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src/main/java/com/yutou/tools/utils/AESTools.java

@@ -0,0 +1,52 @@
+package com.yutou.tools.utils;
+
+import javax.crypto.Cipher;
+import javax.crypto.KeyGenerator;
+import javax.crypto.spec.SecretKeySpec;
+import java.nio.charset.StandardCharsets;
+import java.util.Base64;
+
+public class AESTools {
+    private static final String key="fJjSoOM7tDIQN0Ne";
+    private static final String model="AES/ECB/PKCS5Padding";
+
+    /**
+     * 加密
+     * @param value 原文
+     * @return 密文
+     */
+    public static String encrypt(String value){
+        try {
+            KeyGenerator generator=KeyGenerator.getInstance("AES");
+            generator.init(128);
+            Cipher cipher=Cipher.getInstance(model);
+            cipher.init(Cipher.ENCRYPT_MODE,new SecretKeySpec(key.getBytes(),"AES"));
+            byte[] bytes=cipher.doFinal(value.getBytes(StandardCharsets.UTF_8));
+            return new String(Base64.getEncoder().encode(bytes));
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    /**
+     * 解密
+     * @param value 密文
+     * @return 原文
+     */
+    public static String decrypt(String value){
+        try {
+            KeyGenerator generator=KeyGenerator.getInstance("AES");
+            generator.init(128);
+            Cipher cipher=Cipher.getInstance(model);
+            cipher.init(Cipher.DECRYPT_MODE,new SecretKeySpec(key.getBytes(),"AES"));
+            byte[] encodeBytes=Base64.getDecoder().decode(value);
+            byte[] bytes=cipher.doFinal(encodeBytes);
+            return new String(bytes);
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+}