Package org.apache.tuscany.sca.runtime

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


        InterfaceContract targetContract = wireTarget.getInterfaceContract();

        Contract source = wireSource.getContract();
        if (source instanceof RuntimeComponentReference) {
            // It's the reference wire
            RuntimeComponentReference reference = (RuntimeComponentReference)wireSource.getContract();
            Binding refBinding = wireSource.getBinding();
            for (Operation operation : sourceContract.getInterface().getOperations()) {
                Operation targetOperation = interfaceContractMapper.map(targetContract.getInterface(), operation);
                if (targetOperation == null) {
                    throw new ServiceRuntimeException("No matching operation for " + operation.getName()
                        + " is found in reference "
                        + wireSource.getComponent().getURI()
                        + "#"
                        + reference.getName());
                }
                InvocationChain chain = new InvocationChainImpl(operation, targetOperation);
                if (operation.isNonBlocking()) {
                    addNonBlockingInterceptor(reference, refBinding, chain);
                }
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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();
        List<RuntimeWire> wires = callbackReference.getRuntimeWires();
        CallbackReferenceImpl ref = new CallbackReferenceImpl(javaClass, proxyFactory, wires);
        ref.resolveTarget();
        ReferenceParameters parameters = msgContext.getFrom().getReferenceParameters();
        ref.attachCallbackID(parameters.getCallbackID());
        if (ref.getConversation() != null) {
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        if (callback != null) {
            try {
                if (callback.getContract() == null) {
                    return (RuntimeWire)wire.clone()//FIXME: add caching
                }
                RuntimeComponentReference ref = null;
                if (callback.getContract() instanceof RuntimeComponentReference) {
                    ref = (RuntimeComponentReference)callback.getContract();
                    return ref.getRuntimeWire(callback.getBinding());
                } else {
                    ref =
                        bind((RuntimeComponentReference)wire.getSource().getContract(),
                             callback.getComponent(),
                             (RuntimeComponentService)callback.getContract());

                    return ref.getRuntimeWires().get(0);
                }
            } catch (CloneNotSupportedException e) {
                // will not happen
                return null;
            }
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                                         ComponentReference reference,
                                         Binding refBinding,
                                         Component serviceComponent,
                                         ComponentService service,
                                         Binding serviceBinding) {
        RuntimeComponentReference runtimeRef = (RuntimeComponentReference)reference;
        InterfaceContract bindingContract = getInterfaceContract(reference, refBinding);

        // Use the interface contract of the reference on the component type
        Reference componentTypeRef = reference.getReference();
        InterfaceContract sourceContract =
            componentTypeRef == null ? reference.getInterfaceContract() : componentTypeRef.getInterfaceContract();
        sourceContract = sourceContract.makeUnidirectional(false);

        EndpointReference wireSource =
            new EndpointReferenceImpl((RuntimeComponent)refComponent, reference, refBinding, sourceContract);
        ComponentService callbackService = reference.getCallbackService();
        if (callbackService != null) {
            // select a reference callback binding to pass with invocations on this wire
            Binding callbackBinding = null;
            for (Binding binding : callbackService.getBindings()) {
                // first look for a callback binding whose name matches the reference binding name
              if (refBinding.getName().startsWith(binding.getName())) {
                    callbackBinding = binding;
                    break;
                }
            }
            // if no callback binding found, try again based on reference binding type
            if (callbackBinding == null) {
                callbackBinding = callbackService.getBinding(refBinding.getClass());
            }
            InterfaceContract callbackContract = callbackService.getInterfaceContract();
            EndpointReference callbackEndpoint =
                new EndpointReferenceImpl((RuntimeComponent)refComponent, callbackService, callbackBinding,
                                          callbackContract);
            wireSource.setCallbackEndpoint(callbackEndpoint);
        }

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

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

        return wire;
    }
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    }

    private static RuntimeComponentReference bind(RuntimeComponentReference reference,
                                                  RuntimeComponent component,
                                                  RuntimeComponentService service) throws CloneNotSupportedException {
        RuntimeComponentReference ref = (RuntimeComponentReference)reference.clone();
        ref.getTargets().add(service);
        ref.getBindings().clear();
        for (Binding binding : service.getBindings()) {
            if (binding instanceof OptimizableBinding) {
                OptimizableBinding optimizableBinding = (OptimizableBinding)((OptimizableBinding)binding).clone();
                optimizableBinding.setTargetBinding(binding);
                optimizableBinding.setTargetComponent(component);
                optimizableBinding.setTargetComponentService(service);
                ref.getBindings().add(optimizableBinding);
            } else {
                ref.getBindings().add(binding);
            }
        }
        return ref;
    }
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        for (ComponentReference reference : component.getReferences()) {
            if (logger.isLoggable(Level.FINE)) {
                logger.fine("Starting component reference: " + component.getURI() + "#" + reference.getName());
            }
            RuntimeComponentReference runtimeRef = ((RuntimeComponentReference)reference);
            runtimeRef.setComponent(runtimeComponent);
            for (Binding binding : reference.getBindings()) {
                ReferenceBindingProvider bindingProvider = runtimeRef.getBindingProvider(binding);
                if (bindingProvider != null) {
                    bindingProvider.start();
                }
            }
        }
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        }
        for (ComponentReference reference : component.getReferences()) {
            if (logger.isLoggable(Level.FINE)) {
                logger.fine("Starting component reference: " + component.getURI() + "#" + reference.getName());
            }
            RuntimeComponentReference runtimeRef = ((RuntimeComponentReference)reference);
            for (Binding binding : reference.getBindings()) {
                ReferenceBindingProvider bindingProvider = runtimeRef.getBindingProvider(binding);
                if (bindingProvider != null) {
                    bindingProvider.stop();
                }
            }
        }
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        //        is intended to work
        wire.getSource().getBinding().setURI(epr.getURI());

        // also need to set the target contract as it varies for the sca binding depending on
        // whether it is local or remote
        RuntimeComponentReference ref = (RuntimeComponentReference)wire.getSource().getContract();
        Binding binding = wire.getSource().getBinding();
        wire.getTarget().setInterfaceContract(ref.getBindingProvider(binding).getBindingInterfaceContract());

        //FIXME: can we use the same code as JDKInvocationHandler to select the chain?
        InvocationChain chain = getInvocationChain(method, wire);
        if (chain == null) {
            throw new IllegalArgumentException("No matching operation is found: " + method);
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            RuntimeComponent component = (RuntimeComponent)assemblyFactory.createComponent();
            component.setName("default");
            component.setURI("default");
            runtime.getCompositeActivator().configureComponentContext(component);
            composite.getComponents().add(component);
            RuntimeComponentReference reference = (RuntimeComponentReference)assemblyFactory.createComponentReference();
            reference.setName("default");
            ModelFactoryExtensionPoint factories =
                runtime.getExtensionPointRegistry().getExtensionPoint(ModelFactoryExtensionPoint.class);
            JavaInterfaceFactory javaInterfaceFactory = factories.getFactory(JavaInterfaceFactory.class);
            InterfaceContract interfaceContract = javaInterfaceFactory.createJavaInterfaceContract();
            interfaceContract.setInterface(javaInterfaceFactory.createJavaInterface(businessInterface));
            reference.setInterfaceContract(interfaceContract);
            component.getReferences().add(reference);
            reference.setComponent(component);
            SCABindingFactory scaBindingFactory = factories.getFactory(SCABindingFactory.class);
            SCABinding binding = scaBindingFactory.createSCABinding();
            binding.setURI(targetURI);
            reference.getBindings().add(binding);
            return new ServiceReferenceImpl<B>(businessInterface, component, reference, binding, runtime
                .getProxyFactory(), runtime.getCompositeActivator());
        } catch (Exception e) {
            throw new ServiceRuntimeException(e);
        }
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            RuntimeComponent component = (RuntimeComponent)assemblyFactory.createComponent();
            component.setName("default");
            component.setURI("default");
            runtime.getCompositeActivator().configureComponentContext(component);
            composite.getComponents().add(component);
            RuntimeComponentReference reference = (RuntimeComponentReference)assemblyFactory.createComponentReference();
            reference.setName("default");
            ModelFactoryExtensionPoint factories =
                runtime.getExtensionPointRegistry().getExtensionPoint(ModelFactoryExtensionPoint.class);
            JavaInterfaceFactory javaInterfaceFactory = factories.getFactory(JavaInterfaceFactory.class);
            InterfaceContract interfaceContract = javaInterfaceFactory.createJavaInterfaceContract();
            interfaceContract.setInterface(javaInterfaceFactory.createJavaInterface(businessInterface));
            reference.setInterfaceContract(interfaceContract);
            component.getReferences().add(reference);
            reference.setComponent(component);
            SCABindingFactory scaBindingFactory = factories.getFactory(SCABindingFactory.class);
            SCABinding binding = scaBindingFactory.createSCABinding();
            binding.setURI(targetURI);
            reference.getBindings().add(binding);
            return new ServiceReferenceImpl<B>(businessInterface, component, reference, binding, runtime
                .getProxyFactory(), runtime.getCompositeActivator());
        } catch (Exception e) {
            throw new ServiceRuntimeException(e);
        }
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