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.util.concurrent;
018    
019    import java.util.concurrent.ThreadFactory;
020    
021    import org.slf4j.Logger;
022    import org.slf4j.LoggerFactory;
023    
024    /**
025     * Thread factory which creates threads supporting a naming pattern.
026     */
027    public final class CamelThreadFactory implements ThreadFactory {
028        private static final Logger LOG = LoggerFactory.getLogger(CamelThreadFactory.class);
029    
030        private final String pattern;
031        private final String name;
032        private final boolean daemon;
033    
034        public CamelThreadFactory(String pattern, String name, boolean daemon) {
035            this.pattern = pattern;
036            this.name = name;
037            this.daemon = daemon;
038        }
039    
040        public Thread newThread(Runnable runnable) {
041            String threadName = ThreadHelper.resolveThreadName(pattern, name);
042            Thread answer = new Thread(runnable, threadName);
043            answer.setDaemon(daemon);
044    
045            LOG.trace("Created thread[{}]: {}", name, answer);
046            return answer;
047        }
048    
049        public String toString() {
050            return "CamelThreadFactory[" + name + "]";
051        }
052    }