/*
 * Created on 26.04.2004
 *
 * @author rschamberger
 * $ID$
 */
package at.gv.egovernment.moa.util;

import org.w3c.dom.Element;

import at.gv.egovernment.moa.logging.Logger;

/**
 * utility functions to write XML data to files
 * @author rschamberger
 * @version $Id$
 */
public class OutputXML2File {

	/**
	 * writes an XML structure to file if debug is enabled in hierarchy (Encoding: UTF-8)
	 * 
	 * @param filename file name
	 * @param rootElem root element in DOM tree
	 * @param hierarchy of the Logger
	 */
	public static void debugOutputXML2File(String filename, Element rootElem, String hierarchy) {
		if (Logger.isDebugEnabled(hierarchy)) {
			outputXML2File(filename, rootElem);
		}
	}
	
	/**
	 * writes an XML structure to file if debug is enabled in hierarchy (Encoding: UTF-8)
	 * 
	 * @param filename file name
	 * @param xmlString XML string
	 * @param hierarchy of the Logger 
	 */
	public static void debugOutputXML2File(String filename, String xmlString, String hierarchy) {
		if (Logger.isDebugEnabled(hierarchy)) {
			outputXML2File(filename, xmlString);
		}
	}

	/**
	 * writes an XML structure to file (Encoding: UTF-8)
	 * 
	 * @param filename file name
	 * @param rootElem root element in DOM tree
	 */
	public static void outputXML2File(String filename, Element rootElem) {
		try {
			String xmlString = new String(DOMUtils.serializeNode(rootElem));
			outputXML2File(filename, xmlString);
		} catch (Exception ex) {
			ex.printStackTrace();
		}
	}
	
	/**
	 * writes an XML structure to file (Encoding: UTF-8)
	 * 
	 * @param filename file name
	 * @param xmlString XML string
	 */
	public static void outputXML2File(String filename, String xmlString) {
		try {
			java.io.OutputStream fout = new java.io.FileOutputStream(filename);
			byte[] xmlData = xmlString.getBytes("UTF-8");
			fout.write(xmlData);
			fout.close();
		} catch (Exception ex) {
			ex.printStackTrace();
		}
	}

}