/*

 * reserved comment block

 * DO NOT REMOVE OR ALTER!

 */

/**

 * Licensed to the Apache Software Foundation (ASF) under one

 * or more contributor license agreements. See the NOTICE file

 * distributed with this work for additional information

 * regarding copyright ownership. The ASF licenses this file

 * to you 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 absolutely nothing but LOG

 * the events.

 *

 */

public class IgnoreAllErrorHandler implements ErrorHandler {

    private static final com.sun.org.slf4j.internal.Logger LOG =

        com.sun.org.slf4j.internal.LoggerFactory.getLogger(IgnoreAllErrorHandler.class);

    /** Field throwExceptions */

    private static final boolean warnOnExceptions =

        getProperty("com.sun.org.apache.xml.internal.security.test.warn.on.exceptions");

    /** Field throwExceptions           */

    private static final boolean throwExceptions =

        getProperty("com.sun.org.apache.xml.internal.security.test.throw.exceptions");

    private static boolean getProperty(final String name) {

        return java.security.AccessController.doPrivileged(

            (java.security.PrivilegedAction<Boolean>) () -> Boolean.getBoolean(name));

    }

    /** {@inheritDoc} */

    @Override

    public void warning(SAXParseException ex) throws SAXException {

        if (IgnoreAllErrorHandler.warnOnExceptions) {

            LOG.warn("", ex);

        }

        if (IgnoreAllErrorHandler.throwExceptions) {

            throw ex;

        }

    }

    /** {@inheritDoc} */

    @Override

    public void error(SAXParseException ex) throws SAXException {

        if (IgnoreAllErrorHandler.warnOnExceptions) {

            LOG.error("", ex);

        }

        if (IgnoreAllErrorHandler.throwExceptions) {

            throw ex;

        }

    }

    /** {@inheritDoc} */

    @Override

    public void fatalError(SAXParseException ex) throws SAXException {

        if (IgnoreAllErrorHandler.warnOnExceptions) {

            LOG.warn("", ex);

        }

        if (IgnoreAllErrorHandler.throwExceptions) {

            throw ex;

        }

    }

}