mirror of https://github.com/sipwise/jitsi.git
hristoterezov
12 years ago
parent
5c5fb51f2a
commit
a522c7f51a
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/*
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* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
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*
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* Distributable under LGPL license.
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* See terms of license at gnu.org.
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*/
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package net.java.sip.communicator.impl.protocol.jabber.extensions.carbon;
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import org.jivesoftware.smack.packet.*;
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import org.xmlpull.v1.*;
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import net.java.sip.communicator.impl.protocol.jabber.extensions.*;
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/**
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* This class implements message carbons extensions added to message stanzas.
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*
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* @author Hristo Terezov
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*/
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public class CarbonPacketExtension
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extends AbstractPacketExtension
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{
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/**
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* The namespace for the XML element.
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*/
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public static final String NAMESPACE = "urn:xmpp:carbons:2";
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/**
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* The name of the "received" XML element.
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*/
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public static final String RECEIVED_ELEMENT_NAME = "received";
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/**
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* The name of the "sent" XML element.
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*/
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public static final String SENT_ELEMENT_NAME = "sent";
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/**
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* The name of the "private" XML element.
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*/
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public static final String PRIVATE_ELEMENT_NAME = "private";
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/**
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* Constructs new <tt>CarbonPacketExtension</tt> instance.
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* @param elementName the name of the XML element.
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*/
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public CarbonPacketExtension( String elementName)
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{
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super(NAMESPACE, elementName);
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}
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/**
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* Parses sent and received XML elements.
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*/
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public static class Provider
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extends ForwardedPacketExtension.Provider
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{
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/**
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* The name of the elements to be parsed.
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*/
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private String elementName;
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/**
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* Constructs new <tt>Provider</tt> instance.
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* @param elementName the name of the elements to be parsed
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*/
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public Provider(String elementName)
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{
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this.elementName = elementName;
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}
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/**
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* Creates a <tt>CarbonPacketExtension</tt> by parsing
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* an XML document.
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* @param parser the parser to use.
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* @return the created <tt>CarbonPacketExtension</tt>.
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* @throws Exception
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*/
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@Override
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public PacketExtension parseExtension(XmlPullParser parser)
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throws Exception
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{
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CarbonPacketExtension packetExtension
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= new CarbonPacketExtension(elementName);
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//now parse the sub elements
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boolean done = false;
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String elementName;
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ForwardedPacketExtension extension = null;
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while (!done)
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{
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switch (parser.next())
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{
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case XmlPullParser.START_TAG:
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{
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elementName = parser.getName();
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if (ForwardedPacketExtension.ELEMENT_NAME.equals(
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elementName))
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{
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extension = (ForwardedPacketExtension) super
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.parseExtension(parser);
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if (extension != null)
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{
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packetExtension.addChildExtension(extension);
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}
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}
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break;
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}
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case XmlPullParser.END_TAG:
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{
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elementName = parser.getName();
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if (this.elementName.equals(elementName))
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{
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done = true;
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}
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break;
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}
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}
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}
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return packetExtension;
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}
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}
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/**
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* This class implements the private carbon extension.
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*/
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public static class PrivateExtension extends AbstractPacketExtension
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{
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public PrivateExtension()
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{
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super(NAMESPACE, PRIVATE_ELEMENT_NAME);
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}
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}
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}
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@ -0,0 +1,123 @@
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/*
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* Jitsi, the OpenSource Java VoIP and Instant Messaging client.
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*
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* Distributable under LGPL license.
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* See terms of license at gnu.org.
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*/
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package net.java.sip.communicator.impl.protocol.jabber.extensions.carbon;
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import org.jivesoftware.smack.packet.*;
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import org.jivesoftware.smack.provider.*;
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import org.jivesoftware.smack.util.*;
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import org.xmlpull.v1.*;
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import net.java.sip.communicator.impl.protocol.jabber.extensions.*;
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/**
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* This class implements the forward extension. It is used by carbon extensions.
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* @author Hristo Terezov
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*/
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public class ForwardedPacketExtension
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extends AbstractPacketExtension
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{
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/**
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* The namespace for the XML element.
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*/
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public static final String NAMESPACE = "urn:xmpp:forward:0";
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/**
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* The name of the "forwarded" XML element.
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*/
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public static final String ELEMENT_NAME = "forwarded";
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/**
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* The message instance included in the forwarded extension.
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*/
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private Message message = null;
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/**
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* Constructs new <tt>ForwardedPacketExtension</tt> instance.
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*/
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public ForwardedPacketExtension()
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{
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super(NAMESPACE, ELEMENT_NAME);
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}
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/**
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* Sets the <tt>Message</tt> instance to the forwarded extension.
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* @param message the messages
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*/
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public void setMessage(Message message)
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{
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this.message = message;
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addPacket(message);
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}
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/**
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* Returns the <tt>Message</tt> instance.
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* @return the <tt>Message</tt> instance.
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*/
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public Message getMessage()
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{
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return message;
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}
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/**
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* Parses the forwarded XML element.
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*/
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public static class Provider
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implements PacketExtensionProvider
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{
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/**
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* Creates a <tt>ForwardedPacketExtension</tt> by parsing
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* an XML document.
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* @param parser the parser to use.
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* @return the created <tt>ForwardedPacketExtension</tt>.
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* @throws Exception
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*/
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@Override
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public PacketExtension parseExtension(XmlPullParser parser)
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throws Exception
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{
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ForwardedPacketExtension packetExtension
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= new ForwardedPacketExtension();
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//now parse the sub elements
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boolean done = false;
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String elementName;
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Message message = null;
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while (!done)
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{
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switch (parser.next())
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{
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case XmlPullParser.START_TAG:
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{
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elementName = parser.getName();
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if ("message".equals(elementName))
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{
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message
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= (Message)PacketParserUtils.parseMessage(parser);
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if (message != null)
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{
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packetExtension.setMessage(message);
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}
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}
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break;
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}
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case XmlPullParser.END_TAG:
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{
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elementName = parser.getName();
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if (ELEMENT_NAME.equals(elementName))
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{
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done = true;
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}
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break;
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}
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}
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}
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return packetExtension;
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}
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}
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}
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