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    import org.apache.commons.logging.Log;
030    import org.apache.commons.logging.LogFactory;
031    
032    /**
033     * @version $Revision: 643934 $
034     */
035    public class LogComponent extends DefaultComponent<Exchange> {
036        private static final Log LOG = LogFactory.getLog(LogComponent.class);
037    
038        protected Endpoint<Exchange> createEndpoint(String uri, String remaining, Map parameters) throws Exception {
039            LoggingLevel level = getLoggingLevel(parameters);
040            Object value = parameters.remove("groupSize");
041    
042            Logger logger;
043            if (value != null) {
044                logger = new ThroughputLogger(remaining, level, ObjectConverter.toInteger(value));
045            }
046            else {
047                logger = new Logger(remaining, level);
048            }
049    
050            return new ProcessorEndpoint(uri, this, logger);
051        }
052    
053        protected LoggingLevel getLoggingLevel(Map parameters) {
054            String levelText = (String) parameters.get("level");
055            LoggingLevel level = null;
056            if (levelText != null) {
057                level = LoggingLevel.valueOf(levelText.toUpperCase());
058                if (level == null) {
059                    LOG.warn("Could not convert level text: " + levelText + " to a valid logging level so defaulting to WARN");
060                }
061            }
062            if (level == null) {
063                level = LoggingLevel.INFO;
064            }
065            return level;
066        }
067    }