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.LoggingLevel;
023    import org.apache.camel.impl.DefaultComponent;
024    import org.apache.camel.processor.Logger;
025    import org.apache.camel.processor.ThroughputLogger;
026    import org.apache.camel.util.IntrospectionSupport;
027    
028    /**
029     * The <a href="http://camel.apache.org/log.html">Log Component</a>
030     * to log message exchanges to the underlying logging mechanism.
031     *
032     * @version $Revision: 749212 $
033     */
034    public class LogComponent extends DefaultComponent {
035    
036        protected Endpoint createEndpoint(String uri, String remaining, Map parameters) throws Exception {
037            LoggingLevel level = getLoggingLevel(parameters);
038            Integer groupSize = getAndRemoveParameter(parameters, "groupSize", Integer.class);
039    
040            Logger logger;
041            if (groupSize != null) {
042                logger = new ThroughputLogger(remaining, level, groupSize);
043            } else {
044                LogFormatter formatter = new LogFormatter();
045                IntrospectionSupport.setProperties(formatter, parameters);
046    
047                logger = new Logger(remaining);
048                logger.setLevel(level);
049                logger.setFormatter(formatter);
050            }
051    
052            LogEndpoint endpoint = new LogEndpoint(uri, this);
053            setProperties(endpoint, parameters);
054            return new LogEndpoint(uri, this, logger);
055        }
056    
057        /**
058         * Gets the logging level, will default to use INFO if no level parameter provided.
059         */
060        protected LoggingLevel getLoggingLevel(Map parameters) {
061            String levelText = getAndRemoveParameter(parameters, "level", String.class, "INFO");
062            return LoggingLevel.valueOf(levelText.toUpperCase());
063        }
064    
065    }