question: public TimmyTable addTimmyTable ( String filename , int recordSize ) throws SyncFailedException , IOException { if ( isOpen ) throw new IllegalStateException ( "table can't be added after database is open" ) ; TimmyTable tt = new TimmyTable ( filename , recordSize , this ) ; tables . add ( tt ) ; return tt ; }
target:  This or addRollBackTimmyTable must be called for all tables in database before open()