/*
 * Copyright  1999-2004 The Apache Software Foundation.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */
package com.sun.org.apache.xml.internal.security.utils;


import org.xml.sax.ErrorHandler;
import org.xml.sax.SAXException;
import org.xml.sax.SAXParseException;


/**
 * This {@link org.xml.sax.ErrorHandler} does absulutely nothing but logging
 * the events.
 *
 * @author Christian Geuer-Pollmann
 */
public class IgnoreAllErrorHandler implements ErrorHandler {

	/** {@link java.util.logging} logging facility */
	static java.util.logging.Logger log =
		java.util.logging.Logger.getLogger(
			IgnoreAllErrorHandler.class.getName());

	/** Field throwExceptions */
	static final boolean warnOnExceptions =	System.getProperty(
		"com.sun.org.apache.xml.internal.security.test.warn.on.exceptions", "false").equals("true");

	/** Field throwExceptions           */
	static final boolean throwExceptions = System.getProperty(
		"com.sun.org.apache.xml.internal.security.test.throw.exceptions", "false").equals("true");

	
	/** @inheritDoc */
	public void warning(SAXParseException ex) throws SAXException {
		if (IgnoreAllErrorHandler.warnOnExceptions) {
			log.log(java.util.logging.Level.WARNING, "", ex);
		}
		if (IgnoreAllErrorHandler.throwExceptions) {
			throw ex;
		}
	}


	/** @inheritDoc */
	public void error(SAXParseException ex) throws SAXException {
		if (IgnoreAllErrorHandler.warnOnExceptions) {
			log.log(java.util.logging.Level.SEVERE, "", ex);
		}
		if (IgnoreAllErrorHandler.throwExceptions) {
			throw ex;
		}
	}



	/** @inheritDoc */
	public void fatalError(SAXParseException ex) throws SAXException {
		if (IgnoreAllErrorHandler.warnOnExceptions) {
			log.log(java.util.logging.Level.WARNING, "", ex);
		}
		if (IgnoreAllErrorHandler.throwExceptions) {
			throw ex;
		}
	}
}