Package org.apache.hadoop.hive.serde2

Examples of org.apache.hadoop.hive.serde2.TypedSerDe

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    return readShort();
  }

  @Override
  public Object next(Object previous) throws IOException {
    ShortWritable result = null;
    if (valuePresent) {
      result = createWritable(previous, readShort());
    }
    return result;
  }
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  }

  public OrcLazyTimestamp(OrcLazyTimestamp copy) {
    super(copy);
    if (copy.previous != null) {
      previous = new TimestampWritable(((TimestampWritable)copy.previous));
    }
  }
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    super(PrimitiveObjectInspectorUtils.timestampTypeEntry);
  }

  @Override
  public Timestamp getPrimitiveJavaObject(Object o) {
    TimestampWritable writable = getPrimitiveWritableObject(o);
    return writable == null ? null : writable.getTimestamp();
  }
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      int nextCalls = 0;

      @Override
      public Object next(Object previous) throws IOException {
        if (nextCalls == 0) {
          return new TimestampWritable(new Timestamp(1));
        }

        throw new IOException("next should only be called once");
      }
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    return nanos.loadIndeces(rowIndexEntries, updatedStartIndex);
  }

  @Override
  public Object next(Object previous) throws IOException {
    TimestampWritable result = null;
    if (valuePresent) {
      if (previous == null) {
        result = new TimestampWritable();
      } else {
        result = (TimestampWritable) previous;
      }
      long millis = (data.next() + WriterImpl.BASE_TIMESTAMP) *
          WriterImpl.MILLIS_PER_SECOND;
      int newNanos = parseNanos(nanos.next());
      // fix the rounding when we divided by 1000.
      if (millis >= 0) {
        millis += newNanos / 1000000;
      } else {
        millis -= newNanos / 1000000;
      }
      Timestamp timestamp = result.getTimestamp();
      timestamp.setTime(millis);
      timestamp.setNanos(newNanos);
      result.set(timestamp);
    }
    return result;
  }
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                   StreamFactory writer,
                   boolean nullable, Configuration conf,
                   boolean useVInts, boolean lowMemoryMode,
                   MemoryEstimate memoryEstimate) throws IOException {
      super(columnId, inspector, writer, nullable, conf, useVInts, memoryEstimate);
      ListObjectInspector listObjectInspector = (ListObjectInspector) inspector;
      childrenWriters = new TreeWriter[1];
      childrenWriters[0] =
        createTreeWriter(listObjectInspector.getListElementObjectInspector(),
          writer, true, conf, useVInts, lowMemoryMode, memoryEstimate);
      lengths =
        new RunLengthIntegerWriter(writer.createStream(columnId,
            OrcProto.Stream.Kind.LENGTH), false, INT_BYTE_SIZE, useVInts);
      recordPosition(rowIndexPosition);
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    @Override
    void write(Object obj) throws IOException {
      long rawDataSize = 0;
      if (obj != null) {
        ListObjectInspector insp = (ListObjectInspector) inspector;
        int len = insp.getListLength(obj);
        lengths.write(len);
        for(int i=0; i < len; ++i) {
          childrenWriters[0].write(insp.getListElement(obj, i));
          rawDataSize += childrenWriters[0].getRowRawDataSize();
        }
      }
      super.write(obj, rawDataSize);
    }
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        getStructFieldRef("string1").getFieldObjectInspector();
    StructObjectInspector mid = (StructObjectInspector) readerInspector.
        getStructFieldRef("middle").getFieldObjectInspector();
    List<? extends StructField> midFields =
        mid.getAllStructFieldRefs();
    ListObjectInspector midli =
        (ListObjectInspector) midFields.get(0).getFieldObjectInspector();
    StructObjectInspector inner = (StructObjectInspector)
        midli.getListElementObjectInspector();
    List<? extends StructField> inFields = inner.getAllStructFieldRefs();
    IntObjectInspector inner_in = (IntObjectInspector) inFields.get(0).getFieldObjectInspector();
    StringObjectInspector inner_st = (StringObjectInspector) inFields.get(1).getFieldObjectInspector();
    ListObjectInspector li = (ListObjectInspector) readerInspector.
        getStructFieldRef("list").getFieldObjectInspector();
    MapObjectInspector ma = (MapObjectInspector) readerInspector.
        getStructFieldRef("map").getFieldObjectInspector();
    StructObjectInspector lc = (StructObjectInspector)
        li.getListElementObjectInspector();
    StringObjectInspector mk = (StringObjectInspector)
        ma.getMapKeyObjectInspector();
    StructObjectInspector mv = (StructObjectInspector)
        ma.getMapValueObjectInspector();
    RecordReader rows = reader.rows(null);
    Object row = rows.next(null);
    assertNotNull(row);
    // check the contents of the first row
    assertEquals(false,
        bo.get(readerInspector.getStructFieldData(row, fields.get(0))));
    assertEquals(1, by.get(readerInspector.getStructFieldData(row,
        fields.get(1))));
    assertEquals(1024, sh.get(readerInspector.getStructFieldData(row,
        fields.get(2))));
    assertEquals(65536, in.get(readerInspector.getStructFieldData(row,
        fields.get(3))));
    assertEquals(Long.MAX_VALUE, lo.get(readerInspector.
        getStructFieldData(row, fields.get(4))));
    assertEquals(1.0, fl.get(readerInspector.getStructFieldData(row,
        fields.get(5))), 0.00001);
    assertEquals(-15.0, dbl.get(readerInspector.getStructFieldData(row,
        fields.get(6))), 0.00001);
    assertEquals(bytes(0,1,2,3,4), bi.getPrimitiveWritableObject(
        readerInspector.getStructFieldData(row, fields.get(7))));
    assertEquals("hi", st.getPrimitiveJavaObject(readerInspector.
        getStructFieldData(row, fields.get(8))));
    List<?> midRow = midli.getList(mid.getStructFieldData(readerInspector.
        getStructFieldData(row, fields.get(9)), midFields.get(0)));
    assertNotNull(midRow);
    assertEquals(2, midRow.size());
    assertEquals(1, inner_in.get(inner.getStructFieldData(midRow.get(0),
        inFields.get(0))));
    assertEquals("bye", inner_st.getPrimitiveJavaObject(inner.getStructFieldData
        (midRow.get(0), inFields.get(1))));
    assertEquals(2, inner_in.get(inner.getStructFieldData(midRow.get(1),
        inFields.get(0))));
    assertEquals("sigh", inner_st.getPrimitiveJavaObject(inner.getStructFieldData
        (midRow.get(1), inFields.get(1))));
    List<?> list = li.getList(readerInspector.getStructFieldData(row,
        fields.get(10)));
    assertEquals(2, list.size());
    assertEquals(3, inner_in.get(inner.getStructFieldData(list.get(0),
        inFields.get(0))));
    assertEquals("good", inner_st.getPrimitiveJavaObject(inner.getStructFieldData
        (list.get(0), inFields.get(1))));
    assertEquals(4, inner_in.get(inner.getStructFieldData(list.get(1),
        inFields.get(0))));
    assertEquals("bad", inner_st.getPrimitiveJavaObject(inner.getStructFieldData
        (list.get(1), inFields.get(1))));
    Map<?,?> map = ma.getMap(readerInspector.getStructFieldData(row,
        fields.get(11)));
    assertEquals(0, map.size());

    // check the contents of second row
    assertEquals(true, rows.hasNext());
    row = rows.next(row);
    assertEquals(true,
        bo.get(readerInspector.getStructFieldData(row, fields.get(0))));
    assertEquals(100, by.get(readerInspector.getStructFieldData(row,
        fields.get(1))));
    assertEquals(2048, sh.get(readerInspector.getStructFieldData(row,
        fields.get(2))));
    assertEquals(65536, in.get(readerInspector.getStructFieldData(row,
        fields.get(3))));
    assertEquals(Long.MAX_VALUE, lo.get(readerInspector.
        getStructFieldData(row, fields.get(4))));
    assertEquals(2.0, fl.get(readerInspector.getStructFieldData(row,
        fields.get(5))), 0.00001);
    assertEquals(-5.0, dbl.get(readerInspector.getStructFieldData(row,
        fields.get(6))), 0.00001);
    assertEquals(bytes(), bi.getPrimitiveWritableObject(
        readerInspector.getStructFieldData(row, fields.get(7))));
    assertEquals("bye", st.getPrimitiveJavaObject(readerInspector.
        getStructFieldData(row, fields.get(8))));
    midRow = midli.getList(mid.getStructFieldData(readerInspector.
        getStructFieldData(row, fields.get(9)), midFields.get(0)));
    assertNotNull(midRow);
    assertEquals(2, midRow.size());
    assertEquals(1, inner_in.get(inner.getStructFieldData(midRow.get(0),
        inFields.get(0))));
    assertEquals("bye", inner_st.getPrimitiveJavaObject(inner.getStructFieldData
        (midRow.get(0), inFields.get(1))));
    assertEquals(2, inner_in.get(inner.getStructFieldData(midRow.get(1),
        inFields.get(0))));
    assertEquals("sigh", inner_st.getPrimitiveJavaObject(inner.getStructFieldData
        (midRow.get(1), inFields.get(1))));
    list = li.getList(readerInspector.getStructFieldData(row,
        fields.get(10)));
    assertEquals(3, list.size());
    assertEquals(100000000, inner_in.get(inner.getStructFieldData(list.get(0),
        inFields.get(0))));
    assertEquals("cat", inner_st.getPrimitiveJavaObject(inner.getStructFieldData
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                  StreamFactory writer,
                  boolean nullable, Configuration conf,
                  boolean useVInts, boolean lowMemoryMode,
                  MemoryEstimate memoryEstimate) throws IOException {
      super(columnId, inspector, writer, nullable, conf, useVInts, memoryEstimate);
      MapObjectInspector insp = (MapObjectInspector) inspector;
      childrenWriters = new TreeWriter[2];
      childrenWriters[0] =
        createTreeWriter(insp.getMapKeyObjectInspector(), writer, true, conf, useVInts,
            lowMemoryMode, memoryEstimate);
      childrenWriters[1] =
        createTreeWriter(insp.getMapValueObjectInspector(), writer, true, conf, useVInts,
            lowMemoryMode, memoryEstimate);
      lengths =
        new RunLengthIntegerWriter(writer.createStream(columnId,
            OrcProto.Stream.Kind.LENGTH), false, INT_BYTE_SIZE, useVInts);
      recordPosition(rowIndexPosition);
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    @Override
    void write(Object obj) throws IOException {
      long rawDataSize = 0;
      if (obj != null) {
        MapObjectInspector insp = (MapObjectInspector) inspector;
        // this sucks, but it will have to do until we can get a better
        // accessor in the MapObjectInspector.
        Map<?, ?> valueMap = insp.getMap(obj);
        // Don't use getMapSize(), it's inconsistent for some object inspectors
        int len = valueMap.size();
        lengths.write(len);
        for(Map.Entry<?, ?> entry: valueMap.entrySet()) {
          childrenWriters[0].write(entry.getKey());
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