From e5b7380c874745c989d1816b8f552504f038e1bc Mon Sep 17 00:00:00 2001
From: lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>
Date: Thu, 26 Sep 2013 20:33:20 +0000
Subject: 2.0 branch for possible maintenance release

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1526672 13f79535-47bb-0310-9956-ffa450edef68
---
 .../java/introspect/impl/InitProcessor.java        | 67 ++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 sca-java-2.x/branches/2.0/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/InitProcessor.java

(limited to 'sca-java-2.x/branches/2.0/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/InitProcessor.java')

diff --git a/sca-java-2.x/branches/2.0/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/InitProcessor.java b/sca-java-2.x/branches/2.0/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/InitProcessor.java
new file mode 100644
index 0000000000..a5227fc4f5
--- /dev/null
+++ b/sca-java-2.x/branches/2.0/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/InitProcessor.java
@@ -0,0 +1,67 @@
+/*
+ * 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 java.lang.reflect.Method;
+import java.lang.reflect.Modifier;
+
+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.introspect.BaseJavaClassVisitor;
+import org.oasisopen.sca.annotation.Init;
+
+/**
+ * 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 BaseJavaClassVisitor {
+    
+    public InitProcessor(AssemblyFactory factory) {
+        super(factory);
+    }
+
+    public InitProcessor(ExtensionPointRegistry registry) {
+        super(registry);
+    }    
+
+    @Override
+    public void visitMethod(Method method, JavaImplementation type) throws IntrospectionException {
+        Init annotation = method.getAnnotation(Init.class);
+        if (annotation == null) {
+            return;
+        }
+        if (method.getParameterTypes().length != 0) {
+            throw new IllegalInitException("[JCA90008] Initializer must not have argments", method);
+        }
+        if(!method.getReturnType().equals(void.class)) {
+            throw new IllegalInitException("Initializer must return void.", method);
+        }
+        if (type.getInitMethod() != null) {
+            throw new DuplicateInitException("More than one initializer found on implementaton");
+        }
+        if (!Modifier.isPublic(method.getModifiers())) {
+            throw new IllegalInitException("Initializer must be a public method. Invalid annotation @Init found on "+method);
+        }
+        type.setInitMethod(method);
+    }
+}
-- 
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