1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 */ 18 19 package org.apache.giraph.conf; 20 21 import org.apache.hadoop.mapreduce.Mapper; 22 23 /** 24 * Worker/Master/Mapper observer can implement this to get context set, to allow 25 * them to access job counters 26 */ 27 public interface ContextSettable { 28 /** 29 * Set context 30 * 31 * @param context Mapper context 32 */ 33 void setContext(Mapper<?, ?, ?, ?>.Context context); 34 }