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     */
017    package org.apache.camel.component.log;
018    
019    import java.util.Map;
020    
021    import org.apache.camel.Endpoint;
022    import org.apache.camel.Exchange;
023    import org.apache.camel.converter.ObjectConverter;
024    import org.apache.camel.impl.DefaultComponent;
025    import org.apache.camel.impl.ProcessorEndpoint;
026    import org.apache.camel.processor.Logger;
027    import org.apache.camel.processor.LoggingLevel;
028    import org.apache.camel.processor.ThroughputLogger;
029    
030    /**
031     * The <a href="http://activemq.apache.org/camel/log.html">Log Component</a>
032     * to log message exchanges to the underlying logging mechanism.
033     * 
034     * @version $Revision: 41832 $
035     */
036    public class LogComponent extends DefaultComponent<Exchange> {
037    
038        protected Endpoint<Exchange> createEndpoint(String uri, String remaining, Map parameters) throws Exception {
039            LoggingLevel level = getLoggingLevel(parameters);
040            Integer groupSize = getAndRemoveParameter(parameters, "groupSize", Integer.class);
041    
042            Logger logger;
043            if (groupSize != null) {
044                logger = new ThroughputLogger(remaining, level, ObjectConverter.toInteger(groupSize));
045            } else {
046                logger = new Logger(remaining, level);
047            }
048    
049            return new ProcessorEndpoint(uri, this, logger);
050        }
051    
052        /**
053         * Gets the logging level, will default to use INFO if no level parameter provided.
054         */
055        protected LoggingLevel getLoggingLevel(Map parameters) {
056            String levelText = getAndRemoveParameter(parameters, "level", String.class, "INFO");
057            return LoggingLevel.valueOf(levelText.toUpperCase());
058        }
059    
060    }