/*

  * 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.io.formats.multi;

 import org.apache.hadoop.mapreduce.InputSplit;

 import java.io.IOException;

 /**

  * Helper InputSplit class which holds the information about input format

  * which owns this input split.

  *

  * Used only with input formats which wrap several input formats into one

  * ({@link MultiVertexInputFormat} and {@link MultiEdgeInputFormat})

  */

 class InputSplitWithInputFormatIndex extends InputSplit {

   /** Wrapped input split */

   private InputSplit split;

   /** Index of input format which owns the input split */

   private int inputFormatIndex;

   /**

    * Constructor

    *

    * @param split            Input split

    * @param inputFormatIndex Index of input format which owns the input split

    */

   InputSplitWithInputFormatIndex(InputSplit split, int inputFormatIndex) {

     this.inputFormatIndex = inputFormatIndex;

     this.split = split;

   }

   @Override

   public long getLength() throws IOException, InterruptedException {

     return split.getLength();

   }

   @Override

   public String[] getLocations() throws IOException, InterruptedException {

     return split.getLocations();

   }

   int getInputFormatIndex() {

     return inputFormatIndex;

   }

   InputSplit getSplit() {

     return split;

   }

 }