| /* |
| * 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.giraph.debugger.instrumenter.test.basecompute; |
| |
| import java.io.IOException; |
| |
| import org.apache.giraph.graph.BasicComputation; |
| import org.apache.giraph.graph.Vertex; |
| import org.apache.hadoop.io.DoubleWritable; |
| import org.apache.hadoop.io.FloatWritable; |
| import org.apache.hadoop.io.LongWritable; |
| |
| /** |
| * TODO(semih, jaeho): What's this class used for? |
| */ |
| public abstract class BaseComputation extends BasicComputation<LongWritable, |
| DoubleWritable, FloatWritable, DoubleWritable> { |
| |
| @Override |
| public final void compute( |
| Vertex<LongWritable, DoubleWritable, FloatWritable> vertex, |
| Iterable<DoubleWritable> messages) throws IOException { |
| collect(vertex, messages); |
| signal(vertex, messages); |
| vertex.voteToHalt(); |
| } |
| |
| /** |
| * TODO(semih, jaeho): Fill in. |
| * @param vertex |
| * @param messages |
| */ |
| protected abstract void signal( |
| Vertex<LongWritable, DoubleWritable, FloatWritable> vertex, |
| Iterable<DoubleWritable> messages); |
| |
| /** |
| * TODO(semih, jaeho): Fill in. |
| * @param vertex |
| * @param messages |
| */ |
| protected abstract void collect( |
| Vertex<LongWritable, DoubleWritable, FloatWritable> vertex, |
| Iterable<DoubleWritable> messages); |
| |
| } |