fix(token,AxisInnovatorsBox) 修复报错NullPointerException，添加token持久化加解密逻辑

language/saved_language.properties

@@ -1,3 +1,3 @@
 #Current Loaded Language
-#Sat Aug 16 18:11:03 CST 2025
+#Mon Aug 18 02:11:52 CST 2025
 loadedLanguage=system\:zh_CN

src/main/java/com/axis/innovators/box/AxisInnovatorsBox.java

@@ -12,6 +12,8 @@ import com.axis.innovators.box.register.RegistrationSettingsItem;
 import com.axis.innovators.box.register.RegistrationTool;
 import com.axis.innovators.box.register.RegistrationTopic;
 import com.axis.innovators.box.tools.*;
+import com.axis.innovators.box.tools.Crypto.AESCryptoUtil;
+import com.axis.innovators.box.tools.Crypto.Base64CryptoUtil;
 import com.axis.innovators.box.util.PythonResult;
 import com.axis.innovators.box.util.Tray;
 import com.axis.innovators.box.verification.LoginResult;
@@ -94,14 +96,29 @@ public class AxisInnovatorsBox {
                     (Exception) throwable : new Exception(throwable));
         });
         // 初始化，这里为了能够在登录窗口使用主题，特意将初始化放在构造函数中
-        main.initLog4j2();
-        main.setTopic();
+        initLog4j2();
+        setTopic();
         // 加载登录信息，如果没有，弹出登录弹窗，后续可以删掉默认弹出
         // TODO: login window should not be show when AxisInnovatorsBox initialize,
         // it should be show when user click login button.
         try {
             StateManager stateManager = new StateManager();
-            String token = stateManager.getState("loginToken");
+            String excryptedKey = "loginToken";
+            try {
+                excryptedKey = Base64CryptoUtil.base64Encode(excryptedKey);
+            } catch (Exception e) {
+                logger.error("Failed to encrypt key", e);
+            }
+            String encryptedToken = stateManager.getState(excryptedKey);
+            String token = null;
+            if (encryptedToken != null && !encryptedToken.isEmpty()) {
+                try {
+                    token = AESCryptoUtil.decrypt(encryptedToken);
+                } catch (Exception ex) {
+                    logger.error("Token 解密失败", ex);
+                    token = null;
+                }
+            }
             if (token == null || token.isEmpty()) {
                 LoginResult loginResult = CasdoorLoginWindow.showLoginDialogAndGetLoginResult();
                 if (loginResult == null) {
@@ -110,7 +127,8 @@ public class AxisInnovatorsBox {
                             JOptionPane.INFORMATION_MESSAGE);
                 } else if (loginResult.success()) {
                     loginData = loginResult.loginData();
-                    stateManager.saveState("loginToken", loginResult.token());
+                    String encrypted = AESCryptoUtil.encrypt(loginResult.token());
+                    stateManager.saveState(excryptedKey, encrypted);
                     logger.info(
                             "Login result: token: " + loginResult.token() + ", user: " + loginResult.user());
                     JOptionPane.showMessageDialog(null, "登录成功", "登录",

src/main/java/com/axis/innovators/box/tools/Crypto/AESCryptoUtil.java

@@ -0,0 +1,50 @@
+package com.axis.innovators.box.tools.Crypto;
+
+import javax.crypto.Cipher;
+import javax.crypto.spec.SecretKeySpec;
+
+import java.nio.file.*;
+import java.security.SecureRandom;
+import java.util.Base64;
+
+public class AESCryptoUtil {
+  private static final String KEY_FILE = System.getProperty("user.home") + "/.lingqi/.axis_box_key";
+
+  // 获取密钥（Base64字符串，长度16字节）
+  public static byte[] getKeyBytes() throws Exception {
+    Path path = Paths.get(KEY_FILE);
+    if (Files.exists(path)) {
+      byte[] encrypted = Base64.getDecoder().decode(Files.readAllBytes(path));
+      return WindowsDPAPIUtil.unprotect(encrypted);
+    } else {
+      // 首次生成密钥
+      byte[] keyBytes = new byte[16];
+      new SecureRandom().nextBytes(keyBytes);
+      byte[] encrypted = WindowsDPAPIUtil.protect(keyBytes);
+      Files.createDirectories(path.getParent());
+      Files.write(path, Base64.getEncoder().encode(encrypted));
+      return keyBytes;
+    }
+  }
+
+  // 加密
+  public static String encrypt(String data) throws Exception {
+    byte[] keyBytes = getKeyBytes();
+    SecretKeySpec keySpec = new SecretKeySpec(keyBytes, "AES");
+    Cipher cipher = Cipher.getInstance("AES");
+    cipher.init(Cipher.ENCRYPT_MODE, keySpec);
+    byte[] encrypted = cipher.doFinal(data.getBytes("UTF-8"));
+    return Base64.getEncoder().encodeToString(encrypted);
+  }
+
+  // 解密
+  public static String decrypt(String encrypted) throws Exception {
+    byte[] keyBytes = getKeyBytes();
+    SecretKeySpec keySpec = new SecretKeySpec(keyBytes, "AES");
+    Cipher cipher = Cipher.getInstance("AES");
+    cipher.init(Cipher.DECRYPT_MODE, keySpec);
+    byte[] decoded = Base64.getDecoder().decode(encrypted);
+    byte[] decrypted = cipher.doFinal(decoded);
+    return new String(decrypted, "UTF-8");
+  }
+}

src/main/java/com/axis/innovators/box/tools/Crypto/Base64CryptoUtil.java

@@ -0,0 +1,15 @@
+package com.axis.innovators.box.tools.Crypto;
+
+import java.util.Base64;
+
+public class Base64CryptoUtil {
+
+  public static String base64Encode(String input) {
+      return Base64.getEncoder().encodeToString(input.getBytes());
+  }
+
+  public static String base64Decode(String input) {
+      byte[] decodedBytes = Base64.getDecoder().decode(input);
+      return new String(decodedBytes);
+  }
+}

src/main/java/com/axis/innovators/box/tools/Crypto/HashUtil.java

@@ -0,0 +1,12 @@
+package com.axis.innovators.box.tools.Crypto;
+
+import java.security.MessageDigest;
+import java.util.Base64;
+
+public class HashUtil {
+  public static String sha256(String input) throws Exception {
+    MessageDigest digest = MessageDigest.getInstance("SHA-256");
+    byte[] hash = digest.digest(input.getBytes("UTF-8"));
+    return Base64.getEncoder().encodeToString(hash); // 输出为Base64字符串
+  }
+}

src/main/java/com/axis/innovators/box/tools/Crypto/WindowsDPAPIUtil.java

@@ -0,0 +1,15 @@
+package com.axis.innovators.box.tools.Crypto;
+
+import com.sun.jna.platform.win32.Crypt32Util;
+
+public class WindowsDPAPIUtil {
+  // 加密
+  public static byte[] protect(byte[] data) {
+    return Crypt32Util.cryptProtectData(data);
+  }
+
+  // 解密
+  public static byte[] unprotect(byte[] encrypted) {
+    return Crypt32Util.cryptUnprotectData(encrypted);
+  }
+}