Class UUIDStringConverter

java.lang.Object
org.datanucleus.store.types.converters.UUIDStringConverter
All Implemented Interfaces:
Serializable, ColumnLengthDefiningTypeConverter, TypeConverter<UUID,String>

public class UUIDStringConverter extends Object implements TypeConverter<UUID,String>, ColumnLengthDefiningTypeConverter
Class to handle the conversion between java.util.UUID and a String form.
See Also:
  • Field Details

  • Constructor Details

    • UUIDStringConverter

      public UUIDStringConverter()
  • Method Details

    • toMemberType

      public UUID toMemberType(String str)
      Description copied from interface: TypeConverter
      Method to convert the passed datastore value to the member type.
      Specified by:
      toMemberType in interface TypeConverter<UUID,String>
      Parameters:
      str - Value from the datastore
      Returns:
      Value for the member
    • toDatastoreType

      public String toDatastoreType(UUID uuid)
      Description copied from interface: TypeConverter
      Method to convert the passed member value to the datastore type.
      Specified by:
      toDatastoreType in interface TypeConverter<UUID,String>
      Parameters:
      uuid - Value from the member
      Returns:
      Value for the datastore
    • getDefaultColumnLength

      public int getDefaultColumnLength(int columnPosition)
      Description copied from interface: ColumnLengthDefiningTypeConverter
      Accessor for the default column length to use for the datastore column at the specified position.
      Specified by:
      getDefaultColumnLength in interface ColumnLengthDefiningTypeConverter
      Parameters:
      columnPosition - Position of the column being enquired about (0 = first)
      Returns:
      The column length (-1 if no preference)