private Object dictionaryDecodeValue()

in paimon-format/src/main/java/org/apache/paimon/format/parquet/reader/ArrayColumnReader.java [196:239]
43 lines of code
23 McCabe index (conditional complexity)

    private Object dictionaryDecodeValue(DataType type, Integer dictionaryValue) {
        if (dictionaryValue == null) {
            return null;
        }

        switch (type.getTypeRoot()) {
            case CHAR:
            case VARCHAR:
            case BINARY:
            case VARBINARY:
                return dictionary.readBytes(dictionaryValue);
            case DATE:
            case TIME_WITHOUT_TIME_ZONE:
            case INTEGER:
                return dictionary.readInteger(dictionaryValue);
            case BOOLEAN:
                return dictionary.readBoolean(dictionaryValue) ? 1 : 0;
            case DOUBLE:
                return dictionary.readDouble(dictionaryValue);
            case FLOAT:
                return dictionary.readFloat(dictionaryValue);
            case TINYINT:
                return dictionary.readTinyInt(dictionaryValue);
            case SMALLINT:
                return dictionary.readSmallInt(dictionaryValue);
            case BIGINT:
                return dictionary.readLong(dictionaryValue);
            case DECIMAL:
                switch (descriptor.getPrimitiveType().getPrimitiveTypeName()) {
                    case INT32:
                        return dictionary.readInteger(dictionaryValue);
                    case INT64:
                        return dictionary.readLong(dictionaryValue);
                    case FIXED_LEN_BYTE_ARRAY:
                    case BINARY:
                        return dictionary.readBytes(dictionaryValue);
                }
            case TIMESTAMP_WITHOUT_TIME_ZONE:
            case TIMESTAMP_WITH_LOCAL_TIME_ZONE:
                return dictionary.readTimestamp(dictionaryValue);
            default:
                throw new RuntimeException("Unsupported type in the list: " + type);
        }
    }