| package com.vincent.rsf.framework.common; | 
|   | 
| import javax.crypto.Cipher; | 
| import javax.crypto.spec.SecretKeySpec; | 
|   | 
|   | 
| /** | 
|  * aes128-base64 | 
|  * @author Vincent | 
|  */ | 
| public class AesUtils { | 
|   | 
|     private final static String DEFAULT_CHARSET = "utf-8"; | 
|     private final static int DEFAULT_KEY_LENGTH = 16; | 
|   | 
|     /** | 
|      * aes128 - base64 加密 | 
|      * @param data  需要加密的明文 | 
|      * @param key   盐 | 
|      * @return   密文 | 
|      */ | 
|     public static String encrypt(String data, String key) { | 
|         try { | 
|             if (null == key || "".equals(key) || key.length() != DEFAULT_KEY_LENGTH) { | 
|                 return null; | 
|             } | 
|             byte[] raw = key.getBytes(DEFAULT_CHARSET); | 
|             SecretKeySpec skeySpec = new SecretKeySpec(raw, "AES"); | 
|             Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");//"算法/模式/补码方式" | 
|             cipher.init(Cipher.ENCRYPT_MODE, skeySpec); | 
|             byte[] encrypted = cipher.doFinal(data.getBytes(DEFAULT_CHARSET)); | 
|             return RadixTools.bytesToHexStr(encrypted); | 
|         } catch (Exception ex) { | 
|             return null; | 
|         } | 
|   | 
|     } | 
|   | 
|     /** | 
|      * aes128 - base64 解密 | 
|      * @param data  需要解密的密文 | 
|      * @param key   盐 | 
|      * @return   明文 | 
|      */ | 
|     public static String decrypt(String data, String key) { | 
|         try { | 
|             if (null == key || "".equals(key) || key.length() != DEFAULT_KEY_LENGTH) { | 
|                 return null; | 
|             } | 
|             byte[] raw = key.getBytes(DEFAULT_CHARSET); | 
|             SecretKeySpec skeySpec = new SecretKeySpec(raw, "AES"); | 
|             Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding"); | 
|             cipher.init(Cipher.DECRYPT_MODE, skeySpec); | 
|             byte[] original = cipher.doFinal(RadixTools.hexStringToBytes(data)); | 
|             return new String(original,DEFAULT_CHARSET); | 
|         } catch (Exception ex) { | 
|             return null; | 
|         } | 
|     } | 
|   | 
|     public static void main(String[] args) { | 
|         //test | 
|         String key = "123456"; | 
| //        String jsonData = "json={\"status\":200,\"msg\":\"success\",\"data\":\"dsadsa\"}×tamp=" + String.valueOf(System.currentTimeMillis()+5000000L); | 
| ////        String jsonData = "status=200&msg=xltys1995==sadsadsad×tamp=" + String.valueOf(System.currentTimeMillis()+5000000L); | 
| //        System.out.println(System.currentTimeMillis() + 5000000L); | 
| //        String encrypt = encrypt(key, jsonData); | 
| //        System.out.println(encrypt); | 
| //        String key = "QeCB1d74ab24482b"; | 
| //        String s = decrypt("bd064484343cde2d325693c0611c157d04294ae2cea03854d10a2f0aa01377cfc69cf6c700ae665c8f4c539d030bb2af" | 
| //                , key); | 
| //        System.out.printf(s); | 
|   | 
|   | 
|         String data = "15988786205×tamp=" + (System.currentTimeMillis() + 5000000L); | 
| //        String jsonData = "status=200&msg=xltys1995==sadsadsad×tamp=" + String.valueOf(System.currentTimeMillis()+5000000L); | 
|         System.out.println(System.currentTimeMillis() + 5000000L); | 
|         String encrypt = encrypt(data,key); | 
|         System.out.println(encrypt); | 
|     } | 
| } |