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/*
* $Id: DomPI.java,v 1.1.1.1 2003-02-01 02:10:17 cbj Exp $
* Copyright (C) 1999-2001 David Brownell
*
* This file is part of GNU JAXP, a library.
*
* GNU JAXP is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* GNU JAXP is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* As a special exception, if you link this library with other files to
* produce an executable, this library does not by itself cause the
* resulting executable to be covered by the GNU General Public License.
* This exception does not however invalidate any other reasons why the
* executable file might be covered by the GNU General Public License.
*/
package gnu.xml.dom;
import org.w3c.dom.*;
// $Id: DomPI.java,v 1.1.1.1 2003-02-01 02:10:17 cbj Exp $
/**
* <p> "ProcessingInstruction" (PI) implementation.
* This is a non-core DOM class, supporting the "XML" feature. </p>
*
* <p> Unlike other DOM APIs in the "XML" feature, this one fully
* exposes the functionality it describes. So there is no reason
* inherent in DOM to avoid using this API, unless you want to rely
* on NOTATION declarations to associate meaning with your PIs;
* there is no vendor-neutal way to record those notations in DOM.</p>
*
* <p> Also of note is that PI support is part of SAX, so that XML
* systems using PIs can choose among multiple APIs. </p>
*
* @see DomNotation
*
* @author David Brownell
* @version $Date: 2003-02-01 02:10:17 $
*/
public class DomPI extends DomNode implements ProcessingInstruction
{
private String target;
private String data;
/**
* Constructs a ProcessingInstruction node associated with the
* specified document, with the specified data.
*
* <p>This constructor should only be invoked by a Document object as
* part of its createProcessingInstruction functionality, or through
* a subclass which is similarly used in a "Sub-DOM" style layer.
*/
protected DomPI (Document owner, String target, String data)
{
super (owner);
this.target = target;
this.data = data;
}
/**
* <b>DOM L1</b>
* Returns the target of the processing instruction.
*/
final public String getTarget ()
{
return target;
}
/**
* <b>DOM L1</b>
* Returns the target of the processing instruction
* (same as getTarget).
*/
final public String getNodeName ()
{
return target;
}
/**
* <b>DOM L1</b>
* Returns the constant PROCESSING_INSTRUCTION_NODE.
*/
final public short getNodeType ()
{ return PROCESSING_INSTRUCTION_NODE; }
/**
* <b>DOM L1</b>
* Returns the data associated with the processing instruction.
*/
final public String getData ()
{
return data;
}
/**
* <b>DOM L1</b>
* Returns the data associated with the processing instruction
* (same as getData).
*/
final public String getNodeValue ()
{
return data;
}
/**
* <b>DOM L1</b>
* Assigns the data associated with the processing instruction;
* same as setNodeValue.
*/
final public void setData (String data)
{
setNodeValue (data);
}
/**
* <b>DOM L1</b>
* Assigns the data associated with the processing instruction.
*/
final public void setNodeValue (String data)
{
if (isReadonly ())
throw new DomEx (DomEx.NO_MODIFICATION_ALLOWED_ERR);
this.data = data;
}
}
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