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/*
* 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.plugin.itest.implementation.junit;
import java.lang.reflect.Constructor;
import java.lang.reflect.Member;
import java.lang.reflect.Method;
import org.osoa.sca.annotations.Reference;
import org.apache.tuscany.spi.ObjectFactory;
import org.apache.tuscany.spi.builder.BuilderConfigException;
import org.apache.tuscany.spi.component.AtomicComponent;
import org.apache.tuscany.spi.deployer.DeploymentContext;
import org.apache.tuscany.spi.extension.ComponentBuilderExtension;
import org.apache.tuscany.spi.host.ResourceHost;
import org.apache.tuscany.spi.implementation.java.ConstructorDefinition;
import org.apache.tuscany.spi.implementation.java.JavaMappedProperty;
import org.apache.tuscany.spi.implementation.java.JavaMappedReference;
import org.apache.tuscany.spi.implementation.java.JavaMappedService;
import org.apache.tuscany.spi.implementation.java.Parameter;
import org.apache.tuscany.spi.implementation.java.PojoComponentType;
import org.apache.tuscany.spi.implementation.java.Resource;
import org.apache.tuscany.spi.model.ComponentDefinition;
import org.apache.tuscany.spi.model.PropertyValue;
import org.apache.tuscany.core.implementation.PojoConfiguration;
import org.apache.tuscany.core.implementation.java.JavaAtomicComponent;
import org.apache.tuscany.core.injection.MethodEventInvoker;
import org.apache.tuscany.core.injection.PojoObjectFactory;
import org.apache.tuscany.core.injection.ResourceObjectFactory;
/**
* Builds a Java-based atomic context from a component definition
*
* @version $$Rev$$ $$Date$$
*/
public class JUnitComponentBuilder extends ComponentBuilderExtension<ImplementationJUnit> {
private ResourceHost host;
@Reference
public void setHost(ResourceHost host) {
this.host = host;
}
@SuppressWarnings("unchecked")
public AtomicComponent build(ComponentDefinition<ImplementationJUnit> definition, DeploymentContext deployment)
throws BuilderConfigException {
PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> componentType =
definition.getImplementation().getComponentType();
Class<?> implClass = componentType.getImplClass();
PojoConfiguration configuration = new PojoConfiguration();
if (definition.getInitLevel() != null) {
configuration.setInitLevel(definition.getInitLevel());
} else {
configuration.setInitLevel(componentType.getInitLevel());
}
if (componentType.getMaxAge() > 0) {
configuration.setMaxAge(componentType.getMaxAge());
} else if (componentType.getMaxIdleTime() > 0) {
configuration.setMaxIdleTime(componentType.getMaxIdleTime());
}
Method initMethod = componentType.getInitMethod();
if (initMethod != null) {
configuration.setInitInvoker(new MethodEventInvoker(initMethod));
}
Method destroyMethod = componentType.getDestroyMethod();
if (destroyMethod != null) {
configuration.setDestroyInvoker(new MethodEventInvoker(destroyMethod));
}
configuration.setProxyService(proxyService);
configuration.setWorkContext(workContext);
configuration.setImplementationClass(implClass);
configuration.setGroupId(deployment.getGroupId());
// setup property injection sites
for (JavaMappedProperty<?> property : componentType.getProperties().values()) {
configuration.addPropertySite(property.getName(), property.getMember());
}
// setup reference injection sites
for (JavaMappedReference reference : componentType.getReferences().values()) {
Member member = reference.getMember();
if (member != null) {
// could be null if the reference is mapped to a constructor
configuration.addReferenceSite(reference.getUri().getFragment(), member);
}
}
for (Resource resource : componentType.getResources().values()) {
Member member = resource.getMember();
if (member != null) {
// could be null if the resource is mapped to a constructor
configuration.addResourceSite(resource.getName(), member);
}
}
// setup constructor injection
ConstructorDefinition<?> ctorDef = componentType.getConstructorDefinition();
Constructor<?> constr = ctorDef.getConstructor();
PojoObjectFactory<?> instanceFactory = new PojoObjectFactory(constr);
configuration.setInstanceFactory(instanceFactory);
configuration.setConstructor(ctorDef);
configuration.setName(definition.getUri());
JavaAtomicComponent component = new JavaAtomicComponent(configuration);
// handle properties
handleProperties(definition, component);
// handle resources
handleResources(componentType, component);
handleCallbackSites(componentType, configuration);
if (componentType.getConversationIDMember() != null) {
component.addConversationIDFactory(componentType.getConversationIDMember());
}
return component;
}
private void handleCallbackSites(
PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> componentType,
PojoConfiguration configuration) {
for (JavaMappedService service : componentType.getServices().values()) {
// setup callback injection sites
if (service.getCallbackReferenceName() != null) {
// Only if there is a callback reference in the service
configuration.addCallbackSite(service.getCallbackReferenceName(), service.getCallbackMember());
}
}
}
@SuppressWarnings({"unchecked"})
private void handleResources(
PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> componentType,
JavaAtomicComponent component) {
for (Resource resource : componentType.getResources().values()) {
ObjectFactory<?> objectFactory = resource.getObjectFactory();
if (objectFactory != null) {
component.addResourceFactory(resource.getName(), objectFactory);
} else {
String name = resource.getName();
boolean optional = resource.isOptional();
Class<Object> type = (Class<Object>) resource.getType();
ResourceObjectFactory<Object> factory;
String mappedName = resource.getMappedName();
if (mappedName == null) {
// by type
factory = new ResourceObjectFactory<Object>(type, optional, host);
} else {
factory = new ResourceObjectFactory<Object>(type, mappedName, optional, host);
}
component.addResourceFactory(name, factory);
}
}
}
private void handleProperties(ComponentDefinition<ImplementationJUnit> definition, JavaAtomicComponent component) {
for (PropertyValue<?> property : definition.getPropertyValues().values()) {
ObjectFactory<?> factory = property.getValueFactory();
if (factory != null) {
component.addPropertyFactory(property.getName(), factory);
}
}
}
protected Class<ImplementationJUnit> getImplementationType() {
return ImplementationJUnit.class;
}
}
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