| /** |
| * 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.yarn.client.cli; |
| |
| import java.io.PrintStream; |
| |
| import org.apache.hadoop.conf.Configured; |
| import org.apache.hadoop.util.Tool; |
| import org.apache.hadoop.yarn.client.YarnClient; |
| import org.apache.hadoop.yarn.client.YarnClientImpl; |
| import org.apache.hadoop.yarn.conf.YarnConfiguration; |
| |
| public abstract class YarnCLI extends Configured implements Tool { |
| |
| public static final String STATUS_CMD = "status"; |
| public static final String LIST_CMD = "list"; |
| public static final String KILL_CMD = "kill"; |
| protected PrintStream sysout; |
| protected PrintStream syserr; |
| protected YarnClient client; |
| |
| public YarnCLI() { |
| super(new YarnConfiguration()); |
| client = new YarnClientImpl(); |
| client.init(getConf()); |
| client.start(); |
| } |
| |
| public void setSysOutPrintStream(PrintStream sysout) { |
| this.sysout = sysout; |
| } |
| |
| public void setSysErrPrintStream(PrintStream syserr) { |
| this.syserr = syserr; |
| } |
| |
| public YarnClient getClient() { |
| return client; |
| } |
| |
| public void setClient(YarnClient client) { |
| this.client = client; |
| } |
| |
| public void stop() { |
| this.client.stop(); |
| } |
| } |