From 41d89b8acac121527d4488f56285faca27de9269 Mon Sep 17 00:00:00 2001
From: chenjiahe <763432473@qq.com>
Date: 星期四, 06 一月 2022 19:35:22 +0800
Subject: [PATCH] 添加Mysql数据库的AES加解密方法
---
src/main/java/com/hx/util/mysql/aes/MysqlHexAes.java | 73 ++++++++++++++++++++++++++++++++++++
1 files changed, 73 insertions(+), 0 deletions(-)
diff --git a/src/main/java/com/hx/util/mysql/aes/MysqlHexAes.java b/src/main/java/com/hx/util/mysql/aes/MysqlHexAes.java
new file mode 100644
index 0000000..2905210
--- /dev/null
+++ b/src/main/java/com/hx/util/mysql/aes/MysqlHexAes.java
@@ -0,0 +1,73 @@
+package com.hx.util.mysql.aes;
+
+import com.hx.util.StringUtils;
+import org.apache.commons.codec.binary.Hex;
+
+import javax.crypto.Cipher;
+import javax.crypto.spec.SecretKeySpec;
+import java.io.UnsupportedEncodingException;
+
+/**
+ * mybatis鏁版嵁搴撶殑AES_ENCRYPT锛堝姞瀵嗭級鍜孉ES_DECRYPT锛堣В瀵嗭級
+ * mybatis鏁版嵁搴撶殑HEX锛堝姞澹筹級UNHEX锛堣В澹筹級
+ * @author CJH
+ * @Date 2021-01-06
+ */
+public class MysqlHexAes {
+
+
+ public static SecretKeySpec generateMySQLAESKey(final String key, final String encoding) {
+ try {
+ final byte[] finalKey = new byte[16];
+ int i = 0;
+ for(byte b : key.getBytes(encoding)) {
+ finalKey[i++%16] ^= b;
+ }
+ return new SecretKeySpec(finalKey, "AES");
+ } catch(UnsupportedEncodingException e) {
+ throw new RuntimeException(e);
+ }
+ }
+
+ /**AES 瑙ｅ瘑
+ * @param data 闇�瑕佽В瀵嗙殑鏁版嵁
+ * @param aesKey 绉橀挜
+ * @param encoding 缂栫爜锛屼笉濉粯璁TF-8
+ * @return
+ * @throws Exception
+ */
+ public static String decrpt(String data,String aesKey,String encoding) throws Exception {
+ if(StringUtils.isEmpty(encoding)){
+ encoding = "UTF-8";
+ }
+ // Decrypt
+ final Cipher decryptCipher = Cipher.getInstance("AES");
+ decryptCipher.init(Cipher.DECRYPT_MODE, generateMySQLAESKey(aesKey, encoding));
+ return new String(decryptCipher.doFinal(Hex.decodeHex(data.toCharArray())));
+ }
+
+ /**AES鍔犲瘑
+ * @param data 闇�瑕佽В瀵嗙殑鏁版嵁
+ * @param aesKey 绉橀挜
+ * @param encoding 缂栫爜锛屼笉濉粯璁TF-8
+ * @return
+ * @throws Exception
+ */
+ public static String encrpt(String data,String aesKey,String encoding) throws Exception {
+ if(StringUtils.isEmpty(encoding)){
+ encoding = "UTF-8";
+ }
+ // Encrypt
+ final Cipher encryptCipher = Cipher.getInstance("AES");
+ encryptCipher.init(Cipher.ENCRYPT_MODE, generateMySQLAESKey(aesKey, encoding));
+ char[] code = Hex.encodeHex(encryptCipher.doFinal(data.getBytes(encoding)));
+ StringBuilder builder = new StringBuilder();
+ for (char d : code) {
+ builder.append(d);
+ }
+ String strning = builder.toString();
+ return strning;
+
+ }
+
+}
--
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