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 }