er.extensions
Interface ERXGeneratesPrimaryKeyInterface

All Known Implementing Classes:

ERXCustomObject, ERXGenericRecord

public interface ERXGeneratesPrimaryKeyInterface

Enterprise objects that need to generate their own primary keys should implement this interface. This interface works in conjunction with the ERXDatabaseContextDelegate.

Note that ERXGenericRecord implements a default implementation of this interface.

Method Summary

NSDictionary

primaryKeyDictionary(boolean inTransaction) This method is called by the ERXDatabaseContextDelegate when in the middle of a transaction.

Method Detail

primaryKeyDictionary

public NSDictionary primaryKeyDictionary(boolean inTransaction)

This method is called by the ERXDatabaseContextDelegate when in the middle of a transaction. This is signaled by passing in the boolean true into the method. If the object returns null then a new primary key is generated.