Examples of org.apache.tez.runtime.library.conf.UnorderedKVEdgeConfig$Builder

Package org.apache.tez.runtime.library.conf

Examples of org.apache.tez.runtime.library.conf.UnorderedKVEdgeConfig$Builder

org.apache.tez.runtime.library.conf.UnorderedKVEdgeConfig
Configure payloads for the UnorderedKVOutput and UnorderedKVInput pair
Values will be picked up from tez-site if not specified, otherwise defaults from {@link org.apache.tez.runtime.library.api.TezRuntimeConfiguration} will be used.

       * keys of the hash side.
       * Using an unpartitioned edge to transfer the complete output of the hash side to be 
       * broadcasted to all fragments of the streamed side. Again, since the data is the key, the 
       * value is null.
       */
      UnorderedKVEdgeConfig broadcastConf = UnorderedKVEdgeConfig.newBuilder(Text.class.getName(),
          NullWritable.class.getName()).build();
      hashSideEdgeProperty = broadcastConf.createDefaultBroadcastEdgeProperty();
    } else {
      /**
       * The hash side is also being partitioned into fragments with the same key going to the same
       * fragment using hash partitioning. This way all keys with the same hash value will go to the
       * same fragment from both sides. Thus the join task handling that fragment can join both data

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        "MROutput",
        new DataSinkDescriptor(OutputDescriptor.create(MROutput.class.getName())
            .setUserPayload(TezUtils.createUserPayloadFromConf(stage2Conf)),
            OutputCommitterDescriptor.create(MROutputCommitter.class.getName()), null));


    UnorderedKVEdgeConfig edgeConf = UnorderedKVEdgeConfig
        .newBuilder(Text.class.getName(), TextLongPair.class.getName()).build();


    DAG dag = DAG.create("FilterLinesByWord");
    Edge edge =
        Edge.create(stage1Vertex, stage2Vertex, edgeConf.createDefaultOneToOneEdgeProperty());
    dag.addVertex(stage1Vertex).addVertex(stage2Vertex).addEdge(edge);


    LOG.info("Submitting DAG to Tez Session");
    DAGClient dagClient = tezSession.submitDAG(dag);
    LOG.info("Submitted DAG to Tez Session");

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        ProcessorDescriptor.create(
            OneToOneProcessor.class.getName()).setUserPayload(procPayload));
    oneToOneVertex.setVertexManagerPlugin(
        VertexManagerPluginDescriptor.create(InputReadyVertexManager.class.getName()));


    UnorderedKVEdgeConfig edgeConf = UnorderedKVEdgeConfig
        .newBuilder(Text.class.getName(), IntWritable.class.getName()).build();


    DAG dag = DAG.create("BroadcastAndOneToOneExample");
    dag.addVertex(inputVertex)
        .addVertex(broadcastVertex)
        .addVertex(oneToOneVertex)
        .addEdge(
            Edge.create(inputVertex, oneToOneVertex, edgeConf.createDefaultOneToOneEdgeProperty()))
        .addEdge(
            Edge.create(broadcastVertex, oneToOneVertex,
                edgeConf.createDefaultBroadcastEdgeProperty()));
    return dag;
  }

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        .setUserPayload(TezUtils.createUserPayloadFromConf(stage2Conf));
    OutputCommitterDescriptor ocd =
        OutputCommitterDescriptor.create(MROutputCommitter.class.getName());
    stage2Vertex.addDataSink("MROutput", new DataSinkDescriptor(od, ocd, null));


    UnorderedKVEdgeConfig edgeConf = UnorderedKVEdgeConfig
        .newBuilder(Text.class.getName(), TextLongPair.class.getName()).build();


    DAG dag = DAG.create("FilterLinesByWord");
    Edge edge =
        Edge.create(stage1Vertex, stage2Vertex, edgeConf.createDefaultBroadcastEdgeProperty());
    dag.addVertex(stage1Vertex).addVertex(stage2Vertex).addEdge(edge);


    LOG.info("Submitting DAG to Tez Session");
    DAGClient dagClient = tezSession.submitDAG(dag);
    LOG.info("Submitted DAG to Tez Session");

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    Map<String, String> partitionerConf;


    EdgeType edgeType = edgeProp.getEdgeType();
    switch (edgeType) {
    case BROADCAST_EDGE:
      UnorderedKVEdgeConfig et1Conf = UnorderedKVEdgeConfig
          .newBuilder(keyClass, valClass)
          .setFromConfiguration(conf)
          .setKeySerializationClass(TezBytesWritableSerialization.class.getName(), null)
          .setValueSerializationClass(TezBytesWritableSerialization.class.getName(), null)
          .build();
      return et1Conf.createDefaultBroadcastEdgeProperty();
    case CUSTOM_EDGE:
      assert partitionerClassName != null;
      partitionerConf = createPartitionerConf(partitionerClassName, conf);
      UnorderedPartitionedKVEdgeConfig et2Conf = UnorderedPartitionedKVEdgeConfig
          .newBuilder(keyClass, valClass, MRPartitioner.class.getName(), partitionerConf)

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