diff options
Diffstat (limited to 'java/sca/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/xml/JavaImplementationProcessor.java')
| -rw-r--r-- | java/sca/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/xml/JavaImplementationProcessor.java | 334 |
1 files changed, 0 insertions, 334 deletions
diff --git a/java/sca/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/xml/JavaImplementationProcessor.java b/java/sca/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/xml/JavaImplementationProcessor.java deleted file mode 100644 index efb4a37143..0000000000 --- a/java/sca/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/xml/JavaImplementationProcessor.java +++ /dev/null @@ -1,334 +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.xml; - -import static javax.xml.stream.XMLStreamConstants.END_ELEMENT; -import static org.apache.tuscany.sca.implementation.java.xml.JavaImplementationConstants.CLASS; -import static org.apache.tuscany.sca.implementation.java.xml.JavaImplementationConstants.IMPLEMENTATION_JAVA; -import static org.apache.tuscany.sca.implementation.java.xml.JavaImplementationConstants.IMPLEMENTATION_JAVA_QNAME; -import static org.apache.tuscany.sca.implementation.java.xml.JavaImplementationConstants.SCA11_NS; - -import java.lang.annotation.Annotation; -import java.lang.reflect.Field; -import java.lang.reflect.Method; -import java.lang.reflect.Modifier; -import java.util.HashMap; -import java.util.Map; - -import javax.xml.namespace.QName; -import javax.xml.stream.XMLStreamException; -import javax.xml.stream.XMLStreamReader; -import javax.xml.stream.XMLStreamWriter; - -import org.apache.tuscany.sca.assembly.AssemblyFactory; -import org.apache.tuscany.sca.assembly.ComponentType; -import org.apache.tuscany.sca.assembly.Property; -import org.apache.tuscany.sca.assembly.Reference; -import org.apache.tuscany.sca.assembly.Service; -import org.apache.tuscany.sca.assembly.xml.PolicySubjectProcessor; -import org.apache.tuscany.sca.contribution.processor.ContributionReadException; -import org.apache.tuscany.sca.contribution.processor.ContributionResolveException; -import org.apache.tuscany.sca.contribution.processor.ContributionWriteException; -import org.apache.tuscany.sca.contribution.processor.ProcessorContext; -import org.apache.tuscany.sca.contribution.processor.StAXArtifactProcessor; -import org.apache.tuscany.sca.contribution.resolver.ClassReference; -import org.apache.tuscany.sca.contribution.resolver.ModelResolver; -import org.apache.tuscany.sca.core.FactoryExtensionPoint; -import org.apache.tuscany.sca.implementation.java.IntrospectionException; -import org.apache.tuscany.sca.implementation.java.JavaElementImpl; -import org.apache.tuscany.sca.implementation.java.JavaImplementation; -import org.apache.tuscany.sca.implementation.java.JavaImplementationFactory; -import org.apache.tuscany.sca.implementation.java.introspect.JavaIntrospectionHelper; -import org.apache.tuscany.sca.interfacedef.Interface; -import org.apache.tuscany.sca.interfacedef.java.JavaInterface; -import org.apache.tuscany.sca.monitor.Monitor; -import org.apache.tuscany.sca.monitor.Problem; -import org.apache.tuscany.sca.monitor.Problem.Severity; -import org.apache.tuscany.sca.policy.ExtensionType; -import org.apache.tuscany.sca.policy.PolicyFactory; - -/** - * - * @version $Rev$ $Date$ - */ -public class JavaImplementationProcessor implements StAXArtifactProcessor<JavaImplementation> { - - private JavaImplementationFactory javaFactory; - private AssemblyFactory assemblyFactory; - private PolicyFactory policyFactory; - private PolicySubjectProcessor policyProcessor; - - - public JavaImplementationProcessor(FactoryExtensionPoint modelFactories) { - this.assemblyFactory = modelFactories.getFactory(AssemblyFactory.class); - this.policyFactory = modelFactories.getFactory(PolicyFactory.class); - this.javaFactory = modelFactories.getFactory(JavaImplementationFactory.class); - this.policyProcessor = new PolicySubjectProcessor(policyFactory); - } - - /** - * Report a error. - * - * @param problems - * @param message - * @param model - */ - private void error(Monitor monitor, String message, Object model, Object... messageParameters) { - if (monitor != null) { - Problem problem = - monitor.createProblem(this.getClass().getName(), - "impl-javaxml-validation-messages", - Severity.ERROR, - model, - message, - (Object[])messageParameters); - monitor.problem(problem); - } - } - - /** - * Report a exception. - * - * @param problems - * @param message - * @param model - */ - private void error(Monitor monitor, String message, Object model, Exception ex) { - if (monitor != null) { - Problem problem = - monitor.createProblem(this.getClass().getName(), - "impl-javaxml-validation-messages", - Severity.ERROR, - model, - message, - ex); - monitor.problem(problem); - } - } - - public JavaImplementation read(XMLStreamReader reader, ProcessorContext context) throws ContributionReadException, XMLStreamException { - - // Read an <implementation.java> - JavaImplementation javaImplementation = javaFactory.createJavaImplementation(); - - ExtensionType implType = policyFactory.createImplementationType(); - implType.setType(getArtifactType()); - implType.setUnresolved(true); - javaImplementation.setExtensionType(implType); - - javaImplementation.setUnresolved(true); - javaImplementation.setName(reader.getAttributeValue(null, CLASS)); - - // Read policies - policyProcessor.readPolicies(javaImplementation, reader); - - // read operation elements if exists or skip unto end element - int event; - while (reader.hasNext()) { - event = reader.next(); - if (event == END_ELEMENT && IMPLEMENTATION_JAVA_QNAME.equals(reader.getName())) { - break; - } - } - return javaImplementation; - } - - public void write(JavaImplementation javaImplementation, XMLStreamWriter writer, ProcessorContext context) throws ContributionWriteException, - XMLStreamException { - - // Write an <implementation.java> - writer.writeStartElement(SCA11_NS, IMPLEMENTATION_JAVA); - policyProcessor.writePolicyAttributes(javaImplementation, writer); - - if (javaImplementation.getName() != null) { - writer.writeAttribute(CLASS, javaImplementation.getName()); - } - - writer.writeEndElement(); - } - - public void resolve(JavaImplementation javaImplementation, ModelResolver resolver, ProcessorContext context) - throws ContributionResolveException { - Monitor monitor = context.getMonitor(); - try { - ClassReference classReference = new ClassReference(javaImplementation.getName()); - classReference = resolver.resolveModel(ClassReference.class, classReference, context); - Class<?> javaClass = classReference.getJavaClass(); - if (javaClass == null) { - error(monitor, "ClassNotFoundException", resolver, javaImplementation.getName()); - //throw new ContributionResolveException(new ClassNotFoundException(javaImplementation.getName())); - return; - } - - javaImplementation.setJavaClass(javaClass); - - try { - javaFactory.createJavaImplementation(javaImplementation, javaImplementation.getJavaClass()); - } catch (IntrospectionException e) { - ContributionResolveException ce = new ContributionResolveException(e); - error(monitor, "ContributionResolveException", javaFactory, ce); - //throw ce; - return; - } - - checkNoStaticAnnotations(monitor, javaImplementation); - - javaImplementation.setUnresolved(false); - mergeComponentType(resolver, javaImplementation, context); - - // FIXME the introspector should always create at least one service - if (javaImplementation.getServices().isEmpty()) { - javaImplementation.getServices().add(assemblyFactory.createService()); - } - } catch (Throwable e) { - throw new ContributionResolveException("Resolving Java implementation: " + javaImplementation.getName() - + ", " - + e.getMessage(), e); - } // end try - } // end method - - private void checkNoStaticAnnotations(Monitor monitor, JavaImplementation javaImplementation) { - if (javaImplementation.getJavaClass() != null) { - Class<?> clazz = javaImplementation.getJavaClass(); - for (Method m : clazz.getMethods()) { - if (Modifier.isStatic(m.getModifiers())) { - for (Annotation a : m.getAnnotations()) { - if (a.annotationType().getName().startsWith("org.oasisopen.sca.annotation")) { - error(monitor, "IllegalSCAAnnotation", javaFactory, javaImplementation.getName(), m.getName()); - } - } - } - } - for (Field f : clazz.getFields()) { - if (Modifier.isStatic(f.getModifiers())) { - for (Annotation a : f.getAnnotations()) { - if (a.annotationType().getName().startsWith("org.oasisopen.sca.annotation")) { - error(monitor, "IllegalSCAAnnotation", javaFactory, javaImplementation.getName(), f.getName()); - } - } - } - } - } - } - - private JavaElementImpl getMemeber(JavaImplementation impl, String name, Class<?> type) { - String setter = JavaIntrospectionHelper.toSetter(name); - try { - Method method = impl.getJavaClass().getDeclaredMethod(setter, type); - int mod = method.getModifiers(); - if ((Modifier.isPublic(mod) || Modifier.isProtected(mod)) && (!Modifier.isStatic(mod))) { - return new JavaElementImpl(method, 0); - } - } catch (NoSuchMethodException e) { - Field field; - try { - field = impl.getJavaClass().getDeclaredField(name); - int mod = field.getModifiers(); - if ((Modifier.isPublic(mod) || Modifier.isProtected(mod)) && (!Modifier.isStatic(mod))) { - return new JavaElementImpl(field); - } - } catch (NoSuchFieldException e1) { - // Ignore - } - } - return null; - } - - /** - * Merge the componentType from introspection and external file - * @param resolver - * @param impl - */ - private void mergeComponentType(ModelResolver resolver, JavaImplementation impl, ProcessorContext context) { - // FIXME: Need to clarify how to merge - ComponentType componentType = getComponentType(resolver, impl, context); - if (componentType != null && !componentType.isUnresolved()) { - Map<String, Reference> refMap = new HashMap<String, Reference>(); - for (Reference ref : impl.getReferences()) { - refMap.put(ref.getName(), ref); - } - for (Reference reference : componentType.getReferences()) { - refMap.put(reference.getName(), reference); - } - impl.getReferences().clear(); - impl.getReferences().addAll(refMap.values()); - - // Try to match references by type - Map<String, JavaElementImpl> refMembers = impl.getReferenceMembers(); - for (Reference ref : impl.getReferences()) { - if (ref.getInterfaceContract() != null) { - Interface i = ref.getInterfaceContract().getInterface(); - if (i instanceof JavaInterface) { - Class<?> type = ((JavaInterface)i).getJavaClass(); - if (!refMembers.containsKey(ref.getName())) { - JavaElementImpl e = getMemeber(impl, ref.getName(), type); - if (e != null) { - refMembers.put(ref.getName(), e); - } - } - } - } - } - - Map<String, Service> serviceMap = new HashMap<String, Service>(); - for (Service svc : impl.getServices()) { - serviceMap.put(svc.getName(), svc); - } - for (Service service : componentType.getServices()) { - serviceMap.put(service.getName(), service); - } - impl.getServices().clear(); - impl.getServices().addAll(serviceMap.values()); - - Map<String, Property> propMap = new HashMap<String, Property>(); - for (Property prop : impl.getProperties()) { - propMap.put(prop.getName(), prop); - } - for (Property property : componentType.getProperties()) { - propMap.put(property.getName(), property); - } - impl.getProperties().clear(); - impl.getProperties().addAll(propMap.values()); - - } - } - - private ComponentType getComponentType(ModelResolver resolver, JavaImplementation impl, ProcessorContext context) { - String className = impl.getJavaClass().getName(); - String componentTypeURI = className.replace('.', '/') + ".componentType"; - ComponentType componentType = assemblyFactory.createComponentType(); - componentType.setUnresolved(true); - componentType.setURI(componentTypeURI); - componentType = resolver.resolveModel(ComponentType.class, componentType, context); - if (!componentType.isUnresolved()) { - return componentType; - } - return null; - } - - public QName getArtifactType() { - return IMPLEMENTATION_JAVA_QNAME; - } - - public Class<JavaImplementation> getModelType() { - return JavaImplementation.class; - } - -} |