private static SqlDataType parseSimpleDataType()

in java/clickhouse-client/src/main/java/com/epam/deltix/clickhouse/util/ParseHelper.java [123:196]
63 lines of code
23 McCabe index (conditional complexity)

    private static SqlDataType parseSimpleDataType(DataTypes requestedType, Class<?> currentType) {
        if (requestedType == null)
            return getDefaultDataTypeByClass(currentType);

        switch (requestedType) {
            case ENUM8:
            case ENUM16:
                validateEnumDataType(requestedType, currentType);
                List<Enum8DataType.Enum8Value> values = getEnumValues(currentType);
                return new Enum8DataType(values);

            case STRING:
            case FIXED_STRING:
                validateStringDataType(requestedType, currentType);
                return new StringDataType();

            case UINT8:
                validateUInt8DataType(requestedType, currentType);
                return new UInt8DataType();
            case UINT16:
            case UINT32:
            case UINT64:
                throw unsupportedDataTypeException(requestedType, currentType);

            case INT8:
                validateInt8DataType(requestedType, currentType);
                return new Int8DataType();
            case INT16:
                validateInt16DataType(requestedType, currentType);
                return new Int16DataType();
            case INT32:
                validateInt32DataType(requestedType, currentType);
                return new Int32DataType();
            case INT64:
                validateInt64DataType(requestedType, currentType);
                return new Int64DataType();

            case FLOAT32:
                validateFloat32DataType(requestedType, currentType);
                return new Float32DataType();
            case FLOAT64:
                validateFloat64DataType(requestedType, currentType);
                return new Float64DataType();

            case DECIMAL:
                validateDecimalDataType(requestedType, currentType);
                return new DecimalDataType(DEFAULT_DECIMAL_PRECISION, DEFAULT_DECIMAL_SCALE);
            case DECIMAL32:
                validateDecimalDataType(requestedType, currentType);
                return new Decimal32DataType(DEFAULT_DECIMAL_SCALE);
            case DECIMAL64:
                validateDecimalDataType(requestedType, currentType);
                return new Decimal64DataType(DEFAULT_DECIMAL_SCALE);
            case DECIMAL128:
                validateDecimalDataType(requestedType, currentType);
                return new Decimal128DataType(DEFAULT_DECIMAL_SCALE);

            case DATE:
                validateDateDataType(requestedType, currentType);
                return new DateDataType();

            case DATE_TIME:
                validateDateTimeDataType(requestedType, currentType);
                return new DateTimeDataType();

            case DATE_TIME64:
                validateDateTimeDataType(requestedType, currentType);
                return new DateTime64DataType();

            default:
                throw unsupportedDataTypeException(requestedType);

        }
    }