Java Data Type Tutorial - Java Runtime .removeShutdownHook ( Thread hook)

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Syntax

Runtime.removeShutdownHook(Thread hook) has the following syntax.

public boolean removeShutdownHook(Thread hook)

Example

In the following code shows how to use Runtime.removeShutdownHook(Thread hook) method.

/*w w w . j a  v  a2  s .  c  om*/
class Message extends Thread {

  public void run() {
    System.out.println("Bye.");
  }
}

public class Main {

  public static void main(String[] args) {
    try {
      Message p = new Message();
      // register Message as shutdown hook
      Runtime.getRuntime().addShutdownHook(p);

      // remove the hook
      Runtime.getRuntime().removeShutdownHook(p);

      System.out.println("Program is closing...");

    } catch (Exception e) {
      e.printStackTrace();
    }
  }
}

The code above generates the following result.

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