/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.apache.commons.jxpath.ri.model.jdom;
import org.apache.commons.jxpath.ri.QName;
import org.apache.commons.jxpath.ri.model.NodePointer;
import org.apache.commons.jxpath.util.TypeUtils;
import org.jdom.Attribute;
/**
* A Pointer that points to a DOM node.
*
* @author Dmitri Plotnikov
* @version $Revision: 652884 $ $Date: 2008-05-02 15:02:00 -0500 (Fri, 02 May 2008) $
*/
public class JDOMAttributePointer extends NodePointer {
private Attribute attr;
private static final long serialVersionUID = 8896050354479644028L;
/**
* Create a JDOMAttributePointer.
* @param parent NodePointer parent
* @param attr JDOM Attribute
*/
public JDOMAttributePointer(NodePointer parent, Attribute attr) {
super(parent);
this.attr = attr;
}
public QName getName() {
return new QName(
JDOMNodePointer.getPrefix(attr),
JDOMNodePointer.getLocalName(attr));
}
public String getNamespaceURI() {
String uri = attr.getNamespaceURI();
if (uri != null && uri.equals("")) {
uri = null;
}
return uri;
}
public Object getValue() {
return attr.getValue();
}
public Object getBaseValue() {
return attr;
}
public boolean isCollection() {
return false;
}
public int getLength() {
return 1;
}
public Object getImmediateNode() {
return attr;
}
public boolean isActual() {
return true;
}
public boolean isLeaf() {
return true;
}
public void setValue(Object value) {
attr.setValue((String) TypeUtils.convert(value, String.class));
}
public void remove() {
attr.getParent().removeAttribute(attr);
}
public String asPath() {
StringBuffer buffer = new StringBuffer();
if (parent != null) {
buffer.append(parent.asPath());
if (buffer.length() == 0
|| buffer.charAt(buffer.length() - 1) != '/') {
buffer.append('/');
}
}
buffer.append('@');
buffer.append(getName());
return buffer.toString();
}
public int hashCode() {
return System.identityHashCode(attr);
}
public boolean equals(Object object) {
return object == this || object instanceof JDOMAttributePointer
&& ((JDOMAttributePointer) object).attr == attr;
}
public int compareChildNodePointers(
NodePointer pointer1,
NodePointer pointer2) {
// Won't happen - attributes don't have children
return 0;
}
}
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