Examples of HCatReader

org.apache.hcatalog.data.transfer.HCatReader
This abstract class is internal to HCatalog and abstracts away the notion of underlying system from which reads will be done.
org.apache.hive.hcatalog.data.transfer.HCatReader
This abstract class is internal to HCatalog and abstracts away the notion of underlying system from which reads will be done.

Examples of org.apache.hive.hcatalog.data.transfer.HCatReader

  }


  private ReaderContext runsInMaster(Map<String, String> config, boolean bogus)
    throws HCatException {
    ReadEntity entity = new ReadEntity.Builder().withTable("mytbl").build();
    HCatReader reader = DataTransferFactory.getHCatReader(entity, config);
    ReaderContext cntxt = reader.prepareRead();
    return cntxt;
  }

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Examples of org.apache.hive.hcatalog.data.transfer.HCatReader

    return cntxt;
  }


  private void runsInSlave(InputSplit split, Configuration config) throws HCatException {


    HCatReader reader = DataTransferFactory.getHCatReader(split, config);
    Iterator<HCatRecord> itr = reader.read();
    int i = 1;
    while (itr.hasNext()) {
      HCatRecord read = itr.next();
      HCatRecord written = getRecord(i++);
      // Argh, HCatRecord doesnt implement equals()

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Examples of org.apache.hive.hcatalog.data.transfer.HCatReader

  }


  private ReaderContext runsInMaster(Map<String, String> config, boolean bogus)
    throws HCatException {
    ReadEntity entity = new ReadEntity.Builder().withTable("mytbl").build();
    HCatReader reader = DataTransferFactory.getHCatReader(entity, config);
    ReaderContext cntxt = reader.prepareRead();
    return cntxt;
  }

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Examples of org.apache.hive.hcatalog.data.transfer.HCatReader

    return cntxt;
  }


  private void runsInSlave(ReaderContext cntxt, int slaveNum) throws  HCatException {


    HCatReader reader = DataTransferFactory.getHCatReader(cntxt, slaveNum);
    Iterator<HCatRecord> itr = reader.read();
    int i = 1;
    while (itr.hasNext()) {
      HCatRecord read = itr.next();
      HCatRecord written = getRecord(i++);
      // Argh, HCatRecord doesnt implement equals()

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Examples of org.apache.hive.hcatalog.data.transfer.HCatReader

    String[] inpSlitsToRead = args[1].split(",");
    List<InputSplit> splits = cntxt.getSplits();


    for (int i = 0; i < inpSlitsToRead.length; i++) {
      InputSplit split = splits.get(Integer.parseInt(inpSlitsToRead[i]));
      HCatReader reader = DataTransferFactory.getHCatReader(split, cntxt.getConf());
      Iterator<HCatRecord> itr = reader.read();
      File f = new File(args[2] + "-" + i);
      f.delete();
      BufferedWriter outFile = new BufferedWriter(new FileWriter(f));
      while (itr.hasNext()) {
        String rec = itr.next().toString().replaceFirst("\\s+$", "");

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Examples of org.apache.hive.hcatalog.data.transfer.HCatReader


  private static ReaderContext runsInMaster(Map<String, String> config) throws HCatException {


    ReadEntity.Builder builder = new ReadEntity.Builder();
    ReadEntity entity = builder.withTable(config.get("table")).build();
    HCatReader reader = DataTransferFactory.getHCatReader(entity, config);
    ReaderContext cntxt = reader.prepareRead();
    return cntxt;
  }

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