java1703的博客

转自: https://www.cnblogs.com/CarpenterLee/p/9558026.html

package com.community.shop.util; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.ObjectInputStream; import java.io.ObjectOutputStream; import java.security.*; import ja...

//sha1加密 public static String getSha1(String str) { if (null == str || 0 == str.length()) { return null; } char[] hexDigits = {'0', '1', '2', '3', '4', '5',...

删库跑路

RSA加密解密(包含生成公私钥对方法) package com.len.util; import sun.misc.BASE64Decoder; import javax.crypto.BadPaddingException; import javax.crypto.Cipher; import javax.crypto.IllegalBlockSizeException; import jav...