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Diffstat (limited to 'sca-java-1.x/branches/sca-java-0.90/modules/core-spring/src/main/java/org/apache/tuscany/sca/core/spring/context/SCADomainContext.java')
| -rw-r--r-- | sca-java-1.x/branches/sca-java-0.90/modules/core-spring/src/main/java/org/apache/tuscany/sca/core/spring/context/SCADomainContext.java | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/sca-java-1.x/branches/sca-java-0.90/modules/core-spring/src/main/java/org/apache/tuscany/sca/core/spring/context/SCADomainContext.java b/sca-java-1.x/branches/sca-java-0.90/modules/core-spring/src/main/java/org/apache/tuscany/sca/core/spring/context/SCADomainContext.java new file mode 100644 index 0000000000..24bc719e6a --- /dev/null +++ b/sca-java-1.x/branches/sca-java-0.90/modules/core-spring/src/main/java/org/apache/tuscany/sca/core/spring/context/SCADomainContext.java @@ -0,0 +1,195 @@ +/* + * 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.spring.context; + +import java.io.InputStream; +import java.util.ArrayList; +import java.util.List; + +import javax.xml.stream.XMLInputFactory; +import javax.xml.stream.XMLOutputFactory; + +import org.apache.tuscany.sca.assembly.AssemblyFactory; +import org.apache.tuscany.sca.assembly.Composite; +import org.apache.tuscany.sca.assembly.DefaultAssemblyFactory; +import org.apache.tuscany.sca.assembly.DefaultSCABindingFactory; +import org.apache.tuscany.sca.assembly.SCABindingFactory; +import org.apache.tuscany.sca.assembly.builder.CompositeBuilderException; +import org.apache.tuscany.sca.assembly.builder.CompositeBuilderMonitor; +import org.apache.tuscany.sca.assembly.builder.Problem; +import org.apache.tuscany.sca.assembly.builder.impl.CompositeBuilderImpl; +import org.apache.tuscany.sca.assembly.xml.ComponentTypeProcessor; +import org.apache.tuscany.sca.assembly.xml.CompositeProcessor; +import org.apache.tuscany.sca.assembly.xml.ConstrainingTypeProcessor; +import org.apache.tuscany.sca.contribution.processor.DefaultStAXArtifactProcessorExtensionPoint; +import org.apache.tuscany.sca.contribution.processor.ExtensibleStAXArtifactProcessor; +import org.apache.tuscany.sca.contribution.service.ContributionException; +import org.apache.tuscany.sca.core.spring.assembly.impl.BeanAssemblyFactory; +import org.apache.tuscany.sca.core.spring.implementation.java.impl.BeanJavaImplementationFactory; +import org.apache.tuscany.sca.implementation.java.JavaImplementationFactory; +import org.apache.tuscany.sca.implementation.java.introspect.DefaultJavaClassIntrospectorExtensionPoint; +import org.apache.tuscany.sca.implementation.java.introspect.ExtensibleJavaClassIntrospector; +import org.apache.tuscany.sca.implementation.java.introspect.JavaClassIntrospector; +import org.apache.tuscany.sca.implementation.java.introspect.JavaClassIntrospectorExtensionPoint; +import org.apache.tuscany.sca.implementation.java.introspect.JavaClassVisitor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.AllowsPassByReferenceProcessor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.BaseJavaClassVisitor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.ConstructorProcessor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.ContextProcessor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.ConversationProcessor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.DestroyProcessor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.EagerInitProcessor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.HeuristicPojoProcessor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.InitProcessor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.PolicyProcessor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.PropertyProcessor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.ReferenceProcessor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.ResourceProcessor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.ScopeProcessor; +import org.apache.tuscany.sca.implementation.java.introspect.impl.ServiceProcessor; +import org.apache.tuscany.sca.implementation.java.xml.JavaImplementationProcessor; +import org.apache.tuscany.sca.interfacedef.InterfaceContractMapper; +import org.apache.tuscany.sca.interfacedef.impl.InterfaceContractMapperImpl; +import org.apache.tuscany.sca.interfacedef.java.DefaultJavaInterfaceFactory; +import org.apache.tuscany.sca.interfacedef.java.JavaInterfaceFactory; +import org.apache.tuscany.sca.interfacedef.java.introspect.DefaultJavaInterfaceIntrospectorExtensionPoint; +import org.apache.tuscany.sca.interfacedef.java.introspect.ExtensibleJavaInterfaceIntrospector; +import org.apache.tuscany.sca.interfacedef.java.introspect.JavaInterfaceIntrospector; +import org.apache.tuscany.sca.interfacedef.java.introspect.JavaInterfaceIntrospectorExtensionPoint; +import org.apache.tuscany.sca.interfacedef.java.xml.JavaInterfaceProcessor; +import org.apache.tuscany.sca.policy.DefaultPolicyFactory; +import org.apache.tuscany.sca.policy.PolicyFactory; +import org.springframework.beans.factory.support.DefaultListableBeanFactory; + +/** + * A mini test runtime that uses the SCA assembly model variant implementation + * backed by Spring bean definitions. + * + * @version $Rev$ $Date$ + */ +public class SCADomainContext { + + private DefaultListableBeanFactory beanFactory; + + public SCADomainContext(String... compositeFiles) { + + // Create Spring bean factory + beanFactory = new DefaultListableBeanFactory(); + + // Create SCA assembly and SCA Java factories + AssemblyFactory assemblyFactory = new BeanAssemblyFactory(new DefaultAssemblyFactory(), beanFactory); + SCABindingFactory scaBindingFactory = new DefaultSCABindingFactory(); + PolicyFactory policyFactory = new DefaultPolicyFactory(); + InterfaceContractMapper interfaceContractMapper = new InterfaceContractMapperImpl(); + JavaInterfaceFactory javaFactory = new DefaultJavaInterfaceFactory(); + JavaInterfaceIntrospectorExtensionPoint interfaceVisitors = new DefaultJavaInterfaceIntrospectorExtensionPoint(); + JavaImplementationFactory javaImplementationFactory = new BeanJavaImplementationFactory(beanFactory); + JavaClassIntrospectorExtensionPoint classVisitors = new DefaultJavaClassIntrospectorExtensionPoint(); + + JavaInterfaceIntrospector interfaceIntrospector = new ExtensibleJavaInterfaceIntrospector(javaFactory, interfaceVisitors); + + BaseJavaClassVisitor[] extensions = new BaseJavaClassVisitor[] { + new ConstructorProcessor(assemblyFactory), + new AllowsPassByReferenceProcessor(assemblyFactory), + new ContextProcessor(assemblyFactory), + new ConversationProcessor(assemblyFactory), + new DestroyProcessor(assemblyFactory), + new EagerInitProcessor(assemblyFactory), + new InitProcessor(assemblyFactory), + new PropertyProcessor(assemblyFactory), + new ReferenceProcessor(assemblyFactory, javaFactory, interfaceIntrospector), + new ResourceProcessor(assemblyFactory), + new ScopeProcessor(assemblyFactory), + new ServiceProcessor(assemblyFactory, javaFactory, interfaceIntrospector), + new HeuristicPojoProcessor(assemblyFactory, javaFactory, interfaceIntrospector), + new PolicyProcessor(assemblyFactory, policyFactory) + }; + for (JavaClassVisitor e : extensions) { + classVisitors.addClassVisitor(e); + } + JavaClassIntrospector classIntrospector = new ExtensibleJavaClassIntrospector(classVisitors); + + // Populate ArtifactProcessor registry + DefaultStAXArtifactProcessorExtensionPoint staxProcessors = new DefaultStAXArtifactProcessorExtensionPoint(); + ExtensibleStAXArtifactProcessor staxProcessor = new ExtensibleStAXArtifactProcessor(staxProcessors, XMLInputFactory.newInstance(), XMLOutputFactory.newInstance()); + CompositeProcessor compositeProcessor = new CompositeProcessor(assemblyFactory, policyFactory, + interfaceContractMapper, staxProcessor); + staxProcessors.addArtifactProcessor(compositeProcessor); + staxProcessors.addArtifactProcessor(new ComponentTypeProcessor(assemblyFactory, policyFactory, staxProcessor)); + staxProcessors.addArtifactProcessor(new ConstrainingTypeProcessor(assemblyFactory, policyFactory, staxProcessor)); + staxProcessors.addArtifactProcessor(new JavaInterfaceProcessor(javaFactory, interfaceIntrospector)); + staxProcessors.addArtifactProcessor(new JavaImplementationProcessor(assemblyFactory, policyFactory, javaImplementationFactory, classIntrospector)); + + // Create a resolver + ClassLoader classLoader = Thread.currentThread().getContextClassLoader(); + ModelResolverImpl resolver = new ModelResolverImpl(classLoader); + + try { + + // Read the composite files + List<Composite> composites = new ArrayList<Composite>(); + for (String compositeFile: compositeFiles) { + InputStream is = classLoader.getResourceAsStream(compositeFile); + Composite composite = staxProcessor.read(is, Composite.class); + resolver.addModel(composite); + composites.add(composite); + } + + for (Composite composite: composites) { + + // Resolve the composite + compositeProcessor.resolve(composite, resolver); + } + + // Wire the top level component's composite + buildComposite(composites.get(0), assemblyFactory, scaBindingFactory, interfaceContractMapper); + + } catch (ContributionException e) { + throw new RuntimeException(e); + } catch (CompositeBuilderException e) { + throw new RuntimeException(e); + } + } + + private void buildComposite(Composite composite, AssemblyFactory assemblyFactory, + SCABindingFactory scaBindingFactory, InterfaceContractMapper interfaceContractMapper) throws CompositeBuilderException { + + CompositeBuilderMonitor monitor = new CompositeBuilderMonitor() { + + public void problem(Problem problem) { + // Uncommenting the following two lines can be useful to detect + // and troubleshoot SCA assembly XML composite configuration + // problems. + + System.out.println("Composite assembly problem: " + problem.getMessage()); + } + }; + + // Configure and wire the composite + CompositeBuilderImpl compositeUtil = new CompositeBuilderImpl(assemblyFactory, scaBindingFactory, interfaceContractMapper, monitor); + compositeUtil.build(composite); + + } + + public <B> B getService(Class<B> businessInterface, String serviceName) { + Object bean = beanFactory.getBean(serviceName); + return businessInterface.cast(bean); + } + +} |