fix(util): 修复NashornJsExecutor执行结果反序列化问题
- 修改execute方法返回值注释,明确返回原生类型/JSONObject而非JSON字符串 - 在execute方法中添加JSON字符串反序列化为Java对象的核心修复逻辑 - 在JS代码中添加JSON.stringify确保统一结果格式便于反序列化 - 更新toJson和fromJson方法使用fastjson2保持版本一致性 - 修改fromJson方法返回Object类型以支持自动类型适配 - 简化SecurityConfig中URL权限配置,移除冗余路径配置
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@ -115,8 +115,7 @@ public class SecurityConfig
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// 静态资源,可匿名访问
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.antMatchers(HttpMethod.GET, "/", "/*.html", "/**/*.html", "/**/*.css", "/**/*.js", "/profile/**").permitAll()
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.antMatchers("/system/file/upload","/evaluation/callback","/flow/**","/flowise/**","/kws/**","/ws/**","/api/grpc/**","/show/**",
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"/node-red/**","/swagger-ui.html", "/swagger-resources/**", "/webjars/**", "/*/api-docs", "/druid/**",
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"/ti/ui/findNextClickToFunction", "/ti/function/**").permitAll()
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"/node-red/**","/swagger-ui.html", "/swagger-resources/**", "/webjars/**", "/*/api-docs", "/druid/**", "/ti/**").permitAll()
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// 除上面外的所有请求全部需要鉴权认证
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.anyRequest().authenticated();
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})
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@ -50,7 +50,7 @@ public class NashornJsExecutor {
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NashornScriptEngineFactory factory = new NashornScriptEngineFactory();
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String[] strings = {"--language=es6"};
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this.engine = factory.getScriptEngine(
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strings, // 关键在这里
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strings,
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null,
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new ClassFilter() {
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@Override
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@ -66,7 +66,7 @@ public class NashornJsExecutor {
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*
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* @param jsCode JS 代码,必须包含 handler 函数
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* @param params 传入的参数(Map 或 POJO)
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* @return 执行结果 Map
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* @return 执行结果(自动反序列化后的原生类型/JSONObject)
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*/
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public Object execute(String jsCode, Object params) {
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// 1. 代码安全检查
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@ -111,15 +111,17 @@ public class NashornJsExecutor {
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throw new RuntimeException("脚本返回 null");
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}
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// ========== 核心修复点 1 ==========
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// 将 JS 执行返回的 JSON 字符串反序列化为 Java 对象
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String resultJson = result.toString();
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// 检查结果大小
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if (resultJson.length() > MAX_RESULT_SIZE) {
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throw new RuntimeException("返回结果超过 " + (MAX_RESULT_SIZE/1024/1024) + "MB 限制");
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}
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return resultJson;
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// 解析为 Map
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// return fromJson(resultJson);
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// 反序列化 JSON 字符串为 Java 对象(JSONObject/原生类型)
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return fromJson(resultJson);
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}
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// 更简单的版本:不覆盖 eval,依赖其他安全措施
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@ -145,6 +147,8 @@ public class NashornJsExecutor {
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sb.append(" \n");
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sb.append(" var params = JSON.parse('").append(escapeJson(jsonParams)).append("');\n");
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sb.append(" var result = handler(params);\n");
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// ========== 核心修复点 2 ==========
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// JSON.stringify 是必要的:统一结果格式,确保能反序列化
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sb.append(" return JSON.stringify(result);\n");
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sb.append("})()");
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@ -217,19 +221,22 @@ public class NashornJsExecutor {
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*/
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private String toJson(Object obj) {
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try {
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return com.alibaba.fastjson.JSON.toJSONString(obj);
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// ========== 补充优化:使用 fastjson2 的 API 保持版本一致 ==========
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return com.alibaba.fastjson2.JSON.toJSONString(obj);
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} catch (Exception e) {
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throw new RuntimeException("参数序列化失败", e);
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}
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}
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/**
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* JSON 转 Map
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* JSON 转 Java 对象(自动适配类型)
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*/
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@SuppressWarnings("unchecked")
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private JSONObject fromJson(String json) {
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private Object fromJson(String json) {
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try {
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return JSONObject.parseObject(json);
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// ========== 核心修复点 3 ==========
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// 使用 parse 而非 parseObject,自动识别类型(字符串/数字/布尔/JSONObject)
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return com.alibaba.fastjson2.JSON.parse(json);
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} catch (Exception e) {
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throw new RuntimeException("结果反序列化失败", e);
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}
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