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Diffstat (limited to '')
-rw-r--r-- | sca-java-2.x/tags/2.0.1-RC1/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ScopeProcessor.java | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ScopeProcessor.java b/sca-java-2.x/tags/2.0.1-RC1/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ScopeProcessor.java new file mode 100644 index 0000000000..dfc122c715 --- /dev/null +++ b/sca-java-2.x/tags/2.0.1-RC1/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ScopeProcessor.java @@ -0,0 +1,68 @@ +/* + * 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()); + } + } +} |