| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.tuscany.sca.core.assembly; |
| |
| import java.security.AccessController; |
| import java.security.PrivilegedAction; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| |
| import org.apache.tuscany.sca.assembly.AssemblyFactory; |
| import org.apache.tuscany.sca.assembly.Binding; |
| import org.apache.tuscany.sca.assembly.Component; |
| import org.apache.tuscany.sca.assembly.ComponentReference; |
| import org.apache.tuscany.sca.assembly.ComponentService; |
| import org.apache.tuscany.sca.assembly.Composite; |
| import org.apache.tuscany.sca.assembly.CompositeService; |
| import org.apache.tuscany.sca.assembly.Endpoint; |
| import org.apache.tuscany.sca.assembly.Implementation; |
| import org.apache.tuscany.sca.assembly.OptimizableBinding; |
| import org.apache.tuscany.sca.assembly.Reference; |
| import org.apache.tuscany.sca.assembly.SCABindingFactory; |
| import org.apache.tuscany.sca.assembly.Service; |
| import org.apache.tuscany.sca.context.RequestContextFactory; |
| import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessorExtensionPoint; |
| import org.apache.tuscany.sca.core.context.ComponentContextHelper; |
| import org.apache.tuscany.sca.core.context.ComponentContextImpl; |
| import org.apache.tuscany.sca.core.conversation.ConversationManager; |
| import org.apache.tuscany.sca.core.invocation.ProxyFactory; |
| import org.apache.tuscany.sca.core.scope.ConversationalScopeContainer; |
| import org.apache.tuscany.sca.core.scope.Scope; |
| import org.apache.tuscany.sca.core.scope.ScopeContainer; |
| import org.apache.tuscany.sca.core.scope.ScopeRegistry; |
| import org.apache.tuscany.sca.core.scope.ScopedRuntimeComponent; |
| import org.apache.tuscany.sca.endpointresolver.EndpointResolver; |
| import org.apache.tuscany.sca.endpointresolver.EndpointResolverFactory; |
| import org.apache.tuscany.sca.endpointresolver.EndpointResolverFactoryExtensionPoint; |
| import org.apache.tuscany.sca.interfacedef.InterfaceContract; |
| import org.apache.tuscany.sca.interfacedef.InterfaceContractMapper; |
| import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory; |
| import org.apache.tuscany.sca.invocation.MessageFactory; |
| import org.apache.tuscany.sca.provider.BindingProviderFactory; |
| import org.apache.tuscany.sca.provider.ImplementationProvider; |
| import org.apache.tuscany.sca.provider.ImplementationProviderFactory; |
| import org.apache.tuscany.sca.provider.PolicyProvider; |
| import org.apache.tuscany.sca.provider.PolicyProviderFactory; |
| import org.apache.tuscany.sca.provider.ProviderFactoryExtensionPoint; |
| import org.apache.tuscany.sca.provider.ReferenceBindingProvider; |
| import org.apache.tuscany.sca.provider.ServiceBindingProvider; |
| import org.apache.tuscany.sca.runtime.EndpointReference; |
| import org.apache.tuscany.sca.runtime.RuntimeComponent; |
| import org.apache.tuscany.sca.runtime.RuntimeComponentContext; |
| import org.apache.tuscany.sca.runtime.RuntimeComponentReference; |
| import org.apache.tuscany.sca.runtime.RuntimeComponentService; |
| import org.apache.tuscany.sca.runtime.RuntimeWire; |
| import org.apache.tuscany.sca.runtime.RuntimeWireProcessor; |
| import org.apache.tuscany.sca.work.WorkScheduler; |
| |
| /** |
| * @version $Rev$ $Date$ |
| */ |
| public class CompositeActivatorImpl implements CompositeActivator { |
| private static final Logger logger = Logger.getLogger(CompositeActivatorImpl.class.getName()); |
| |
| private final AssemblyFactory assemblyFactory; |
| private final MessageFactory messageFactory; |
| private final InterfaceContractMapper interfaceContractMapper; |
| private final ScopeRegistry scopeRegistry; |
| private final WorkScheduler workScheduler; |
| private final RuntimeWireProcessor wireProcessor; |
| private final ProviderFactoryExtensionPoint providerFactories; |
| private final EndpointResolverFactoryExtensionPoint endpointResolverFactories; |
| |
| private final RequestContextFactory requestContextFactory; |
| private final ProxyFactory proxyFactory; |
| private final JavaInterfaceFactory javaInterfaceFactory; |
| private final ConversationManager conversationManager; |
| |
| private final ComponentContextHelper componentContextHelper; |
| |
| private Composite domainComposite; |
| |
| /** |
| * @param assemblyFactory |
| * @param interfaceContractMapper |
| * @param workScheduler |
| * @param conversationManager TODO |
| * @param workContext |
| * @param wirePostProcessorRegistry |
| */ |
| public CompositeActivatorImpl(AssemblyFactory assemblyFactory, |
| MessageFactory messageFactory, |
| JavaInterfaceFactory javaInterfaceFactory, |
| SCABindingFactory scaBindingFactory, |
| InterfaceContractMapper interfaceContractMapper, |
| ScopeRegistry scopeRegistry, |
| WorkScheduler workScheduler, |
| RuntimeWireProcessor wireProcessor, |
| RequestContextFactory requestContextFactory, |
| ProxyFactory proxyFactory, |
| ProviderFactoryExtensionPoint providerFactories, |
| EndpointResolverFactoryExtensionPoint endpointResolverFactories, |
| StAXArtifactProcessorExtensionPoint processors, |
| ConversationManager conversationManager) { |
| this.assemblyFactory = assemblyFactory; |
| this.messageFactory = messageFactory; |
| this.interfaceContractMapper = interfaceContractMapper; |
| this.scopeRegistry = scopeRegistry; |
| this.workScheduler = workScheduler; |
| this.wireProcessor = wireProcessor; |
| this.providerFactories = providerFactories; |
| this.endpointResolverFactories = endpointResolverFactories; |
| this.javaInterfaceFactory = javaInterfaceFactory; |
| this.requestContextFactory = requestContextFactory; |
| this.proxyFactory = proxyFactory; |
| this.conversationManager = conversationManager; |
| this.componentContextHelper = new ComponentContextHelper(assemblyFactory, javaInterfaceFactory, processors); |
| } |
| |
| /** |
| * @see org.apache.tuscany.sca.core.assembly.CompositeActivator#activate(org.apache.tuscany.sca.runtime.RuntimeComponent, org.apache.tuscany.sca.runtime.RuntimeComponentReference) |
| */ |
| public void activate(RuntimeComponent component, RuntimeComponentReference ref) { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Activating component reference: " + component.getURI() + "#" + ref.getName()); |
| } |
| resolveTargets(ref); |
| for (Binding binding : ref.getBindings()) { |
| addReferenceBindingProvider(component, ref, binding); |
| } |
| |
| for (Endpoint endpoint : ref.getEndpoints()){ |
| // TODO - source component should be set in the builder but the |
| // way the builder is written it's difficult to get at it |
| endpoint.setSourceComponent(component); |
| |
| addEndpointResolver(component, ref, endpoint); |
| } |
| } |
| |
| public void start(RuntimeComponent component, RuntimeComponentReference ref) { |
| synchronized (ref) { |
| resolveTargets(ref); |
| for (Binding binding : ref.getBindings()) { |
| ReferenceBindingProvider provider = ref.getBindingProvider(binding); |
| if (provider == null) { |
| provider = addReferenceBindingProvider(component, ref, binding); |
| } |
| if (provider != null) { |
| provider.start(); |
| } |
| addReferenceWire(component, ref, binding); |
| } |
| |
| // targets now have an endpoint representation. We can use this to |
| // look for unresolved endpoints using dummy wires for late resolution |
| for (Endpoint endpoint : ref.getEndpoints()){ |
| addReferenceEndpointWire(component, ref, endpoint); |
| } |
| } |
| } |
| |
| public void stop(Component component, ComponentReference reference) { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Stopping 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(); |
| } |
| } |
| } |
| |
| public void deactivate(RuntimeComponent component, RuntimeComponentReference ref) { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Deactivating component reference: " + component.getURI() + "#" + ref.getName()); |
| } |
| removeReferenceWires(ref); |
| for (Binding binding : ref.getBindings()) { |
| removeReferenceBindingProvider(component, ref, binding); |
| } |
| |
| } |
| |
| /** |
| * @param component |
| * @param reference |
| * @param binding |
| */ |
| private EndpointResolver addEndpointResolver(RuntimeComponent component, |
| RuntimeComponentReference reference, |
| Endpoint endpoint){ |
| |
| // only create endpoint resolvers for unresolved endpoints currently |
| // this will also prevent a wire from being created later |
| if (!endpoint.isUnresolved()){ |
| return null; |
| } |
| |
| // This souldn't happen as the endpoint resolver extension point is in core-spi but |
| // just in case returning null here will mean that no wire is created and calling |
| // the reference will fail with NPE |
| if (endpointResolverFactories == null){ |
| return null; |
| } |
| |
| EndpointResolverFactory<Endpoint> resolverFactory = |
| (EndpointResolverFactory<Endpoint>)endpointResolverFactories.getEndpointResolverFactory(endpoint.getClass()); |
| |
| if (resolverFactory != null) { |
| @SuppressWarnings("unchecked") |
| EndpointResolver endpointResolver = |
| resolverFactory.createEndpointResolver(endpoint, null); |
| if (endpointResolver != null) { |
| ((RuntimeComponentReference)reference).setEndpointResolver(endpoint, endpointResolver); |
| } |
| |
| return endpointResolver; |
| } else { |
| // TODO - for the time being allow the lack of an endpoint provider to be the |
| // switch to turn off endpoint processing |
| return null; |
| //throw new IllegalStateException("Endpoint provider factory not found for class: " + endpoint.getClass().getName()); |
| } |
| } |
| |
| public void addReferenceBindingProviderForEndpoint(Endpoint endpoint){ |
| addReferenceBindingProvider((RuntimeComponent)endpoint.getSourceComponent(), |
| (RuntimeComponentReference)endpoint.getSourceComponentReference(), |
| endpoint.getSourceBinding()); |
| } |
| |
| /** |
| * @param component |
| * @param reference |
| * @param binding |
| */ |
| private ReferenceBindingProvider addReferenceBindingProvider(RuntimeComponent component, |
| RuntimeComponentReference reference, |
| Binding binding) { |
| BindingProviderFactory providerFactory = |
| (BindingProviderFactory)providerFactories.getProviderFactory(binding.getClass()); |
| if (providerFactory != null) { |
| @SuppressWarnings("unchecked") |
| ReferenceBindingProvider bindingProvider = |
| providerFactory.createReferenceBindingProvider((RuntimeComponent)component, |
| (RuntimeComponentReference)reference, |
| binding); |
| if (bindingProvider != null) { |
| ((RuntimeComponentReference)reference).setBindingProvider(binding, bindingProvider); |
| } |
| for (PolicyProviderFactory f : providerFactories.getPolicyProviderFactories()) { |
| PolicyProvider policyProvider = f.createReferencePolicyProvider(component, reference, binding); |
| if (policyProvider != null) { |
| reference.addPolicyProvider(binding, policyProvider); |
| } |
| } |
| |
| return bindingProvider; |
| } else { |
| throw new IllegalStateException("Provider factory not found for class: " + binding.getClass().getName()); |
| } |
| } |
| |
| /** |
| * @param reference |
| */ |
| private void resolveTargets(RuntimeComponentReference reference) { |
| // The code that used to be here to resolved unresolved targets is now |
| // at the bottom of BaseWireBuilder.connectComponentReferences() |
| } |
| |
| /** |
| * Create the runtime wires for a reference endpoint. Currently this method |
| * only deals with the late binding case and creates a dummy wire that |
| * will use the Endpoint to resolve the target at the point when the |
| * wire chains are created. |
| * |
| * @param component |
| * @param reference |
| * @param binding |
| */ |
| private void addReferenceEndpointWire(Component component, ComponentReference reference, Endpoint endpoint) { |
| // only deal with unresolved endpoints as, to prevent breaking changes, targets that are resolved |
| // at build time are still represented as bindings in the binding list |
| if (((RuntimeComponentReference)reference).getEndpointResolver(endpoint) == null){ |
| // no endpoint provider has previously been created so don't create the |
| // wire |
| return; |
| } |
| |
| // TODO: TUSCANY-2580: avoid NPE if the InterfaceCOntract is null |
| Reference ctref = endpoint.getSourceComponentReference().getReference(); |
| if (ctref != null && ctref.getInterfaceContract() == null) { |
| ctref.setInterfaceContract(reference.getInterfaceContract()); |
| } |
| |
| RuntimeWire wire = new EndpointWireImpl(endpoint, this); |
| |
| RuntimeComponentReference runtimeRef = (RuntimeComponentReference)reference; |
| runtimeRef.getRuntimeWires().add(wire); |
| } |
| |
| |
| /** |
| * Create the runtime wires for a reference binding |
| * |
| * @param component |
| * @param reference |
| * @param binding |
| */ |
| private void addReferenceWire(Component component, ComponentReference reference, Binding binding) { |
| if (!(reference instanceof RuntimeComponentReference)) { |
| return; |
| } |
| |
| // create wire if binding has an endpoint |
| Component targetComponent = null; |
| ComponentService targetComponentService = null; |
| Binding targetBinding = null; |
| |
| if (binding instanceof OptimizableBinding) { |
| OptimizableBinding endpoint = (OptimizableBinding)binding; |
| targetComponent = endpoint.getTargetComponent(); |
| targetComponentService = endpoint.getTargetComponentService(); |
| targetBinding = endpoint.getTargetBinding(); |
| // FIXME: TUSCANY-2136, For unresolved binding, don't add wire. Is it the right solution? |
| if (!reference.isCallback() && binding.getURI() == null && targetComponentService == null) { |
| return; |
| } |
| } |
| |
| // create a forward wire, either static or dynamic |
| addReferenceWire(component, reference, binding, targetComponent, targetComponentService, targetBinding); |
| |
| /* |
| // if static forward wire (not from self-reference), try to create a static callback wire |
| if (targetComponentService != null && !reference.getName().startsWith("$self$.")) { |
| ComponentReference callbackReference = targetComponentService.getCallbackReference(); |
| if (callbackReference != null) { |
| Binding callbackBinding = null; |
| Binding callbackServiceBinding = null; |
| // select a service callback binding that can be wired back to this component |
| for (Binding refBinding : callbackReference.getBindings()) { |
| // first look for a callback binding whose name matches the target binding name |
| if (refBinding.getName().equals(targetBinding.getName())) { |
| callbackBinding = refBinding; |
| break; |
| } |
| } |
| // see if there is a matching reference callback binding |
| if (callbackBinding != null) { |
| callbackServiceBinding = reference.getCallbackService().getBinding(callbackBinding.getClass()); |
| } |
| // if there isn't an end-to-end match, try again based on target binding type |
| if (callbackBinding == null || callbackServiceBinding == null) { |
| callbackBinding = callbackReference.getBinding(targetBinding.getClass()); |
| if (callbackBinding != null) { |
| callbackServiceBinding = reference.getCallbackService().getBinding(callbackBinding.getClass()); |
| } |
| } |
| if (callbackBinding != null && callbackServiceBinding != null) { |
| // end-to-end match, so create a static callback wire as well as the static forward wire |
| |
| addReferenceWire(targetComponent, callbackReference, callbackBinding, component, reference |
| .getCallbackService(), callbackServiceBinding); |
| } else { |
| // no end-to-end match, so do not create a static callback wire |
| } |
| } |
| } |
| */ |
| } |
| |
| public void addReferenceWireForEndpoint(Endpoint endpoint){ |
| addReferenceWire(endpoint.getSourceComponent(), |
| endpoint.getSourceComponentReference(), |
| endpoint.getSourceBinding(), |
| endpoint.getTargetComponent(), |
| endpoint.getTargetComponentService(), |
| endpoint.getTargetBinding()); |
| } |
| /** |
| * Create a reference wire for a forward call or a callback |
| * @param reference |
| * @param service |
| * @param serviceBinding |
| * @param component |
| * @param referenceBinding |
| */ |
| private RuntimeWire addReferenceWire(Component refComponent, |
| 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; |
| if (componentTypeRef == null || componentTypeRef.getInterfaceContract() == null) { |
| sourceContract = reference.getInterfaceContract(); |
| } else { |
| sourceContract = 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); |
| |
| // TUSCANY-2029 - We should use the URI of the serviceBinding because the target may be a Component in a |
| // nested composite. |
| if (serviceBinding != null) { |
| wireTarget.setURI(serviceBinding.getURI()); |
| } |
| |
| RuntimeWire wire = |
| new RuntimeWireImpl(wireSource, wireTarget, interfaceContractMapper, workScheduler, wireProcessor, |
| messageFactory, conversationManager); |
| runtimeRef.getRuntimeWires().add(wire); |
| |
| return wire; |
| } |
| |
| private void addImplementationProvider(RuntimeComponent component, Implementation implementation) { |
| ImplementationProviderFactory providerFactory = |
| (ImplementationProviderFactory)providerFactories.getProviderFactory(implementation.getClass()); |
| if (providerFactory != null) { |
| @SuppressWarnings("unchecked") |
| ImplementationProvider implementationProvider = |
| providerFactory.createImplementationProvider(component, implementation); |
| if (implementationProvider != null) { |
| component.setImplementationProvider(implementationProvider); |
| } |
| } else { |
| throw new IllegalStateException("Provider factory not found for class: " + implementation.getClass() |
| .getName()); |
| } |
| for (PolicyProviderFactory f : providerFactories.getPolicyProviderFactories()) { |
| PolicyProvider policyProvider = f.createImplementationPolicyProvider(component, implementation); |
| if (policyProvider != null) { |
| component.addPolicyProvider(policyProvider); |
| } |
| } |
| |
| } |
| |
| private void removeImplementationProvider(RuntimeComponent component) { |
| component.setImplementationProvider(null); |
| component.getPolicyProviders().clear(); |
| } |
| |
| /** |
| * @param component |
| * @param service |
| * @param binding |
| */ |
| private ServiceBindingProvider addServiceBindingProvider(RuntimeComponent component, |
| RuntimeComponentService service, |
| Binding binding) { |
| BindingProviderFactory providerFactory = |
| (BindingProviderFactory)providerFactories.getProviderFactory(binding.getClass()); |
| if (providerFactory != null) { |
| @SuppressWarnings("unchecked") |
| ServiceBindingProvider bindingProvider = |
| providerFactory.createServiceBindingProvider((RuntimeComponent)component, |
| (RuntimeComponentService)service, |
| binding); |
| if (bindingProvider != null) { |
| ((RuntimeComponentService)service).setBindingProvider(binding, bindingProvider); |
| } |
| for (PolicyProviderFactory f : providerFactories.getPolicyProviderFactories()) { |
| PolicyProvider policyProvider = f.createServicePolicyProvider(component, service, binding); |
| if (policyProvider != null) { |
| service.addPolicyProvider(binding, policyProvider); |
| } |
| } |
| return bindingProvider; |
| } else { |
| throw new IllegalStateException("Provider factory not found for class: " + binding.getClass().getName()); |
| } |
| } |
| |
| private void removeServiceBindingProvider(RuntimeComponent component, |
| RuntimeComponentService service, |
| Binding binding) { |
| service.setBindingProvider(binding, null); |
| for (Binding b : service.getBindings()) { |
| List<PolicyProvider> pps = service.getPolicyProviders(b); |
| if (pps != null) { |
| pps.clear(); |
| } |
| } |
| } |
| |
| private void removeReferenceBindingProvider(RuntimeComponent component, |
| RuntimeComponentReference reference, |
| Binding binding) { |
| reference.setBindingProvider(binding, null); |
| for (Binding b : reference.getBindings()) { |
| List<PolicyProvider> pps = reference.getPolicyProviders(b); |
| if (pps != null) { |
| pps.clear(); |
| } |
| } |
| } |
| |
| public void start(Composite composite) { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Starting composite: " + composite.getName()); |
| } |
| for (Component component : composite.getComponents()) { |
| start(component); |
| } |
| } |
| |
| public void stop(Composite composite) { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Stopping composite: " + composite.getName()); |
| } |
| for (final Component component : composite.getComponents()) { |
| stop(component); |
| } |
| } |
| |
| public void start(Component component) { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Starting component: " + component.getURI()); |
| } |
| RuntimeComponent runtimeComponent = ((RuntimeComponent)component); |
| if (runtimeComponent.isStarted()) { |
| return; |
| } |
| |
| configureComponentContext(runtimeComponent); |
| |
| // TUSCANY-3466: We need to track all the providers that are started for the component |
| final List<Object> providers = new ArrayList<Object>(); |
| try { |
| |
| 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 (Endpoint endpoint : reference.getEndpoints()) { |
| final EndpointResolver endpointResolver = runtimeRef.getEndpointResolver(endpoint); |
| if (endpointResolver != null) { |
| // Allow endpoint resolvers to do any startup reference manipulation |
| AccessController.doPrivileged(new PrivilegedAction<Object>() { |
| public Object run() { |
| endpointResolver.start(); |
| providers.add(endpointResolver); |
| return null; |
| } |
| }); |
| } |
| } |
| |
| for (Binding binding : reference.getBindings()) { |
| final ReferenceBindingProvider bindingProvider = runtimeRef.getBindingProvider(binding); |
| if (bindingProvider != null) { |
| // Allow bindings to add shutdown hooks. Requires RuntimePermission shutdownHooks in policy. |
| AccessController.doPrivileged(new PrivilegedAction<Object>() { |
| public Object run() { |
| bindingProvider.start(); |
| providers.add(bindingProvider); |
| return null; |
| } |
| }); |
| } |
| } |
| } |
| |
| 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()) { |
| final ServiceBindingProvider bindingProvider = runtimeService.getBindingProvider(binding); |
| if (bindingProvider != null) { |
| // bindingProvider.start(); |
| // Allow bindings to add shutdown hooks. Requires RuntimePermission shutdownHooks in policy. |
| AccessController.doPrivileged(new PrivilegedAction<Object>() { |
| public Object run() { |
| bindingProvider.start(); |
| providers.add(bindingProvider); |
| return null; |
| } |
| }); |
| } |
| } |
| } |
| |
| Implementation implementation = component.getImplementation(); |
| if (implementation instanceof Composite) { |
| try { |
| start((Composite)implementation); |
| } catch (Throwable e) { |
| // Stop the started components within the composite |
| try { |
| stop((Composite)implementation); |
| } catch (Throwable e1) { |
| logger.log(Level.SEVERE, e1.getMessage(), e1); |
| } |
| rethrow(e); |
| } |
| } else { |
| ImplementationProvider implementationProvider = runtimeComponent.getImplementationProvider(); |
| if (implementationProvider != null) { |
| implementationProvider.start(); |
| providers.add(implementationProvider); |
| } |
| } |
| |
| if (component instanceof ScopedRuntimeComponent) { |
| ScopedRuntimeComponent scopedRuntimeComponent = (ScopedRuntimeComponent)component; |
| ScopeContainer<?> scopeContainer = scopedRuntimeComponent.getScopeContainer(); |
| if (scopeContainer != null) { |
| scopeContainer.start(); |
| providers.add(scopeContainer); |
| } |
| } |
| } catch (Throwable e) { |
| // Stop all the providers that are already started so far |
| stopProviders(providers); |
| rethrow(e); |
| } finally { |
| providers.clear(); |
| } |
| |
| runtimeComponent.setStarted(true); |
| } |
| |
| private void rethrow(Throwable e) throws Error { |
| if (e instanceof RuntimeException) { |
| throw (RuntimeException)e; |
| } else if (e instanceof Error) { |
| throw (Error)e; |
| } |
| } |
| |
| private void stopProviders(final List<Object> providers) { |
| for (int i = providers.size() - 1; i >= 0; i--) { |
| Object provider = providers.get(i); |
| try { |
| if (provider instanceof ImplementationProvider) { |
| ((ImplementationProvider)provider).stop(); |
| } else if (provider instanceof ReferenceBindingProvider) { |
| ((ReferenceBindingProvider)provider).stop(); |
| } else if (provider instanceof ServiceBindingProvider) { |
| ((ServiceBindingProvider)provider).stop(); |
| } else if (provider instanceof EndpointResolver) { |
| ((EndpointResolver)provider).stop(); |
| } else if (provider instanceof ScopeContainer) { |
| ((ScopeContainer)provider).stop(); |
| } |
| } catch (Throwable e) { |
| logger.log(Level.SEVERE, e.getMessage(), e); |
| } |
| } |
| } |
| |
| /** |
| * @param runtimeComponent |
| */ |
| public void configureComponentContext(RuntimeComponent runtimeComponent) { |
| RuntimeComponentContext componentContext = |
| new ComponentContextImpl(this, assemblyFactory, proxyFactory, interfaceContractMapper, |
| requestContextFactory, javaInterfaceFactory, runtimeComponent); |
| runtimeComponent.setComponentContext(componentContext); |
| } |
| |
| /** |
| * Stop a component |
| */ |
| public void stop(Component component) { |
| if (!((RuntimeComponent)component).isStarted()) { |
| return; |
| } |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Stopping component: " + component.getURI()); |
| } |
| for (ComponentService service : component.getServices()) { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Stopping component service: " + component.getURI() + "#" + service.getName()); |
| } |
| for (Binding binding : service.getBindings()) { |
| final ServiceBindingProvider bindingProvider = ((RuntimeComponentService)service).getBindingProvider(binding); |
| if (bindingProvider != null) { |
| try { |
| // Allow bindings to read properties. Requires PropertyPermission read in security policy. |
| AccessController.doPrivileged(new PrivilegedAction<Object>() { |
| public Object run() { |
| bindingProvider.stop(); |
| return null; |
| } |
| }); |
| } catch (Throwable ex){ |
| logger.log(Level.SEVERE, ex.getMessage(), ex); |
| } |
| } |
| } |
| } |
| 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()) { |
| final ReferenceBindingProvider bindingProvider = runtimeRef.getBindingProvider(binding); |
| if (bindingProvider != null) { |
| try { |
| // Allow bindings to read properties. Requires PropertyPermission read in security policy. |
| AccessController.doPrivileged(new PrivilegedAction<Object>() { |
| public Object run() { |
| bindingProvider.stop(); |
| return null; |
| } |
| }); |
| } catch (Throwable ex){ |
| logger.log(Level.SEVERE, ex.getMessage(), ex); |
| } |
| } |
| } |
| |
| for (Endpoint endpoint : reference.getEndpoints()) { |
| final EndpointResolver endpointResolver = runtimeRef.getEndpointResolver(endpoint); |
| if (endpointResolver != null) { |
| try { |
| // Allow endpoint resolvers to do any shutdown reference manipulation |
| AccessController.doPrivileged(new PrivilegedAction<Object>() { |
| public Object run() { |
| endpointResolver.stop(); |
| return null; |
| } |
| }); |
| } catch (Throwable ex){ |
| logger.log(Level.SEVERE, ex.getMessage(), ex); |
| } |
| } |
| } |
| } |
| Implementation implementation = component.getImplementation(); |
| if (implementation instanceof Composite) { |
| stop((Composite)implementation); |
| } else { |
| final ImplementationProvider implementationProvider = ((RuntimeComponent)component).getImplementationProvider(); |
| if (implementationProvider != null) { |
| try { |
| // Allow bindings to read properties. Requires PropertyPermission read in security policy. |
| AccessController.doPrivileged(new PrivilegedAction<Object>() { |
| public Object run() { |
| implementationProvider.stop(); |
| return null; |
| } |
| }); |
| } catch (Throwable ex){ |
| logger.log(Level.SEVERE, ex.getMessage(), ex); |
| } |
| } |
| } |
| |
| if (component instanceof ScopedRuntimeComponent) { |
| ScopedRuntimeComponent runtimeComponent = (ScopedRuntimeComponent)component; |
| if (runtimeComponent.getScopeContainer() != null && |
| runtimeComponent.getScopeContainer().getLifecycleState() != ScopeContainer.STOPPED) { |
| try { |
| runtimeComponent.getScopeContainer().stop(); |
| } catch (Throwable ex){ |
| logger.log(Level.SEVERE, ex.getMessage(), ex); |
| } |
| } |
| } |
| |
| ((RuntimeComponent)component).setStarted(false); |
| } |
| |
| /** |
| * Get the effective interface contract for a reference binding |
| * |
| * @param reference |
| * @param binding |
| * @return |
| */ |
| private InterfaceContract getInterfaceContract(ComponentReference reference, Binding binding) { |
| InterfaceContract interfaceContract = reference.getInterfaceContract(); |
| ReferenceBindingProvider provider = ((RuntimeComponentReference)reference).getBindingProvider(binding); |
| if (provider != null) { |
| InterfaceContract bindingContract = provider.getBindingInterfaceContract(); |
| if (bindingContract != null) { |
| interfaceContract = bindingContract; |
| } |
| } |
| return interfaceContract.makeUnidirectional(false); |
| } |
| |
| /** |
| * Remove the runtime wires for a reference binding |
| * @param reference |
| */ |
| private void removeReferenceWires(ComponentReference reference) { |
| if (!(reference instanceof RuntimeComponentReference)) { |
| return; |
| } |
| // [rfeng] Comment out the following statements to avoid the on-demand activation |
| // RuntimeComponentReference runtimeRef = (RuntimeComponentReference)reference; |
| // runtimeRef.getRuntimeWires().clear(); |
| } |
| |
| /** |
| * Get the effective interface contract for the service binding |
| * |
| * @param service |
| * @param binding |
| * @return |
| */ |
| private InterfaceContract getInterfaceContract(ComponentService service, Binding binding) { |
| InterfaceContract interfaceContract = service.getInterfaceContract(); |
| |
| ServiceBindingProvider provider = ((RuntimeComponentService)service).getBindingProvider(binding); |
| if (provider != null) { |
| InterfaceContract bindingContract = provider.getBindingInterfaceContract(); |
| if (bindingContract != null) { |
| interfaceContract = bindingContract; |
| } |
| } |
| return interfaceContract.makeUnidirectional(false); |
| } |
| |
| /** |
| * Remove runtime wires for a service binding |
| * |
| * @param component |
| * @param service |
| */ |
| private void removeServiceWires(ComponentService service) { |
| if (!(service instanceof RuntimeComponentService)) { |
| return; |
| } |
| RuntimeComponentService runtimeService = (RuntimeComponentService)service; |
| runtimeService.getRuntimeWires().clear(); |
| } |
| |
| /** |
| * Create a service wire for a forward call or a callback |
| * @param service |
| * @param serviceBinding |
| * @param reference |
| * @param component |
| * @param referenceBinding |
| */ |
| 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; |
| } |
| |
| public void activate(RuntimeComponent component, RuntimeComponentService service) { |
| if (service.getService() == null) { |
| if (logger.isLoggable(Level.WARNING)) { |
| logger.warning("Skipping component service not defined in the component type: " + component.getURI() |
| + "#" |
| + service.getName()); |
| } |
| return; |
| } |
| if (service.getService() instanceof CompositeService) { |
| return; |
| } |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Activating component service: " + component.getURI() + "#" + service.getName()); |
| } |
| |
| for (Binding binding : service.getBindings()) { |
| addServiceBindingProvider(component, service, binding); |
| addServiceWire(component, service, binding); |
| } |
| } |
| |
| public void deactivate(RuntimeComponent component, RuntimeComponentService service) { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Deactivating component service: " + component.getURI() + "#" + service.getName()); |
| } |
| removeServiceWires(service); |
| for (Binding binding : service.getBindings()) { |
| removeServiceBindingProvider(component, service, binding); |
| } |
| } |
| |
| private void addScopeContainer(Component component) { |
| if (!(component instanceof ScopedRuntimeComponent)) { |
| return; |
| } |
| ScopedRuntimeComponent runtimeComponent = (ScopedRuntimeComponent)component; |
| ScopeContainer scopeContainer = scopeRegistry.getScopeContainer(runtimeComponent); |
| if (scopeContainer != null && scopeContainer.getScope() == Scope.CONVERSATION) { |
| conversationManager.addListener((ConversationalScopeContainer)scopeContainer); |
| } |
| runtimeComponent.setScopeContainer(scopeContainer); |
| } |
| |
| private void removeScopeContainer(Component component) { |
| if (!(component instanceof ScopedRuntimeComponent)) { |
| return; |
| } |
| ScopedRuntimeComponent runtimeComponent = (ScopedRuntimeComponent)component; |
| ScopeContainer scopeContainer = runtimeComponent.getScopeContainer(); |
| if(scopeContainer != null && scopeContainer.getScope() == Scope.CONVERSATION) { |
| conversationManager.removeListener((ConversationalScopeContainer) scopeContainer); |
| } |
| runtimeComponent.setScopeContainer(null); |
| } |
| |
| public void activateComponent(Component component) |
| throws ActivationException { |
| try { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Activating component: " + component.getURI()); |
| } |
| |
| Implementation implementation = component.getImplementation(); |
| if (implementation instanceof Composite) { |
| activate((Composite) implementation); |
| } else if (implementation != null) { |
| addImplementationProvider((RuntimeComponent) component, |
| implementation); |
| addScopeContainer(component); |
| } |
| |
| for (ComponentService service : component.getServices()) { |
| activate((RuntimeComponent) component, |
| (RuntimeComponentService) service); |
| } |
| |
| for (ComponentReference reference : component.getReferences()) { |
| activate((RuntimeComponent) component, |
| (RuntimeComponentReference) reference); |
| } |
| } catch (Exception e) { |
| throw new ActivationException(e); |
| } |
| } |
| |
| public void deactivateComponent(Component component) |
| throws ActivationException { |
| try { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Deactivating component: " + component.getURI()); |
| } |
| for (ComponentService service : component.getServices()) { |
| deactivate((RuntimeComponent) component, |
| (RuntimeComponentService) service); |
| } |
| |
| for (ComponentReference reference : component.getReferences()) { |
| deactivate((RuntimeComponent) component, |
| (RuntimeComponentReference) reference); |
| } |
| |
| Implementation implementation = component.getImplementation(); |
| if (implementation instanceof Composite) { |
| deactivate((Composite) implementation); |
| } else if (implementation != null) { |
| removeImplementationProvider((RuntimeComponent) component); |
| removeScopeContainer(component); |
| } |
| } catch (Exception e) { |
| throw new ActivationException(e); |
| } |
| } |
| |
| public void activate(Composite composite) throws ActivationException { |
| try { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Activating composite: " + composite.getName()); |
| } |
| for (Component component : composite.getComponents()) { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Activating component: " + component.getURI()); |
| } |
| |
| Implementation implementation = component.getImplementation(); |
| if (implementation instanceof Composite) { |
| activate((Composite)implementation); |
| } else if (implementation != null) { |
| addImplementationProvider((RuntimeComponent)component, implementation); |
| addScopeContainer(component); |
| } |
| |
| for (ComponentService service : component.getServices()) { |
| activate((RuntimeComponent)component, (RuntimeComponentService)service); |
| } |
| |
| for (ComponentReference reference : component.getReferences()) { |
| activate((RuntimeComponent)component, (RuntimeComponentReference)reference); |
| } |
| } |
| } catch (Exception e) { |
| throw new ActivationException(e); |
| } |
| } |
| |
| public void deactivate(Composite composite) throws ActivationException { |
| try { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Deactivating composite: " + composite.getName()); |
| } |
| for (Component component : composite.getComponents()) { |
| if (logger.isLoggable(Level.FINE)) { |
| logger.fine("Deactivating component: " + component.getURI()); |
| } |
| for (ComponentService service : component.getServices()) { |
| deactivate((RuntimeComponent)component, (RuntimeComponentService)service); |
| } |
| |
| for (ComponentReference reference : component.getReferences()) { |
| deactivate((RuntimeComponent)component, (RuntimeComponentReference)reference); |
| } |
| |
| Implementation implementation = component.getImplementation(); |
| if (implementation instanceof Composite) { |
| deactivate((Composite)implementation); |
| } else if (implementation != null) { |
| removeImplementationProvider((RuntimeComponent)component); |
| removeScopeContainer(component); |
| } |
| } |
| } catch (Exception e) { |
| throw new ActivationException(e); |
| } |
| } |
| |
| /** |
| * @return the referenceHelper |
| */ |
| public ComponentContextHelper getComponentContextHelper() { |
| return componentContextHelper; |
| } |
| |
| /** |
| * @return the proxyFactory |
| */ |
| public ProxyFactory getProxyFactory() { |
| return proxyFactory; |
| } |
| |
| /** |
| * @return the domainComposite |
| */ |
| public Composite getDomainComposite() { |
| return domainComposite; |
| } |
| |
| /** |
| * @param domainComposite the domainComposite to set |
| */ |
| public void setDomainComposite(Composite domainComposite) { |
| this.domainComposite = domainComposite; |
| } |
| |
| public Component resolve(String componentURI) { |
| for (Composite composite : domainComposite.getIncludes()) { |
| Component component = resolve(composite, componentURI); |
| if (component != null) { |
| return component; |
| } |
| } |
| return null; |
| } |
| |
| public Component resolve(Composite composite, String componentURI) { |
| for (Component component : composite.getComponents()) { |
| String uri = component.getURI(); |
| if (uri.equals(componentURI)) { |
| return component; |
| } |
| if (componentURI.startsWith(uri)) { |
| Implementation implementation = component.getImplementation(); |
| if (!(implementation instanceof Composite)) { |
| return null; |
| } |
| return resolve((Composite)implementation, componentURI); |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * @return the javaInterfaceFactory |
| */ |
| public JavaInterfaceFactory getJavaInterfaceFactory() { |
| return javaInterfaceFactory; |
| } |
| |
| /** |
| * @return the conversationManager |
| */ |
| public ConversationManager getConversationManager() { |
| return conversationManager; |
| } |
| |
| } |
