12.16

    public void work(String str, String password) {
        String data = "人生苦短及时行乐"; // 要加密的明文
        String key = getKey();
        System.out.println("要加密的原文：" + data);
        System.out.println("密钥：" + key);
        String data_en = ideaEncrypt(data, key);
        System.out.println("密文：" + data_en);
        String data_de = ideaDecrypt(data_en, key);
        System.out.println("原文：" + data_de);
    }

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        System.out.println("IDEA加密算法");
        IDEA idea = new IDEA();
        try {
            idea.work("8787878787878787", "0E329232EA6D0D73");
        } catch (Exception e) {
            System.out.println(e.getMessage());
        }
    }

}