/*
 * GNU LESSER GENERAL PUBLIC LICENSE Copyright (C) 2006 The Lobo Project
 * 
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 * 
 * This library 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 Lesser General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 * 
 * Contact info: xamjadmin@users.sourceforge.net
 */
/*
 * Created on Sep 3, 2005
 */
package com.nvarghese.beowulf.common.cobra.html.domimpl;

import org.w3c.dom.CharacterData;
import org.w3c.dom.DOMException;
import org.w3c.dom.Node;

public abstract class CharacterDataImpl extends NodeImpl implements CharacterData {

	protected volatile String text;

	public CharacterDataImpl() {

		super();
	}

	public CharacterDataImpl(String text) {

		this.text = text;
	}

	public String getClassName() {

		return "HTMLCharacterData";
	}

	public String getTextContent() throws DOMException {

		return this.text;
	}

	public void setTextContent(String textContent) throws DOMException {

		this.text = textContent;
		if (!this.notificationsSuspended) {
			this.informInvalid();
		}
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.xamjwg.html.domimpl.NodeImpl#cloneNode(boolean)
	 */
	public Node cloneNode(boolean deep) {

		CharacterDataImpl newNode = (CharacterDataImpl) super.cloneNode(deep);
		newNode.setData(this.getData());
		return newNode;
	}

	public void appendData(String arg) throws DOMException {

		this.text += arg;
		if (!this.notificationsSuspended) {
			this.informInvalid();
		}
	}

	public void deleteData(int offset, int count) throws DOMException {

		StringBuilder buffer = new StringBuilder(this.text);
		StringBuilder result = buffer.delete(offset, offset + count);
		this.text = result.toString();
		if (!this.notificationsSuspended) {
			this.informInvalid();
		}
	}

	public String getData() throws DOMException {

		return this.text;
	}

	public int getLength() {

		return this.text.length();
	}

	public void insertData(int offset, String arg) throws DOMException {

		StringBuilder buffer = new StringBuilder(this.text);
		StringBuilder result = buffer.insert(offset, arg);
		this.text = result.toString();
		if (!this.notificationsSuspended) {
			this.informInvalid();
		}
	}

	public void replaceData(int offset, int count, String arg) throws DOMException {

		StringBuilder buffer = new StringBuilder(this.text);
		StringBuilder result = buffer.replace(offset, offset + count, arg);
		this.text = result.toString();
		if (!this.notificationsSuspended) {
			this.informInvalid();
		}
	}

	public void setData(String data) throws DOMException {

		this.text = data;
		if (!this.notificationsSuspended) {
			this.informInvalid();
		}
	}

	public String substringData(int offset, int count) throws DOMException {

		return this.text.substring(offset, offset + count);
	}

	public String toString() {

		String someText = this.text;
		int length = someText.length();
		if (someText != null && someText.length() > 32) {
			someText = someText.substring(0, 29) + "...";
		}
		return this.getNodeName() + "[length=" + length + ",text=" + someText + "]";
	}

}