Package org.apache.hadoop.hive.serde2.objectinspector

Examples of org.apache.hadoop.hive.serde2.objectinspector.ListObjectInspector

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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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    }

    final List<Object> list = ImmutableList.of(
        (Object)0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12);
    assertEquals(list, inspector.getStructFieldsDataAsList(s1));
    ListObjectInspector listOI = (ListObjectInspector)
        inspector.getAllStructFieldRefs().get(12).getFieldObjectInspector();
    assertEquals(ObjectInspector.Category.LIST, listOI.getCategory());
    assertEquals(10, listOI.getListElement(list, 10));
    assertEquals(13, listOI.getListLength(list));

    final Map<Integer, Integer> map = ImmutableMap.of(1,2,
                                                2,4,
                                                3,6);
    MapObjectInspector mapOI = (MapObjectInspector)
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        } else {
          oi = sf.getFieldObjectInspector();
        }
      } else if (oi instanceof ListObjectInspector
          && names[i].equalsIgnoreCase("$elem$")) {
        ListObjectInspector loi = (ListObjectInspector) oi;
        oi = loi.getListElementObjectInspector();
      } else if (oi instanceof MapObjectInspector
          && names[i].equalsIgnoreCase("$key$")) {
        MapObjectInspector moi = (MapObjectInspector) oi;
        oi = moi.getMapKeyObjectInspector();
      } else if (oi instanceof MapObjectInspector
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      PrimitiveObjectInspector poi = (PrimitiveObjectInspector) oi;
      result = TypeInfoFactory.getPrimitiveTypeInfo(poi.getTypeName());
      break;
    }
    case LIST: {
      ListObjectInspector loi = (ListObjectInspector) oi;
      result = TypeInfoFactory
          .getListTypeInfo(getTypeInfoFromObjectInspector(loi
          .getListElementObjectInspector()));
      break;
    }
    case MAP: {
      MapObjectInspector moi = (MapObjectInspector) oi;
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          getObjectInspector(mapType.getMapKeyTypeInfo()), getObjectInspector(mapType.getMapValueTypeInfo()));
      return mapInspector;

    case LIST :
      ListTypeInfo listType = (ListTypeInfo) type;
      ListObjectInspector listInspector = ObjectInspectorFactory.getStandardListObjectInspector(
          getObjectInspector(listType.getListElementTypeInfo()));
      return listInspector;

    case STRUCT :
      StructTypeInfo structType = (StructTypeInfo) type;
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        typedMap.put(getTypedObj(e.getKey(), keyOI), getTypedObj(e.getValue(), valOI));
      }
      return typedMap;

    case LIST:
      ListObjectInspector loi = (ListObjectInspector)oi;
      List<?> lazyList = loi.getList(data);
      ObjectInspector elemOI = loi.getListElementObjectInspector();
      List<Object> typedList = new ArrayList<Object>(lazyList.size());
      Iterator<?> itr = lazyList.listIterator();
      while(itr.hasNext()){
        typedList.add(getTypedObj(itr.next(),elemOI));
      }
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        } else {
          oi = sf.getFieldObjectInspector();
        }
      }
      else if (oi instanceof ListObjectInspector && names[i].equalsIgnoreCase("$elem$")) {
        ListObjectInspector loi = (ListObjectInspector)oi;
        oi = loi.getListElementObjectInspector();
      }
      else if (oi instanceof MapObjectInspector && names[i].equalsIgnoreCase("$key$")) {
        MapObjectInspector moi = (MapObjectInspector)oi;
        oi = moi.getMapKeyObjectInspector();
      }
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        PrimitiveObjectInspector poi =(PrimitiveObjectInspector)oi;
        result = TypeInfoFactory.getPrimitiveTypeInfo(poi.getPrimitiveClass());
        break;
      }
      case LIST: {
        ListObjectInspector loi = (ListObjectInspector)oi;
        result = TypeInfoFactory.getListTypeInfo(
            getTypeInfoFromObjectInspector(loi.getListElementObjectInspector()));
        break;
      }
      case MAP: {
        MapObjectInspector moi = (MapObjectInspector)oi;
        result = TypeInfoFactory.getMapTypeInfo(
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