| /* |
| * 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.pig.backend.hadoop.executionengine.mapReduceLayer; |
| |
| import org.apache.hadoop.mapreduce.Counter; |
| import org.apache.hadoop.mapreduce.TaskInputOutputContext; |
| import org.apache.pig.backend.hadoop.executionengine.TaskContext; |
| |
| public class MRTaskContext extends TaskContext<TaskInputOutputContext<?,?,?,?>> { |
| private TaskInputOutputContext<?,?,?,?> context; |
| |
| public MRTaskContext(TaskInputOutputContext<?,?,?,?> context) { |
| this.context = context; |
| } |
| |
| @Override |
| public TaskInputOutputContext<?,?,?,?> get() { |
| return context; |
| } |
| |
| @Override |
| public Counter getCounter(Enum<?> name) { |
| if (context == null) { |
| return null; |
| } |
| return context.getCounter(name); |
| } |
| |
| @Override |
| public Counter getCounter(String group, String name) { |
| if (context == null) { |
| return null; |
| } |
| return context.getCounter(group, name); |
| } |
| |
| @Override |
| public boolean incrCounter(Enum<?> name, long delta) { |
| if (context == null) { |
| return false; |
| } |
| Counter counter = context.getCounter(name); |
| counter.increment(delta); |
| return true; |
| } |
| |
| @Override |
| public boolean incrCounter(String group, String name, long delta) { |
| if (context == null) { |
| return false; |
| } |
| Counter counter = context.getCounter(group, name); |
| counter.increment(delta); |
| return true; |
| } |
| |
| public void progress() { |
| if (context == null) { |
| return; |
| } |
| context.progress(); |
| } |
| |
| public void setStatus(String status) { |
| if (context == null) { |
| return; |
| } |
| context.setStatus(status); |
| } |
| } |