001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *   http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.reef.wake.remote.impl;
020
021import org.apache.reef.wake.remote.Codec;
022
023/**
024 * Codec that performs identity transformation on bytes.
025 */
026public class ByteCodec implements Codec<byte[]> {
027
028  /**
029   * Returns the byte array argument.
030   *
031   * @param obj bytes
032   * @return the same bytes
033   */
034  @Override
035  public byte[] encode(final byte[] obj) {
036    return obj;
037  }
038
039  /**
040   * Returns the byte array argument.
041   *
042   * @param buf bytes
043   * @return the same bytes
044   */
045  @Override
046  public byte[] decode(final byte[] buf) {
047    return buf;
048  }
049
050}