question: private void loadSubmissions ( ) { submissions . clear ( ) ; String [ ] users = JPlagCentral . usersList ( ) ; for ( int i = 0 ; i < users . length ; i ++ ) { AccessStructure [ ] subm = JPlagCentral . listAccessStructures ( users [ i ] ) ; if ( subm != null && subm . length != 0 ) { for ( int j = 0 ; j < subm . length ; j ++ ) { submissions . add ( subm [ j ] ) ; } } } }
target:  Used to actualize the vector containing all submissions