Coverage Report - org.mule.component.PooledJavaComponent
 
Classes in this File Line Coverage Branch Coverage Complexity
PooledJavaComponent
0%
0/27
0%
0/2
0
PooledJavaComponent$LifeCycleAdapterFactory
0%
0/12
N/A
0
 
 1  
 /*
 2  
  * $Id: PooledJavaComponent.java 20486 2010-12-07 11:12:25Z dirk.olmes $
 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.component;
 12  
 
 13  
 import org.mule.api.MuleContext;
 14  
 import org.mule.api.MuleException;
 15  
 import org.mule.api.component.Component;
 16  
 import org.mule.api.component.InterfaceBinding;
 17  
 import org.mule.api.component.LifecycleAdapter;
 18  
 import org.mule.api.lifecycle.InitialisationCallback;
 19  
 import org.mule.api.lifecycle.InitialisationException;
 20  
 import org.mule.api.model.EntryPointResolverSet;
 21  
 import org.mule.api.object.ObjectFactory;
 22  
 import org.mule.config.PoolingProfile;
 23  
 import org.mule.util.pool.DefaultLifecycleEnabledObjectPool;
 24  
 import org.mule.util.pool.LifecyleEnabledObjectPool;
 25  
 import org.mule.util.pool.ObjectPool;
 26  
 
 27  
 import java.util.List;
 28  
 
 29  
 /**
 30  
  * <code>PooledJavaComponent</code> implements pooling.
 31  
  */
 32  
 public class PooledJavaComponent extends AbstractJavaComponent
 33  
 {
 34  
 
 35  
     protected PoolingProfile poolingProfile;
 36  
     protected LifecyleEnabledObjectPool lifecycleAdapterPool;
 37  
 
 38  
     public PooledJavaComponent()
 39  
     {
 40  0
         super();
 41  0
     }
 42  
 
 43  
     public PooledJavaComponent(ObjectFactory objectFactory)
 44  
     {
 45  0
         this(objectFactory, null);
 46  0
     }
 47  
 
 48  
     public PooledJavaComponent(ObjectFactory objectFactory, PoolingProfile poolingProfile)
 49  
     {
 50  0
         super(objectFactory);
 51  0
         this.poolingProfile = poolingProfile;
 52  0
     }
 53  
 
 54  
     public PooledJavaComponent(ObjectFactory objectFactory,
 55  
                                PoolingProfile poolingProfile,
 56  
                                EntryPointResolverSet entryPointResolverSet,
 57  
                                List<InterfaceBinding> bindings)
 58  
     {
 59  0
         super(objectFactory, entryPointResolverSet, bindings);
 60  0
         this.poolingProfile = poolingProfile;
 61  0
     }
 62  
 
 63  
     @Override
 64  
     protected LifecycleAdapter borrowComponentLifecycleAdaptor() throws Exception
 65  
     {
 66  0
         return (LifecycleAdapter) lifecycleAdapterPool.borrowObject();
 67  
     }
 68  
 
 69  
     @Override
 70  
     protected void returnComponentLifecycleAdaptor(LifecycleAdapter lifecycleAdapter)
 71  
     {
 72  0
         lifecycleAdapterPool.returnObject(lifecycleAdapter);
 73  0
     }
 74  
 
 75  
     @Override
 76  
     protected void doStart() throws MuleException
 77  
     {
 78  0
         super.doStart();
 79  
         // Wrap pool's objectFactory with a LifeCycleAdaptor factory so we pool
 80  
         // LifeCycleAdaptor's and not just pojo instances.
 81  0
         lifecycleAdapterPool = new DefaultLifecycleEnabledObjectPool(new LifeCycleAdapterFactory(), poolingProfile, muleContext);
 82  0
         lifecycleAdapterPool.initialise();
 83  0
         lifecycleAdapterPool.start();
 84  0
     }
 85  
 
 86  
     @Override
 87  
     protected void doStop() throws MuleException
 88  
     {
 89  0
         super.doStop();
 90  0
         if (lifecycleAdapterPool != null)
 91  
         {
 92  0
             lifecycleAdapterPool.stop();
 93  0
             lifecycleAdapterPool.close();
 94  0
             lifecycleAdapterPool = null;
 95  
         }
 96  0
     }
 97  
 
 98  
     public void setPoolingProfile(PoolingProfile poolingProfile)
 99  
     {
 100  
         // TODO What happens if this is set while component is started? Should we i)
 101  
         // do nothing ii) issue warning iii) stop/start the pool
 102  
         // (!!) iv) throw exception?
 103  0
         this.poolingProfile = poolingProfile;
 104  0
     }
 105  
 
 106  
     public PoolingProfile getPoolingProfile()
 107  
     {
 108  0
         return poolingProfile;
 109  
     }
 110  
 
 111  
     /**
 112  
      * <code>LifeCycleAdaptorFactory</code> wraps the Component' s
 113  
      * {@link ObjectFactory}. The LifeCycleAdaptorFactory <code>getInstance()</code> method
 114  
      * creates a new {@link LifecycleAdapter} wrapping the object instance obtained
 115  
      * for the component instance {@link ObjectFactory} set on the {@link Component}.
 116  
      * <br/>
 117  
      * This allows us to keep {@link LifecycleAdapter} creation in the Component and
 118  
      * out of the {@link DefaultLifecycleEnabledObjectPool} and to use the generic
 119  
      * {@link ObjectPool} interface.
 120  
      */
 121  0
     protected class LifeCycleAdapterFactory implements ObjectFactory
 122  
     {
 123  
         public Object getInstance(MuleContext context) throws Exception
 124  
         {
 125  0
             return createLifecycleAdaptor();
 126  
         }
 127  
 
 128  
         public Class<?> getObjectClass()
 129  
         {
 130  0
             return LifecycleAdapter.class;
 131  
         }
 132  
 
 133  
         public void initialise() throws InitialisationException
 134  
         {
 135  0
             objectFactory.initialise();
 136  0
         }
 137  
 
 138  
         public void dispose()
 139  
         {
 140  0
             objectFactory.dispose();
 141  0
         }
 142  
 
 143  
         public void addObjectInitialisationCallback(InitialisationCallback callback)
 144  
         {
 145  0
             objectFactory.addObjectInitialisationCallback(callback);
 146  0
         }
 147  
 
 148  
         public boolean isSingleton()
 149  
         {
 150  0
             return false;
 151  
         }
 152  
 
 153  
         public boolean isExternallyManagedLifecycle()
 154  
         {
 155  0
             return objectFactory.isExternallyManagedLifecycle();
 156  
         }
 157  
 
 158  
         public boolean isAutoWireObject()
 159  
         {
 160  0
             return objectFactory.isAutoWireObject();
 161  
         }
 162  
     }
 163  
 }