org.tentackle.db
Interface IdSource

All Known Implementing Classes:

ObjectId

public interface IdSource

Abstraction for a generic source of ID numbers.

Author:

harald

Method Summary

long	nextId() Get the next unique ID.
void	returnId(long id) Return an ID back to the pool

Method Detail

nextId

long nextId()
            throws ApplicationException

Get the next unique ID.

Returns:

a free ID.

Throws:

ApplicationException - if an ID could not be retrieved.

returnId

void returnId(long id)
              throws ApplicationException

Return an ID back to the pool

Parameters:

id - ID to be returned

Throws:

ApplicationException - if ID could not be returned