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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.implementation.java.introspect.impl;
import org.apache.tuscany.sca.assembly.AssemblyFactory;
import org.apache.tuscany.sca.core.ExtensionPointRegistry;
import org.apache.tuscany.sca.implementation.java.IntrospectionException;
import org.apache.tuscany.sca.implementation.java.JavaImplementation;
import org.apache.tuscany.sca.implementation.java.JavaScopeImpl;
import org.apache.tuscany.sca.implementation.java.introspect.BaseJavaClassVisitor;
/**
* Processes the {@link JavaScopeImpl} annotation and updates the component type with the corresponding implmentation scope
*
* @version $Rev$ $Date$
*/
public class ScopeProcessor extends BaseJavaClassVisitor {
public ScopeProcessor(AssemblyFactory factory) {
super(factory);
}
public ScopeProcessor(ExtensionPointRegistry registry) {
super(registry);
}
@Override
public <T> void visitClass(Class<T> clazz,
JavaImplementation type)
throws IntrospectionException {
org.oasisopen.sca.annotation.Scope annotation = clazz.getAnnotation(org.oasisopen.sca.annotation.Scope.class);
if (annotation == null) {
type.setJavaScope(JavaScopeImpl.STATELESS);
return;
}
String name = annotation.value();
JavaScopeImpl scope;
if ("COMPOSITE".equals(name)) {
scope = JavaScopeImpl.COMPOSITE;
} else if ("STATELESS".equals(name)) {
scope = JavaScopeImpl.STATELESS;
} else {
scope = JavaScopeImpl.INVALID;
}
type.setJavaScope(scope);
if (type.getJavaScope().equals(JavaScopeImpl.INVALID)) {
throw new IntrospectionException("Invalid scope :" + name + " for " + type.getName());
}
}
}
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