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.impl.DefaultComponent;
024    import org.apache.camel.impl.ProcessorEndpoint;
025    import org.apache.camel.processor.Logger;
026    import org.apache.camel.processor.LoggingLevel;
027    import org.apache.commons.logging.Log;
028    import org.apache.commons.logging.LogFactory;
029    
030    /**
031     * @version $Revision: $
032     */
033    public class LogComponent extends DefaultComponent<Exchange> {
034        private static final Log LOG = LogFactory.getLog(LogComponent.class);
035    
036        protected Endpoint<Exchange> createEndpoint(String uri, String remaining, Map parameters) throws Exception {
037            LoggingLevel level = getLoggingLevel(parameters);
038            Logger logger = new Logger(remaining, level);
039    
040            return new ProcessorEndpoint(uri, this, logger);
041        }
042    
043        protected LoggingLevel getLoggingLevel(Map parameters) {
044            String levelText = (String) parameters.get("level");
045            LoggingLevel level = null;
046            if (levelText != null) {
047                level = LoggingLevel.valueOf(levelText.toUpperCase());
048                if (level == null) {
049                    LOG.warn("Could not convert level text: " + levelText + " to a valid logging level so defaulting to WARN");
050                }
051            }
052            if (level == null) {
053                level = LoggingLevel.INFO;
054            }
055            return level;
056        }
057    }