Java Code Examples for org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector#getTypeInfo()

The following examples show how to use org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector#getTypeInfo() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
private ColumnVector getPrimitiveColumnVector(PrimitiveObjectInspector poi) {
    switch (poi.getPrimitiveCategory()) {
    case BOOLEAN:
    case BYTE:
    case SHORT:
    case INT:
    case LONG:
    case DATE:
      return new LongColumnVector(VectorizedRowBatch.DEFAULT_SIZE);
    case TIMESTAMP:
      return new TimestampColumnVector(VectorizedRowBatch.DEFAULT_SIZE);
    case FLOAT:
    case DOUBLE:
      return new DoubleColumnVector(VectorizedRowBatch.DEFAULT_SIZE);
    case BINARY:
    case STRING:
    case CHAR:
    case VARCHAR:
      return new BytesColumnVector(VectorizedRowBatch.DEFAULT_SIZE);
    case DECIMAL:
      DecimalTypeInfo tInfo = (DecimalTypeInfo) poi.getTypeInfo();
      return new DecimalColumnVector(VectorizedRowBatch.DEFAULT_SIZE,
        tInfo.precision(), tInfo.scale()
      );
    default:
      throw UserException.unsupportedError()
        .message("Vectorized ORC reader is not supported for datatype: %s", poi.getPrimitiveCategory())
        .build(logger);
    }
}
 
Example 2
private ColumnVector getPrimitiveColumnVector(PrimitiveObjectInspector poi) {
    switch (poi.getPrimitiveCategory()) {
    case BOOLEAN:
    case BYTE:
    case SHORT:
    case INT:
    case LONG:
    case DATE:
      return new LongColumnVector(VectorizedRowBatch.DEFAULT_SIZE);
    case TIMESTAMP:
      return new TimestampColumnVector(VectorizedRowBatch.DEFAULT_SIZE);
    case FLOAT:
    case DOUBLE:
      return new DoubleColumnVector(VectorizedRowBatch.DEFAULT_SIZE);
    case BINARY:
    case STRING:
    case CHAR:
    case VARCHAR:
      return new BytesColumnVector(VectorizedRowBatch.DEFAULT_SIZE);
    case DECIMAL:
      DecimalTypeInfo tInfo = (DecimalTypeInfo) poi.getTypeInfo();
      return new DecimalColumnVector(VectorizedRowBatch.DEFAULT_SIZE,
        tInfo.precision(), tInfo.scale()
      );
    default:
      throw UserException.unsupportedError()
        .message("Vectorized ORC reader is not supported for datatype: %s", poi.getPrimitiveCategory())
        .build(logger);
    }
}
 
Example 3
Source Project: presto   File: TestDataWritableWriter.java    License: Apache License 2.0 4 votes vote down vote up
/**
 * It writes the primitive value to the Parquet RecordConsumer.
 *
 * @param value The object that contains the primitive value.
 * @param inspector The object inspector used to get the correct value type.
 */
private void writePrimitive(Object value, PrimitiveObjectInspector inspector)
{
    if (value == null) {
        return;
    }

    switch (inspector.getPrimitiveCategory()) {
        case VOID:
            return;
        case DOUBLE:
            recordConsumer.addDouble(((DoubleObjectInspector) inspector).get(value));
            break;
        case BOOLEAN:
            recordConsumer.addBoolean(((BooleanObjectInspector) inspector).get(value));
            break;
        case FLOAT:
            recordConsumer.addFloat(((FloatObjectInspector) inspector).get(value));
            break;
        case BYTE:
            recordConsumer.addInteger(((ByteObjectInspector) inspector).get(value));
            break;
        case INT:
            recordConsumer.addInteger(((IntObjectInspector) inspector).get(value));
            break;
        case LONG:
            recordConsumer.addLong(((LongObjectInspector) inspector).get(value));
            break;
        case SHORT:
            recordConsumer.addInteger(((ShortObjectInspector) inspector).get(value));
            break;
        case STRING:
            String v = ((StringObjectInspector) inspector).getPrimitiveJavaObject(value);
            recordConsumer.addBinary(Binary.fromString(v));
            break;
        case CHAR:
            String vChar = ((HiveCharObjectInspector) inspector).getPrimitiveJavaObject(value).getStrippedValue();
            recordConsumer.addBinary(Binary.fromString(vChar));
            break;
        case VARCHAR:
            String vVarchar = ((HiveVarcharObjectInspector) inspector).getPrimitiveJavaObject(value).getValue();
            recordConsumer.addBinary(Binary.fromString(vVarchar));
            break;
        case BINARY:
            byte[] vBinary = ((BinaryObjectInspector) inspector).getPrimitiveJavaObject(value);
            recordConsumer.addBinary(Binary.fromByteArray(vBinary));
            break;
        case TIMESTAMP:
            Timestamp ts = ((TimestampObjectInspector) inspector).getPrimitiveJavaObject(value);
            recordConsumer.addBinary(NanoTimeUtils.getNanoTime(ts, false).toBinary());
            break;
        case DECIMAL:
            HiveDecimal vDecimal = ((HiveDecimal) inspector.getPrimitiveJavaObject(value));
            DecimalTypeInfo decTypeInfo = (DecimalTypeInfo) inspector.getTypeInfo();
            recordConsumer.addBinary(decimalToBinary(vDecimal, decTypeInfo));
            break;
        case DATE:
            Date vDate = ((DateObjectInspector) inspector).getPrimitiveJavaObject(value);
            recordConsumer.addInteger(DateWritable.dateToDays(vDate));
            break;
        default:
            throw new IllegalArgumentException("Unsupported primitive data type: " + inspector.getPrimitiveCategory());
    }
}
 
Example 4
Source Project: marble   File: TypeInferenceUtil.java    License: Apache License 2.0 4 votes vote down vote up
public static RelDataType getRelDataType(ObjectInspector oi,
      RelDataTypeFactory factory) {
    if (oi == null) {
      return factory.createTypeWithNullability(
          factory.createSqlType(SqlTypeName.ANY), true);
    }
    ObjectInspector.Category category = oi.getCategory();
    if (!category.equals(PRIMITIVE)) {
      if (category.equals(ObjectInspector.Category.LIST)) {
        StandardListObjectInspector standardListObjectInspector =
            (StandardListObjectInspector) oi;
        return factory.createArrayType(
            getRelDataType(
                standardListObjectInspector.getListElementObjectInspector(),
                factory), -1);
      } else {
        throw new IllegalArgumentException(
            "unsupported ObjectInspector category :" + category);
      }

    }
    PrimitiveObjectInspector primitiveObjectInspector =
        (PrimitiveObjectInspector) oi;
    PrimitiveTypeInfo primitiveTypeInfo =
        primitiveObjectInspector.getTypeInfo();

    SqlTypeName sqlTypeName = HIVE_TYPE_2_CALCITE_SQL_TYPE_INFO.get(
        primitiveTypeInfo);
    //handle DecimalTypeInfo special case
    if (primitiveTypeInfo instanceof DecimalTypeInfo) {
      sqlTypeName = SqlTypeName.DECIMAL;
//      return factory.createTypeWithNullability(
//          factory.createSqlType(
//              sqlTypeName, ((DecimalTypeInfo) primitiveTypeInfo).getPrecision(),
//              ((DecimalTypeInfo) primitiveTypeInfo).getScale()),
//          true);
    }
    if (sqlTypeName == null) {
      throw new RuntimeException(
          "can't get sqlType for hive primitiveTypeInfo:" + primitiveTypeInfo);
    }
    return factory.createTypeWithNullability(
        factory.createSqlType(
            sqlTypeName),
        true);

  }
 
Example 5
private Object getObjectOfCorrespondingPrimitiveType(String s, PrimitiveObjectInspector oi)
        throws IOException {
    PrimitiveTypeInfo typeInfo = oi.getTypeInfo();
    if (writeablePrimitives) {
        Converter c = ObjectInspectorConverters.getConverter(
            PrimitiveObjectInspectorFactory.javaStringObjectInspector, oi);
        return c.convert(s);
    }

    switch (typeInfo.getPrimitiveCategory()) {
        case INT:
            return Integer.valueOf(s);
        case BYTE:
            return Byte.valueOf(s);
        case SHORT:
            return Short.valueOf(s);
        case LONG:
            return Long.valueOf(s);
        case BOOLEAN:
            return (s.equalsIgnoreCase("true"));
        case FLOAT:
            return Float.valueOf(s);
        case DOUBLE:
            return Double.valueOf(s);
        case STRING:
            return s;
        case BINARY:
            try {
                String t = Text.decode(s.getBytes(), 0, s.getBytes().length);
                return t.getBytes();
            } catch (CharacterCodingException e) {
                LOG.warn("Error generating json binary type from object.", e);
                return null;
            }
        case DATE:
            return Date.valueOf(s);
        case TIMESTAMP:
            return Timestamp.valueOf(s);
        case DECIMAL:
            return HiveDecimal.create(s);
        case VARCHAR:
            return new HiveVarchar(s, ((BaseCharTypeInfo) typeInfo).getLength());
        case CHAR:
            return new HiveChar(s, ((BaseCharTypeInfo) typeInfo).getLength());
        default:
            throw new IOException(
                "Could not convert from string to " + typeInfo.getPrimitiveCategory());
    }
}