td> <td>SHOULD</td><td>SHOULD</td><td>SHOULD</td><td>SHOULD</td><td>SHOULD NOT</td></tr>
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* <tr><td><i>error</i></td> <td>MUST NOT</td><td>MUST NOT</td><td>MUST NOT</td><td>MUST NOT</td><td>MUST</td></tr>
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* </table>
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*
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* @author Matt Tucker
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*/
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public class Message extends Packet {
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2006-11-22 23:55:37 +01:00
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private Type type = Type.normal;
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2003-01-13 17:58:47 +01:00
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private String subject = null;
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private String thread = null;
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2007-04-26 08:22:55 +02:00
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private String language;
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private final Set<Body> bodies = new HashSet<Body>();
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2003-01-13 17:58:47 +01:00
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/**
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* Creates a new, "normal" message.
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*/
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public Message() {
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}
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/**
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* Creates a new "normal" message to the specified recipient.
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*
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2003-01-15 16:02:29 +01:00
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* @param to the recipient of the message.
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2003-01-13 17:58:47 +01:00
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*/
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2003-01-15 16:02:29 +01:00
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public Message(String to) {
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setTo(to);
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2003-01-13 17:58:47 +01:00
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}
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/**
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* Creates a new message of the specified type to a recipient.
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*
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2003-01-15 16:02:29 +01:00
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* @param to the user to send the message to.
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2003-01-13 17:58:47 +01:00
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* @param type the message type.
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*/
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2003-01-15 16:02:29 +01:00
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public Message(String to, Type type) {
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setTo(to);
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2003-01-13 17:58:47 +01:00
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this.type = type;
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}
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/**
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2007-04-26 08:22:55 +02:00
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* Returns the type of the message. If no type has been set this method will return {@link
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* org.jivesoftware.smack.packet.Message.Type#normal}.
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2003-01-13 17:58:47 +01:00
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*
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* @return the type of the message.
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*/
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public Type getType() {
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return type;
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}
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/**
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* Sets the type of the message.
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*
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* @param type the type of the message.
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2007-04-26 08:22:55 +02:00
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* @throws IllegalArgumentException if null is passed in as the type
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2003-01-13 17:58:47 +01:00
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*/
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public void setType(Type type) {
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if (type == null) {
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throw new IllegalArgumentException("Type cannot be null.");
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}
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this.type = type;
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}
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/**
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* Returns the subject of the message, or null if the subject has not been set.
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* The subject is a short description of message contents.
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*
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* @return the subject of the message.
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*/
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public String getSubject() {
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return subject;
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}
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/**
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* Sets the subject of the message. The subject is a short description of
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* message contents.
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*
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* @param subject the subject of the message.
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*/
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public void setSubject(String subject) {
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this.subject = subject;
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}
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/**
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* Returns the body of the message, or null if the body has not been set. The body
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* is the main message contents.
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*
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* @return the body of the message.
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*/
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public String getBody() {
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2007-04-26 08:22:55 +02:00
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return getBody(null);
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}
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/**
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* Returns the body corresponding to the language. If the language is null, the method result
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* will be the same as {@link #getBody()}. Null will be returned if the language does not have
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* a corresponding body.
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*
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* @param language the language of the body to return.
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* @return the body related to the passed in language.
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* @since 3.0.2
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*/
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public String getBody(String language) {
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language = parseXMLLang(language);
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for (Body body : bodies) {
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if ((body.langauge == null && language == null)
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|| (body != null && body.langauge.equals(language))) {
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return body.message;
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}
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}
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return null;
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}
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/**
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* Returns a set of all bodies in this Message, including the default message body accessible
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* from {@link #getBody()}.
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*
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* @return a collection of all bodies in this Message.
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* @since 3.0.2
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*/
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public Collection<Body> getBodies() {
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return Collections.unmodifiableCollection(bodies);
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2003-01-13 17:58:47 +01:00
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}
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/**
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* Sets the body of the message. The body is the main message contents.
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2007-04-26 08:22:55 +02:00
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*
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2006-11-22 23:55:37 +01:00
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* @param body the body of the message.
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2003-01-13 17:58:47 +01:00
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*/
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public void setBody(String body) {
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2007-04-26 08:22:55 +02:00
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if (body == null) {
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removeBody("");
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return;
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}
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addBody(null, body);
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}
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/**
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* Adds a body with a corresponding language.
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*
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* @param language the language of the body being added.
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* @param body the body being added to the message.
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* @return the new {@link org.jivesoftware.smack.packet.Message.Body}
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* @throws NullPointerException if the body is null, a null pointer exception is thrown
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* @since 3.0.2
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*/
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public Body addBody(String language, String body) {
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if (body == null) {
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throw new NullPointerException("Body must be specified");
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}
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language = parseXMLLang(language);
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Body messageBody = new Body(language, body);
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bodies.add(messageBody);
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return messageBody;
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}
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/**
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* Removes the body with the given language from the message.
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*
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* @param language the language of the body which is to be removed
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* @return true if a body was removed and false if it was not.
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*/
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public boolean removeBody(String language) {
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language = parseXMLLang(language);
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for (Body body : bodies) {
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if (language.equals(body.langauge)) {
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return bodies.remove(body);
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}
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}
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return false;
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}
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/**
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* Removes the body from the message and returns true if the body was removed.
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*
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* @param body the body being removed from the message.
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* @return true if the body was successfully removed and false if it was not.
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* @since 3.0.2
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*/
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public boolean removeBody(Body body) {
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return bodies.remove(body);
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}
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/**
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* Returns all the languages being used for the bodies, not including the default body.
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*
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* @return the languages being used for the bodies.
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* @since 3.0.2
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*/
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public Collection<String> getBodyLanguages() {
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List<String> languages = new ArrayList<String>(bodies.size());
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for (Body body : bodies) {
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if (!parseXMLLang(body.langauge).equals(getDefaultLanguage())) {
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languages.add(body.langauge);
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}
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}
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return Collections.unmodifiableCollection(languages);
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2003-01-13 17:58:47 +01:00
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}
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/**
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* Returns the thread id of the message, which is a unique identifier for a sequence
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2003-05-07 21:10:53 +02:00
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* of "chat" messages. If no thread id is set, <tt>null</tt> will be returned.
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2003-01-13 17:58:47 +01:00
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*
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2003-05-07 21:10:53 +02:00
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* @return the thread id of the message, or <tt>null</tt> if it doesn't exist.
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2003-01-13 17:58:47 +01:00
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*/
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public String getThread() {
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return thread;
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}
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/**
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* Sets the thread id of the message, which is a unique identifier for a sequence
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* of "chat" messages.
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*
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* @param thread the thread id of the message.
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*/
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public void setThread(String thread) {
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this.thread = thread;
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}
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2007-04-26 08:22:55 +02:00
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/**
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* Returns the xml:lang of this Message.
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*
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* @return the xml:lang of this Message.
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* @since 3.0.2
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*/
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private String getLanguage() {
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return language;
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}
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/**
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* Sets the xml:lang of this Message.
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*
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* @param language the xml:lang of this Message.
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* @since 3.0.2
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*/
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public void setLanguage(String language) {
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this.language = language;
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}
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2003-01-13 17:58:47 +01:00
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public String toXML() {
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2006-07-18 07:14:33 +02:00
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StringBuilder buf = new StringBuilder();
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2003-01-13 17:58:47 +01:00
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buf.append("<message");
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2007-04-26 08:22:55 +02:00
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if (getXmlns() != null) {
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buf.append(" xmlns=\"").append(getXmlns()).append("\"");
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}
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if (language != null) {
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buf.append(" xml:lang=\"").append(getLanguage()).append("\"");
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}
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2004-02-10 16:36:05 +01:00
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if (getPacketID() != null) {
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buf.append(" id=\"").append(getPacketID()).append("\"");
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}
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2003-01-15 16:02:29 +01:00
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if (getTo() != null) {
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2004-05-23 00:53:21 +02:00
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buf.append(" to=\"").append(StringUtils.escapeForXML(getTo())).append("\"");
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2003-01-13 17:58:47 +01:00
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}
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2003-01-15 16:02:29 +01:00
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if (getFrom() != null) {
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2004-05-23 00:53:21 +02:00
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buf.append(" from=\"").append(StringUtils.escapeForXML(getFrom())).append("\"");
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2003-01-13 17:58:47 +01:00
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}
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2006-11-22 23:55:37 +01:00
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if (type != Type.normal) {
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2003-01-13 17:58:47 +01:00
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buf.append(" type=\"").append(type).append("\"");
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}
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buf.append(">");
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|
if (subject != null) {
|
|
|
|
|
buf.append("<subject>").append(StringUtils.escapeForXML(subject)).append("</subject>");
|
|
|
|
|
}
|
2007-04-26 08:22:55 +02:00
|
|
|
// Add the body in the default language
|
|
|
|
|
if (getBody() != null) {
|
|
|
|
|
buf.append("<body>").append(StringUtils.escapeForXML(getBody())).append("</body>");
|
|
|
|
|
}
|
|
|
|
|
// Add the bodies in other languages
|
|
|
|
|
for (Body body : getBodies()) {
|
|
|
|
|
// Skip the default language
|
|
|
|
|
if (DEFAULT_LANGUAGE.equals(body.getLanguage()) || body.getLanguage() == null) {
|
|
|
|
|
continue;
|
|
|
|
|
}
|
|
|
|
|
buf.append("<body xml:lang=\"").append(body.getLanguage()).append("\">");
|
|
|
|
|
buf.append(StringUtils.escapeForXML(body.getMessage()));
|
|
|
|
|
buf.append("</body>");
|
2003-01-13 17:58:47 +01:00
|
|
|
}
|
|
|
|
|
if (thread != null) {
|
|
|
|
|
buf.append("<thread>").append(thread).append("</thread>");
|
|
|
|
|
}
|
|
|
|
|
// Append the error subpacket if the message type is an error.
|
2006-11-22 23:55:37 +01:00
|
|
|
if (type == Type.error) {
|
2003-03-07 20:47:08 +01:00
|
|
|
XMPPError error = getError();
|
2003-01-13 17:58:47 +01:00
|
|
|
if (error != null) {
|
|
|
|
|
buf.append(error.toXML());
|
|
|
|
|
}
|
|
|
|
|
}
|
2003-05-07 21:10:53 +02:00
|
|
|
// Add packet extensions, if any are defined.
|
2003-05-27 17:07:13 +02:00
|
|
|
buf.append(getExtensionsXML());
|
2003-01-13 17:58:47 +01:00
|
|
|
buf.append("</message>");
|
|
|
|
|
return buf.toString();
|
|
|
|
|
}
|
|
|
|
|
|
2007-04-26 08:22:55 +02:00
|
|
|
|
|
|
|
|
public boolean equals(Object o) {
|
|
|
|
|
if (this == o) return true;
|
|
|
|
|
if (o == null || getClass() != o.getClass()) return false;
|
|
|
|
|
|
|
|
|
|
Message message = (Message) o;
|
|
|
|
|
|
|
|
|
|
if(!super.equals(message)) { return false; }
|
|
|
|
|
if (bodies.size() != message.bodies.size() || !bodies.containsAll(message.bodies)) {
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
if (language != null ? !language.equals(message.language) : message.language != null) {
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
if (subject != null ? !subject.equals(message.subject) : message.subject != null) {
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
if (thread != null ? !thread.equals(message.thread) : message.thread != null) {
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
return type == message.type;
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public int hashCode() {
|
|
|
|
|
int result;
|
|
|
|
|
result = (type != null ? type.hashCode() : 0);
|
|
|
|
|
result = 31 * result + (subject != null ? subject.hashCode() : 0);
|
|
|
|
|
result = 31 * result + (thread != null ? thread.hashCode() : 0);
|
|
|
|
|
result = 31 * result + (language != null ? language.hashCode() : 0);
|
|
|
|
|
result = 31 * result + bodies.hashCode();
|
|
|
|
|
return result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Represents a message body, its language and the content of the message.
|
|
|
|
|
*/
|
|
|
|
|
public static class Body {
|
|
|
|
|
|
|
|
|
|
private String message;
|
|
|
|
|
private String langauge;
|
|
|
|
|
|
|
|
|
|
private Body(String language, String message) {
|
|
|
|
|
if (message == null) {
|
|
|
|
|
throw new NullPointerException("Message cannot be null.");
|
|
|
|
|
}
|
|
|
|
|
this.langauge = language;
|
|
|
|
|
this.message = message;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns the language of this message body. If the language is null, then, no language
|
|
|
|
|
* was specified.
|
|
|
|
|
*
|
|
|
|
|
* @return the language of this message body.
|
|
|
|
|
*/
|
|
|
|
|
public String getLanguage() {
|
|
|
|
|
if (DEFAULT_LANGUAGE.equals(langauge)) {
|
|
|
|
|
return null;
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
return langauge;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns the message content.
|
|
|
|
|
*
|
|
|
|
|
* @return the content of the message.
|
|
|
|
|
*/
|
|
|
|
|
public String getMessage() {
|
|
|
|
|
return message;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
public boolean equals(Object o) {
|
|
|
|
|
if (this == o) return true;
|
|
|
|
|
if (o == null || getClass() != o.getClass()) { return false; }
|
|
|
|
|
|
|
|
|
|
Body body = (Body) o;
|
|
|
|
|
|
|
|
|
|
if (langauge != null ? !langauge.equals(body.langauge) : body.langauge != null) {
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
return message.equals(body.message);
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public int hashCode() {
|
|
|
|
|
int result;
|
|
|
|
|
result = message.hashCode();
|
|
|
|
|
result = 31 * result + (langauge != null ? langauge.hashCode() : 0);
|
|
|
|
|
return result;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2003-01-13 17:58:47 +01:00
|
|
|
/**
|
|
|
|
|
* Represents the type of a message.
|
|
|
|
|
*/
|
2006-11-22 23:55:37 +01:00
|
|
|
public enum Type {
|
2003-01-13 17:58:47 +01:00
|
|
|
|
2003-05-07 21:10:53 +02:00
|
|
|
/**
|
|
|
|
|
* (Default) a normal text message used in email like interface.
|
|
|
|
|
*/
|
2006-11-22 23:55:37 +01:00
|
|
|
normal,
|
2003-05-07 21:10:53 +02:00
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Typically short text message used in line-by-line chat interfaces.
|
|
|
|
|
*/
|
2006-11-22 23:55:37 +01:00
|
|
|
chat,
|
2003-05-07 21:10:53 +02:00
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Chat message sent to a groupchat server for group chats.
|
|
|
|
|
*/
|
2006-11-22 23:55:37 +01:00
|
|
|
groupchat,
|
2003-05-07 21:10:53 +02:00
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Text message to be displayed in scrolling marquee displays.
|
|
|
|
|
*/
|
2006-11-22 23:55:37 +01:00
|
|
|
headline,
|
2003-05-07 21:10:53 +02:00
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* indicates a messaging error.
|
|
|
|
|
*/
|
2006-11-22 23:55:37 +01:00
|
|
|
error;
|
2003-05-07 21:10:53 +02:00
|
|
|
|
2006-11-22 23:55:37 +01:00
|
|
|
public static Type fromString(String name) {
|
|
|
|
|
try {
|
|
|
|
|
return Type.valueOf(name);
|
2003-01-13 17:58:47 +01:00
|
|
|
}
|
2006-11-22 23:55:37 +01:00
|
|
|
catch (Exception e) {
|
|
|
|
|
return normal;
|
2003-01-13 17:58:47 +01:00
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
2003-05-07 21:10:53 +02:00
|
|
|
}
|
