| /** |
| * 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 com.google.common.collect.ImmutableMap; |
| import org.apache.spark.Accumulator; |
| |
| import java.util.Map; |
| |
| public class SparkCounter extends Counters.Counter { |
| |
| private String group; |
| private String name; |
| private long value = 0; |
| private Accumulator<Map<String, Map<String, Long>>> accum; |
| |
| public SparkCounter(String group, String name, Accumulator<Map<String, Map<String, Long>>> accum) { |
| this.group = group; |
| this.name = name; |
| this.accum = accum; |
| } |
| |
| public SparkCounter(String group, String name, long value) { |
| this.group = group; |
| this.name = name; |
| this.value = value; |
| } |
| |
| @Override |
| public String getName() { |
| return name; |
| } |
| |
| @Override |
| public String getDisplayName() { |
| return name; |
| } |
| |
| @Override |
| public long getValue() { |
| return value; |
| } |
| |
| @Override |
| public long getCounter() { |
| return getValue(); |
| } |
| |
| @Override |
| public void increment(long inc) { |
| this.value += inc; |
| accum.add(ImmutableMap.<String, Map<String, Long>>of(group, ImmutableMap.of(name, inc))); |
| } |
| |
| @Override |
| public void setValue(long newValue) { |
| long delta = newValue - value; |
| accum.add(ImmutableMap.<String, Map<String, Long>>of(group, ImmutableMap.of(name, delta))); |
| this.value = newValue; |
| } |
| } |