含有Java 编程的动态性的一些资料,如类和类装入,引入反射-Java programming contains some of the dynamic information, such as classes and types of load, the introduction of reflection
自己实现的AES和DES的加密算法。自己可以随意组成加密数据结构,进行AES和DES的加密。-Their implementation of AES and DES encryption algorithm. Encryption can be composed of its own data structure, for AES and DES encryption.