| /** |
| * 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; |
| |
| /** |
| * MXBean interface for TaskTracker |
| */ |
| public interface TaskTrackerMXBean { |
| |
| /** |
| * @return the hostname of the tasktracker |
| */ |
| String getHostname(); |
| |
| /** |
| * @return the version of the code base |
| */ |
| String getVersion(); |
| |
| /** |
| * @return the config version (from a config properties) |
| */ |
| String getConfigVersion(); |
| |
| /** |
| * @return the URL of the jobtracker |
| */ |
| String getJobTrackerUrl(); |
| |
| /** |
| * @return the RPC port of the tasktracker |
| */ |
| int getRpcPort(); |
| |
| /** |
| * @return the HTTP port of the tasktracker |
| */ |
| int getHttpPort(); |
| |
| /** |
| * @return the health status of the tasktracker |
| */ |
| boolean isHealthy(); |
| |
| /** |
| * @return a json formatted info about tasks of the tasktracker |
| */ |
| String getTasksInfoJson(); |
| |
| } |