Java.lang.Thread.setPriority() Method

Description

The java.lang.Thread.setPriority() method changes the priority of this thread.

Declaration

Following is the declaration for java.lang.Thread.setPriority() method

public final void setPriority(int newPriority)

Parameters

• newPriority -- This is the priority to set this thread to.

Return Value

This method does not return any value.

Exception

• IllegalArgumentException -- if the priority is not in the range MIN_PRIORITY to MAX_PRIORITY.

• SecurityException -- if the current thread cannot modify this thread.

Example

The following example shows the usage of java.lang.Thread.setPriority() method.

package com.tutorialspoint;

import java.lang.*;

public class ThreadDemo {

   public static void main(String[] args) {

     Thread t = Thread.currentThread();
     t.setName("Admin Thread");
     // set thread priority to 1
     t.setPriority(1);
     
     // prints the current thread
     System.out.println("Thread = " + t);
    
     int count = Thread.activeCount();
     System.out.println("currently active threads = " + count);
   }
}

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

Thread = Thread[Admin Thread,1,main]
currently active threads = 1