String reversal using recursion

public class A {
 public static void main(String[] args) {
     String temp = "TESTING";
     temp = getString(temp);
     System.out.println(temp);
 }

 public static String getString(String asTemp) {
     if (asTemp.length() == 0)
         return asTemp;
     else {
         return getString(asTemp.substring(1, asTemp.length()))
                 + asTemp.substring(0, 1);
     }
 }
}