Java Thread setName() method

The setName() method of thread class is used to change the name of the thread.

Syntax

Parameter

Return

Exception

SecurityException: This exception throws if the current thread cannot modify the thread.

Example

public class SetNameExample extends Thread
{  
    public void run()
    {  
        System.out.println("running...");  
    }  
    public static void main(String args[])
    {  
        // creating two threads
        SetNameExample t1=new SetNameExample();  
        SetNameExample t2=new SetNameExample();  
        // start of thread 
        t1.start();  
        t2.start();     
        // change the thread name 
        t1.setName("Sonoo Jaiswal");  
        t2.setName("javatpoint");
        // print the thread after changing 
        System.out.println("After changing name of t1: "+t1.getName());
        System.out.println("After changing name of t2: "+t2.getName());
    }  
}

Test it Now

Output:

After changing name of t1: Sonoo Jaiswal
running...
running...
After changing name of t2: javatpoint

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