If the OSF is locked already, an exception is thrown. If multiple matches to the OSF file are found, or no match exists, exceptions are thrown. This method returns a string describing the blackboard. This method returns the directory in which the blackboard is stored. This method exercises the object's methods.
Diagnostic output is sent to cerr.
If all of the tests pass, this method returns true. Otherwise, it returns false. All exceptions generated during the test are caught and reported. Inc. All Rights Reserved.