diff options
Diffstat (limited to 'sca-java-1.x/tags/kernel/2.0-alpha-incubating/core/src/main/java/org/apache/tuscany/core/implementation/processor/InitProcessor.java')
-rw-r--r-- | sca-java-1.x/tags/kernel/2.0-alpha-incubating/core/src/main/java/org/apache/tuscany/core/implementation/processor/InitProcessor.java | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/kernel/2.0-alpha-incubating/core/src/main/java/org/apache/tuscany/core/implementation/processor/InitProcessor.java b/sca-java-1.x/tags/kernel/2.0-alpha-incubating/core/src/main/java/org/apache/tuscany/core/implementation/processor/InitProcessor.java new file mode 100644 index 0000000000..d78632d496 --- /dev/null +++ b/sca-java-1.x/tags/kernel/2.0-alpha-incubating/core/src/main/java/org/apache/tuscany/core/implementation/processor/InitProcessor.java @@ -0,0 +1,61 @@ +/* + * 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.core.implementation.processor; + +import java.lang.reflect.Method; +import java.lang.reflect.Modifier; + +import org.osoa.sca.annotations.Init; + +import org.apache.tuscany.spi.deployer.DeploymentContext; +import org.apache.tuscany.spi.implementation.java.ImplementationProcessorExtension; +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.PojoComponentType; +import org.apache.tuscany.spi.implementation.java.ProcessingException; + +/** + * Processes the {@link @Init} annotation on a component implementation and updates the component type with the + * decorated initializer method + * + * @version $Rev$ $Date$ + */ +public class InitProcessor extends ImplementationProcessorExtension { + + public void visitMethod(Method method, + PojoComponentType<JavaMappedService, JavaMappedReference, JavaMappedProperty<?>> type, + DeploymentContext context) + throws ProcessingException { + Init annotation = method.getAnnotation(Init.class); + if (annotation == null) { + return; + } + if (method.getParameterTypes().length != 0) { + throw new IllegalInitException("Initializer must not have argments", method.toString()); + } + if (type.getInitMethod() != null) { + throw new DuplicateInitException("More than one initializer found on implementaton"); + } + if (Modifier.isProtected(method.getModifiers())) { + method.setAccessible(true); + } + type.setInitMethod(method); + } +} |