final void suspend( )
  final void resume( )

// Using suspend() and resume().
class NewThread implements Runnable {
  String name; // name of thread
  Thread t;
  NewThread(String threadname) {
    name = threadname;
    t = new Thread(this, name);
    System.out.println("New thread: " + t);
    t.start(); // Start the thread
  }
  // This is the entry point for thread.
  public void run() {
    try {
      for(int i = 15; i > 0; i--) {
        System.out.println(name + ": " + i);
        Thread.sleep(200);
      }
    } catch (InterruptedException e) {
      System.out.println(name + " interrupted.");
    }
    System.out.println(name + " exiting.");
  }
}
class SuspendResume {
  public static void main(String args[]) {
    NewThread ob1 = new NewThread("One");
    NewThread ob2 = new NewThread("Two");
    try {
      Thread.sleep(1000);
      ob1.t.suspend();
      System.out.println("Suspending thread One");
      Thread.sleep(1000);
      ob1.t.resume();
      System.out.println("Resuming thread One");
      ob2.t.suspend();
      System.out.println("Suspending thread Two");
      Thread.sleep(1000);
      ob2.t.resume();
      System.out.println("Resuming thread Two");
    } catch (InterruptedException e) {
      System.out.println("Main thread Interrupted");
    }
    // wait for threads to finish
    try {
      System.out.println("Waiting for threads to finish.");
      ob1.t.join();
      ob2.t.join();
    } catch (InterruptedException e) {
      System.out.println("Main thread Interrupted");
    }
    System.out.println("Main thread exiting.");
  }
}

New thread: Thread[One,5,main]
One: 15
New thread: Thread[Two,5,main]
Two: 15
One: 14
Two: 14
One: 13
Two: 13
One: 12
Two: 12
One: 11
Two: 11
Suspending thread One
Two: 10
Two: 9
Two: 8
Two: 7
Two: 6
Resuming thread One
Suspending thread Two
One: 10
One: 9
One: 8
One: 7
One: 6
Resuming thread Two
Waiting for threads to finish.
Two: 5
One: 5
Two: 4
One: 4
Two: 3
One: 3
Two: 2
One: 2
Two: 1
One: 1
Two exiting.
One exiting.
Main thread exiting.

  void stop( )

// Suspending and resuming a thread for Java2
class NewThread implements Runnable {
  String name; // name of thread
  Thread t;
  boolean suspendFlag;
  NewThread(String threadname) {
    name = threadname;
    t = new Thread(this, name);
    System.out.println("New thread: " + t);
    suspendFlag = false;
    t.start(); // Start the thread
  }
  // This is the entry point for thread.
  public void run() {
    try {
      for(int i = 15; i > 0; i--) {
        System.out.println(name + ": " + i);
        Thread.sleep(200);
        synchronized(this) {
          while(suspendFlag) {
            wait();
          }
        }
      }
    } catch (InterruptedException e) {
      System.out.println(name + " interrupted.");
    }
    System.out.println(name + " exiting.");
  }
  void mysuspend() {
    suspendFlag = true;
  }
  synchronized void myresume() {
    suspendFlag = false;
    notify();
  }
}
class SuspendResume {
  public static void main(String args[]) {
    NewThread ob1 = new NewThread("One");
    NewThread ob2 = new NewThread("Two");
    try {
     Thread.sleep(1000);
     ob1.mysuspend();
     System.out.println("Suspending thread One");
     Thread.sleep(1000);
     ob1.myresume();
     System.out.println("Resuming thread One");
     ob2.mysuspend();
     System.out.println("Suspending thread Two");
     Thread.sleep(1000);
     ob2.myresume();
     System.out.println("Resuming thread Two");
    } catch (InterruptedException e) {
     System.out.println("Main thread Interrupted");
    }
    // wait for threads to finish
    try {
     System.out.println("Waiting for threads to finish.");
     ob1.t.join();
     ob2.t.join();
    } catch (InterruptedException e) {
      System.out.println("Main thread Interrupted");
    }
    System.out.println("Main thread exiting.");
  }
}