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    
018    package org.apache.geronimo.axis2;
019    
020    import java.util.Timer;
021    import java.util.TimerTask;
022    
023    import org.apache.commons.logging.Log;
024    import org.apache.commons.logging.LogFactory;
025    import org.apache.geronimo.gbean.GBeanInfo;
026    import org.apache.geronimo.gbean.GBeanInfoBuilder;
027    import org.apache.geronimo.gbean.GBeanLifecycle;
028    import org.apache.geronimo.j2ee.j2eeobjectnames.NameFactory;
029    
030    import org.apache.axis2.jaxws.description.impl.DescriptionFactoryImpl;
031    
032    public class ClearCacheGBean implements GBeanLifecycle {
033    
034        private static final Log LOG = LogFactory.getLog(ClearCacheGBean.class);
035    
036        private Timer timer;
037        private long period;
038    
039        public ClearCacheGBean(long period) {
040            this.period = period;
041        }
042        
043        public void doStart() throws Exception {
044            if (timer == null) {
045                timer = new Timer(true);
046            }
047            timer.schedule(new ClearCacheTask(), 0, this.period);
048        }
049        
050        public void doStop() throws Exception {  
051            if (timer != null) {
052                timer.cancel();
053                timer = null;
054            }
055        }
056    
057        public void doFail() {
058        }
059    
060        private static class ClearCacheTask extends TimerTask {
061            public void run() {
062                LOG.debug("Clearing Axis2 cache");
063                DescriptionFactoryImpl.clearServiceDescriptionCache();
064            }
065        }
066    
067        public static final GBeanInfo GBEAN_INFO;
068    
069        static {
070            GBeanInfoBuilder infoBuilder = GBeanInfoBuilder.createStatic(ClearCacheGBean.class, NameFactory.GERONIMO_SERVICE);
071            infoBuilder.addAttribute("period", long.class, true, true);
072    
073            infoBuilder.setConstructor(new String[]{
074                    "period"
075            });
076            
077            GBEAN_INFO = infoBuilder.getBeanInfo();
078        }
079    
080        public static GBeanInfo getGBeanInfo() {
081            return GBEAN_INFO;
082        }
083    }