public class UsingStringBufferMethods {

	public static void main(String[] args) {
		
		StringBuffer s = new StringBuffer(5);
		System.out.println("String capacity : "+s.capacity());
		s = new StringBuffer("Hello Java");
		System.out.println("String Given : "+s);
		System.out.println("Last index of 'Java' is : " + s.lastIndexOf("Java"));
		StringBuffer strRev = s.reverse();
		System.out.println("Now String is : "+s);
		System.out.println("Reverse String : "+strRev);
	}
}