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.timer;
018
019 import java.text.SimpleDateFormat;
020 import java.util.Collection;
021 import java.util.Date;
022 import java.util.HashMap;
023 import java.util.Map;
024 import java.util.Timer;
025
026 import org.apache.camel.Endpoint;
027 import org.apache.camel.impl.DefaultComponent;
028
029 /**
030 * Represents the component that manages {@link TimerEndpoint}. It holds the
031 * list of {@link TimerConsumer} objects that are started.
032 *
033 * @version
034 */
035 public class TimerComponent extends DefaultComponent {
036 private final Map<String, Timer> timers = new HashMap<String, Timer>();
037
038 public Timer getTimer(TimerEndpoint endpoint) {
039 String key = endpoint.getTimerName();
040 if (!endpoint.isDaemon()) {
041 key = "nonDaemon:" + key;
042 }
043
044 Timer answer;
045 synchronized (timers) {
046 answer = timers.get(key);
047 if (answer == null) {
048 // the timer name is also the thread name, so lets resolve a name to be used
049 String name = endpoint.getCamelContext().getExecutorServiceManager().resolveThreadName("timer://" + endpoint.getTimerName());
050 answer = new Timer(name, endpoint.isDaemon());
051 timers.put(key, answer);
052 }
053 }
054 return answer;
055 }
056
057 @Override
058 protected Endpoint createEndpoint(String uri, String remaining, Map<String, Object> parameters) throws Exception {
059 TimerEndpoint answer = new TimerEndpoint(uri, this, remaining);
060
061 // convert time from String to a java.util.Date using the supported patterns
062 String time = getAndRemoveParameter(parameters, "time", String.class);
063 String pattern = getAndRemoveParameter(parameters, "pattern", String.class);
064 if (time != null) {
065 SimpleDateFormat sdf;
066 if (pattern != null) {
067 sdf = new SimpleDateFormat(pattern);
068 } else if (time.contains("T")) {
069 sdf = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");
070 } else {
071 sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
072 }
073 Date date = sdf.parse(time);
074 answer.setTime(date);
075 }
076
077 setProperties(answer, parameters);
078 return answer;
079 }
080
081 @Override
082 protected void doStop() throws Exception {
083 Collection<Timer> collection = timers.values();
084 for (Timer timer : collection) {
085 timer.cancel();
086 }
087 timers.clear();
088 }
089 }