Package org.apache.tez.mapreduce.input

Examples of org.apache.tez.mapreduce.input.MRInput

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      if (getContext().getTaskVertexName().equals("map3")) {
        inUnion = false;
      }
      Preconditions.checkArgument(getOutputs().size() == (inUnion ? 2 : 1));
      Preconditions.checkArgument(getOutputs().containsKey("checker"));
      MRInput input = (MRInput) getInputs().values().iterator().next();
      KeyValueReader kvReader = input.getReader();
      Output output =  getOutputs().get("checker");
      KeyValueWriter kvWriter = (KeyValueWriter) output.getWriter();
      MROutput parts = null;
      KeyValueWriter partsWriter = null;
      if (inUnion) {
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      for (LogicalOutput output : outputs.values()) {
        output.start();
      }
      Preconditions.checkArgument(inputs.size() == 1);
      Preconditions.checkArgument(outputs.size() == 1);
      MRInput input = (MRInput) inputs.values().iterator().next();
      KeyValueReader kvReader = input.getReader();
      OnFileSortedOutput output = (OnFileSortedOutput) outputs.values().iterator().next();
      KeyValueWriter kvWriter = (KeyValueWriter) output.getWriter();
      while (kvReader.next()) {
        StringTokenizer itr = new StringTokenizer(kvReader.getCurrentValue().toString());
        while (itr.hasMoreTokens()) {
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      if (context.getTaskVertexName().equals("map3")) {
        inUnion = false;
      }
      Preconditions.checkArgument(outputs.size() == (inUnion ? 2 : 1));
      Preconditions.checkArgument(outputs.containsKey("checker"));
      MRInput input = (MRInput) inputs.values().iterator().next();
      KeyValueReader kvReader = input.getReader();
      OnFileSortedOutput output = (OnFileSortedOutput) outputs.get("checker");
      KeyValueWriter kvWriter = output.getWriter();
      MROutput parts = null;
      KeyValueWriter partsWriter = null;
      if (inUnion) {
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      for (LogicalOutput output : outputs.values()) {
        output.start();
      }
      Preconditions.checkArgument(inputs.size() == 1);
      Preconditions.checkArgument(outputs.size() == 1);
      MRInput input = (MRInput) inputs.values().iterator().next();
      KeyValueReader kvReader = input.getReader();
      OnFileSortedOutput output = (OnFileSortedOutput) outputs.values().iterator().next();
      KeyValueWriter kvWriter = (KeyValueWriter) output.getWriter();
      while (kvReader.next()) {
        StringTokenizer itr = new StringTokenizer(kvReader.getCurrentValue().toString());
        while (itr.hasMoreTokens()) {
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Related Classes of org.apache.tez.mapreduce.input.MRInput

  • org.apache.hadoop.conf.Configuration
  • org.apache.hadoop.fs.FileSystem
  • org.apache.hadoop.fs.FSDataInputStream
  • org.apache.hadoop.fs.Path
  • org.apache.hadoop.io.serializer.SerializationFactory
  • org.apache.hadoop.mapred.FileSplit
  • org.apache.hadoop.mapred.JobConf
  • org.apache.hadoop.mapred.TaskAttemptID
  • org.apache.hadoop.mapred.TaskID
  • org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitIndex
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