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package org.mule.providers.xmpp; |
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import org.mule.impl.MuleMessage; |
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import org.mule.providers.AbstractMessageDispatcher; |
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import org.mule.umo.UMOEvent; |
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import org.mule.umo.UMOMessage; |
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import org.mule.umo.endpoint.MalformedEndpointException; |
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import org.mule.umo.endpoint.UMOEndpointURI; |
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import org.mule.umo.endpoint.UMOImmutableEndpoint; |
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import org.jivesoftware.smack.Chat; |
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import org.jivesoftware.smack.GroupChat; |
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import org.jivesoftware.smack.XMPPConnection; |
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import org.jivesoftware.smack.packet.Message; |
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public class XmppMessageDispatcher extends AbstractMessageDispatcher |
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{ |
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private final XmppConnector connector; |
34 | 0 | private volatile XMPPConnection xmppConnection = null; |
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private volatile Chat chat; |
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private volatile GroupChat groupChat; |
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public XmppMessageDispatcher(UMOImmutableEndpoint endpoint) |
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{ |
40 | 0 | super(endpoint); |
41 | 0 | this.connector = (XmppConnector)endpoint.getConnector(); |
42 | 0 | } |
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protected void doConnect() throws Exception |
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{ |
46 | 0 | if (xmppConnection == null) |
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{ |
48 | 0 | UMOEndpointURI uri = endpoint.getEndpointURI(); |
49 | 0 | xmppConnection = connector.createXmppConnection(uri); |
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} |
51 | 0 | } |
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protected void doDisconnect() throws Exception |
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{ |
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try |
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{ |
57 | 0 | if (groupChat != null) |
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{ |
59 | 0 | groupChat.leave(); |
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} |
61 | 0 | if (xmppConnection != null) |
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{ |
63 | 0 | xmppConnection.close(); |
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} |
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} |
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finally |
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{ |
68 | 0 | xmppConnection = null; |
69 | 0 | } |
70 | 0 | } |
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protected void doDispose() |
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{ |
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75 | 0 | } |
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protected void doDispatch(UMOEvent event) throws Exception |
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{ |
79 | 0 | sendMessage(event); |
80 | 0 | } |
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protected UMOMessage doSend(UMOEvent event) throws Exception |
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{ |
84 | 0 | sendMessage(event); |
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86 | 0 | if (useRemoteSync(event)) |
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{ |
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Message response; |
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|
90 | 0 | if (groupChat != null) |
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{ |
92 | 0 | response = groupChat.nextMessage(event.getTimeout()); |
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} |
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else |
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{ |
96 | 0 | response = chat.nextMessage(event.getTimeout()); |
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} |
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|
99 | 0 | if (response != null) |
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{ |
101 | 0 | if (logger.isDebugEnabled()) |
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{ |
103 | 0 | logger.debug("Got a response from chat: " + chat); |
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} |
105 | 0 | return new MuleMessage(connector.getMessageAdapter(response)); |
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} |
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} |
108 | 0 | return null; |
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} |
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protected void sendMessage(UMOEvent event) throws Exception |
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{ |
113 | 0 | if (chat == null && groupChat == null) |
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{ |
115 | 0 | UMOMessage msg = event.getMessage(); |
116 | 0 | boolean group = msg.getBooleanProperty(XmppConnector.XMPP_GROUP_CHAT, false); |
117 | 0 | String nickname = msg.getStringProperty(XmppConnector.XMPP_NICKNAME, "mule"); |
118 | 0 | String recipient = event.getEndpoint().getEndpointURI().getPath().substring(1); |
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|
120 | 0 | if (group) |
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{ |
122 | 0 | groupChat = new GroupChat(xmppConnection, recipient); |
123 | 0 | if (!groupChat.isJoined()) |
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{ |
125 | 0 | groupChat.join(nickname); |
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} |
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} |
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else |
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{ |
130 | 0 | chat = new Chat(xmppConnection, recipient); |
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} |
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} |
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|
134 | 0 | Object msgObj = event.getMessage().getPayload(); |
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Message message; |
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|
137 | 0 | if (!(msgObj instanceof Message)) |
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{ |
139 | 0 | message = (Message)event.getTransformedMessage(); |
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} |
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else |
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{ |
143 | 0 | message = (Message)msgObj; |
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} |
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|
146 | 0 | if (logger.isTraceEnabled()) |
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{ |
148 | 0 | logger.trace("Transformed packet: " + message.toXML()); |
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} |
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|
151 | 0 | if (chat != null) |
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{ |
153 | 0 | chat.sendMessage(message); |
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} |
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else |
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{ |
157 | 0 | groupChat.sendMessage(message); |
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} |
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|
160 | 0 | if (logger.isDebugEnabled()) |
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{ |
162 | 0 | logger.debug("Packet successfully sent"); |
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} |
164 | 0 | } |
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protected UMOMessage doReceive(long timeout) throws Exception |
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{ |
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|
181 | 0 | String to = (String)endpoint.getProperty("folder"); |
182 | 0 | if (to == null) |
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{ |
184 | 0 | throw new MalformedEndpointException(endpoint.getEndpointURI().toString()); |
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} |
186 | 0 | Chat chat = xmppConnection.createChat(to); |
187 | 0 | Message message = null; |
188 | 0 | if (timeout == UMOEvent.TIMEOUT_WAIT_FOREVER) |
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{ |
190 | 0 | message = chat.nextMessage(); |
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} |
192 | 0 | else if (timeout == UMOEvent.TIMEOUT_DO_NOT_WAIT) |
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{ |
194 | 0 | message = chat.nextMessage(1); |
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} |
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else |
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{ |
198 | 0 | message = chat.nextMessage(timeout); |
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} |
200 | 0 | if (message != null) |
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{ |
202 | 0 | return new MuleMessage(connector.getMessageAdapter(message)); |
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} |
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else |
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{ |
206 | 0 | return null; |
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} |
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} |
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} |