public ParquetValueWriter primitive()

in parquet/src/main/java/org/apache/iceberg/parquet/ParquetAvroWriter.java [107:169]
61 lines of code
25 McCabe index (conditional complexity)

    public ParquetValueWriter<?> primitive(PrimitiveType primitive) {
      ColumnDescriptor desc = type.getColumnDescription(currentPath());

      if (primitive.getOriginalType() != null) {
        switch (primitive.getOriginalType()) {
          case ENUM:
          case JSON:
          case UTF8:
            return ParquetValueWriters.strings(desc);
          case DATE:
          case INT_8:
          case INT_16:
          case INT_32:
            return ParquetValueWriters.ints(desc);
          case INT_64:
          case TIME_MICROS:
          case TIMESTAMP_MICROS:
            return ParquetValueWriters.longs(desc);
          case DECIMAL:
            DecimalLogicalTypeAnnotation decimal =
                (DecimalLogicalTypeAnnotation) primitive.getLogicalTypeAnnotation();
            switch (primitive.getPrimitiveTypeName()) {
              case INT32:
                return ParquetValueWriters.decimalAsInteger(
                    desc, decimal.getPrecision(), decimal.getScale());
              case INT64:
                return ParquetValueWriters.decimalAsLong(
                    desc, decimal.getPrecision(), decimal.getScale());
              case BINARY:
              case FIXED_LEN_BYTE_ARRAY:
                return ParquetValueWriters.decimalAsFixed(
                    desc, decimal.getPrecision(), decimal.getScale());
              default:
                throw new UnsupportedOperationException(
                    "Unsupported base type for decimal: " + primitive.getPrimitiveTypeName());
            }
          case BSON:
            return ParquetValueWriters.byteBuffers(desc);
          default:
            throw new UnsupportedOperationException(
                "Unsupported logical type: " + primitive.getOriginalType());
        }
      }

      switch (primitive.getPrimitiveTypeName()) {
        case FIXED_LEN_BYTE_ARRAY:
          return new FixedWriter(desc);
        case BINARY:
          return ParquetValueWriters.byteBuffers(desc);
        case BOOLEAN:
          return ParquetValueWriters.booleans(desc);
        case INT32:
          return ParquetValueWriters.ints(desc);
        case INT64:
          return ParquetValueWriters.longs(desc);
        case FLOAT:
          return ParquetValueWriters.floats(desc);
        case DOUBLE:
          return ParquetValueWriters.doubles(desc);
        default:
          throw new UnsupportedOperationException("Unsupported type: " + primitive);
      }
    }