Пример #1
0
 /**
  * Returns a non-empty vector of integers in the range min..max. Numbers in the input may be
  * delimited by whitespaces and/or commas. If no input is given, a vector with 1 random value in
  * the range min..max is returned.
  */
 Vector<Integer> getNonEmptyVI(int min, int max) {
   final Vector<Integer> args = getVI();
   if (args.size() == 0) {
     args.add(MyRandom.Int(min, max));
     sb.setText("no input; using random value");
   }
   return args;
 }
Пример #2
0
 /**
  * Returns an integer in the range min..max. If no input is given, a default value def is
  * returned.
  */
 public int getInt(int def, int min, int max) {
   int n = def;
   final String firstWord = this.getText().split("(\\s|,)")[0];
   try {
     n = Integer.parseInt(firstWord);
     if (n < min) {
       n = min;
       sb.setText("value too small; using the minimum value " + min + " instead");
     }
     if (n > max) {
       n = max;
       sb.setText("value too high; using the maximum value " + max + " instead");
     }
     sb.setText(" ");
   } catch (final NumberFormatException e) {
     sb.setText("couldn't parse an integer; using the default value " + def);
   }
   setText("");
   return n;
 }
Пример #3
0
 /**
  * Returns a vector of integers in the range min..max. Numbers in the input may be delimited by
  * whitespaces and/or commas.
  */
 public Vector<Integer> getVI(int min, int max) {
   boolean range = false;
   final Vector<Integer> args = new Vector<Integer>();
   final String[] tokens = this.getText().replaceAll("\\.{2,}", " .. ").split("(\\s|,)+");
   for (final String t : tokens) {
     if ("..".equals(t)) {
       range = true;
     } else {
       int x = min;
       try {
         x = Integer.parseInt(t);
         if (x < min) {
           x = min;
           sb.setText("value too small; using the minimum value instead");
         }
         if (x > max) {
           x = max;
           sb.setText("value too high; using the maximum value instead");
         }
         if (range) {
           final int a = args.lastElement();
           for (int i = a + 1; i < x; ++i) {
             args.add(i);
           }
           for (int i = a - 1; i > x; --i) {
             args.add(i);
           }
           range = false;
         }
         args.add(x);
       } catch (final NumberFormatException e) {
         sb.setText("couldn't parse an integer");
       }
     }
   }
   setText("");
   return args;
 }