Coverage Report - org.mule.model.seda.SedaService
 
Classes in this File Line Coverage Branch Coverage Complexity
SedaService
0%
0/60
0%
0/18
0
SedaService$1
0%
0/2
N/A
0
 
 1  
 /*
 2  
  * $Id: SedaService.java 20531 2010-12-08 21:34:21Z dzapata $
 3  
  * --------------------------------------------------------------------------------------
 4  
  * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
 5  
  *
 6  
  * The software in this package is published under the terms of the CPAL v1.0
 7  
  * license, a copy of which has been included with this distribution in the
 8  
  * LICENSE.txt file.
 9  
  */
 10  
 
 11  
 package org.mule.model.seda;
 12  
 
 13  
 import org.mule.api.MuleContext;
 14  
 import org.mule.api.MuleException;
 15  
 import org.mule.api.config.MuleConfiguration;
 16  
 import org.mule.api.config.ThreadingProfile;
 17  
 import org.mule.api.context.WorkManager;
 18  
 import org.mule.api.context.WorkManagerSource;
 19  
 import org.mule.api.lifecycle.InitialisationException;
 20  
 import org.mule.api.lifecycle.LifecycleException;
 21  
 import org.mule.api.processor.MessageProcessor;
 22  
 import org.mule.api.processor.MessageProcessorChainBuilder;
 23  
 import org.mule.config.ChainedThreadingProfile;
 24  
 import org.mule.config.QueueProfile;
 25  
 import org.mule.config.i18n.CoreMessages;
 26  
 import org.mule.config.i18n.MessageFactory;
 27  
 import org.mule.interceptor.ProcessingTimeInterceptor;
 28  
 import org.mule.lifecycle.processor.ProcessIfStartedWaitIfSyncPausedMessageProcessor;
 29  
 import org.mule.management.stats.ServiceStatistics;
 30  
 import org.mule.processor.SedaStageInterceptingMessageProcessor;
 31  
 import org.mule.service.AbstractService;
 32  
 import org.mule.service.processor.ServiceInternalMessageProcessor;
 33  
 import org.mule.service.processor.ServiceLoggingMessageProcessor;
 34  
 import org.mule.service.processor.ServiceOutboundMessageProcessor;
 35  
 import org.mule.service.processor.ServiceOutboundStatisticsMessageProcessor;
 36  
 import org.mule.service.processor.ServiceSetEventRequestContextMessageProcessor;
 37  
 import org.mule.service.processor.ServiceStatisticsMessageProcessor;
 38  
 import org.mule.util.concurrent.ThreadNameHelper;
 39  
 
 40  
 /**
 41  
  * A Seda service runs inside a Seda Model and is responsible for managing a Seda
 42  
  * Queue and thread pool for a Mule sevice service. In Seda terms this is equivilent
 43  
  * to a stage.
 44  
  */
 45  
 public class SedaService extends AbstractService
 46  
 {
 47  
     /**
 48  
      * Serial version/
 49  
      */
 50  
     private static final long serialVersionUID = 7711976708670893015L;
 51  
 
 52  
     /**
 53  
      * The time out used for taking from the Seda Queue.
 54  
      */
 55  
     protected Integer queueTimeout;
 56  
 
 57  
     /**
 58  
      * The threading profile to use for this service. If this is not set a default
 59  
      * will be provided by the server
 60  
      */
 61  
     protected ThreadingProfile threadingProfile;
 62  
 
 63  
     /**
 64  
      * The queue profile to use for this service. If this is not set a default will
 65  
      * be provided by the server
 66  
      */
 67  
     protected QueueProfile queueProfile;
 68  
 
 69  
     protected WorkManager workManager;
 70  
 
 71  
     public SedaService(MuleContext muleContext)
 72  
     {
 73  0
         super(muleContext);
 74  0
     }
 75  
 
 76  
     @Override
 77  
     protected MessageProcessor getServiceStartedAssertingMessageProcessor()
 78  
     {
 79  0
         return new ProcessIfStartedWaitIfSyncPausedMessageProcessor(this, lifecycleManager.getState());
 80  
     }
 81  
 
 82  
     protected void addMessageProcessors(MessageProcessorChainBuilder builder)
 83  
     {
 84  0
         builder.chain(new ProcessingTimeInterceptor(null, this));
 85  0
         builder.chain(new ServiceLoggingMessageProcessor(this));
 86  0
         builder.chain(new ServiceStatisticsMessageProcessor(this));
 87  0
         builder.chain(new ServiceSetEventRequestContextMessageProcessor());
 88  0
         if (getThreadingProfile().isDoThreading())
 89  
         {
 90  0
             builder.chain(new SedaStageInterceptingMessageProcessor(getName(), queueProfile, queueTimeout,
 91  
                 new WorkManagerSource()
 92  0
                 {
 93  
                     public WorkManager getWorkManager() throws MuleException
 94  
                     {
 95  0
                         return workManager;
 96  
                     }
 97  
                 }, lifecycleManager.getState(), stats, muleContext));
 98  
         }
 99  0
         builder.chain(new ServiceInternalMessageProcessor(this));
 100  0
         if (asyncReplyMessageSource.getEndpoints().size() > 0)
 101  
         {
 102  0
             builder.chain(createAsyncReplyProcessor());
 103  
         }
 104  0
         builder.chain(new ServiceOutboundMessageProcessor(this));
 105  0
         builder.chain(new ServiceOutboundStatisticsMessageProcessor(this));
 106  0
         builder.chain(outboundRouter);
 107  0
     }
 108  
 
 109  
     /**
 110  
      * Initialise the service. The service will first create a Mule component from
 111  
      * the Service and then initialise a pool based on the attributes in the Service.
 112  
      * 
 113  
      * @throws org.mule.api.lifecycle.InitialisationException if the service fails to
 114  
      *             initialise
 115  
      */
 116  
     @Override
 117  
     protected synchronized void doInitialise() throws InitialisationException
 118  
     {
 119  0
         if (threadingProfile == null)
 120  
         {
 121  0
             threadingProfile = muleContext.getDefaultServiceThreadingProfile();
 122  
         }
 123  
         // Create thread pool
 124  
         // (Add one to maximum number of active threads to account for the service
 125  
         // work item that is running continuously and polling the SEDA queue.)
 126  0
         ChainedThreadingProfile threadingProfile = new ChainedThreadingProfile(this.threadingProfile);
 127  0
         threadingProfile.setMuleContext(muleContext);
 128  0
         threadingProfile.setMaxThreadsActive(threadingProfile.getMaxThreadsActive() + 1);
 129  
         // TODO it would be nicer if the shutdown value was encapsulated in the
 130  
         // Threading profile, but it is more difficult than it seems
 131  
 
 132  0
         final MuleConfiguration config = muleContext.getConfiguration();
 133  0
         final String threadPrefix = ThreadNameHelper.sedaService(muleContext, getName());
 134  0
         workManager = threadingProfile.createWorkManager(threadPrefix, config.getShutdownTimeout());
 135  
 
 136  0
         if (queueProfile == null && model != null)
 137  
         {
 138  0
             queueProfile = ((SedaModel) model).getQueueProfile();
 139  
         }
 140  0
         if (queueTimeout == null && model != null)
 141  
         {
 142  0
             setQueueTimeout(((SedaModel) model).getQueueTimeout());
 143  
         }
 144  
 
 145  
         try
 146  
         {
 147  0
             if (name == null)
 148  
             {
 149  0
                 throw new InitialisationException(
 150  
                     MessageFactory.createStaticMessage("Service has no name to identify it"), this);
 151  
             }
 152  
         }
 153  0
         catch (Throwable e)
 154  
         {
 155  0
             throw new InitialisationException(CoreMessages.objectFailedToInitialise("Service Queue"), e, this);
 156  0
         }
 157  0
         super.doInitialise();
 158  0
     }
 159  
 
 160  
     @Override
 161  
     protected void doStart() throws MuleException
 162  
     {
 163  
         try
 164  
         {
 165  0
             workManager.start();
 166  
         }
 167  0
         catch (Exception e)
 168  
         {
 169  0
             throw new LifecycleException(CoreMessages.failedToStart("Service: " + getName()), e, this);
 170  0
         }
 171  0
         super.doStart();
 172  0
     }
 173  
 
 174  
     @Override
 175  
     protected void doStop() throws MuleException
 176  
     {
 177  0
         super.doStop();
 178  0
         workManager.dispose();
 179  0
     }
 180  
 
 181  
     @Override
 182  
     protected void doForceStop() throws MuleException
 183  
     {
 184  0
         doStop();
 185  0
     }
 186  
 
 187  
     @Override
 188  
     protected void doDispose()
 189  
     {
 190  0
         super.doDispose();
 191  0
         if (workManager != null)
 192  
         {
 193  0
             workManager.dispose();
 194  
         }
 195  0
     }
 196  
 
 197  
     @Override
 198  
     protected ServiceStatistics createStatistics()
 199  
     {
 200  0
         return new ServiceStatistics(getName(), threadingProfile.getMaxThreadsActive());
 201  
     }
 202  
 
 203  
     public QueueProfile getQueueProfile()
 204  
     {
 205  0
         return queueProfile;
 206  
     }
 207  
 
 208  
     public void setQueueProfile(QueueProfile queueProfile)
 209  
     {
 210  0
         this.queueProfile = queueProfile;
 211  0
     }
 212  
 
 213  
     public Integer getQueueTimeout()
 214  
     {
 215  0
         return queueTimeout;
 216  
     }
 217  
 
 218  
     public void setQueueTimeout(Integer queueTimeout)
 219  
     {
 220  0
         this.queueTimeout = queueTimeout;
 221  0
     }
 222  
 
 223  
     public ThreadingProfile getThreadingProfile()
 224  
     {
 225  0
         return threadingProfile;
 226  
     }
 227  
 
 228  
     public void setThreadingProfile(ThreadingProfile threadingProfile)
 229  
     {
 230  0
         this.threadingProfile = threadingProfile;
 231  0
     }
 232  
 
 233  
 }