public ResultFileReader(Problem problem,File file) throws IOException {
  super();
  this.problem=problem;
  reader=new BufferedReader(new FileReader(file));
  line=reader.readLine();
}

public ResultFileReader ( Problem problem , File file ) throws IOException { super ( ) ; this . problem = problem ; reader = new BufferedReader ( new FileReader ( file ) ) ; line = reader . readLine ( ) ; }
constructs a result file reader for reading the approximation sets from the specified result file .
