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/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright 2003-2007 Jive Software.
*
* All rights reserved. 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.packet;
import org.jivesoftware.smack.packet.PacketExtension;
import org.jivesoftware.smack.provider.PacketExtensionProvider;
import org.xmlpull.v1.XmlPullParser;
/**
* OfflineMessageInfo is an extension included in the retrieved offline messages requested by
* the {@link org.jivesoftware.smackx.OfflineMessageManager}. This extension includes a stamp
* that uniquely identifies the offline message. This stamp may be used for deleting the offline
* message. The stamp may be of the form UTC timestamps but it is not required to have that format.
*
* @author Gaston Dombiak
*/
public class OfflineMessageInfo implements PacketExtension {
private String node = null;
/**
* Returns the XML element name of the extension sub-packet root element.
* Always returns "offline"
*
* @return the XML element name of the packet extension.
*/
public String getElementName() {
return "offline";
}
/**
* Returns the XML namespace of the extension sub-packet root element.
* According the specification the namespace is always "http://jabber.org/protocol/offline"
*
* @return the XML namespace of the packet extension.
*/
public String getNamespace() {
return "http://jabber.org/protocol/offline";
}
/**
* Returns the stamp that uniquely identifies the offline message. This stamp may
* be used for deleting the offline message. The stamp may be of the form UTC timestamps
* but it is not required to have that format.
*
* @return the stamp that uniquely identifies the offline message.
*/
public String getNode() {
return node;
}
/**
* Sets the stamp that uniquely identifies the offline message. This stamp may
* be used for deleting the offline message. The stamp may be of the form UTC timestamps
* but it is not required to have that format.
*
* @param node the stamp that uniquely identifies the offline message.
*/
public void setNode(String node) {
this.node = node;
}
public String toXML() {
StringBuilder buf = new StringBuilder();
buf.append("<").append(getElementName()).append(" xmlns=\"").append(getNamespace()).append(
"\">");
if (getNode() != null)
buf.append("<item node=\"").append(getNode()).append("\"/>");
buf.append("</").append(getElementName()).append(">");
return buf.toString();
}
public static class Provider implements PacketExtensionProvider {
/**
* Creates a new Provider.
* ProviderManager requires that every PacketExtensionProvider has a public,
* no-argument constructor
*/
public Provider() {
}
/**
* Parses a OfflineMessageInfo packet (extension sub-packet).
*
* @param parser the XML parser, positioned at the starting element of the extension.
* @return a PacketExtension.
* @throws Exception if a parsing error occurs.
*/
public PacketExtension parseExtension(XmlPullParser parser)
throws Exception {
OfflineMessageInfo info = new OfflineMessageInfo();
boolean done = false;
while (!done) {
int eventType = parser.next();
if (eventType == XmlPullParser.START_TAG) {
if (parser.getName().equals("item"))
info.setNode(parser.getAttributeValue("", "node"));
} else if (eventType == XmlPullParser.END_TAG) {
if (parser.getName().equals("offline")) {
done = true;
}
}
}
return info;
}
}
}
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