Package org.apache.wayang.giraph.Algorithm

Class PageRankAlgorithm.PageRankVertexReader

java.lang.Object
org.apache.giraph.conf.DefaultImmutableClassesGiraphConfigurable<I,V,E>
org.apache.giraph.worker.WorkerAggregatorDelegator<I,V,E>
org.apache.giraph.io.VertexReader<I,V,E>
org.apache.giraph.examples.GeneratedVertexReader<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.DoubleWritable,org.apache.hadoop.io.FloatWritable>
org.apache.wayang.giraph.Algorithm.PageRankAlgorithm.PageRankVertexReader
All Implemented Interfaces:
org.apache.giraph.aggregators.AggregatorUsage, org.apache.giraph.conf.GiraphConfigurationSettable<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.DoubleWritable,org.apache.hadoop.io.FloatWritable>, org.apache.giraph.conf.ImmutableClassesGiraphConfigurable<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.DoubleWritable,org.apache.hadoop.io.FloatWritable>, org.apache.giraph.worker.WorkerAggregatorUsage, org.apache.giraph.worker.WorkerBroadcastUsage, org.apache.giraph.worker.WorkerGlobalCommUsage, org.apache.giraph.worker.WorkerReduceUsage
Enclosing class:
PageRankAlgorithm
public static class PageRankAlgorithm.PageRankVertexReader extends org.apache.giraph.examples.GeneratedVertexReader<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.DoubleWritable,org.apache.hadoop.io.FloatWritable>
Simple VertexReader that supports PageRankAlgorithm

  • Field Summary

    Fields inherited from class org.apache.giraph.examples.GeneratedVertexReader

    inputSplit, READER_VERTICES, recordsRead, REVERSE_ID_ORDER, reverseIdOrder, totalRecords

  • Constructor Summary

    Constructors
    Constructor
    Description
    PageRankVertexReader()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    org.apache.giraph.graph.Vertex<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.DoubleWritable,org.apache.hadoop.io.FloatWritable>
    getCurrentVertex()
     
    boolean
    nextVertex()
     

    Methods inherited from class org.apache.giraph.examples.GeneratedVertexReader

    close, getProgress, initialize

    Methods inherited from class org.apache.giraph.worker.WorkerAggregatorDelegator

    aggregate, getAggregatedValue, getBroadcast, reduce, reduceMerge, setWorkerGlobalCommUsage

    Methods inherited from class org.apache.giraph.conf.DefaultImmutableClassesGiraphConfigurable

    getConf, setConf

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Constructor Details

    • PageRankVertexReader

      public PageRankVertexReader()

  • Method Details

    • nextVertex

      public boolean nextVertex()
      Specified by:
      nextVertex in class org.apache.giraph.io.VertexReader<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.DoubleWritable,org.apache.hadoop.io.FloatWritable>

    • getCurrentVertex

      public org.apache.giraph.graph.Vertex<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.DoubleWritable,org.apache.hadoop.io.FloatWritable> getCurrentVertex() throws IOException
      Specified by:
      getCurrentVertex in class org.apache.giraph.io.VertexReader<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.DoubleWritable,org.apache.hadoop.io.FloatWritable>
      Throws:
      IOException