001/**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.camel.management;
018
019import java.util.EventObject;
020
021import org.apache.camel.support.EventNotifierSupport;
022import org.slf4j.Logger;
023import org.slf4j.LoggerFactory;
024
025/**
026 * Logging event notifier that only notifies if <tt>INFO</tt> log level has
027 * been configured for its logger.
028 *
029 * @version 
030 */
031public class LoggingEventNotifier extends EventNotifierSupport {
032
033    private Logger log = LoggerFactory.getLogger(LoggingEventNotifier.class);
034    private String logName;
035
036    public void notify(EventObject event) throws Exception {
037        log.info("Event: {}", event);
038    }
039
040    @Override
041    public boolean isDisabled() {
042        return !log.isInfoEnabled();
043    }
044
045    public boolean isEnabled(EventObject event) {
046        return log.isInfoEnabled();
047    }
048
049    public String getLogName() {
050        return logName;
051    }
052
053    /**
054     * Sets the log name to use.
055     *
056     * @param logName a custom log name to use
057     */
058    public void setLogName(String logName) {
059        this.logName = logName;
060    }
061
062    protected void doStart() throws Exception {
063        if (logName != null) {
064            log = LoggerFactory.getLogger(logName);
065        }
066    }
067
068    protected void doStop() throws Exception {
069    }
070}