Package com.facebook.hiveio.record

Examples of com.facebook.hiveio.record.HiveReadableRecord

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  private static HiveReadableRecord readSingleRecord(HiveInputDescription inputDesc)
      throws IOException, InterruptedException {
    Iterator<HiveReadableRecord> iter = HiveInput.readTable(inputDesc).iterator();
    assertTrue(iter.hasNext());
    HiveReadableRecord record = iter.next();
    assertFalse(iter.hasNext());
    return record;
  }
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    List<HiveWritableRecord> writeRecords = Lists.newArrayList();
    HiveWritableRecord r1 = HiveRecordFactory.newWritableRecord(schema);
    writeRecords.add(r1);

    HiveReadableRecord readRecord;

    r1.set(1, (byte) 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getShort(1));

    recreateTable();
    r1.set(1, (short) 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getShort(1));

    recreateTable();
    r1.set(2, (byte) 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getInt(2));

    recreateTable();
    r1.set(2, (short) 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getInt(2));

    recreateTable();
    r1.set(2, 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getInt(2));

    recreateTable();
    r1.set(3, (byte) 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getLong(3));

    recreateTable();
    r1.set(3, (short) 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getLong(3));

    recreateTable();
    r1.set(3, 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getLong(3));

    recreateTable();
    r1.set(3, 4L);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getLong(3));

    recreateTable();
    r1.set(4, (byte) 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getFloat(4), DELTA);

    recreateTable();
    r1.set(4, (short) 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getFloat(4), DELTA);

    recreateTable();
    r1.set(4, 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getFloat(4), DELTA);

    recreateTable();
    r1.set(4, 4L);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getFloat(4), DELTA);

    recreateTable();
    r1.set(4, 4.2f);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4.2, readRecord.getFloat(4), DELTA);

    recreateTable();
    r1.set(5, (byte) 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getDouble(5), DELTA);

    recreateTable();
    r1.set(5, (short) 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getDouble(5), DELTA);

    recreateTable();
    r1.set(5, 4);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getDouble(5), DELTA);

    recreateTable();
    r1.set(5, 4L);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4, readRecord.getDouble(5), DELTA);

    recreateTable();
    r1.set(5, 4.2f);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4.2, readRecord.getDouble(5), DELTA);

    recreateTable();
    r1.set(5, 4.2d);
    HiveOutput.writeTable(outputDesc, writeRecords);
    readRecord = readSingleRecord(inputDesc);
    assertEquals(4.2, readRecord.getDouble(5), DELTA);
  }
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    recordReader = context.hiveApiInputFormat.createRecordReader(split, taskContext);
    recordReader.initialize(split, taskContext);

    int rowsParsed = 0;
    while (recordReader.nextKeyValue() && !context.limitReached(args.limit)) {
      HiveReadableRecord record = recordReader.getCurrentValue();
      if (args.parser.parseOnly) {
        rowParser.parse(record);
      } else {
        recordPrinter.printRecord(record, context.schema.numColumns(), context, args);
      }
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    Iterator<HiveReadableRecord> records = HiveInput.readTable(inputDesc).iterator();

    int expected[] = { -1, 1, 2, -1, 1 };

    assertTrue(records.hasNext());
    HiveReadableRecord record = records.next();
    Assert.assertEquals(expected[record.getInt(0)], record.getInt(1));

    assertTrue(records.hasNext());
    record = records.next();
    Assert.assertEquals(expected[record.getInt(0)], record.getInt(1));

    assertTrue(records.hasNext());
    record = records.next();
    Assert.assertEquals(expected[record.getInt(0)], record.getInt(1));

    assertFalse(records.hasNext());
  }
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    expected[3] = ImmutableSet.of(15,16,11,12,13,14);
    expected[4] = ImmutableSet.of(17,18,13,14,15,16);

    for (int i = 0; i < rows; ++i) {
      assertTrue(records.hasNext());
      HiveReadableRecord record = records.next();
      assertEquals(expected[record.getInt(0)], record.getMap(1).keySet());
    }

    assertFalse(records.hasNext());
  }
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    Parsers.FORCE_PARSER.set(conf, parserClass);
    Iterator<HiveReadableRecord> records = HiveInput.readTable(inputDesc, conf).iterator();

    assertTrue(records.hasNext());

    HiveReadableRecord record = records.next();
    assertEquals(record.getClass(), recordClass);

    assertEquals(1, record.getByte(0));
    checkGetOthersThrows(record, 0, HiveType.BYTE);

    assertEquals(2, record.getShort(1));
    checkGetOthersThrows(record, 1, HiveType.SHORT);

    assertEquals(3, record.getInt(2));
    checkGetOthersThrows(record, 2, HiveType.INT);

    assertEquals(4, record.getLong(3));
    checkGetOthersThrows(record, 3, HiveType.LONG);

    assertEquals(true, record.getBoolean(4));
    checkGetOthersThrows(record, 4, HiveType.BOOLEAN);

    assertEquals(5.5, record.getFloat(5), DELTA);
    checkGetOthersThrows(record, 5, HiveType.FLOAT);

    assertEquals(6.6, record.getDouble(6), DELTA);
    checkGetOthersThrows(record, 6, HiveType.DOUBLE);

    assertEquals("foo", record.getString(7));
    checkGetOthersThrows(record, 7, HiveType.STRING);

    List<Long> list = record.getList(8);
    assertEquals(3, list.size());
    assertEquals(1, (long) list.get(0));
    assertEquals(2, (long) list.get(1));
    assertEquals(3, (long) list.get(2));

    Map<String, Float> map = record.getMap(9);
    assertEquals(2, map.size());
    assertEquals(1.1, map.get("foo"), DELTA);
    assertEquals(2.2, map.get("bar"), DELTA);

    assertFalse(records.hasNext());
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      throws IOException, InterruptedException {
    Iterator<HiveReadableRecord> records = HiveInput.readTable(inputDesc).iterator();

    assertTrue(records.hasNext());

    HiveReadableRecord record = records.next();
    assertEquals(Long.class, record.get(0).getClass());
    assertEquals(Double.class, record.get(1).getClass());
    assertEquals(1, record.getInt(0));
    assertEquals(1.1, record.getDouble(1));

    assertTrue(records.hasNext());
    record = records.next();
    assertEquals(2, record.getInt(0));
    assertEquals(2.2, record.getDouble(1));

    assertFalse(records.hasNext());
  }
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  {
    Iterator<HiveReadableRecord> readRecords = HiveInput.readTable(inputDesc).iterator();

    assertTrue(readRecords.hasNext());

    HiveReadableRecord record = readRecords.next();
    assertEquals(Long.class, record.get(0).getClass());
    assertEquals(Double.class, record.get(1).getClass());
    assertEquals(1, record.getInt(0));
    assertEquals(1.1, record.getDouble(1));

    assertTrue(readRecords.hasNext());
    record = readRecords.next();
    assertEquals(2, record.getInt(0));
    assertEquals(2.2, record.getDouble(1));

    assertFalse(readRecords.hasNext());
  }
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  • com.facebook.hiveio.input.InputTest
  • com.facebook.hiveio.output.OutputTest
  • com.facebook.hiveio.output.TypeUpgradeTest
  • com.facebook.hiveio.tailer.Tailer
  • com.facebook.hiveio.tailer.TailerCmd
  • org.apache.giraph.hive.input.edge.SimpleHiveToEdge
  • org.apache.giraph.hive.input.mapping.SimpleHiveToMapping
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  • org.apache.giraph.hive.jython.TestHiveJythonComplexTypes
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