code: public static boolean hasQuotes( String input ) {
        if( input == null || input.length() < 2 ){
           return false;
        }
        return input.startsWith( SINGLE_QUOTE ) && input.endsWith( SINGLE_QUOTE ) ||
           input.startsWith( DOUBLE_QUOTE ) && input.endsWith( DOUBLE_QUOTE );
     }
docs: Returns true if the input has single-quotes or double-quotes at both sides.