Examples of com.sun.enterprise.resource.ResourceHandle

com.sun.enterprise.resource.ResourceHandle
ResourceHandle encapsulates a resource connection. Equality on the handle is based on the id field @author Tony Ng

    }




    public ResourceHandle createResource(ResourceAllocator alloc) throws PoolingException {
        //NOTE : Pool should not call this method directly, it should be called only by pool-datastructure
        ResourceHandle result = createSingleResource(alloc);


        ResourceState state = new ResourceState();
        state.setBusy(false);
        state.setEnlisted(false);
        result.setResourceState(state);


        if (poolLifeCycleListener != null) {
            poolLifeCycleListener.connectionCreated();
        }
        return result;

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    public void emptyFreeConnectionsInPool() {
        if (_logger.isLoggable(Level.FINE)) {
            _logger.log(Level.FINE, "Emptying free connections in pool : " + poolInfo);
        }


        ResourceHandle h;
        while ((h = ds.getResource()) != null) {
            ds.removeResource(h);
        }
    }

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     * be called
     */
    private void killExtraResources(int numToKill) {
        cancelResizerTask();


        ResourceHandle h;
        for (int i = 0; i < numToKill && ((h = ds.getResource()) != null); i++) {
            ds.removeResource(h);
        }
        scheduleResizerTask();
    }

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     * return resource in free list. If none is found, returns null
     */
    protected ResourceHandle getUnenlistedResource(ResourceSpec spec,
                                                   ResourceAllocator alloc, Transaction tran) throws PoolingException {


        ResourceHandle result;
        result = super.getUnenlistedResource(spec, alloc, tran);


        //It is possible that Resizer might have marked the resource for recycle
        //and hence we should not use this resource.
        if(result != null) {

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    }


    @Override
    protected ResourceHandle getUnenlistedResource(ResourceSpec spec, ResourceAllocator alloc,
            Transaction tran) throws PoolingException {
        ResourceHandle handle = null;


        if(incrementPoolSize()){
            try{
                handle = createSingleResource(alloc);
            }catch (PoolingException ex){
                decrementPoolSize();
                throw ex;
            }
            ResourceState state = new ResourceState();
            handle.setResourceState(state);
            state.setEnlisted(false);
            setResourceStateToBusy(handle);
            return handle;
        }
        _logger.info("Fail as poolSize : " + poolSize);

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                    "EndpointFactory is currently not available");
        }


        MessageEndpoint endpoint = null;
        try {
            ResourceHandle resourceHandle = allocator_.createResource(xaResource);


            MessageBeanListener listener =
                    messageBeanPM_.createMessageBeanListener(resourceHandle);


            //Use the MDB's application classloader to load the

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                    "EndpointFactory is currently not available");
        }


        MessageEndpoint endpoint = null;
        try {
            ResourceHandle resourceHandle = allocator_.createResource(xaResource);


            MessageBeanListener listener =
                    messageBeanPM_.createMessageBeanListener(resourceHandle);


            //Use the MDB's application classloader to load the

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                    "EndpointFactory is currently not available");
        }


        MessageEndpoint endpoint = null;
        try {
            ResourceHandle resourceHandle = allocator_.createResource(xaResource);


            MessageBeanListener listener =
                    messageBeanPM_.createMessageBeanListener(resourceHandle);


            MessageEndpointInvocationHandler handler =

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        if (pool.getResizeQuantity() > 0 && forced) {


            scaleDownQuantity = (scaleDownQuantity <= (ds.getResourcesSize() - pool.getSteadyPoolSize())) ? scaleDownQuantity : 0;


            ResourceHandle h;
            while (scaleDownQuantity > 0 && ((h = ds.getResource()) != null)) {
                ds.removeResource(h);
                scaleDownQuantity--;
            }
        }

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        long currentTime = System.currentTimeMillis();
        int validConnectionsCounter = 0;
        int idleConnKeptInSteadyCounter = 0;
        
        //iterate through all thre active resources to find idle-time lapsed ones.
        ResourceHandle h;
        Set<ResourceHandle> activeResources = new HashSet<ResourceHandle>();
        Set<String> resourcesToValidate = new HashSet<String>();
        try {
            while ((h = ds.getResource()) != null ) {
                state = h.getResourceState();
                if (currentTime - state.getTimestamp() < pool.getIdleTimeout()) {
                    //Should be added for validation.
                    validConnectionsCounter++;
                    resourcesToValidate.add(h.toString());
                    activeResources.add(h);
                } else {
                    boolean isResourceEligibleForRemoval = 
                            isResourceEligibleForRemoval(h, validConnectionsCounter);
                    if(!isResourceEligibleForRemoval) {

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Related Classes of com.sun.enterprise.resource.ResourceHandle

com.sun.ejb.containers.MessageBeanContainer

com.sun.enterprise.connectors.inbound.BasicResourceAllocator

com.sun.enterprise.connectors.inbound.ConnectorMessageBeanClient

com.sun.enterprise.connectors.inflow.BasicResourceAllocator

com.sun.enterprise.connectors.inflow.ConnectorMessageBeanClient

com.sun.enterprise.resource.allocator.AbstractConnectorAllocator

com.sun.enterprise.resource.allocator.ConnectorAllocator

com.sun.enterprise.resource.allocator.NoTxConnectorAllocator

com.sun.enterprise.resource.pool.AssocWithThreadResourcePool

com.sun.enterprise.resource.pool.ConnectionPool

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