/*
* Java HTML Tidy - JTidy
* HTML parser and pretty printer
*
* Copyright (c) 1998-2000 World Wide Web Consortium (Massachusetts
* Institute of Technology, Institut National de Recherche en
* Informatique et en Automatique, Keio University). All Rights
* Reserved.
*
* Contributing Author(s):
*
* Dave Raggett <dsr@w3.org>
* Andy Quick <ac.quick@sympatico.ca> (translation to Java)
* Gary L Peskin <garyp@firstech.com> (Java development)
* Sami Lempinen <sami@lempinen.net> (release management)
* Fabrizio Giustina <fgiust at users.sourceforge.net>
*
* The contributing author(s) would like to thank all those who
* helped with testing, bug fixes, and patience. This wouldn't
* have been possible without all of you.
*
* COPYRIGHT NOTICE:
*
* This software and documentation is provided "as is," and
* the copyright holders and contributing author(s) make no
* representations or warranties, express or implied, including
* but not limited to, warranties of merchantability or fitness
* for any particular purpose or that the use of the software or
* documentation will not infringe any third party patents,
* copyrights, trademarks or other rights.
*
* The copyright holders and contributing author(s) will not be
* liable for any direct, indirect, special or consequential damages
* arising out of any use of the software or documentation, even if
* advised of the possibility of such damage.
*
* Permission is hereby granted to use, copy, modify, and distribute
* this source code, or portions hereof, documentation and executables,
* for any purpose, without fee, subject to the following restrictions:
*
* 1. The origin of this source code must not be misrepresented.
* 2. Altered versions must be plainly marked as such and must
* not be misrepresented as being the original source.
* 3. This Copyright notice may not be removed or altered from any
* source or altered source distribution.
*
* The copyright holders and contributing author(s) specifically
* permit, without fee, and encourage the use of this source code
* as a component for supporting the Hypertext Markup Language in
* commercial products. If you use this source code in a product,
* acknowledgment is not required but would be appreciated.
*
*/
package org.w3c.tidy;
import org.w3c.dom.DOMException;
/**
* Tidy implementation of org.w3c.dom.CharacterData.
* @author Dave Raggett <a href="mailto:dsr@w3.org">dsr@w3.org </a>
* @author Andy Quick <a href="mailto:ac.quick@sympatico.ca">ac.quick@sympatico.ca </a> (translation to Java)
* @author Fabrizio Giustina
* @version $Revision: 1131 $ ($Author: aditsu $)
*/
public class DOMCharacterDataImpl extends DOMNodeImpl implements org.w3c.dom.CharacterData
{
/**
* Instantiates a new DOMCharacterDataImpl which wraps the given Node.
* @param adaptee wrapped node.
*/
protected DOMCharacterDataImpl(Node adaptee)
{
super(adaptee);
}
/**
* @see org.w3c.dom.CharacterData#getData
*/
public String getData() throws DOMException
{
return getNodeValue();
}
/**
* @see org.w3c.dom.CharacterData#getLength
*/
public int getLength()
{
int len = 0;
if (adaptee.textarray != null && adaptee.start < adaptee.end)
{
len = adaptee.end - adaptee.start;
}
return len;
}
/**
* @see org.w3c.dom.CharacterData#substringData
*/
public String substringData(int offset, int count) throws DOMException
{
int len;
String value = null;
if (count < 0)
{
throw new DOMException(DOMException.INDEX_SIZE_ERR, "Invalid length");
}
if (adaptee.textarray != null && adaptee.start < adaptee.end)
{
if (adaptee.start + offset >= adaptee.end)
{
throw new DOMException(DOMException.INDEX_SIZE_ERR, "Invalid offset");
}
len = count;
if (adaptee.start + offset + len - 1 >= adaptee.end)
{
len = adaptee.end - adaptee.start - offset;
}
value = TidyUtils.getString(adaptee.textarray, adaptee.start + offset, len);
}
return value;
}
/**
* @see org.w3c.dom.CharacterData#setData
*/
public void setData(String data) throws DOMException {
setNodeValue(data);
}
/**
* @see org.w3c.dom.CharacterData#appendData
*/
public void appendData(String arg) throws DOMException {
setNodeValue(getNodeValue() + arg);
}
/**
* @see org.w3c.dom.CharacterData#insertData
*/
public void insertData(int offset, String arg) throws DOMException {
if (offset < adaptee.start || adaptee.start + offset >= adaptee.end) {
throw new DOMException(DOMException.INDEX_SIZE_ERR, "Invalid offset");
}
StringBuilder sb = new StringBuilder(getNodeValue());
sb.insert(offset, arg);
setData(sb.toString());
}
/**
* @see org.w3c.dom.CharacterData#deleteData
*/
public void deleteData(int offset, int count) throws DOMException {
if (count < 0) {
throw new DOMException(DOMException.INDEX_SIZE_ERR, "Invalid length");
}
if (offset < adaptee.start || adaptee.start + offset >= adaptee.end) {
throw new DOMException(DOMException.INDEX_SIZE_ERR, "Invalid offset");
}
StringBuilder sb = new StringBuilder(getNodeValue());
int end = offset + count;
if (end > adaptee.end) {
end = adaptee.end;
}
setData(sb.delete(offset, end).toString());
}
/**
* @see org.w3c.dom.CharacterData#replaceData
*/
public void replaceData(int offset, int count, String arg) throws DOMException {
deleteData(offset, count);
insertData(offset, arg);
}
}