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Smack/source/org/jivesoftware/smackx/pubsub/NodeExtension.java
2009-10-28 22:38:40 +00:00

85 lines
2.2 KiB
Java

/**
* 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.pubsub;
import org.jivesoftware.smack.packet.PacketExtension;
/**
* A class which represents a common element within the pubsub defined
* schemas. One which has a <b>node</b> as an attribute. This class is
* used on its own as well as a base class for many others, since the
* node is a central concept to most pubsub functionality.
*
* @author Robin Collier
*/
public class NodeExtension implements PacketExtension
{
private PubSubElementType element;
private String node;
/**
* Constructs a <tt>NodeExtension</tt> with an element name specified
* by {@link PubSubElementType} and the specified node id.
*
* @param elem Defines the element name and namespace
* @param nodeId Specifies the id of the node
*/
public NodeExtension(PubSubElementType elem, String nodeId)
{
element = elem;
this.node = nodeId;
}
/**
* Constructs a <tt>NodeExtension</tt> with an element name specified
* by {@link PubSubElementType}.
*
* @param elem Defines the element name and namespace
*/
public NodeExtension(PubSubElementType elem)
{
this(elem, null);
}
/**
* Gets the node id
*
* @return The node id
*/
public String getNode()
{
return node;
}
public String getElementName()
{
return element.getElementName();
}
public String getNamespace()
{
return element.getNamespace().getXmlns();
}
public String toXML()
{
return '<' + getElementName() + (node == null ? "" : " node='" + node + '\'') + "/>";
}
@Override
public String toString()
{
return getClass().getName() + " - content [" + toXML() + "]";
}
}