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/*
* 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);
}
}
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