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/*
 *  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 org.apache.mina.util;

import org.apache.mina.core.service.IoService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * A default {@link ExceptionMonitor} implementation that logs uncaught
 * exceptions using {@link Logger}.
 * 
 * All {@link IoService}s have this implementation as a default exception
 * monitor.
 *
 * @author Apache MINA Project
 */
public class DefaultExceptionMonitor extends ExceptionMonitor {
    private static final Logger LOGGER = LoggerFactory.getLogger(DefaultExceptionMonitor.class);

    /**
     * {@inheritDoc}
     */
    @Override
    public void exceptionCaught(Throwable cause) {
        if (cause instanceof Error) {
            throw (Error) cause;
        }

        LOGGER.warn("Unexpected exception.", cause);
    }
}