saxerrorhandler.java

一个实用工具类

/*
 * Copyright (C) butor.com. All rights reserved.
 *
 * This software is published under the terms of the GNU Library General
 * Public License (GNU LGPL), a copy of which has been included with this
 * distribution in the LICENSE.txt file. 
 */


package org.butor.config.lowlevel;

import java.util.ArrayList;
import java.util.List;

import org.butor.helper.Message;
import org.xml.sax.ErrorHandler;
import org.xml.sax.SAXParseException;

/**
 * This is a SAX parser errors handler.
 * 
 * @author Aiman SAWAN
 */
public class SaxErrorHandler implements ErrorHandler {

	protected ArrayList f_errorList;
	
	/**
	 * Constructor
	 */
	public SaxErrorHandler() {
		f_errorList = new ArrayList();
	}
	/**
	 * Add an xml parse warning
	 * 
	 * @param e SAXParseException.
	 */
	public void warning(SAXParseException e) {
		Message msg = new Message();
		msg.setSeverity(Message.SEVERITY_WARN);
		msg.setText(e.getMessage());
		msg.setSource(this);
		f_errorList.add(msg);
	}
	/**
	 * Add an xml parse error
	 * 
	 * @param e SAXParseException.
	 */
	public void error(SAXParseException e) {
		Message msg = new Message();
		msg.setSeverity(Message.SEVERITY_ERROR);
		msg.setText(e.getMessage());
		msg.setSource(this);
		f_errorList.add(msg);
	}
	/**
	 * Add an xml parse fatal error
	 * 
	 * @param e SAXParseException.
	 */
	public void fatalError(SAXParseException e) {
		Message msg = new Message();
		msg.setSeverity(Message.SEVERITY_ERROR);
		msg.setText(e.getMessage());
		msg.setSource(this);
		f_errorList.add(msg);
	}
	/**
	 * tells if errors occured.
	 * 
	 * @return boolean, true if errors occured, false otherwise.
	 */
	public boolean isError() {
		return (f_errorList.size() > 0);
	}
	/**
	 * Get error list.
	 * 
	 * @return List, this list contain As04Message objects
	 */
	public List getErrorList() {
		return f_errorList;
	}
}