package org.huihoo.openweb.uddiserver.util;

import java.io.*;
import javax.xml.parsers.*;
import org.w3c.dom.*;
import org.apache.xerces.parsers.*;
import org.xml.sax.*;
import org.apache.xerces.dom.*;
import org.huihoo.openweb.uddi.*;


/**
 *  DocBuilder.java
 * 
 *  
 *  @author <a href="mailto:powertyrael@163.net">Darth Vader</a> and <a href="mailto:13975192956@hnmcc.com">Spring</a>  create at 20:45:43 on 2003-5-6
 *  
 *  @version 1.0 alpha
 */
public class DocBuilder {
	private static DocumentBuilderFactory dbf;
//	private static DocBuilder self = new DocBuilder();

	public DocBuilder()
	{
        dbf	= DocumentBuilderFactory.newInstance();
	}

	static public DocumentBuilder getNewDocumentBuilder()
		throws UDDIXmlException
	{
		try
		{
			return dbf.newDocumentBuilder();
		}
		catch ( ParserConfigurationException e)
		{
			throw new UDDIXmlException("Parser configuration error");
		}

	}

	static public Document getNewDocument()
	{
		return new DocumentImpl();
	}

	static public Document parse(InputStream is)
		throws IOException, UDDIXmlException
	{
		try
		{
			DOMParser parser = new DOMParser();
			parser.parse( new InputSource( is));
			return parser.getDocument();
		}
		catch (SAXException e)
		{
			throw new UDDIXmlException("error parsing document");
		}
	}


}