Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
VertexValueReader |
|
| 1.0;1 |
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.io; | |
20 | ||
21 | import org.apache.giraph.graph.Vertex; | |
22 | import org.apache.hadoop.io.Writable; | |
23 | import org.apache.hadoop.io.WritableComparable; | |
24 | import org.apache.hadoop.mapreduce.InputSplit; | |
25 | import org.apache.hadoop.mapreduce.TaskAttemptContext; | |
26 | ||
27 | import java.io.IOException; | |
28 | ||
29 | /** | |
30 | * Vertex reader for {@link org.apache.giraph.io.VertexValueInputFormat}. | |
31 | * | |
32 | * @param <I> Vertex id | |
33 | * @param <V> Vertex value | |
34 | */ | |
35 | 0 | public abstract class VertexValueReader<I extends WritableComparable, |
36 | V extends Writable> extends BasicVertexValueReader<I, V> { | |
37 | @Override | |
38 | public void initialize(InputSplit inputSplit, TaskAttemptContext context) | |
39 | throws IOException, InterruptedException { | |
40 | 0 | } |
41 | ||
42 | @Override | |
43 | public final Vertex<I, V, Writable> getCurrentVertex() throws IOException, | |
44 | InterruptedException { | |
45 | 0 | Vertex<I, V, Writable> vertex = getConf().createVertex(); |
46 | 0 | vertex.initialize(getCurrentVertexId(), getCurrentVertexValue()); |
47 | 0 | return vertex; |
48 | } | |
49 | } |