Palindrome Number

 public boolean isPalindrome(int x) {
  StringBuffer sb = new StringBuffer();

  sb.append(x);
  int len = sb.length();
  int ps = 0;
  int pe = len - 1;

  while (sb.charAt(ps++) == sb.charAt(pe--)) {
   if (ps >= pe)
    return true;
  }

  return false;
 }