Package org.jboss.ejb3.stateful

Examples of org.jboss.ejb3.stateful.StatefulBeanContext$StatefulSynchronization

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         if(!event.isPre()) return;
         Fqn fqn = event.getFqn();
         if(fqn.size() != FQN_SIZE) return;
         if(!fqn.isChildOrEquals(cacheNode)) return;

         StatefulBeanContext bean = null;
         ClassLoader oldCl = Thread.currentThread().getContextClassLoader();
         Boolean active = localActivity.get();
         try
         {
            localActivity.set(Boolean.TRUE);
            bean = (StatefulBeanContext) event.getData().get("bean");
            if (bean != null)
            {
               ClassLoader cl = classloader.get();
               if (cl != null)
               {
                  Thread.currentThread().setContextClassLoader(cl);
               }

               if (!bean.getCanPassivate())
               {
                  // Abort the eviction
                  throw new ContextInUseException("Cannot passivate bean " + fqn +
                        " -- it or one if its children is currently in use");
               }

               if(log.isTraceEnabled())
               {
                  log.trace("nodePassivated(): send prePassivate event to bean at fqn: " +fqn);
               }

               bean.passivateAfterReplication();
                  ++passivatedCount;
            }
         }
         catch (NoSuchEJBException e)
         {
            // TODO is this still necessary? Don't think we
            // should have orphaned proxies any more
            if (bean instanceof ProxiedStatefulBeanContext)
            {
               // This is probably an orphaned proxy; double check and remove it
               try
               {
                  bean.getContainedIn();
                  // If that didn't fail, it's not an orphan
                  throw e;
               }
               catch (NoSuchEJBException n)
               {
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      return create(null, null);
   }
  
   public StatefulBeanContext create(Class[] initTypes, Object[] initValues)
   {
      StatefulBeanContext ctx = null;
      try
      {
         ctx = (StatefulBeanContext) pool.get(initTypes, initValues);
         ++createCount;
         synchronized (cacheMap)
         {
            cacheMap.put(ctx.getId(), ctx);
         }
      }
      catch (EJBException e)
      {
         throw e;
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      return get(key, true);
   }
  
   public StatefulBeanContext get(Object key, boolean markInUse) throws EJBException
   {
      StatefulBeanContext entry = null;
      synchronized (cacheMap)
      {
         entry = (StatefulBeanContext) cacheMap.get(key);
      }
     
      if (entry == null)
      {
         throw new NoSuchEJBException("Could not find Stateful bean: " + key);
      }     
     
      if (markInUse)
      {  
         if (entry.isRemoved())
         {
            throw new NoSuchEJBException("Could not find stateful bean: " + key +
                                         " (bean was marked as removed");
         }     
     
         entry.setInUse(true);
         entry.lastUsed = System.currentTimeMillis();
      }
     
      return entry;
   }
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      }
   }

   public void remove(Object key)
   {
      StatefulBeanContext ctx = null;
      synchronized (cacheMap)
      {
         ctx = (StatefulBeanContext) cacheMap.remove(key);
      }
      if (ctx != null)
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      }
   }

   public StatefulBeanContext create()
   {
      StatefulBeanContext ctx = null;
      try
      {
         ctx = (StatefulBeanContext) pool.get();
        
         if (log.isTraceEnabled())
         {
            log.trace("Caching context " + ctx.getId() + " of type " + ctx.getClass());
         }
         synchronized (cacheMap)
         {
            cacheMap.put(ctx.getId(), ctx);
         }
         ctx.setInUse(true);
         ctx.lastUsed = System.currentTimeMillis();
         ++createCount;
      }
      catch (EJBException e)
      {
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      return ctx;
   }

   public StatefulBeanContext create(Class[] initTypes, Object[] initValues)
   {
      StatefulBeanContext ctx = null;
      try
      {
         ctx = (StatefulBeanContext) pool.get(initTypes, initValues);
         if (log.isTraceEnabled())
         {
            log.trace("Caching context " + ctx.getId() + " of type " + ctx.getClass());
         }
         synchronized (cacheMap)
         {
            cacheMap.put(ctx.getId(), ctx);
         }
         ctx.setInUse(true);
         ctx.lastUsed = System.currentTimeMillis();
         ++createCount;
      }
      catch (EJBException e)
      {
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      return get(key, true);
   }
  
   public StatefulBeanContext get(Object key, boolean markInUse) throws EJBException
   {
      StatefulBeanContext entry = null;
      synchronized (cacheMap)
      {
         entry = (StatefulBeanContext) cacheMap.get(key);
      }
      if (entry == null)
      {
         entry = (StatefulBeanContext) pm.activateSession(key);
         if (entry == null)
         {
            throw new NoSuchEJBException("Could not find stateful bean: " + key);
         }
         --passivatedCount;
        
         // We cache the entry even if we will throw an exception below
         // as we may still need it for its children and XPC references
         if (log.isTraceEnabled())
         {
            log.trace("Caching activated context " + entry.getId() + " of type " + entry.getClass());
         }
        
         synchronized (cacheMap)
         {
            cacheMap.put(key, entry);
         }
      }
     
      // Now we know entry isn't null
      if (markInUse)
      {
         if (entry.isRemoved())
         {
            throw new NoSuchEJBException("Could not find stateful bean: " + key +
                                         " (bean was marked as removed");
         }     
     
         entry.setInUse(true);
         entry.lastUsed = System.currentTimeMillis();
      }
     
      return entry;
   }
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   protected Map<Object, Long> beans = new ConcurrentHashMap<Object, Long>();
   protected EJBContainer ejbContainer;

   public StatefulBeanContext create()
   {
      StatefulBeanContext ctx = null;
      try
      {
         ctx = (StatefulBeanContext) pool.get();
         if (log.isTraceEnabled())
         {
            log.trace("Caching context " + ctx.getId() + " of type " + ctx.getClass());
         }
         putInCache(ctx);
         ctx.setInUse(true);
         ctx.lastUsed = System.currentTimeMillis();
         ++createCount;
         beans.put(ctx.getId(), new Long(ctx.lastUsed));
      }
      catch (EJBException e)
      {
         throw e;
      }
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   {
      if(log.isTraceEnabled())
      {
         log.trace("Removing context " + key);
      }
      StatefulBeanContext ctx = null;
      synchronized (cacheMap)
      {
         ctx = (StatefulBeanContext) cacheMap.get(key);
      }
      if (ctx != null)
      {
         if (!ctx.isRemoved())
            pool.remove(ctx);
        
         ++removeCount;
        
         if (ctx.getCanRemoveFromCache())
         {
            synchronized (cacheMap)
            {
               cacheMap.remove(key);
            }
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      return ctx;
   }

   public StatefulBeanContext create(Class[] initTypes, Object[] initValues)
   {
      StatefulBeanContext ctx = null;
      try
      {
         ctx = (StatefulBeanContext) pool.get(initTypes, initValues);
         if (log.isTraceEnabled())
         {
            log.trace("Caching context " + ctx.getId() + " of type " + ctx.getClass());
         }
         putInCache(ctx);
         ctx.setInUse(true);
         ctx.lastUsed = System.currentTimeMillis();
         ++createCount;
         beans.put(ctx.getId(), new Long(ctx.lastUsed));
      }
      catch (EJBException e)
      {
         throw e;
      }
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