code: public static String wrap(String s) {
  		StringBuilder sb = new StringBuilder();
  
  		sb.append("(");
  		sb.append(s);
  		sb.append(")");
  
  		return sb.toString();
  	}
docs: Wrap a string in parenthesis.
  
  @param s
  the string to be wrapped
  
  @return the wrapped string: <code>"(s)"</code>