org.apache.hadoop.hive.serde2.typeinfo.DecimalTypeInfo Java Examples

private static boolean areColumnTypesSupported(List<Column> columns)
{
    requireNonNull(columns, "columns is null");

    if (columns.isEmpty()) {
        return false;
    }

    for (Column column : columns) {
        String type = column.getType().getHiveTypeName().toString();
        if (column.getType().getTypeInfo() instanceof DecimalTypeInfo) {
            // skip precision and scale when check decimal type
            type = DECIMAL_TYPE_NAME;
        }
        if (!SUPPORTED_COLUMN_TYPES.contains(type)) {
            return false;
        }
    }

    return true;
}
 

private static Type getPrimitiveType(final ObjectInspector fieldInspector) {
    final PrimitiveCategory primitiveCategory = ((PrimitiveObjectInspector) fieldInspector)
        .getPrimitiveCategory();
    if (HiveTypeMapping.getHIVE_TO_CANONICAL().containsKey(primitiveCategory.name())) {
        return HiveTypeMapping.getHIVE_TO_CANONICAL().get(primitiveCategory.name());
    }
    switch (primitiveCategory) {
        case DECIMAL:
            final DecimalTypeInfo decimalTypeInfo = (DecimalTypeInfo) ((PrimitiveObjectInspector) fieldInspector)
                .getTypeInfo();
            return DecimalType.createDecimalType(decimalTypeInfo.precision(), decimalTypeInfo.getScale());
        case CHAR:
            final int cLength = ((CharTypeInfo) ((PrimitiveObjectInspector)
                fieldInspector).getTypeInfo()).getLength();
            return CharType.createCharType(cLength);
        case VARCHAR:
            final int vLength = ((VarcharTypeInfo) ((PrimitiveObjectInspector) fieldInspector)
                .getTypeInfo()).getLength();
            return VarcharType.createVarcharType(vLength);
        default:
            return null;
    }
}
 

private Binary decimalToBinary(HiveDecimal hiveDecimal, DecimalTypeInfo decimalTypeInfo)
{
    int prec = decimalTypeInfo.precision();
    int scale = decimalTypeInfo.scale();
    byte[] decimalBytes = hiveDecimal.setScale(scale).unscaledValue().toByteArray();

    // Estimated number of bytes needed.
    int precToBytes = ParquetHiveSerDe.PRECISION_TO_BYTE_COUNT[prec - 1];
    if (precToBytes == decimalBytes.length) {
        // No padding needed.
        return Binary.fromByteArray(decimalBytes);
    }

    byte[] tgt = new byte[precToBytes];
    if (hiveDecimal.signum() == -1) {
        // For negative number, initializing bits to 1
        for (int i = 0; i < precToBytes; i++) {
            tgt[i] |= 0xFF;
        }
    }

    System.arraycopy(decimalBytes, 0, tgt, precToBytes - decimalBytes.length, decimalBytes.length); // Padding leading zeroes/ones.
    return Binary.fromByteArray(tgt);
}
 

public ObjectInspector getParquetObjectInspector()
{
    if (!forceFixedLengthArray && precision > 0 && precision < 10) {
        return javaIntObjectInspector;
    }

    if (!forceFixedLengthArray && precision >= 10 && precision < 18) {
        return javaLongObjectInspector;
    }

    if (precision > 38 || precision < 0) {
        throw new IllegalArgumentException("Scale cannot be greater than 38 or less than 0");
    }

    return new JavaHiveDecimalObjectInspector(new DecimalTypeInfo(precision, scale));
}
 

@Test
public void test_getOrcField_decimal() {
    // given
    final DecimalTypeInfo expected = TypeInfoFactory.getDecimalTypeInfo(4, 2);
    final DataType decimalDataType = RecordFieldType.DECIMAL.getDecimalDataType(4, 2);

    // when
    final TypeInfo orcField = NiFiOrcUtils.getOrcField(decimalDataType, false);

    // then
    Assert.assertEquals(expected, orcField);
}
 

private static DataType toFlinkPrimitiveType(PrimitiveTypeInfo hiveType) {
	checkNotNull(hiveType, "hiveType cannot be null");

	switch (hiveType.getPrimitiveCategory()) {
		case CHAR:
			return DataTypes.CHAR(((CharTypeInfo) hiveType).getLength());
		case VARCHAR:
			return DataTypes.VARCHAR(((VarcharTypeInfo) hiveType).getLength());
		case STRING:
			return DataTypes.STRING();
		case BOOLEAN:
			return DataTypes.BOOLEAN();
		case BYTE:
			return DataTypes.TINYINT();
		case SHORT:
			return DataTypes.SMALLINT();
		case INT:
			return DataTypes.INT();
		case LONG:
			return DataTypes.BIGINT();
		case FLOAT:
			return DataTypes.FLOAT();
		case DOUBLE:
			return DataTypes.DOUBLE();
		case DATE:
			return DataTypes.DATE();
		case TIMESTAMP:
			return DataTypes.TIMESTAMP(9);
		case BINARY:
			return DataTypes.BYTES();
		case DECIMAL:
			DecimalTypeInfo decimalTypeInfo = (DecimalTypeInfo) hiveType;
			return DataTypes.DECIMAL(decimalTypeInfo.getPrecision(), decimalTypeInfo.getScale());
		default:
			throw new UnsupportedOperationException(
				String.format("Flink doesn't support Hive primitive type %s yet", hiveType));
	}
}
 

public static Type getPrimitiveType(PrimitiveTypeInfo typeInfo)
{
    switch (typeInfo.getPrimitiveCategory()) {
        case BOOLEAN:
            return BOOLEAN;
        case BYTE:
            return TINYINT;
        case SHORT:
            return SMALLINT;
        case INT:
            return INTEGER;
        case LONG:
            return BIGINT;
        case FLOAT:
            return REAL;
        case DOUBLE:
            return DOUBLE;
        case STRING:
            return createUnboundedVarcharType();
        case VARCHAR:
            return createVarcharType(((VarcharTypeInfo) typeInfo).getLength());
        case CHAR:
            return createCharType(((CharTypeInfo) typeInfo).getLength());
        case DATE:
            return DATE;
        case TIMESTAMP:
            return TIMESTAMP;
        case BINARY:
            return VARBINARY;
        case DECIMAL:
            DecimalTypeInfo decimalTypeInfo = (DecimalTypeInfo) typeInfo;
            return createDecimalType(decimalTypeInfo.precision(), decimalTypeInfo.scale());
        default:
            return null;
    }
}
 

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);
    }
}
 

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);
    }
}
 

public ManagedHiveSchema(final JobConf jobConf, final HiveReaderProto.HiveTableXattr tableXattr) {
  final java.util.Properties tableProperties = new java.util.Properties();
  HiveUtilities.addProperties(jobConf, tableProperties, HiveReaderProtoUtil.getTableProperties(tableXattr));
  final String fieldNameProp = Optional.ofNullable(tableProperties.getProperty("columns")).orElse("");
  final String fieldTypeProp = Optional.ofNullable(tableProperties.getProperty("columns.types")).orElse("");
  varcharTruncationEnabled = HiveDatasetOptions
      .enforceVarcharWidth(HiveReaderProtoUtil.convertValuesToNonProtoAttributeValues(tableXattr.getDatasetOptionMap()));

  final Iterator<String> fieldNames = Splitter.on(",").trimResults().split(fieldNameProp).iterator();
  final Iterator<TypeInfo> fieldTypes = TypeInfoUtils.getTypeInfosFromTypeString(fieldTypeProp).iterator();

  final Map<String, ManagedSchemaField> schemaFieldMap = new HashMap<>();
  final Map<String, TypeInfo> typeInfoMap = new HashMap<>();
  while (fieldNames.hasNext() && fieldTypes.hasNext()) {
    final String fieldName = fieldNames.next();
    final TypeInfo fieldType = fieldTypes.next();
    ManagedSchemaField field;
    if (fieldType instanceof DecimalTypeInfo) {
      field = ManagedSchemaField.newFixedLenField(fieldName, fieldType.getTypeName(),
        ((DecimalTypeInfo) fieldType).getPrecision(), ((DecimalTypeInfo) fieldType).getScale());
      typeInfoMap.put(fieldName, fieldType);
    } else if (fieldType instanceof BaseCharTypeInfo) {
      if (varcharTruncationEnabled) {
        field = ManagedSchemaField.newFixedLenField(fieldName, fieldType.getTypeName(),
            ((BaseCharTypeInfo) fieldType).getLength(), 0);
        typeInfoMap.put(fieldName, fieldType);
      } else {
        field = ManagedSchemaField.newUnboundedLenField(fieldName, fieldType.getTypeName());
      }
    } else {
      // Extend ManagedSchemaField.java in case granular information has to be stored.
      // No mention of len and scale means it is unbounded. So, we store max values.
      field = ManagedSchemaField.newUnboundedLenField(fieldName, fieldType.getTypeName());
      typeInfoMap.put(fieldName, fieldType);
    }
    schemaFieldMap.put(fieldName, field);
  }
  fieldInfo = CaseInsensitiveMap.newImmutableMap(schemaFieldMap);
  typeInfo = CaseInsensitiveMap.newImmutableMap(typeInfoMap);
}
 

@Test
public void testParquetLongDecimalWriteToPrestoDecimalWithNonMatchingScale()
        throws Exception
{
    tester.testRoundTrip(
            new JavaHiveDecimalObjectInspector(new DecimalTypeInfo(38, 10)),
            ImmutableList.of(HiveDecimal.create(100 * longTenToNth(10), 10)),
            ImmutableList.of(new SqlDecimal(BigInteger.valueOf(100 * longTenToNth(9)), 38, 9)),
            createDecimalType(38, 9));
}
 

private static DataType toFlinkPrimitiveType(PrimitiveTypeInfo hiveType) {
	checkNotNull(hiveType, "hiveType cannot be null");

	switch (hiveType.getPrimitiveCategory()) {
		case CHAR:
			return DataTypes.CHAR(((CharTypeInfo) hiveType).getLength());
		case VARCHAR:
			return DataTypes.VARCHAR(((VarcharTypeInfo) hiveType).getLength());
		case STRING:
			return DataTypes.STRING();
		case BOOLEAN:
			return DataTypes.BOOLEAN();
		case BYTE:
			return DataTypes.TINYINT();
		case SHORT:
			return DataTypes.SMALLINT();
		case INT:
			return DataTypes.INT();
		case LONG:
			return DataTypes.BIGINT();
		case FLOAT:
			return DataTypes.FLOAT();
		case DOUBLE:
			return DataTypes.DOUBLE();
		case DATE:
			return DataTypes.DATE();
		case TIMESTAMP:
			return DataTypes.TIMESTAMP();
		case BINARY:
			return DataTypes.BYTES();
		case DECIMAL:
			DecimalTypeInfo decimalTypeInfo = (DecimalTypeInfo) hiveType;
			return DataTypes.DECIMAL(decimalTypeInfo.getPrecision(), decimalTypeInfo.getScale());
		default:
			throw new UnsupportedOperationException(
				String.format("Flink doesn't support Hive primitive type %s yet", hiveType));
	}
}
 

private static Type convertType(String name, TypeInfo typeInfo, Repetition repetition)
{
    if (typeInfo.getCategory() == Category.PRIMITIVE) {
        if (typeInfo.equals(TypeInfoFactory.stringTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.BINARY, repetition).as(OriginalType.UTF8)
                    .named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.intTypeInfo) ||
                typeInfo.equals(TypeInfoFactory.shortTypeInfo) ||
                typeInfo.equals(TypeInfoFactory.byteTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.INT32, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.longTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.INT64, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.doubleTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.DOUBLE, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.floatTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.FLOAT, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.booleanTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.BOOLEAN, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.binaryTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.BINARY, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.timestampTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.INT96, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.voidTypeInfo)) {
            throw new UnsupportedOperationException("Void type not implemented");
        }
        else if (typeInfo.getTypeName().toLowerCase(Locale.ENGLISH).startsWith(
                serdeConstants.CHAR_TYPE_NAME)) {
            return Types.optional(PrimitiveTypeName.BINARY).as(OriginalType.UTF8).named(name);
        }
        else if (typeInfo.getTypeName().toLowerCase(Locale.ENGLISH).startsWith(
                serdeConstants.VARCHAR_TYPE_NAME)) {
            return Types.optional(PrimitiveTypeName.BINARY).as(OriginalType.UTF8).named(name);
        }
        else if (typeInfo instanceof DecimalTypeInfo) {
            DecimalTypeInfo decimalTypeInfo = (DecimalTypeInfo) typeInfo;
            int prec = decimalTypeInfo.precision();
            int scale = decimalTypeInfo.scale();
            int bytes = ParquetHiveSerDe.PRECISION_TO_BYTE_COUNT[prec - 1];
            return Types.optional(PrimitiveTypeName.FIXED_LEN_BYTE_ARRAY).length(bytes).as(OriginalType.DECIMAL).scale(scale).precision(prec).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.dateTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.INT32, repetition).as(OriginalType.DATE).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.unknownTypeInfo)) {
            throw new UnsupportedOperationException("Unknown type not implemented");
        }
        else {
            throw new IllegalArgumentException("Unknown type: " + typeInfo);
        }
    }
    else if (typeInfo.getCategory() == Category.LIST) {
        return convertArrayType(name, (ListTypeInfo) typeInfo);
    }
    else if (typeInfo.getCategory() == Category.STRUCT) {
        return convertStructType(name, (StructTypeInfo) typeInfo);
    }
    else if (typeInfo.getCategory() == Category.MAP) {
        return convertMapType(name, (MapTypeInfo) typeInfo);
    }
    else if (typeInfo.getCategory() == Category.UNION) {
        throw new UnsupportedOperationException("Union type not implemented");
    }
    else {
        throw new IllegalArgumentException("Unknown type: " + typeInfo);
    }
}
 

@Override
	public Object deserialize(byte[] rowBytes) throws CobolSerdeException {
		byte[] temp = transcodeField(super.getBytes(rowBytes));
		String s1 = new String(temp);

		if (this.compType > 0) {
			if (this.compType == 3) {
				s1 = unpackData(super.getBytes(rowBytes), this.decimalLocation);
			}else if(this.compType == 4){
				s1 = getBinary(super.getBytes(rowBytes), this.decimalLocation);
			}
		} //} else if (this.decimalLocation > 0) {
		else {
			//Now calling unpackSign on all numeric fields for which compType resolves to 0.
			//
			//The function will check to see if the least significant byte has been overpunched with a sign and
			//return a negative number if a negative sign is found.
			s1 = unpackSign(super.getBytes(rowBytes), this.decimalLocation);
		}
//		else if (this.decimalLocation > 0) {
//			s1 = s1.substring(0, this.length * this.divideFactor
//					- this.decimalLocation)
//					+ "."
//					+ s1.substring(this.length * this.divideFactor
//							- this.decimalLocation);
//		}
//		System.out.println(name + "\t - " + s1 + "\t:" + offset + "\t@"
//				+ length);
		try {
			switch (((PrimitiveTypeInfo) this.typeInfo).getPrimitiveCategory()) {
			case LONG:
				return Long.parseLong(s1.trim());
			case SHORT:
				return Short.parseShort(s1.trim());
			case INT:
				return Integer.parseInt(s1.trim());
			case BYTE:
				return Byte.parseByte(s1.trim());
			case FLOAT:
				return Float.parseFloat(s1.trim());
			case DOUBLE:
				return Double.parseDouble(s1.trim());
			case DECIMAL:
				BigDecimal bd = new BigDecimal(s1);
				HiveDecimal dec = HiveDecimal.create(bd);
				JavaHiveDecimalObjectInspector oi = (JavaHiveDecimalObjectInspector) PrimitiveObjectInspectorFactory
						.getPrimitiveJavaObjectInspector((DecimalTypeInfo) this.typeInfo);
				return oi.set(null, dec);
			}
		} catch (Exception e) {
			return null; // if cannot be converted make it null
		}
		return null;

	}
 

public static Field getArrowFieldFromHivePrimitiveType(String name, TypeInfo typeInfo) {
  switch (typeInfo.getCategory()) {
  case PRIMITIVE:
    PrimitiveTypeInfo pTypeInfo = (PrimitiveTypeInfo) typeInfo;
    switch (pTypeInfo.getPrimitiveCategory()) {
    case BOOLEAN:

      return new Field(name, true, new Bool(), null);
    case BYTE:
      return new Field(name, true, new Int(32, true), null);
    case SHORT:
      return new Field(name, true, new Int(32, true), null);

    case INT:
      return new Field(name, true, new Int(32, true), null);

    case LONG:
      return new Field(name, true, new Int(64, true), null);

    case FLOAT:
      return new Field(name, true, new FloatingPoint(FloatingPointPrecision.SINGLE), null);

    case DOUBLE:
      return new Field(name, true, new FloatingPoint(FloatingPointPrecision.DOUBLE), null);

    case DATE:
      return new Field(name, true, new Date(DateUnit.MILLISECOND), null);

    case TIMESTAMP:
      return new Field(name, true, new Timestamp(TimeUnit.MILLISECOND, null), null);

    case BINARY:
      return new Field(name, true, new Binary(), null);
    case DECIMAL: {
      DecimalTypeInfo decimalTypeInfo = (DecimalTypeInfo) pTypeInfo;
      return new Field(name, true, new Decimal(decimalTypeInfo.getPrecision(), decimalTypeInfo.getScale()), null);
    }

    case STRING:
    case VARCHAR:
    case CHAR: {
      return new Field(name, true, new Utf8(), null);
    }
    case UNKNOWN:
    case VOID:
    default:
      // fall through.
    }
  default:
  }

  return null;
}
 

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);

  }
 

private static ObjectInspector getJavaObjectInspector(Type type)
{
    if (type.equals(BOOLEAN)) {
        return javaBooleanObjectInspector;
    }
    if (type.equals(BIGINT)) {
        return javaLongObjectInspector;
    }
    if (type.equals(INTEGER)) {
        return javaIntObjectInspector;
    }
    if (type.equals(SMALLINT)) {
        return javaShortObjectInspector;
    }
    if (type.equals(TINYINT)) {
        return javaByteObjectInspector;
    }
    if (type.equals(REAL)) {
        return javaFloatObjectInspector;
    }
    if (type.equals(DOUBLE)) {
        return javaDoubleObjectInspector;
    }
    if (type instanceof VarcharType) {
        return javaStringObjectInspector;
    }
    if (type instanceof CharType) {
        int charLength = ((CharType) type).getLength();
        return new JavaHiveCharObjectInspector(getCharTypeInfo(charLength));
    }
    if (type instanceof VarbinaryType) {
        return javaByteArrayObjectInspector;
    }
    if (type.equals(DATE)) {
        return javaDateObjectInspector;
    }
    if (type.equals(TIMESTAMP)) {
        return javaTimestampObjectInspector;
    }
    if (type instanceof DecimalType) {
        DecimalType decimalType = (DecimalType) type;
        return getPrimitiveJavaObjectInspector(new DecimalTypeInfo(decimalType.getPrecision(), decimalType.getScale()));
    }
    if (type instanceof ArrayType) {
        return getStandardListObjectInspector(getJavaObjectInspector(type.getTypeParameters().get(0)));
    }
    if (type instanceof MapType) {
        ObjectInspector keyObjectInspector = getJavaObjectInspector(type.getTypeParameters().get(0));
        ObjectInspector valueObjectInspector = getJavaObjectInspector(type.getTypeParameters().get(1));
        return getStandardMapObjectInspector(keyObjectInspector, valueObjectInspector);
    }
    if (type instanceof RowType) {
        return getStandardStructObjectInspector(
                type.getTypeSignature().getParameters().stream()
                        .map(parameter -> parameter.getNamedTypeSignature().getName().get())
                        .collect(toList()),
                type.getTypeParameters().stream()
                        .map(OrcTester::getJavaObjectInspector)
                        .collect(toList()));
    }
    throw new IllegalArgumentException("unsupported type: " + type);
}
 

private static Type convertType(String name, TypeInfo typeInfo,
        Repetition repetition)
{
    if (typeInfo.getCategory() == Category.PRIMITIVE) {
        if (typeInfo.equals(TypeInfoFactory.stringTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.BINARY, repetition).as(OriginalType.UTF8)
                    .named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.intTypeInfo) ||
                typeInfo.equals(TypeInfoFactory.shortTypeInfo) ||
                typeInfo.equals(TypeInfoFactory.byteTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.INT32, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.longTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.INT64, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.doubleTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.DOUBLE, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.floatTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.FLOAT, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.booleanTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.BOOLEAN, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.binaryTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.BINARY, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.timestampTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.INT96, repetition).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.voidTypeInfo)) {
            throw new UnsupportedOperationException("Void type not implemented");
        }
        else if (typeInfo.getTypeName().toLowerCase(Locale.ENGLISH).startsWith(
                serdeConstants.CHAR_TYPE_NAME)) {
            if (repetition == Repetition.OPTIONAL) {
                return Types.optional(PrimitiveTypeName.BINARY).as(OriginalType.UTF8).named(name);
            }
            else {
                return Types.repeated(PrimitiveTypeName.BINARY).as(OriginalType.UTF8).named(name);
            }
        }
        else if (typeInfo.getTypeName().toLowerCase(Locale.ENGLISH).startsWith(
                serdeConstants.VARCHAR_TYPE_NAME)) {
            if (repetition == Repetition.OPTIONAL) {
                return Types.optional(PrimitiveTypeName.BINARY).as(OriginalType.UTF8).named(name);
            }
            else {
                return Types.repeated(PrimitiveTypeName.BINARY).as(OriginalType.UTF8).named(name);
            }
        }
        else if (typeInfo instanceof DecimalTypeInfo) {
            DecimalTypeInfo decimalTypeInfo = (DecimalTypeInfo) typeInfo;
            int prec = decimalTypeInfo.precision();
            int scale = decimalTypeInfo.scale();
            int bytes = ParquetHiveSerDe.PRECISION_TO_BYTE_COUNT[prec - 1];
            if (repetition == Repetition.OPTIONAL) {
                return Types.optional(PrimitiveTypeName.FIXED_LEN_BYTE_ARRAY).length(bytes).as(OriginalType.DECIMAL).scale(scale).precision(prec).named(name);
            }
            else {
                return Types.repeated(PrimitiveTypeName.FIXED_LEN_BYTE_ARRAY).length(bytes).as(OriginalType.DECIMAL).scale(scale).precision(prec).named(name);
            }
        }
        else if (typeInfo.equals(TypeInfoFactory.dateTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.INT32, repetition).as(OriginalType.DATE).named(name);
        }
        else if (typeInfo.equals(TypeInfoFactory.unknownTypeInfo)) {
            throw new UnsupportedOperationException("Unknown type not implemented");
        }
        else {
            throw new IllegalArgumentException("Unknown type: " + typeInfo);
        }
    }
    else if (typeInfo.getCategory() == Category.LIST) {
        return convertArrayType(name, (ListTypeInfo) typeInfo, repetition);
    }
    else if (typeInfo.getCategory() == Category.STRUCT) {
        return convertStructType(name, (StructTypeInfo) typeInfo, repetition);
    }
    else if (typeInfo.getCategory() == Category.MAP) {
        return convertMapType(name, (MapTypeInfo) typeInfo, repetition);
    }
    else if (typeInfo.getCategory() == Category.UNION) {
        throw new UnsupportedOperationException("Union type not implemented");
    }
    else {
        throw new IllegalArgumentException("Unknown type: " + typeInfo);
    }
}
 

/**
 * 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());
    }
}
 

private static Type convertType(String name, TypeInfo typeInfo, Repetition repetition)
{
    if (typeInfo.getCategory() == Category.PRIMITIVE) {
        if (typeInfo.equals(TypeInfoFactory.stringTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.BINARY, repetition).as(OriginalType.UTF8)
                    .named(name);
        }
        if (typeInfo.equals(TypeInfoFactory.intTypeInfo) ||
                typeInfo.equals(TypeInfoFactory.shortTypeInfo) ||
                typeInfo.equals(TypeInfoFactory.byteTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.INT32, repetition).named(name);
        }
        if (typeInfo.equals(TypeInfoFactory.longTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.INT64, repetition).named(name);
        }
        if (typeInfo.equals(TypeInfoFactory.doubleTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.DOUBLE, repetition).named(name);
        }
        if (typeInfo.equals(TypeInfoFactory.floatTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.FLOAT, repetition).named(name);
        }
        if (typeInfo.equals(TypeInfoFactory.booleanTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.BOOLEAN, repetition).named(name);
        }
        if (typeInfo.equals(TypeInfoFactory.binaryTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.BINARY, repetition).named(name);
        }
        if (typeInfo.equals(TypeInfoFactory.timestampTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.INT96, repetition).named(name);
        }
        if (typeInfo.equals(TypeInfoFactory.voidTypeInfo)) {
            throw new UnsupportedOperationException("Void type not implemented");
        }
        if (typeInfo.getTypeName().toLowerCase(Locale.ENGLISH).startsWith(
                serdeConstants.CHAR_TYPE_NAME)) {
            if (repetition == Repetition.OPTIONAL) {
                return Types.optional(PrimitiveTypeName.BINARY).as(OriginalType.UTF8).named(name);
            }
            return Types.repeated(PrimitiveTypeName.BINARY).as(OriginalType.UTF8).named(name);
        }
        if (typeInfo.getTypeName().toLowerCase(Locale.ENGLISH).startsWith(
                serdeConstants.VARCHAR_TYPE_NAME)) {
            if (repetition == Repetition.OPTIONAL) {
                return Types.optional(PrimitiveTypeName.BINARY).as(OriginalType.UTF8).named(name);
            }
            return Types.repeated(PrimitiveTypeName.BINARY).as(OriginalType.UTF8).named(name);
        }
        if (typeInfo instanceof DecimalTypeInfo) {
            DecimalTypeInfo decimalTypeInfo = (DecimalTypeInfo) typeInfo;
            int prec = decimalTypeInfo.precision();
            int scale = decimalTypeInfo.scale();
            int bytes = ParquetHiveSerDe.PRECISION_TO_BYTE_COUNT[prec - 1];
            if (repetition == Repetition.OPTIONAL) {
                return Types.optional(PrimitiveTypeName.FIXED_LEN_BYTE_ARRAY).length(bytes).as(OriginalType.DECIMAL).scale(scale).precision(prec).named(name);
            }
            return Types.repeated(PrimitiveTypeName.FIXED_LEN_BYTE_ARRAY).length(bytes).as(OriginalType.DECIMAL).scale(scale).precision(prec).named(name);
        }
        if (typeInfo.equals(TypeInfoFactory.dateTypeInfo)) {
            return Types.primitive(PrimitiveTypeName.INT32, repetition).as(OriginalType.DATE).named(name);
        }
        if (typeInfo.equals(TypeInfoFactory.unknownTypeInfo)) {
            throw new UnsupportedOperationException("Unknown type not implemented");
        }
        throw new IllegalArgumentException("Unknown type: " + typeInfo);
    }
    if (typeInfo.getCategory() == Category.LIST) {
        return convertArrayType(name, (ListTypeInfo) typeInfo, repetition);
    }
    if (typeInfo.getCategory() == Category.STRUCT) {
        return convertStructType(name, (StructTypeInfo) typeInfo, repetition);
    }
    if (typeInfo.getCategory() == Category.MAP) {
        return convertMapType(name, (MapTypeInfo) typeInfo, repetition);
    }
    if (typeInfo.getCategory() == Category.UNION) {
        throw new UnsupportedOperationException("Union type not implemented");
    }
    throw new IllegalArgumentException("Unknown type: " + typeInfo);
}
 

public static ObjectInspector getRowColumnInspector(Type type)
{
    if (type.equals(BooleanType.BOOLEAN)) {
        return writableBooleanObjectInspector;
    }

    if (type.equals(BigintType.BIGINT)) {
        return writableLongObjectInspector;
    }

    if (type.equals(IntegerType.INTEGER)) {
        return writableIntObjectInspector;
    }

    if (type.equals(SmallintType.SMALLINT)) {
        return writableShortObjectInspector;
    }

    if (type.equals(TinyintType.TINYINT)) {
        return writableByteObjectInspector;
    }

    if (type.equals(RealType.REAL)) {
        return writableFloatObjectInspector;
    }

    if (type.equals(DoubleType.DOUBLE)) {
        return writableDoubleObjectInspector;
    }

    if (type instanceof VarcharType) {
        VarcharType varcharType = (VarcharType) type;
        if (varcharType.isUnbounded()) {
            // Unbounded VARCHAR is not supported by Hive.
            // Values for such columns must be stored as STRING in Hive
            return writableStringObjectInspector;
        }
        if (varcharType.getBoundedLength() <= HiveVarchar.MAX_VARCHAR_LENGTH) {
            // VARCHAR columns with the length less than or equal to 65535 are supported natively by Hive
            return getPrimitiveWritableObjectInspector(getVarcharTypeInfo(varcharType.getBoundedLength()));
        }
    }

    if (isCharType(type)) {
        CharType charType = (CharType) type;
        int charLength = charType.getLength();
        return getPrimitiveWritableObjectInspector(getCharTypeInfo(charLength));
    }

    if (type.equals(VarbinaryType.VARBINARY)) {
        return writableBinaryObjectInspector;
    }

    if (type.equals(DateType.DATE)) {
        return writableDateObjectInspector;
    }

    if (type.equals(TimestampType.TIMESTAMP)) {
        return writableTimestampObjectInspector;
    }

    if (type instanceof DecimalType) {
        DecimalType decimalType = (DecimalType) type;
        return getPrimitiveWritableObjectInspector(new DecimalTypeInfo(decimalType.getPrecision(), decimalType.getScale()));
    }

    if (isArrayType(type) || isMapType(type) || isRowType(type)) {
        return getJavaObjectInspector(type);
    }

    throw new IllegalArgumentException("unsupported type: " + type);
}
 

public static ObjectInspector getJavaObjectInspector(Type type)
{
    if (type.equals(BooleanType.BOOLEAN)) {
        return javaBooleanObjectInspector;
    }
    if (type.equals(BigintType.BIGINT)) {
        return javaLongObjectInspector;
    }
    if (type.equals(IntegerType.INTEGER)) {
        return javaIntObjectInspector;
    }
    if (type.equals(SmallintType.SMALLINT)) {
        return javaShortObjectInspector;
    }
    if (type.equals(TinyintType.TINYINT)) {
        return javaByteObjectInspector;
    }
    if (type.equals(RealType.REAL)) {
        return javaFloatObjectInspector;
    }
    if (type.equals(DoubleType.DOUBLE)) {
        return javaDoubleObjectInspector;
    }
    if (type instanceof VarcharType) {
        return writableStringObjectInspector;
    }
    if (type instanceof CharType) {
        return writableHiveCharObjectInspector;
    }
    if (type.equals(VarbinaryType.VARBINARY)) {
        return javaByteArrayObjectInspector;
    }
    if (type.equals(DateType.DATE)) {
        return javaDateObjectInspector;
    }
    if (type.equals(TimestampType.TIMESTAMP)) {
        return javaTimestampObjectInspector;
    }
    if (type instanceof DecimalType) {
        DecimalType decimalType = (DecimalType) type;
        return getPrimitiveJavaObjectInspector(new DecimalTypeInfo(decimalType.getPrecision(), decimalType.getScale()));
    }
    if (isArrayType(type)) {
        return ObjectInspectorFactory.getStandardListObjectInspector(getJavaObjectInspector(type.getTypeParameters().get(0)));
    }
    if (isMapType(type)) {
        ObjectInspector keyObjectInspector = getJavaObjectInspector(type.getTypeParameters().get(0));
        ObjectInspector valueObjectInspector = getJavaObjectInspector(type.getTypeParameters().get(1));
        return ObjectInspectorFactory.getStandardMapObjectInspector(keyObjectInspector, valueObjectInspector);
    }
    if (isRowType(type)) {
        return ObjectInspectorFactory.getStandardStructObjectInspector(
                type.getTypeSignature().getParameters().stream()
                        .map(parameter -> parameter.getNamedTypeSignature().getName().get())
                        .collect(toImmutableList()),
                type.getTypeParameters().stream()
                        .map(HiveWriteUtils::getJavaObjectInspector)
                        .collect(toImmutableList()));
    }
    throw new IllegalArgumentException("unsupported type: " + type);
}
 

@Override
public TypeInfo translate(Type type)
{
    if (BOOLEAN.equals(type)) {
        return HIVE_BOOLEAN.getTypeInfo();
    }
    if (BIGINT.equals(type)) {
        return HIVE_LONG.getTypeInfo();
    }
    if (INTEGER.equals(type)) {
        return HIVE_INT.getTypeInfo();
    }
    if (SMALLINT.equals(type)) {
        return HIVE_SHORT.getTypeInfo();
    }
    if (TINYINT.equals(type)) {
        return HIVE_BYTE.getTypeInfo();
    }
    if (REAL.equals(type)) {
        return HIVE_FLOAT.getTypeInfo();
    }
    if (DOUBLE.equals(type)) {
        return HIVE_DOUBLE.getTypeInfo();
    }
    if (type instanceof VarcharType) {
        VarcharType varcharType = (VarcharType) type;
        if (varcharType.isUnbounded()) {
            return HIVE_STRING.getTypeInfo();
        }
        if (varcharType.getBoundedLength() <= HiveVarchar.MAX_VARCHAR_LENGTH) {
            return getVarcharTypeInfo(varcharType.getBoundedLength());
        }
        throw new PrestoException(NOT_SUPPORTED, format("Unsupported Hive type: %s. Supported VARCHAR types: VARCHAR(<=%d), VARCHAR.", type, HiveVarchar.MAX_VARCHAR_LENGTH));
    }
    if (type instanceof CharType) {
        CharType charType = (CharType) type;
        int charLength = charType.getLength();
        if (charLength <= HiveChar.MAX_CHAR_LENGTH) {
            return getCharTypeInfo(charLength);
        }
        throw new PrestoException(NOT_SUPPORTED, format("Unsupported Hive type: %s. Supported CHAR types: CHAR(<=%d).",
                type, HiveChar.MAX_CHAR_LENGTH));
    }
    if (VARBINARY.equals(type)) {
        return HIVE_BINARY.getTypeInfo();
    }
    if (DATE.equals(type)) {
        return HIVE_DATE.getTypeInfo();
    }
    if (TIMESTAMP.equals(type)) {
        return HIVE_TIMESTAMP.getTypeInfo();
    }
    if (type instanceof DecimalType) {
        DecimalType decimalType = (DecimalType) type;
        return new DecimalTypeInfo(decimalType.getPrecision(), decimalType.getScale());
    }
    if (isArrayType(type)) {
        TypeInfo elementType = translate(type.getTypeParameters().get(0));
        return getListTypeInfo(elementType);
    }
    if (isMapType(type)) {
        TypeInfo keyType = translate(type.getTypeParameters().get(0));
        TypeInfo valueType = translate(type.getTypeParameters().get(1));
        return getMapTypeInfo(keyType, valueType);
    }
    if (isRowType(type)) {
        ImmutableList.Builder<String> fieldNames = ImmutableList.builder();
        for (TypeSignatureParameter parameter : type.getTypeSignature().getParameters()) {
            if (!parameter.isNamedTypeSignature()) {
                throw new IllegalArgumentException(format("Expected all parameters to be named type, but got %s", parameter));
            }
            NamedTypeSignature namedTypeSignature = parameter.getNamedTypeSignature();
            if (namedTypeSignature.getName().isEmpty()) {
                throw new PrestoException(NOT_SUPPORTED, format("Anonymous row type is not supported in Hive. Please give each field a name: %s", type));
            }
            fieldNames.add(namedTypeSignature.getName().get());
        }
        return getStructTypeInfo(
                fieldNames.build(),
                type.getTypeParameters().stream()
                        .map(this::translate)
                        .collect(toImmutableList()));
    }
    throw new PrestoException(NOT_SUPPORTED, format("Unsupported Hive type: %s", type));
}
 

private static ObjectInspector getJavaObjectInspector(Type type)
{
    if (type.equals(BOOLEAN)) {
        return javaBooleanObjectInspector;
    }
    if (type.equals(BIGINT)) {
        return javaLongObjectInspector;
    }
    if (type.equals(INTEGER)) {
        return javaIntObjectInspector;
    }
    if (type.equals(SMALLINT)) {
        return javaShortObjectInspector;
    }
    if (type.equals(TINYINT)) {
        return javaByteObjectInspector;
    }
    if (type.equals(REAL)) {
        return javaFloatObjectInspector;
    }
    if (type.equals(DOUBLE)) {
        return javaDoubleObjectInspector;
    }
    if (type instanceof VarcharType) {
        return javaStringObjectInspector;
    }
    if (type.equals(VARBINARY)) {
        return javaByteArrayObjectInspector;
    }
    if (type.equals(DATE)) {
        return javaDateObjectInspector;
    }
    if (type.equals(TIMESTAMP)) {
        return javaTimestampObjectInspector;
    }
    if (type instanceof DecimalType) {
        DecimalType decimalType = (DecimalType) type;
        return getPrimitiveJavaObjectInspector(new DecimalTypeInfo(decimalType.getPrecision(), decimalType.getScale()));
    }
    if (type instanceof ArrayType) {
        return ObjectInspectorFactory.getStandardListObjectInspector(getJavaObjectInspector(type.getTypeParameters().get(0)));
    }
    if (type instanceof MapType) {
        ObjectInspector keyObjectInspector = getJavaObjectInspector(type.getTypeParameters().get(0));
        ObjectInspector valueObjectInspector = getJavaObjectInspector(type.getTypeParameters().get(1));
        return ObjectInspectorFactory.getStandardMapObjectInspector(keyObjectInspector, valueObjectInspector);
    }
    if (type instanceof RowType) {
        return getStandardStructObjectInspector(
                type.getTypeSignature().getParameters().stream()
                        .map(parameter -> parameter.getNamedTypeSignature().getName().get())
                        .collect(toList()),
                type.getTypeParameters().stream()
                        .map(RcFileTester::getJavaObjectInspector)
                        .collect(toList()));
    }
    throw new IllegalArgumentException("unsupported type: " + type);
}
 

private static TypeInfo toHiveTypeInfo(Type type)
{
    if (BOOLEAN.equals(type)) {
        return HIVE_BOOLEAN.getTypeInfo();
    }
    if (BIGINT.equals(type)) {
        return HIVE_LONG.getTypeInfo();
    }
    if (INTEGER.equals(type)) {
        return HIVE_INT.getTypeInfo();
    }
    if (SMALLINT.equals(type)) {
        return HIVE_SHORT.getTypeInfo();
    }
    if (TINYINT.equals(type)) {
        return HIVE_BYTE.getTypeInfo();
    }
    if (REAL.equals(type)) {
        return HIVE_FLOAT.getTypeInfo();
    }
    if (DOUBLE.equals(type)) {
        return HIVE_DOUBLE.getTypeInfo();
    }
    if (type instanceof VarcharType) {
        VarcharType varcharType = (VarcharType) type;
        if (varcharType.isUnbounded()) {
            return HIVE_STRING.getTypeInfo();
        }
        if (varcharType.getBoundedLength() <= HiveVarchar.MAX_VARCHAR_LENGTH) {
            return getVarcharTypeInfo(varcharType.getBoundedLength());
        }
        throw new PrestoException(NOT_SUPPORTED, format("Unsupported Hive type: %s. Supported VARCHAR types: VARCHAR(<=%d), VARCHAR.", type, HiveVarchar.MAX_VARCHAR_LENGTH));
    }
    if (type instanceof CharType) {
        CharType charType = (CharType) type;
        int charLength = charType.getLength();
        if (charLength <= HiveChar.MAX_CHAR_LENGTH) {
            return getCharTypeInfo(charLength);
        }
        throw new PrestoException(NOT_SUPPORTED, format("Unsupported Hive type: %s. Supported CHAR types: CHAR(<=%d).",
                type, HiveChar.MAX_CHAR_LENGTH));
    }
    if (VARBINARY.equals(type)) {
        return HIVE_BINARY.getTypeInfo();
    }
    if (DATE.equals(type)) {
        return HIVE_DATE.getTypeInfo();
    }
    if (TIMESTAMP.equals(type)) {
        return HIVE_TIMESTAMP.getTypeInfo();
    }
    if (TIMESTAMP_WITH_TIME_ZONE.equals(type)) {
        // Hive does not have TIMESTAMP_WITH_TIME_ZONE, this is just a work around for iceberg.
        return HIVE_TIMESTAMP.getTypeInfo();
    }
    if (type instanceof DecimalType) {
        DecimalType decimalType = (DecimalType) type;
        return new DecimalTypeInfo(decimalType.getPrecision(), decimalType.getScale());
    }
    if (isArrayType(type)) {
        TypeInfo elementType = toHiveTypeInfo(type.getTypeParameters().get(0));
        return getListTypeInfo(elementType);
    }
    if (isMapType(type)) {
        TypeInfo keyType = toHiveTypeInfo(type.getTypeParameters().get(0));
        TypeInfo valueType = toHiveTypeInfo(type.getTypeParameters().get(1));
        return getMapTypeInfo(keyType, valueType);
    }
    if (isRowType(type)) {
        ImmutableList.Builder<String> fieldNames = ImmutableList.builder();
        for (TypeSignatureParameter parameter : type.getTypeSignature().getParameters()) {
            if (!parameter.isNamedTypeSignature()) {
                throw new IllegalArgumentException(format("Expected all parameters to be named type, but got %s", parameter));
            }
            NamedTypeSignature namedTypeSignature = parameter.getNamedTypeSignature();
            if (namedTypeSignature.getName().isEmpty()) {
                throw new PrestoException(NOT_SUPPORTED, format("Anonymous row type is not supported in Hive. Please give each field a name: %s", type));
            }
            fieldNames.add(namedTypeSignature.getName().get());
        }
        return getStructTypeInfo(
                fieldNames.build(),
                type.getTypeParameters().stream()
                        .map(TypeConverter::toHiveTypeInfo)
                        .collect(toList()));
    }
    throw new PrestoException(NOT_SUPPORTED, format("Unsupported Hive type: %s", type));
}