java.util.Timer.schedule() Method

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Description

The schedule(TimerTask task,long delay) method is used to schedule the specified task for execution after the specified delay.

Declaration

Following is the declaration for java.util.Timer.schedule() method.

public void schedule(TimerTask task,long delay)

Parameters

  • task--This is the task to be scheduled.

  • delay--This is the delay in milliseconds before task is to be executed.

Return Value

NA

Exception

  • IllegalArgumentException--This exception is thrown if time.getTime() is negative.

  • IllegalStateException--This is thrown if task was already scheduled or cancelled, timer was cancelled, or timer thread terminated.

Example

The following example shows the usage of java.util.Timer.schedule()

package com.tutorialspoint;

import java.util.*;

public class TimerDemo {
   public static void main(String[] args) {
      // creating timer task, timer
      TimerTask tasknew = new TimerScheduleDelay();
      Timer timer = new Timer();
      
      // scheduling the task at interval
      timer.schedule(tasknew, 100);      
   }
   // this method performs the task
   public void run() {
      System.out.println("timer working");      
   }    
}

Let us compile and run the above program, this will produce the following result.

timer working



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