/*
 * @(#)UndoableTreeEdit.java   3.1  25 Sep 2000
 *
 * Copyright 2000 Voquette Inc. All Rights Reserved.
 *
 * This software is the proprietary information of VerticalNet, Inc.
 * Use is subject to license terms.
 */

import org.jdom.*;

/**
 * Handles the undo actions for JTree.
 * @version 3.1  25 Sep 2000
 * @author Kesav Kumar Kolla, Ruchi Kolla
 */
public class UndoableTreeEdit
{

	private Element parent = null;
	private String action = null;
	private Element newElement = null;
	private Element oldElement = null;
	private String textContent = null;
	private int index = -1;

	public UndoableTreeEdit()
	{
	}

	/**
	 * Constructor to initialize the instance variables.
	 *
	 * @param action Represents the action
	 * @param parent Parent Element
	 * @param newElement Represents the NewElement
	 * @param oldElement Represents the OldElement
	 * @param textContent Represents textContent of the element
	 */
	public UndoableTreeEdit(final String action, final Element parent,
							final Element newElement, final Element oldElement,
							int index, final String textContent)
	{
		this.action = action;
		this.parent = parent;
		this.newElement = newElement;
		this.oldElement = oldElement;
		this.index = index;
		this.textContent = textContent;
	}

	/**
	 * Stores the action
	 *
	 * @param action
	 */
	public void setAction(final String action)
	{
		this.action = action;
	}

	/**
	 * Returns the action
	 *
	 * @return Action
	 */
	public String getAction()
	{
		return this.action;
	}

	/**
	 * Stores the Parent
	 *
	 * @param parent
	 */
	public void setParent(final Element parent)
	{
		this.parent = parent;
	}

	/**
	 * Returns the parent
	 *
	 * @return parent
	 */
	public Element getParent()
	{
		return this.parent;
	}

	/**
	 * Stores the NewElement
	 *
	 * @param newElement
	 */
	public void setNewElement(final Element newElement)
	{
		this.newElement = newElement;
	}

	/**
	 * Retuns the newElement
	 *
	 * @return newElement
	 */
	public Element getNewElement()
	{
		return this.newElement;
	}

	/**
	 * Stores the OldElement
	 *
	 * @param oldElement Old Element
	 */
	public void setOldElement(final Element oldElement)
	{
		this.oldElement = oldElement;
	}

	/**
	 * Returns the OldElement
	 *
	 * @return Retuns the oldElement
	 */
	public Element getOldElement()
	{
		return this.oldElement;
	}

	/**
	 * Returns the index of the child.
	 *
	 * @return retuns the index of the child
	 */
	public int getIndex()
	{
		return this.index;
	}

	/**
	 * Sets the index of the child node in the parent
	 *
	 * @param index Index of the child
	 */
	public void setIndex(int index)
	{
		this.index = index;
	}

	/**
	 * Returns the textcontent of the element
	 *
	 * @return textContent
	 */
	public String getTextContent()
	{
		return this.textContent;
	}

	/**
	 * Sets the text content of the node
	 *
	 * @param textContent Text content of the element
	 */
	public void setTextContent(final String textContent)
	{
		this.textContent = textContent;
	}

	/**
	 * String reprasentation of the object.
	 */
	public String toString()
	{
		final StringBuffer buffer = new StringBuffer(100);
		buffer.append(action).append("[");
		buffer.append(parent).append(", ").append(newElement).append(", ");
		buffer.append(oldElement).append(", ").append(textContent).append("]");
		return buffer.toString();
	}
}