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Smack/experimental/src/main/java/org/jivesoftware/smackx/carbons/provider/CarbonManagerProvider.java
Florian Schmaus 1e57f1c659 Activate checkstyle and add missing license headers
Delete also all "All rights reserved" statements, as they are
unnecessary and conflict with checkstyle's header check. Delete unused
imports.
2014-02-17 20:09:55 +01:00

54 lines
2.1 KiB
Java

/**
*
* Copyright 2013 Georg Lukas
*
* 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.carbons.provider;
import org.jivesoftware.smack.packet.PacketExtension;
import org.jivesoftware.smack.provider.PacketExtensionProvider;
import org.jivesoftware.smack.util.PacketParserUtils;
import org.jivesoftware.smackx.carbons.packet.CarbonExtension;
import org.jivesoftware.smackx.carbons.packet.CarbonExtension.Direction;
import org.jivesoftware.smackx.forward.Forwarded;
import org.xmlpull.v1.XmlPullParser;
/**
* This class implements the {@link PacketExtensionProvider} to parse
* cabon copied messages from a packet. It will return a {@link CarbonExtension} packet extension.
*
* @author Georg Lukas
*
*/
public class CarbonManagerProvider implements PacketExtensionProvider {
public PacketExtension parseExtension(XmlPullParser parser) throws Exception {
Direction dir = Direction.valueOf(parser.getName());
Forwarded fwd = null;
boolean done = false;
while (!done) {
int eventType = parser.next();
if (eventType == XmlPullParser.START_TAG && parser.getName().equals("forwarded")) {
fwd = (Forwarded) PacketParserUtils.parsePacketExtension(Forwarded.ELEMENT_NAME, Forwarded.NAMESPACE, parser);
}
else if (eventType == XmlPullParser.END_TAG && dir == Direction.valueOf(parser.getName()))
done = true;
}
if (fwd == null)
throw new Exception("sent/received must contain exactly one <forwarded> tag");
return new CarbonExtension(dir, fwd);
}
}