برنامه نویسی پیشرفته - مقایسه عملکرد split و StringTokenizer

public static void main(String[] args) {

    StringBuilder sb= new StringBuilder("ali");
    for (int i = 0; i < 10000000; i++) {
        sb.append("-ali");
    }
    String testStr= sb.toString();

    long start= System.currentTimeMillis();
    String[] splited1= testStr.split("-");
    int counter1=0;
    for (int i = 0; i < splited1.length; i++) {
        counter1++;
    }
    long end= System.currentTimeMillis();
    System.out.println("Time: " + (end-start) + " - counter1: " + counter1);

    start= System.currentTimeMillis();
    int counter2=0;
    StringTokenizer st= new StringTokenizer(testStr, "-");
    while(st.hasMoreTokens()) {
        st.nextToken();
        counter2++;
    }
    end= System.currentTimeMillis();
    System.out.println("Time: " + (end-start) + " - counter2: " + counter2);
}