Aide java svp

publi class Couple {
    private int num = 0;
    private boolean bool = false;

    // --- CLASS CONSTRUCTORS
    public Couple ( ){
       super();
    }
    public Couple ( int theNum, boolean theBool ){
       this();
       setNum(theNum);
       setBool(theBool);
    }

    // --- GETTERS & SETTERS
    public void setNum ( int theNum ){
       this.num = theNum;
    }
    public int getNum ( ){
       return this.num;
    }

    public void setBool ( boolean theBool ){
        this.bool = theBool;
    }
   public boolean isBool ( ){
       return this.bool;
   }
}

ArrayList myList = new ArrayList();
for ( int i = 0; i < 10; i++ ){
     myList.add( new Couple(i, true) );
}

public ArrayList sort ( ArrayList theList ){
   ArrayList myFinalList = new ArrayList ();
   Couple myTmpCouple = null;

  // --- Roll on input arrayList
  for ( int i = 0; i < theList.size(); i++ ){
      // --- Retrieve current couple
      myCouple = (Couple) theList.get(i);
      // --- Insert it in final arrayList in function of it 'num' value
      myFinalList = insertInto (myFinalList);
  }

  return myFinalList;
}

private ArrayList insertInto ( ArrayList theList, Couple theCoupleToInsert ){
    boolean found = false;
    int i = 0;
    Couple myC = null;

    while ( ! found && i < theList.size() ){
        myC = (Couple) theList.get(i);
        if ( theCoupleToInsert.getNum <= myC.getNum() ){
           // --- Insert theCouple before the one with 'num' value greater
           theList.add(theCoupleToInsert, i);
        }
    }
    // --- Treat the list with size 0, simply add the couple to insert at the first index
    if ( theList.size == 0 )
        theList.add(theCoupleToInsert);

    // --- Return the list with the couple inserted in
    return theList;
}