文字列の反列

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class ZifuchuanFanxulie {
 public static void main(String[] args) throws IOException{
  BufferedReader sbr = new BufferedReader(
    new InputStreamReader(System.in));
  System.out.println("       ："); 
  String temp = sbr.readLine();
  StringBuffer sb = new StringBuffer();
  sb.append(temp);
  StringBuffer sbr1 = getStr(sb);
  System.out.println(sbr1);
 }
 
 private static StringBuffer getStr(StringBuffer sb1){
  StringBuffer str1 = sb1.reverse();
  return str1;
 }
}