import org.jivesoftware.smackx.pubsub.NodeExtension; //导入依赖的package包/类
@Override
protected PacketExtension createReturnExtension(String currentElement,
		String currentNamespace, Map<String, String> attributeMap,
		List<? extends PacketExtension> content) {
	return new NodeExtension(PubSubElementType.valueOfFromElemName(
			currentElement, currentNamespace), attributeMap.get("node"));
}
 

import org.jivesoftware.smackx.pubsub.NodeExtension; //导入依赖的package包/类
@Override
protected PacketExtension createReturnExtension(String currentElement,
		String currentNamespace, Map<String, String> attMap,
		List<? extends PacketExtension> content) {
	return new EventElement(EventElementType.valueOf(content.get(0)
			.getElementName()), (NodeExtension) content.get(0));
}
 

import org.jivesoftware.smackx.pubsub.NodeExtension; //导入依赖的package包/类
@Override
protected NodeExtension createReturnExtension(String currentElement, String currentNamespace, Map<String, String> attributeMap, List<? extends ExtensionElement> content)
{
       return new NodeExtension(PubSubElementType.valueOfFromElemName(currentElement, currentNamespace), attributeMap.get("node"));
}
 

import org.jivesoftware.smackx.pubsub.NodeExtension; //导入依赖的package包/类
@Override
protected EventElement createReturnExtension(String currentElement, String currentNamespace, Map<String, String> attMap, List<? extends ExtensionElement> content)
{
   	return new EventElement(EventElementType.valueOf(content.get(0).getElementName()), (NodeExtension)content.get(0));
}
 

import org.jivesoftware.smackx.pubsub.NodeExtension; //导入依赖的package包/类
@Override
protected PacketExtension createReturnExtension(String currentElement, String currentNamespace, Map<String, String> attributeMap, List<? extends PacketExtension> content)
{
       return new NodeExtension(PubSubElementType.valueOfFromElemName(currentElement, currentNamespace), attributeMap.get("node"));
}
 

import org.jivesoftware.smackx.pubsub.NodeExtension; //导入依赖的package包/类
@Override
protected PacketExtension createReturnExtension(String currentElement, String currentNamespace, Map<String, String> attMap, List<? extends PacketExtension> content)
{
   	return new EventElement(EventElementType.valueOf(content.get(0).getElementName()), (NodeExtension)content.get(0));
}