| /** |
| * 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.hadoop.mapred; |
| |
| import java.io.IOException; |
| |
| import org.apache.hadoop.conf.Configuration; |
| |
| /* |
| * A simple interface for a client MR cluster used for testing. This interface |
| * provides basic methods which are independent of the underlying Mini Cluster ( |
| * either through MR1 or MR2). |
| */ |
| public interface MiniMRClientCluster { |
| |
| public void start() throws IOException; |
| |
| /** |
| * Stop and start back the cluster using the same configuration. |
| */ |
| public void restart() throws IOException; |
| |
| public void stop() throws IOException; |
| |
| public Configuration getConfig() throws IOException; |
| |
| } |