programming-examples/java/Basics/Program to reverse a string using recursive algorithm. (Java).java

/*
Description:
Write a program to reverse a string using recursive methods.
You should not use any string reverse methods to do this.
*/

public class StringRecursiveReversal
{

    String reverse = "";

    public String reverseString(String str)
    {
        if(str.length() == 1)
            {
                return str;
            }
        else
            {
                reverse += str.charAt(str.length()-1)
                           +reverseString(str.substring(0,str.length()-1));
                return reverse;
            }
    }

    public static void main(String a[])
    {
        StringRecursiveReversal srr = new StringRecursiveReversal();
        System.out.println("Result: "+srr.reverseString("Java2novice"));
    }
}