Examples of org.apache.tuscany.sca.runtime.RuntimeComponentService

org.apache.tuscany.sca.runtime.RuntimeComponentService
The runtime component service. Provides the bridge between the assembly model representation of a component service and its runtime realization @version $Rev: 634776 $ $Date: 2008-03-07 18:48:00 +0000 (Fri, 07 Mar 2008) $

    @SuppressWarnings("unchecked")
    public <B> CallableReference<B> getServiceReference() {
        Message msgContext = ThreadMessageContext.getMessageContext();
        // FIXME: [rfeng] Is this the service reference matching the caller side?
        EndpointReference to = msgContext.getTo();
        RuntimeComponentService service = (RuntimeComponentService) to.getContract();
        RuntimeComponent component = (RuntimeComponent) to.getComponent();
        
        CallableReference<B> callableReference = component.getComponentContext().getCallableReference(null, component, service);
        ReferenceParameters parameters = msgContext.getFrom().getReferenceParameters();
        ((CallableReferenceImpl<B>) callableReference).attachCallbackID(parameters.getCallbackID());

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    @SuppressWarnings("unchecked")
    public <CB> CallableReference<CB> getCallbackReference() {
        Message msgContext = ThreadMessageContext.getMessageContext();
        EndpointReference to = msgContext.getTo();
        RuntimeComponentService service = (RuntimeComponentService) to.getContract();
        RuntimeComponentReference callbackReference = (RuntimeComponentReference)service.getCallbackReference();
        if (callbackReference == null) {
            return null;
        }
        JavaInterface javaInterface = (JavaInterface) callbackReference.getInterfaceContract().getInterface();
        Class<CB> javaClass = (Class<CB>)javaInterface.getJavaClass();

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        for (ComponentService service : component.getServices()) {
            if (logger.isLoggable(Level.FINE)) {
                logger.fine("Starting component service: " + component.getURI() + "#" + service.getName());
            }
            RuntimeComponentService runtimeService = (RuntimeComponentService)service;
            for (Binding binding : service.getBindings()) {
                ServiceBindingProvider bindingProvider = runtimeService.getBindingProvider(binding);
                if (bindingProvider != null) {
                    bindingProvider.start();
                }
            }
        }

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     */
    private void removeServiceWires(ComponentService service) {
        if (!(service instanceof RuntimeComponentService)) {
            return;
        }
        RuntimeComponentService runtimeService = (RuntimeComponentService)service;
        runtimeService.getRuntimeWires().clear();
    }

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     */
    private RuntimeWire addServiceWire(Component serviceComponent, ComponentService service, Binding serviceBinding) {
        if (!(service instanceof RuntimeComponentService)) {
            return null;
        }
        RuntimeComponentService runtimeService = (RuntimeComponentService)service;


        // FIXME: [rfeng] We might need a better way to get the impl interface contract
        Service targetService = service.getService();
        if (targetService == null) {
            targetService = service;
        }
        InterfaceContract targetContract = targetService.getInterfaceContract().makeUnidirectional(false);


        InterfaceContract sourceContract = getInterfaceContract(service, serviceBinding);


        EndpointReference wireSource = new EndpointReferenceImpl(null, null, serviceBinding, sourceContract);


        EndpointReference wireTarget =
            new EndpointReferenceImpl((RuntimeComponent)serviceComponent, (RuntimeComponentService)service,
                                      serviceBinding, targetContract);


        RuntimeWire wire =
            new RuntimeWireImpl(wireSource, wireTarget, interfaceContractMapper, workScheduler, wireProcessor,
                                messageFactory, conversationManager);
        runtimeService.getRuntimeWires().add(wire);


        return wire;
    }

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     * @param wire
     */
    private Invoker getInvoker(RuntimeWire wire, Operation operation) {
        EndpointReference target = wire.getTarget();
        if (target != null) {
            RuntimeComponentService service = (RuntimeComponentService)target.getContract();
            if (service != null) { // not a callback wire
                SCABinding scaBinding = service.getBinding(SCABinding.class);
                InvocationChain chain =
                    service.getInvocationChain(scaBinding, wire.getSource().getInterfaceContract(), operation);
                return chain == null ? null : new SCABindingInvoker(chain);
            }
        }
        return null;
    }

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    public boolean supportsOneWayInvocation() {
        return false;
    }


    public void start() {
        RuntimeComponentService componentService = (RuntimeComponentService)service;
        RuntimeWire wire = componentService.getRuntimeWire(binding);


        GdataBindingListenerServlet servlet =
            new GdataBindingListenerServlet(wire, messageFactory, mediator, binding.getTitle());


        servletMapping = binding.getURI();

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    public boolean supportsOneWayInvocation() {
        return false;
    }


    public void start() {
        RuntimeComponentService componentService = (RuntimeComponentService)service;
        RuntimeWire wire = componentService.getRuntimeWire(binding);


        RSSBindingListenerServlet servlet =
            new RSSBindingListenerServlet(wire, messageFactory, mediator);


        servletMapping = binding.getURI();

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        } 
    }
 
    
    protected String getCallbackDestinationName(RuntimeComponentReference reference) {
        RuntimeComponentService s = (RuntimeComponentService)reference.getCallbackService();
        JMSBinding b = s.getBinding(JMSBinding.class);
        if (b != null) {
            JMSBindingServiceBindingProvider bp = (JMSBindingServiceBindingProvider)s.getBindingProvider(b);
            return bp.getDestinationName();
        }
        return null;
    }

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    }


    private Invoker getInvoker(RuntimeWire wire, Operation operation) {
        EndpointReference target = wire.getTarget();
        if (target != null) {
            RuntimeComponentService service = (RuntimeComponentService)target.getContract();
            if (service != null) { // not a callback wire
                SCABinding scaBinding = service.getBinding(SCABinding.class);
                InvocationChain chain =
                    service.getInvocationChain(scaBinding, wire.getSource().getInterfaceContract(), operation);
                return chain == null ? null : new SCABindingInvoker(chain);
            }
        }
        return null;
    }

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