import org.jivesoftware.smackx.pubsub.AffiliationsExtension; //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 AffiliationsExtension(attributeMap.get("node"),
			(List<Affiliation>) content);
}
 

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

import org.jivesoftware.smackx.pubsub.AffiliationsExtension; //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 AffiliationsExtension((List<Affiliation>)content);
}
 

import org.jivesoftware.smackx.pubsub.AffiliationsExtension; //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 AffiliationsExtension(attributeMap.get("node"), (List<Affiliation>)content);
}