question: public void writeOperationsEngineFile ( ) { makeBackupFile ( defaultOperationsFilename ( ) ) ; try { if ( ! checkFile ( defaultOperationsFilename ( ) ) ) { java . io . File file = new java . io . File ( defaultOperationsFilename ( ) ) ; java . io . File parentDir = file . getParentFile ( ) ; if ( ! parentDir . exists ( ) ) { if ( ! parentDir . mkdir ( ) ) { log . error ( "Directory wasn't created" ) ; } } if ( file . createNewFile ( ) ) { log . debug ( "File created" ) ; } } writeFile ( defaultOperationsFilename ( ) ) ; } catch ( Exception e ) { log . error ( "Exception while writing the new CSV operations file, may not be complete: " + e ) ; } }
target:  Store the all of the operation Engine objects in the default place, including making a backup if needed