code: public final synchronized void removeId(long id)
  	{
  		if (tc.isEntryEnabled()) Tr.entry(tc, "removeId", new Long(id));
  
  		_idMap.remove(id);
  
  		if (tc.isEntryEnabled()) Tr.exit(tc, "removeId");
  	}
docs: Remove the given id from the map. This method should be
  called at the end of a recoverable object's lifetime.
  
  @param id The id to remove from the table