1 files changed, 119 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0.1-RC1/modules/binding-corba-runtime/src/main/java/org/apache/tuscany/sca/binding/corba/provider/types/util/TypeHelpersProxy.java b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-corba-runtime/src/main/java/org/apache/tuscany/sca/binding/corba/provider/types/util/TypeHelpersProxy.java
new file mode 100644
index 0000000000..ded82bf12e
--- /dev/null
+++ b/sca-java-2.x/tags/2.0.1-RC1/modules/binding-corba-runtime/src/main/java/org/apache/tuscany/sca/binding/corba/provider/types/util/TypeHelpersProxy.java
@@ -0,0 +1,119 @@
+/*
+ * 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.binding.corba.provider.types.util;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import org.apache.tuscany.sca.binding.corba.provider.types.NodeType;
+import org.apache.tuscany.sca.binding.corba.provider.types.TypeTreeNode;
+import org.omg.CORBA.portable.InputStream;
+import org.omg.CORBA.portable.OutputStream;
+
+/**
+ * @version $Rev$ $Date$
+ * Proxies getType(), write(), read() methods to appropriate TypeHelper implementation.
+ */
+public class TypeHelpersProxy {
+
+    /**
+     * Maps primitive types to its TypeHelper implementations
+     */
+    private static Map<Class<?>, TypeHelper> primitiveTypes = null;
+
+    /**
+     * Maps other types to its TypeHelper implementations
+     */
+    private static Map<NodeType, TypeHelper> complexTypes = null;
+
+    static {
+        // initiate type helpers
+        primitiveTypes = new HashMap<Class<?>, TypeHelper>();
+        complexTypes = new HashMap<NodeType, TypeHelper>();
+
+        primitiveTypes.put(boolean.class, new BooleanTypeHelper());
+        primitiveTypes.put(char.class, new CharTypeHelper());
+        primitiveTypes.put(byte.class, new ByteTypeHelper());
+        primitiveTypes.put(short.class, new ShortTypeHelper());
+        primitiveTypes.put(int.class, new IntTypeHelper());
+        primitiveTypes.put(long.class, new LongTypeHelper());
+        primitiveTypes.put(float.class, new FloatTypeHelper());
+        primitiveTypes.put(double.class, new DoubleTypeHelper());
+        primitiveTypes.put(String.class, new StringTypeHelper());
+        primitiveTypes.put(Boolean.class, primitiveTypes.get(boolean.class));
+        primitiveTypes.put(Character.class, primitiveTypes.get(char.class));
+        primitiveTypes.put(Byte.class, primitiveTypes.get(byte.class));
+        primitiveTypes.put(Short.class, primitiveTypes.get(short.class));
+        primitiveTypes.put(Integer.class, primitiveTypes.get(int.class));
+        primitiveTypes.put(Long.class, primitiveTypes.get(long.class));
+        primitiveTypes.put(Float.class, primitiveTypes.get(float.class));
+        primitiveTypes.put(Double.class, primitiveTypes.get(double.class));
+        primitiveTypes.put(String.class, primitiveTypes.get(String.class));
+        complexTypes.put(NodeType.array, new ArrayTypeHelper());
+        complexTypes.put(NodeType.struct, new StructTypeHelper());
+        complexTypes.put(NodeType.reference, new ReferenceTypeHelper());
+        complexTypes.put(NodeType.sequence, new SequenceTypeHelper());
+        complexTypes.put(NodeType.idl_enum, new EnumTypeHelper());
+        complexTypes.put(NodeType.exception, new StructTypeHelper());
+        complexTypes.put(NodeType.union, new UnionTypeHelper());
+    }
+
+    /**
+     * Gets type helper basing on given type
+     * 
+     * @param node
+     * @return
+     */
+    private static TypeHelper getTypeHelper(TypeTreeNode node) {
+        TypeHelper typeHelper = null;
+        NodeType type = node.getNodeType();
+        if (type.equals(NodeType.primitive)) {
+            typeHelper = primitiveTypes.get(node.getJavaClass());
+        } else {
+            typeHelper = complexTypes.get(type);
+        }
+        return typeHelper;
+    }
+
+    /**
+     * Proxies read method invocation to appropriate TypeHelper implementation.
+     * 
+     * @param node
+     * @param is
+     * @return
+     */
+    public static final Object read(TypeTreeNode node, InputStream is) {
+        TypeHelper helper = getTypeHelper(node);
+        return helper.read(node, is);
+    }
+
+    /**
+     * Proxies write method invocation to appropriate TypeHelper implementation.
+     * 
+     * @param node
+     * @param os
+     * @param data
+     */
+    public static final void write(TypeTreeNode node, OutputStream os, Object data) {
+        TypeHelper helper = getTypeHelper(node);
+        helper.write(node, os, data);
+    }
+
+}