org.apache.xerces.dom.ProcessingInstructionImpl Maven / Gradle / Ivy
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/*
* 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.xerces.dom;
import org.w3c.dom.Node;
import org.w3c.dom.ProcessingInstruction;
/**
* Processing Instructions (PIs) permit documents to carry
* processor-specific information alongside their actual content. PIs
* are most common in XML, but they are supported in HTML as well.
*
* This class inherits from CharacterDataImpl to reuse its setNodeValue method.
*
* @xerces.internal
*
* @version $Id$
* @since PR-DOM-Level-1-19980818.
*/
public class ProcessingInstructionImpl
extends CharacterDataImpl
implements ProcessingInstruction {
//
// Constants
//
/** Serialization version. */
static final long serialVersionUID = 7554435174099981510L;
//
// Data
//
protected String target;
//
// Constructors
//
/** Factory constructor. */
public ProcessingInstructionImpl(CoreDocumentImpl ownerDoc,
String target, String data) {
super(ownerDoc, data);
this.target = target;
}
//
// Node methods
//
/**
* A short integer indicating what type of node this is. The named
* constants for this value are defined in the org.w3c.dom.Node interface.
*/
public short getNodeType() {
return Node.PROCESSING_INSTRUCTION_NODE;
}
/**
* Returns the target
*/
public String getNodeName() {
if (needsSyncData()) {
synchronizeData();
}
return target;
}
//
// ProcessingInstruction methods
//
/**
* A PI's "target" states what processor channel the PI's data
* should be directed to. It is defined differently in HTML and XML.
*
* In XML, a PI's "target" is the first (whitespace-delimited) token
* following the "
* In HTML, target is always null.
*
* Note that getNodeName is aliased to getTarget.
*/
public String getTarget() {
if (needsSyncData()) {
synchronizeData();
}
return target;
} // getTarget():String
/**
* Returns the absolute base URI of this node or null if the implementation
* wasn't able to obtain an absolute URI. Note: If the URI is malformed, a
* null is returned.
*
* @return The absolute base URI of this node or null.
* @since DOM Level 3
*/
public String getBaseURI() {
if (needsSyncData()) {
synchronizeData();
}
return ownerNode.getBaseURI();
}
} // class ProcessingInstructionImpl