From 132aa8a77685ec92bc90c03f987650d275a7b639 Mon Sep 17 00:00:00 2001
From: lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68>
Date: Mon, 30 Sep 2013 06:59:11 +0000
Subject: 2.0.1 RC1 release tag

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1527464 13f79535-47bb-0310-9956-ffa450edef68
---
 .../java/introspect/impl/ConstructorProcessor.java | 102 +++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 sca-java-2.x/tags/2.0.1-RC1/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ConstructorProcessor.java

(limited to 'sca-java-2.x/tags/2.0.1-RC1/modules/implementation-java/src/main/java/org/apache/tuscany/sca/implementation/java/introspect/impl/ConstructorProcessor.java')

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/ConstructorProcessor.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/ConstructorProcessor.java
new file mode 100644
index 0000000000..2017a9d75e
--- /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/ConstructorProcessor.java
@@ -0,0 +1,102 @@
+/*
+ * 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.Constructor;
+
+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.JavaConstructorImpl;
+import org.apache.tuscany.sca.implementation.java.JavaImplementation;
+import org.apache.tuscany.sca.implementation.java.JavaParameterImpl;
+import org.apache.tuscany.sca.implementation.java.introspect.BaseJavaClassVisitor;
+
+/**
+ * Handles processing of a constructor decorated with
+ * {@link org.oasisopen.sca.annotation.Constructor}
+ * 
+ * @version $Rev$ $Date$
+ */
+@SuppressWarnings("unchecked")
+public class ConstructorProcessor extends BaseJavaClassVisitor {
+    
+    public ConstructorProcessor(AssemblyFactory factory) {
+        super(factory);
+    }
+    
+    public ConstructorProcessor(ExtensionPointRegistry registry) {
+        super(registry);
+    }
+
+    @Override
+    public <T> void visitClass(Class<T> clazz, JavaImplementation type) throws IntrospectionException {
+        Constructor[] ctors = clazz.getConstructors();
+        boolean found = false;
+        for (Constructor constructor : ctors) {
+            JavaConstructorImpl<?> definition = new JavaConstructorImpl(constructor);
+            type.getConstructors().put(constructor, definition);
+            if (constructor.getAnnotation(org.oasisopen.sca.annotation.Constructor.class) != null) {
+                if (found) {
+                    throw new DuplicateConstructorException("[JCI50002] Multiple constructors marked with @Constructor", constructor);
+                }
+                found = true;
+                type.setConstructor(definition);
+            }
+        }
+    }
+
+    @Override
+    public <T> void visitConstructor(Constructor<T> constructor, JavaImplementation type)
+        throws IntrospectionException {
+        org.oasisopen.sca.annotation.Constructor annotation = constructor
+            .getAnnotation(org.oasisopen.sca.annotation.Constructor.class);
+        if (annotation == null) {
+            return;
+        }
+        JavaConstructorImpl<?> definition = type.getConstructor();
+        if (definition == null) {
+            definition = new JavaConstructorImpl(constructor);
+            type.setConstructor(definition);
+        }
+        JavaParameterImpl[] parameters = definition.getParameters();
+        
+        for (JavaParameterImpl p : parameters) {
+            if (!hasAnnotation(p)) {
+                throw new InvalidConstructorException("JCA90003 constructor parameters for class " + type.getName() + " must have @Property or @Reference annotation");
+            }
+        }
+
+        type.setConstructor(definition);
+    }
+
+    private boolean hasAnnotation(JavaParameterImpl p) {
+        if (p.getAnnotations() != null && p.getAnnotations().length > 0) {
+            return true;
+        }
+// TODO: need to verify JCA90003 as it seems like any annotation should be ok not just SCA ref or prop        
+//        if (p.getAnnotation(Reference.class) != null) {
+//            return true;
+//        }
+//        if (p.getAnnotation(Property.class) != null) {
+//            return true;
+//        }
+        return false;
+    }
+}
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