import java.util.ArrayList;

class MySafeList extends ArrayList<Double>{

    static ArrayList<Double> mySafeList;

    public void add(Double d){
        mySafeList.add(d);
    }

    public int size(){
        return mySafeList.size();
    }

    public double get(int i){
        mySafeList.get(i);
    }

    static boolean stressTest(int n, int m){
        Thread threads[] = new Thread[n];
        try{
            for(i=0; i=n; i++){
                Thread t[i] = new Thread(new ThreadTest(1));
                t[i].start();
                for(j=0; j=m;j++){
                    mySafeList.add(j);
                }
            }
            if (mySafeList.size() != n*m){
                return False;
            }
        }catch(Exception e){
            return False;
        }
    }

    public static void main(String[] args) {
        MySafeList safeList = new MySafeList();
        safeList.stressTest(2,4);
    }

}

C:UsersantoiDocumentsProgrammingJulienTD6_multi_threading>javac MySafeList.java
MySafeList.java:23: error: ']' expected
                                Thread t[i] = new Thread(new ThreadTest(1));
                                         ^
MySafeList.java:23: error: ';' expected
                                Thread t[i] = new Thread(new ThreadTest(1));
                                          ^
2 errors