| /** |
| * 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.hama.bsp; |
| |
| import java.io.IOException; |
| |
| import org.apache.hadoop.io.Writable; |
| |
| public interface InputSplit extends Writable { |
| |
| /** |
| * Get the total number of bytes in the data of the <code>InputSplit</code>. |
| * |
| * @return the number of bytes in the input split. |
| * @throws IOException |
| */ |
| long getLength() throws IOException; |
| |
| /** |
| * Get the list of hostnames where the input split is located. |
| * |
| * @return list of hostnames where data of the <code>InputSplit</code> is |
| * located as an array of <code>String</code>s. |
| * @throws IOException |
| */ |
| String[] getLocations() throws IOException; |
| } |