Package org.apache.hadoop.hive.accumulo

Examples of org.apache.hadoop.hive.accumulo.LazyAccumuloRow

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    serde.initialize(conf, properties);
    AccumuloHiveRow row = new AccumuloHiveRow();
    row.setRowId("r1");
    Object obj = serde.deserialize(row);
    assertTrue(obj instanceof LazyAccumuloRow);
    LazyAccumuloRow lazyRow = (LazyAccumuloRow) obj;
    lazyRow.getField(0);
  }
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    Object obj = serde.deserialize(row);

    assertNotNull(obj);
    assertTrue(obj instanceof LazyAccumuloRow);

    LazyAccumuloRow lazyRow = (LazyAccumuloRow) obj;
    Object field0 = lazyRow.getField(0);
    assertNotNull(field0);
    assertTrue(field0 instanceof LazyString);
    assertEquals(row.getRowId(), ((LazyString) field0).getWritableObject().toString());

    Object field1 = lazyRow.getField(1);
    assertNotNull(field1);
    assertTrue(field1 instanceof LazyArray);
    LazyArray array = (LazyArray) field1;

    List<Object> values = array.getList();
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    Object obj = serde.deserialize(row);

    assertNotNull(obj);
    assertTrue(obj instanceof LazyAccumuloRow);

    LazyAccumuloRow lazyRow = (LazyAccumuloRow) obj;
    Object field0 = lazyRow.getField(0);
    assertNotNull(field0);
    assertTrue(field0 instanceof LazyString);
    assertEquals(row.getRowId(), ((LazyString) field0).getWritableObject().toString());

    Object field1 = lazyRow.getField(1);
    assertNotNull(field1);
    assertTrue(field1 instanceof LazyMap);
    LazyMap map = (LazyMap) field1;

    Map<Object,Object> untypedMap = map.getMap();
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    row.add("cf", "f2", "v2".getBytes());

    Object obj = serde.deserialize(row);
    assertTrue(obj instanceof LazyAccumuloRow);

    LazyAccumuloRow lazyRow = (LazyAccumuloRow) obj;
    Object field0 = lazyRow.getField(0);
    assertNotNull(field0);
    assertTrue(field0 instanceof LazyString);
    assertEquals(field0.toString(), "r1");

    Object field1 = lazyRow.getField(1);
    assertNotNull(field1);
    assertTrue("Expected instance of LazyString but was " + field1.getClass(),
        field1 instanceof LazyString);
    assertEquals(field1.toString(), "v1");

    Object field2 = lazyRow.getField(2);
    assertNotNull(field2);
    assertTrue(field2 instanceof LazyString);
    assertEquals(field2.toString(), "v2");
  }
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    row.add("cf", "f1", "v1".getBytes());

    Object obj = serde.deserialize(row);
    assertTrue(obj instanceof LazyAccumuloRow);

    LazyAccumuloRow lazyRow = (LazyAccumuloRow) obj;
    Object field0 = lazyRow.getField(0);
    assertNotNull(field0);
    assertTrue(field0 instanceof LazyStruct);
    LazyStruct struct = (LazyStruct) field0;
    List<Object> fields = struct.getFieldsAsList();
    assertEquals(3, fields.size());
    for (int i = 0; i < fields.size(); i++) {
      assertEquals(LazyString.class, fields.get(i).getClass());
      assertEquals("p" + (i + 1), fields.get(i).toString());
    }

    Object field1 = lazyRow.getField(1);
    assertNotNull(field1);
    assertTrue("Expected instance of LazyString but was " + field1.getClass(),
        field1 instanceof LazyString);
    assertEquals(field1.toString(), "v1");
  }
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    Assert.assertEquals("foo", new String(update.getValue()));

    AccumuloHiveRow haRow = new AccumuloHiveRow(new String(m.getRow()));
    haRow.add("cf", "cq", "foo".getBytes());

    LazyAccumuloRow lazyAccumuloRow = new LazyAccumuloRow(structOI);
    lazyAccumuloRow.init(haRow, accumuloSerDeParams.getColumnMappings(),
        accumuloSerDeParams.getRowIdFactory());

    List<Object> objects = lazyAccumuloRow.getFieldsAsList();
    Assert.assertEquals(2, objects.size());

    Assert.assertEquals("foo", objects.get(1).toString());

    LazyStruct rowStruct = (LazyStruct) objects.get(0);
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    cachedObjectInspector = LazyObjectInspectorFactory.getLazySimpleStructObjectInspector(
        serDeParams.getColumnNames(), columnObjectInspectors, serDeParams.getSeparators()[0],
        serDeParams.getNullSequence(), serDeParams.isLastColumnTakesRest(),
        serDeParams.isEscaped(), serDeParams.getEscapeChar());

    cachedRow = new LazyAccumuloRow((LazySimpleStructObjectInspector) cachedObjectInspector);

    serializer = new AccumuloRowSerializer(accumuloSerDeParameters.getRowIdOffset(),
        accumuloSerDeParameters.getSerDeParameters(), accumuloSerDeParameters.getColumnMappings(),
        accumuloSerDeParameters.getTableVisibilityLabel(),
        accumuloSerDeParameters.getRowIdFactory());
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Related Classes of org.apache.hadoop.hive.accumulo.LazyAccumuloRow

  • org.apache.hadoop.hive.accumulo.columns.ColumnMapping
  • org.apache.hadoop.hive.accumulo.columns.HiveAccumuloColumnMapping
  • org.apache.hadoop.hive.accumulo.columns.HiveAccumuloMapColumnMapping
  • org.apache.hadoop.hive.accumulo.serde.AccumuloSerDe
  • org.apache.hadoop.hive.accumulo.serde.TestAccumuloSerDe
  • org.apache.hadoop.hive.serde2.lazy.ByteArrayRef
  • org.apache.hadoop.io.Text
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