class Codeaft
{
    public static void main(String[] args)
    {
        Thread t1=Thread.currentThread();
        System.out.println("Thread Name "+t1.getName());
        System.out.println("Thread Priority "+t1.getPriority());
        t1.setName("My Thread");
        System.out.println("Name "+t1);
    }
}

codeaft@codeaft:~$ javac Codeaft.java
codeaft@codeaft:~$ java Codeaft
Thread Name main
Thread Priority 5
Name Thread[My Thread,5,main]
codeaft@codeaft:~$