public java.lang.StringBuffer append(boolean b){
  internal.append(b);
  return this;
}

public java . lang . StringBuffer append ( boolean b ) { internal . append ( b ) ; return this ; }
appends the string representation of the boolean argument to the string buffer . the argument is converted to a string as if by the method string . valueof , and the characters of that string are then appended to this string buffer .
