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JsonBase64VertexFormat xref
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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.formats;
20  
21  /**
22   * Keeps the vertex keys for the input/output vertex format
23   */
24  public class JsonBase64VertexFormat {
25    /** Vertex id key */
26    public static final String VERTEX_ID_KEY = "vertexId";
27    /** Vertex value key*/
28    public static final String VERTEX_VALUE_KEY = "vertexValue";
29    /** Edge value array key (all the edges are stored here) */
30    public static final String EDGE_ARRAY_KEY = "edgeArray";
31  
32    /**
33     * Don't construct.
34     */
35    private JsonBase64VertexFormat() { }
36  }