add flow

Author: xlorne

springboot-starter-security/src/main/java/com/codingapi/springboot/security/crypto/AESTools.java

@@ -1,13 +1,15 @@
 package com.codingapi.springboot.security.crypto;
 
 import com.codingapi.springboot.framework.crypto.AES;
+import lombok.Getter;
 import lombok.SneakyThrows;
 
 import java.nio.charset.StandardCharsets;
 import java.util.Base64;
 
 public class AESTools {
 
+    @Getter
     private final static AESTools instance = new AESTools();
 
     private AES aes;
@@ -19,10 +21,6 @@ void init(AES aes) {
         this.aes = aes;
     }
 
-    public static AESTools getInstance() {
-        return instance;
-    }
-
     @SneakyThrows
     public String encode(String input)  {
         return Base64.getEncoder().encodeToString(aes.encrypt(input.getBytes(StandardCharsets.UTF_8)));