diff options
Diffstat (limited to 'java/sca/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentContextProvider.java')
| -rw-r--r-- | java/sca/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentContextProvider.java | 375 |
1 files changed, 0 insertions, 375 deletions
diff --git a/java/sca/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentContextProvider.java b/java/sca/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentContextProvider.java deleted file mode 100644 index 9fbfa9a83b..0000000000 --- a/java/sca/modules/implementation-java-runtime/src/main/java/org/apache/tuscany/sca/implementation/java/invocation/JavaComponentContextProvider.java +++ /dev/null @@ -1,375 +0,0 @@ -/* - * 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.implementation.java.invocation; - -import java.lang.annotation.ElementType; -import java.lang.reflect.Constructor; -import java.lang.reflect.Field; -import java.lang.reflect.Method; -import java.lang.reflect.Modifier; -import java.lang.reflect.Type; -import java.util.ArrayList; -import java.util.Collection; -import java.util.HashMap; -import java.util.List; -import java.util.Map; - -import org.apache.tuscany.sca.assembly.ComponentProperty; -import org.apache.tuscany.sca.assembly.ComponentReference; -import org.apache.tuscany.sca.assembly.ComponentService; -import org.apache.tuscany.sca.assembly.EndpointReference; -import org.apache.tuscany.sca.assembly.Multiplicity; -import org.apache.tuscany.sca.assembly.Reference; -import org.apache.tuscany.sca.context.ComponentContextFactory; -import org.apache.tuscany.sca.context.PropertyValueFactory; -import org.apache.tuscany.sca.context.RequestContextFactory; -import org.apache.tuscany.sca.core.factory.InstanceWrapper; -import org.apache.tuscany.sca.core.factory.ObjectCreationException; -import org.apache.tuscany.sca.core.factory.ObjectFactory; -import org.apache.tuscany.sca.core.invocation.CallableReferenceObjectFactory; -import org.apache.tuscany.sca.core.invocation.CallbackReferenceObjectFactory; -import org.apache.tuscany.sca.core.invocation.CallbackWireObjectFactory; -import org.apache.tuscany.sca.core.invocation.ProxyFactory; -import org.apache.tuscany.sca.core.invocation.WireObjectFactory; -import org.apache.tuscany.sca.core.scope.ScopeContainer; -import org.apache.tuscany.sca.core.scope.TargetResolutionException; -import org.apache.tuscany.sca.databinding.DataBindingExtensionPoint; -import org.apache.tuscany.sca.implementation.java.JavaConstructorImpl; -import org.apache.tuscany.sca.implementation.java.JavaElementImpl; -import org.apache.tuscany.sca.implementation.java.JavaResourceImpl; -import org.apache.tuscany.sca.implementation.java.context.InstanceFactory; -import org.apache.tuscany.sca.implementation.java.injection.JavaPropertyValueObjectFactory; -import org.apache.tuscany.sca.implementation.java.introspect.JavaIntrospectionHelper; -import org.apache.tuscany.sca.interfacedef.Operation; -import org.apache.tuscany.sca.interfacedef.java.impl.JavaInterfaceUtil; -import org.apache.tuscany.sca.invocation.Invoker; -import org.apache.tuscany.sca.runtime.RuntimeComponent; -import org.apache.tuscany.sca.runtime.RuntimeComponentReference; -import org.apache.tuscany.sca.runtime.RuntimeEndpointReference; -import org.oasisopen.sca.ServiceReference; - -/** - * The runtime instantiation of Java component implementations - * - * @version $Rev$ $Date$ - */ -public class JavaComponentContextProvider { - private JavaPropertyValueObjectFactory propertyValueFactory; - private RuntimeComponent component; - private JavaInstanceFactoryProvider<?> instanceFactoryProvider; - private ProxyFactory proxyFactory; - private InstanceFactory instanceFactory; - - public JavaComponentContextProvider(RuntimeComponent component, - JavaInstanceFactoryProvider configuration, - DataBindingExtensionPoint dataBindingExtensionPoint, - PropertyValueFactory propertyValueObjectFactory, - ComponentContextFactory componentContextFactory, - RequestContextFactory requestContextFactory) { - super(); - this.instanceFactoryProvider = configuration; - this.proxyFactory = configuration.getProxyFactory(); - // if (componentContextFactory != null) { - // this.componentContext = componentContextFactory.createComponentContext(component, requestContextFactory); - // } else { - // this.componentContext = new ComponentContextImpl(this, requestContextFactory, this.proxyService); - // } - this.component = component; - this.propertyValueFactory = (JavaPropertyValueObjectFactory) propertyValueObjectFactory; - } - - InstanceWrapper<?> createInstanceWrapper() throws ObjectCreationException { - return instanceFactory.newInstance(); - } - - void configureProperties(List<ComponentProperty> definedProperties) { - for (ComponentProperty p : definedProperties) { - configureProperty(p); - } - } - - private void configureProperty(ComponentProperty configuredProperty) { - JavaElementImpl element = - instanceFactoryProvider.getImplementation().getPropertyMembers().get(configuredProperty.getName()); - - if (element != null && configuredProperty.getValue() != null) { - if (!(element.getAnchor() instanceof Constructor)) { - if(element.getElementType() == ElementType.FIELD) { - // Field field = (Field)element.getAnchor(); - instanceFactoryProvider.getInjectionSites().add(element); - /* - if(Modifier.isPublic(field.getModifiers())) { - instanceFactoryProvider.getInjectionSites().add(element); - } else if(field.getAnnotation(org.oasisopen.sca.annotation.Property.class) != null) { - instanceFactoryProvider.getInjectionSites().add(element); - } - */ - } else { - instanceFactoryProvider.getInjectionSites().add(element); - } - } - - //Class propertyJavaType = JavaIntrospectionHelper.getBaseType(element.getType(), element.getGenericType()); - ObjectFactory<?> propertyObjectFactory = - createPropertyValueFactory(configuredProperty, configuredProperty.getValue(), element); - instanceFactoryProvider.setObjectFactory(element, propertyObjectFactory); - - JavaConstructorImpl<?> constructor = instanceFactoryProvider.getImplementation().getConstructor(); - for(JavaElementImpl p: constructor.getParameters()){ - if(element.getName().equals(p.getName())) { - instanceFactoryProvider.setObjectFactory(p, propertyObjectFactory); - } - } - } - } - - void start() { - if (!instanceFactoryProvider.getImplementation().getCallbackMembers().isEmpty()) { - Map<String, List<EndpointReference>> callbackWires = new HashMap<String, List<EndpointReference>>(); - for (ComponentService service : component.getServices()) { - - RuntimeComponentReference callbackReference = (RuntimeComponentReference)service.getCallbackReference(); - if (callbackReference != null) { - List<EndpointReference> wires = callbackReference.getEndpointReferences(); - if (!wires.isEmpty()) { - RuntimeEndpointReference epr = (RuntimeEndpointReference) wires.get(0); - callbackWires.put(epr.getComponentTypeReferenceInterfaceContract().getInterface().toString(), - wires); - } - } - } - - for (Map.Entry<String, Collection<JavaElementImpl>> entry : instanceFactoryProvider.getImplementation() - .getCallbackMembers().entrySet()) { - List<EndpointReference> wires = callbackWires.get(entry.getKey()); - if (wires == null) { - // this can happen when there are no client wires to a - // component that has a callback - continue; - } - for(JavaElementImpl element : entry.getValue()) { - Class<?> businessInterface = element.getType(); - ObjectFactory<?> factory = null; - if (ServiceReference.class.isAssignableFrom(element.getType())) { - businessInterface = - JavaIntrospectionHelper.getBusinessInterface(element.getType(), element.getGenericType()); - factory = - new CallbackReferenceObjectFactory(businessInterface, proxyFactory, wires); - } else { - factory = new CallbackWireObjectFactory(businessInterface, proxyFactory, wires); - } - if (!(element.getAnchor() instanceof Constructor)) { - instanceFactoryProvider.getInjectionSites().add(element); - } - instanceFactoryProvider.setObjectFactory(element, factory); - } - } - } - for (Reference ref : instanceFactoryProvider.getImplementation().getReferences()) { - JavaElementImpl element = - instanceFactoryProvider.getImplementation().getReferenceMembers().get(ref.getName()); - if (element != null) { - if (!(element.getAnchor() instanceof Constructor)) { - if(element.getElementType() == ElementType.FIELD) { - Field field = (Field)element.getAnchor(); - if(Modifier.isPublic(field.getModifiers())) { - instanceFactoryProvider.getInjectionSites().add(element); - } else if(field.getAnnotation(org.oasisopen.sca.annotation.Reference.class) != null) { - instanceFactoryProvider.getInjectionSites().add(element); - } - } else { - instanceFactoryProvider.getInjectionSites().add(element); - } - } - ComponentReference componentReference = null; - List<EndpointReference> wireList = null; - for (ComponentReference reference : component.getReferences()) { - if (reference.getName().equals(ref.getName())) { - wireList = ((RuntimeComponentReference)reference).getEndpointReferences(); - componentReference = reference; - break; - } - } - if (ref.getMultiplicity() == Multiplicity.ONE_N || ref.getMultiplicity() == Multiplicity.ZERO_N) { - List<ObjectFactory<?>> factories = new ArrayList<ObjectFactory<?>>(); - Class<?> baseType = - JavaIntrospectionHelper.getBaseType(element.getType(), element.getGenericType()); - for (int i = 0; i < wireList.size(); i++) { - ObjectFactory<?> factory = null; - if (ServiceReference.class.isAssignableFrom(baseType)) { - Type callableRefType = JavaIntrospectionHelper.getParameterType(element.getGenericType()); - // Type businessType = JavaIntrospectionHelper.getParameterType(callableRefType); - Class<?> businessInterface = - JavaIntrospectionHelper.getBusinessInterface(baseType, callableRefType); - factory = new CallableReferenceObjectFactory(businessInterface, (RuntimeEndpointReference) wireList.get(i)); - } else { - factory = createObjectFactory(baseType, wireList.get(i)); - } - factories.add(factory); - } - instanceFactoryProvider.setObjectFactories(element, factories); - JavaConstructorImpl<?> constructor = instanceFactoryProvider.getImplementation().getConstructor(); - for(JavaElementImpl p: constructor.getParameters()){ - if(element.getName().equals(p.getName())) { - instanceFactoryProvider.setObjectFactories(p, factories); - } - } - } else { - if (wireList == null && ref.getMultiplicity() == Multiplicity.ONE_ONE) { - throw new IllegalStateException("Required reference is missing: " + ref.getName()); - } - if (wireList != null && !wireList.isEmpty()) { - ObjectFactory<?> factory = null; - if (ServiceReference.class.isAssignableFrom(element.getType())) { - Class<?> businessInterface = - JavaIntrospectionHelper.getBusinessInterface(element.getType(), element - .getGenericType()); - factory = - new CallableReferenceObjectFactory(businessInterface, (RuntimeEndpointReference) wireList.get(0)); - } else { - factory = createObjectFactory(element.getType(), wireList.get(0)); - } - instanceFactoryProvider.setObjectFactory(element, factory); - JavaConstructorImpl<?> constructor = instanceFactoryProvider.getImplementation().getConstructor(); - for(JavaElementImpl p: constructor.getParameters()){ - if(element.getName().equals(p.getName())) { - instanceFactoryProvider.setObjectFactory(p, factory); - } - } - } - } - } - } - - //setUpPolicyHandlers(); - this.instanceFactory = instanceFactoryProvider.createFactory(); - - } - - void addResourceFactory(String name, ObjectFactory<?> factory) { - JavaResourceImpl resource = instanceFactoryProvider.getImplementation().getResources().get(name); - - if (resource != null && !(resource.getElement().getAnchor() instanceof Constructor)) { - instanceFactoryProvider.getInjectionSites().add(resource.getElement()); - } - - instanceFactoryProvider.setObjectFactory(resource.getElement(), factory); - } - - Object createInstance() throws ObjectCreationException { - return createInstanceWrapper().getInstance(); - } - - JavaInstanceFactoryProvider<?> getInstanceFactoryProvider() { - return instanceFactoryProvider; - } - - void stop() { - //cleanUpPolicyHandlers(); - } - - Invoker createInvoker(Operation operation) throws NoSuchMethodException { - Class<?> implClass = instanceFactoryProvider.getImplementationClass(); - - Method method = JavaInterfaceUtil.findMethod(implClass, operation); - return new JavaImplementationInvoker(operation, method, component); - } - - private static class OptimizedObjectFactory<T> implements ObjectFactory<T> { - private ScopeContainer scopeContainer; - - public OptimizedObjectFactory(ScopeContainer scopeContainer) { - super(); - this.scopeContainer = scopeContainer; - } - - public T getInstance() throws ObjectCreationException { - try { - return (T)scopeContainer.getWrapper(null).getInstance(); - } catch (TargetResolutionException e) { - throw new ObjectCreationException(e); - } - } - - } - - private <B> ObjectFactory<B> createObjectFactory(Class<B> interfaze, EndpointReference wire) { - // FIXME: [rfeng] Disable the optimization for new as it needs more discussions - /* - boolean conversational = wire.getSource().getInterfaceContract().getInterface().isConversational(); - Binding binding = wire.getSource().getBinding(); - // Check if it's wireable binding for optimization - if (!conversational && binding instanceof OptimizableBinding) { - OptimizableBinding optimizableBinding = (OptimizableBinding)binding; - Component component = optimizableBinding.getTargetComponent(); - if (component != null) { - Implementation implementation = component.getImplementation(); - // Check if the target component is java component - if (implementation instanceof JavaImplementation) { - JavaImplementation javaImplementation = (JavaImplementation)implementation; - if (interfaze.isAssignableFrom(javaImplementation.getJavaClass())) { - ScopedRuntimeComponent scopedComponent = (ScopedRuntimeComponent)component; - ScopeContainer scopeContainer = scopedComponent.getScopeContainer(); - Scope scope = scopeContainer.getScope(); - if (scope == Scope.COMPOSITE || scope == Scope.STATELESS || scope == Scope.SYSTEM) { - boolean optimizable = true; - for (InvocationChain chain : wire.getInvocationChains()) { - if (chain.getHeadInvoker() != chain.getTailInvoker()) { - optimizable = false; - break; - } - } - if (optimizable) { - return new OptimizedObjectFactory<B>(scopeContainer); - } - } - } - } - } - } - */ - return new WireObjectFactory<B>(interfaze, (RuntimeEndpointReference) wire, proxyFactory); - } - - private ObjectFactory<?> createPropertyValueFactory(ComponentProperty property, - Object propertyValue, - JavaElementImpl javaElement) { - return propertyValueFactory.createValueFactory(property, propertyValue, javaElement); - } - - /** - * @return the component - */ - RuntimeComponent getComponent() { - return component; - } - - /*private void setUpPolicyHandlers() { - for (PolicyHandler policyHandler : policyHandlers.values()) { - policyHandler.setUp(component.getImplementation()); - } - } - - private void cleanUpPolicyHandlers() { - for (PolicyHandler policyHandler : policyHandlers.values() ) { - policyHandler.cleanUp(this); - } - }*/ - -} |