Generates a new ID to be applied to the specified {@code Session} instance.
@param session the {@link Session} instance to which the ID will be applied.
@return the id to assign to the specified {@link Session} instance before adding a record to the EIS data store.
Generates a new ID to be applied to the specified {@code Session} instance.
@param session the {@link Session} instance to which the ID will be applied. @return the id to assign to the specified {@link Session} instance before adding a record to the EIS data store.