/*
 * 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.cassandra.io;

import java.io.IOException;

import org.apache.cassandra.io.util.DataInputPlus;
import org.apache.cassandra.io.util.DataOutputPlus;

A serializer which forwards all its method calls to another serializer. Subclasses should override one or more
methods to modify the behavior of the backing serializer as desired per the decorator pattern.
/**
 * A serializer which forwards all its method calls to another serializer. Subclasses should override one or more
 * methods to modify the behavior of the backing serializer as desired per the decorator pattern.
 */
public abstract class ForwardingVersionedSerializer<T> implements IVersionedSerializer<T>
{
    protected ForwardingVersionedSerializer()
    {
    }

    
Returns the backing delegate instance that methods are forwarded to.
Params:
version – the server version
Returns:
the backing delegate instance that methods are forwarded to./**
     * Returns the backing delegate instance that methods are forwarded to.
     *
     * @param version the server version
     * @return the backing delegate instance that methods are forwarded to.
     */
    protected abstract IVersionedSerializer<T> delegate(int version);

    public void serialize(T t, DataOutputPlus out, int version) throws IOException
    {
        delegate(version).serialize(t, out, version);
    }

    public T deserialize(DataInputPlus in, int version) throws IOException
    {
        return delegate(version).deserialize(in, version);
    }

    public long serializedSize(T t, int version)
    {
        return delegate(version).serializedSize(t, version);
    }
}