DocumentNode.java

/**
 * This file Copyright (c) 2005-2008 Aptana, Inc. This program is
 * dual-licensed under both the Aptana Public License and the GNU General
 * Public license. You may elect to use one or the other of these licenses.
 * 
 * This program is distributed in the hope that it will be useful, but
 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
 * NONINFRINGEMENT. Redistribution, except as permitted by whichever of
 * the GPL or APL you select, is prohibited.
 *
 * 1. For the GPL license (GPL), you can redistribute and/or modify this
 * program under the terms of the GNU General Public License,
 * Version 3, as published by the Free Software Foundation.  You should
 * have received a copy of the GNU General Public License, Version 3 along
 * with this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 * 
 * Aptana provides a special exception to allow redistribution of this file
 * with certain other free and open source software ("FOSS") code and certain additional terms
 * pursuant to Section 7 of the GPL. You may view the exception and these
 * terms on the web at http://www.aptana.com/legal/gpl/.
 * 
 * 2. For the Aptana Public License (APL), this program and the
 * accompanying materials are made available under the terms of the APL
 * v1.0 which accompanies this distribution, and is available at
 * http://www.aptana.com/legal/apl/.
 * 
 * You may view the GPL, Aptana's exception and additional terms, and the
 * APL in the file titled license.html at the root of the corresponding
 * plugin containing this source file.
 * 
 * Any modifications to this file must keep this entire header intact.
 */
package com.aptana.xml;

/**
 * @author Kevin Lindsey
 */
public class DocumentNode extends NodeBase
{
	private INode _rootNode;
	private IErrorHandler _errorHandler;

	/**
	 * DocumentNode
	 */
	public DocumentNode()
	{
		// allow any INode to be add to this document
		this.addChildType(INode.class);
	}

	/**
	 * @see com.aptana.xml.NodeBase#appendChild(com.aptana.xml.INode)
	 */
	public void appendChild(INode child)
	{
		super.appendChild(child);

		if (this.getChildCount() == 1)
		{
			this._rootNode = child;
		}
	}

	/**
	 * getRootNode
	 * 
	 * @return INode or null
	 */
	public INode getRootNode()
	{
		return this._rootNode;
	}

	/**
	 * setErrorHandler
	 * 
	 * @param errorHandler
	 */
	public void setErrorHandler(IErrorHandler errorHandler)
	{
		this._errorHandler = errorHandler;
	}

	/**
	 * sendError
	 * 
	 * @param message
	 * @param culprit
	 */
	public void sendError(String message, INode culprit)
	{
		if (this._errorHandler != null)
		{
			int line = culprit.getLineNumber();
			int column = culprit.getColumnNumber();
			
			if (column == -1)
			{
				column = 0;
			}

			this._errorHandler.handleError(line, column, message);
		}
	}

	/**
	 * sendInfo
	 * 
	 * @param message
	 * @param culprit
	 */
	public void sendInfo(String message, INode culprit)
	{
		if (this._errorHandler != null)
		{
			int line = culprit.getLineNumber();
			int column = culprit.getColumnNumber();
			
			if (column == -1)
			{
				column = 0;
			}

			this._errorHandler.handleInfo(line, column, message);
		}
	}

	/**
	 * sendWarning
	 * 
	 * @param message
	 * @param culprit
	 */
	public void sendWarning(String message, INode culprit)
	{
		if (this._errorHandler != null)
		{
			int line = culprit.getLineNumber();
			int column = culprit.getColumnNumber();
			
			if (column == -1)
			{
				column = 0;
			}

			this._errorHandler.handleWarning(line, column, message);
		}
	}
}