Package org.datanucleus.store.types.converters

Interface ColumnLengthDefiningTypeConverter

All Known Implementing Classes:
CalendarStringConverter, CurrencyStringConverter, DateStringConverter, LocalDateStringConverter, LocalDateTimeStringConverter, LocaleStringConverter, LocalTimeStringConverter, OffsetDateTimeStringConverter, OffsetTimeStringConverter, TimeZoneStringConverter, UUIDStringConverter, ZonedDateTimeStringConverter
public interface ColumnLengthDefiningTypeConverter
Interface implemented by a TypeConverter if it has default length values for any of its datastore columns. Typically used by a column stored as a String.

  • Method Summary

    Modifier and Type
    Method
    Description
    int
    getDefaultColumnLength(int columnPosition)
    Accessor for the default column length to use for the datastore column at the specified position.

  • Method Details

    • getDefaultColumnLength

      int getDefaultColumnLength(int columnPosition)
      Accessor for the default column length to use for the datastore column at the specified position.
      Parameters:
      columnPosition - Position of the column being enquired about (0 = first)
      Returns:
      The column length (-1 if no preference)