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/*
 * Copyright 1999-2011 Alibaba Group.
 *  
 * Licensed 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 com.alibaba.dubbo.common.serialize.support.hessian;

import java.io.IOException;
import java.io.InputStream;
import java.lang.reflect.Type;

import com.alibaba.com.caucho.hessian.io.Hessian2Input;
import com.alibaba.dubbo.common.serialize.ObjectInput;

/**
 * Hessian2 Object input.
 * 
 * @author qian.lei
 */

public class Hessian2ObjectInput implements ObjectInput
{
	private final Hessian2Input mH2i;

	public Hessian2ObjectInput(InputStream is)
	{
		mH2i = new Hessian2Input(is);
		mH2i.setSerializerFactory(Hessian2SerializerFactory.SERIALIZER_FACTORY);
	}

	public boolean readBool() throws IOException
	{
		return mH2i.readBoolean();
	}

	public byte readByte() throws IOException
	{
		return (byte)mH2i.readInt();
	}

	public short readShort() throws IOException
	{
		return (short)mH2i.readInt();
	}

	public int readInt() throws IOException
	{
		return mH2i.readInt();
	}

	public long readLong() throws IOException
	{
		return mH2i.readLong();
	}

	public float readFloat() throws IOException
	{
		return (float)mH2i.readDouble();
	}

	public double readDouble() throws IOException
	{
		return mH2i.readDouble();
	}

	public byte[] readBytes() throws IOException
	{
		return mH2i.readBytes();
	}

	public String readUTF() throws IOException
	{
		return mH2i.readString();
	}

	public Object readObject() throws IOException
	{
		return mH2i.readObject();
	}

	@SuppressWarnings("unchecked")
	public  T readObject(Class cls) throws IOException,
			ClassNotFoundException {
		return (T) mH2i.readObject(cls);
	}

    public  T readObject(Class cls, Type type) throws IOException,ClassNotFoundException
    {
        return readObject(cls);
    }

}