/*

  * 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.giraph.comm.requests;

 import java.io.DataInput;

 import java.io.DataOutput;

 import java.io.IOException;

 /**

  * Abstract request which has a byte array and task id of the sender as its

  * data

  */

 public abstract class ByteArrayWithSenderTaskIdRequest

     extends ByteArrayRequest {

   /** Task id of the sender of request */

   private int senderTaskId;

   /**

    * Constructor

    *

    * @param data Request data

    * @param senderTaskId Sender task id

    */

   public ByteArrayWithSenderTaskIdRequest(byte[] data, int senderTaskId) {

     super(data);

     this.senderTaskId = senderTaskId;

   }

   /**

    * Default constructor

    */

   public ByteArrayWithSenderTaskIdRequest() {

   }

   public int getSenderTaskId() {

     return senderTaskId;

   }

   @Override

   void writeRequest(DataOutput output) throws IOException {

     super.writeRequest(output);

     output.writeInt(senderTaskId);

   }

   @Override

   void readFieldsRequest(DataInput input) throws IOException {

     super.readFieldsRequest(input);

     senderTaskId = input.readInt();

   }

   @Override

   public int getSerializedSize() {

     return super.getSerializedSize() + 4;

   }

 }