Java.lang.Thread.setPriority() Method


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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

java_lang_thread.htm

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