🎨 #3935【企业微信】重构会话存档SDK生命周期为ThreadLocal模式
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# 企业微信会话存档SDK安全使用指南
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## 说明
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该方案已废弃,请使用新版本:[CP_MSG_AUDIT_THREADLOCAL_LIFECYCLE_REFACTOR.md](CP_MSG_AUDIT_THREADLOCAL_LIFECYCLE_REFACTOR.md)
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## 问题背景
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在使用企业微信会话存档功能时,部分开发者遇到了JVM崩溃的问题。典型错误信息如下:
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204
docs/CP_MSG_AUDIT_THREADLOCAL_LIFECYCLE_REFACTOR.md
Normal file
204
docs/CP_MSG_AUDIT_THREADLOCAL_LIFECYCLE_REFACTOR.md
Normal file
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# 会话存档SDK生命周期重构方案
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## Context
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当前实现(4.8.x)通过"共享SDK + 引用计数 + 7200秒过期"来管理会话存档SDK生命周期。
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该方案存在以下核心问题:
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1. **频繁初始化/销毁**:每次调用 `releaseSdk()` 后引用计数归零即销毁SDK。对于"拉取→解密→下载媒体"这类典型串行调用链,每步操作都会触发重新初始化。
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2. **7200秒过期规则无依据**:官方文档FAQ明确说"不需要每次new/init sdk,可以在多次拉取中复用同一个sdk",无任何7200秒过期说明。
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3. **线程安全问题**:企微技术人员建议"一个线程一个SDK实例",当前设计多线程共享同一SDK实例,存在并发安全隐患。
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---
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## 推荐方案:ThreadLocal SDK 模式
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> **核心原则**:每个线程拥有独立SDK实例,懒初始化,生命周期与线程绑定。
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### 设计要点
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- 使用 `ThreadLocal<Long>` 为每个线程持有独立SDK
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- SDK在线程首次调用时初始化,后续所有操作复用(无需重复初始化)
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- 移除7200秒过期机制
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- 移除引用计数机制(每线程独占,无需计数)
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- 提供显式清理接口:`closeThreadLocalSdk()`(线程结束时调)、`closeAllSdks()`(应用关闭时调)
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### 生命周期示意
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```
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Thread A: init SDK_A → getChatRecords → getDecryptChatData → downloadMediaFile → [任务结束后调closeThreadLocalSdk]
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Thread B: init SDK_B → getChatRecords → getDecryptChatData → downloadMediaFile → ...
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Thread C: init SDK_C → ...
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```
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---
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## 涉及文件
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| 文件 | 变更类型 |
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|------|--------|
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| `weixin-java-cp/src/main/java/me/chanjar/weixin/cp/api/impl/WxCpMsgAuditServiceImpl.java` | 主要重构 |
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| `weixin-java-cp/src/main/java/me/chanjar/weixin/cp/api/WxCpMsgAuditService.java` | 新增接口方法 |
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| `weixin-java-cp/src/main/java/me/chanjar/weixin/cp/config/WxCpConfigStorage.java` | 废弃旧SDK管理方法 |
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| `weixin-java-cp/src/main/java/me/chanjar/weixin/cp/config/impl/WxCpDefaultConfigImpl.java` | 废弃旧字段/方法 |
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| `weixin-java-cp/src/test/java/me/chanjar/weixin/cp/api/WxCpMsgAuditTest.java` | 补充测试 |
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| `docs/CP_MSG_AUDIT_SDK_SAFE_USAGE.md` | 更新文档 |
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---
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## 详细变更
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### 1. WxCpMsgAuditServiceImpl(主要变更)
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**新增字段:**
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```java
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/** 每个线程持有独立SDK实例 */
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private final ThreadLocal<Long> threadLocalSdk = new ThreadLocal<>();
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/** 跟踪所有已创建SDK,用于统一清理 */
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private final Set<Long> managedSdks = ConcurrentHashMap.newKeySet();
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```
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**废弃字段/方法:**
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- 废弃常量 `SDK_EXPIRES_TIME = 7200`(无官方依据)
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- 废弃 `initSdk()`(由 `getOrInitThreadLocalSdk()` 替代)
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- 废弃 `acquireSdk()` / `releaseSdk()`(由ThreadLocal模式替代)
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**新增核心方法:**
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```java
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/**
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* 获取当前线程的SDK,不存在则创建。SDK在线程内跨调用复用,无需每次重新初始化。
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*/
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private long getOrInitThreadLocalSdk() throws WxErrorException {
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Long sdk = threadLocalSdk.get();
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if (sdk != null && sdk > 0) {
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return sdk;
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}
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long newSdk = createSdk();
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threadLocalSdk.set(newSdk);
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managedSdks.add(newSdk);
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log.info("线程 [{}] 初始化会话存档SDK成功,sdk={}", Thread.currentThread().getName(), newSdk);
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return newSdk;
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}
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/**
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* 创建并初始化一个新SDK(私有,只在当前线程无SDK时调用)
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*/
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private long createSdk() throws WxErrorException {
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WxCpConfigStorage configStorage = cpService.getWxCpConfigStorage();
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// ... 与现有 initSdk() 内的库加载+Finance.NewSdk()+Finance.Init() 逻辑一致 ...
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// 注意:Finance.loadingLibraries() 是幂等的(System.load内部防重复),多线程调用安全
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}
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/**
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* 关闭当前线程持有的SDK,释放本地资源。
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* 在线程任务结束时调用(如定时任务finally块,或线程池线程销毁时)。
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*/
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public void closeThreadLocalSdk() {
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Long sdk = threadLocalSdk.get();
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if (sdk != null && sdk > 0) {
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Finance.DestroySdk(sdk);
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managedSdks.remove(sdk);
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threadLocalSdk.remove();
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log.info("线程 [{}] 关闭会话存档SDK,sdk={}", Thread.currentThread().getName(), sdk);
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}
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}
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/**
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* 关闭所有线程持有的SDK。应用关闭时调用(如Spring @PreDestroy / Shutdown Hook)。
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*/
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public void closeAllSdks() {
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managedSdks.forEach(sdk -> {
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Finance.DestroySdk(sdk);
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log.info("关闭会话存档SDK,sdk={}", sdk);
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});
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managedSdks.clear();
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threadLocalSdk.remove();
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}
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```
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**更新新API方法(getChatRecords / getDecryptChatData / getChatRecordPlainText / downloadMediaFile):**
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- 调用 `getOrInitThreadLocalSdk()` 替代 `acquireSdk()`
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- 移除 try-finally 中的 `releaseSdk(sdk)` 调用(SDK不再每次释放)
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- 方法变得更简洁:直接使用sdk,无需包装计数
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**保留旧API方法不变(getChatDatas / getDecryptData / getChatPlainText / getMediaFile):**
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- 保持 @Deprecated 标注
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- 内部调用改为 `getOrInitThreadLocalSdk()` 以保持一致性(旧方法也受益于ThreadLocal)
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- 移除对 `initSdk()` 的依赖
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### 2. WxCpMsgAuditService(接口新增)
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```java
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/**
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* 关闭当前线程持有的SDK,释放native资源。
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* Finance.DestroySdk() 不会随线程结束自动执行,无论线程池还是独立线程,
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* 均应在任务结束的finally块中调用本方法,防止native内存、连接等资源泄漏。
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*/
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void closeThreadLocalSdk();
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/**
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* 关闭所有会话存档SDK实例。
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* 适用于应用关闭时(如Spring Bean销毁阶段)统一释放资源。
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*/
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void closeAllSdks();
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```
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### 3. WxCpConfigStorage(废弃旧SDK管理API)
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对以下方法标记 `@Deprecated`(保留实现,不做破坏性删除):
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- `getMsgAuditSdk()` / `updateMsgAuditSdk()` / `expireMsgAuditSdk()` / `isMsgAuditSdkExpired()`
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- `acquireMsgAuditSdk()` / `releaseMsgAuditSdk()`
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- `incrementMsgAuditSdkRefCount()` / `decrementMsgAuditSdkRefCount()` / `getMsgAuditSdkRefCount()`
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### 4. WxCpDefaultConfigImpl(废弃旧字段)
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- 将 `msgAuditSdk`、`msgAuditSdkExpiresTime`、`msgAuditSdkRefCount` 字段标记 `@Deprecated`
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- 对应的 getter/setter/acquire/release 方法标记 `@Deprecated`
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- 保留实现,确保向后兼容
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---
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## 使用示例(更新文档)
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```java
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// ✅ 典型用法(一次任务中串行调用,SDK在同线程内复用,无重复初始化)
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WxCpMsgAuditService msgAuditService = wxCpService.getMsgAuditService();
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try {
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List<WxCpChatDatas.WxCpChatData> records = msgAuditService.getChatRecords(seq, 100L, null, null, 30L);
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for (WxCpChatDatas.WxCpChatData record : records) {
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WxCpChatModel model = msgAuditService.getDecryptChatData(record, 2);
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if ("image".equals(model.getMsgType())) {
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msgAuditService.downloadMediaFile(model.getImage().getSdkFileId(), null, null, 30L, "/tmp/img.jpg");
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}
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}
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} finally {
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// 无论线程池还是独立线程,均建议在 finally 中显式调用。
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// Finance.DestroySdk() 不会随线程结束自动执行,依赖 closeAllSdks() 兜底会造成
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// native 内存/连接资源的延迟泄漏,对定时任务等长期运行场景尤其有害。
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msgAuditService.closeThreadLocalSdk();
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}
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// 应用关闭时(Spring @PreDestroy 或 Shutdown Hook)
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// msgAuditService.closeAllSdks();
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```
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---
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## 注意事项
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1. **线程池场景下必须调用 `closeThreadLocalSdk()`**:线程池中线程会被复用,如不主动清理,下次任务仍会使用旧线程的SDK。对于计划任务/批处理,建议在 finally 块中调用。
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2. **独立线程同样建议显式关闭**:`Finance.DestroySdk()` 是 native 调用,不会随线程结束自动执行,JVM GC 也不会触发它。依赖 `closeAllSdks()` 兜底意味着 native 内存、网络连接等资源在整个应用运行期间一直持有,对定时任务等高频场景会持续积累,建议统一在 finally 块中调用 `closeThreadLocalSdk()`。
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3. **多企业(多CorpId)场景**:`threadLocalSdk` 是实例字段(非static),不同 `WxCpMsgAuditServiceImpl` 实例(不同企业)的ThreadLocal独立,互不影响。
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4. **库加载幂等性**:`Finance.loadingLibraries()` 底层调用 `System.load()`,JVM保证同一库不重复加载,多线程并发调用安全。
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---
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## 验证方式
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1. **单元测试**:在 `WxCpMsgAuditTest` 中添加测试,验证同线程多次调用不触发重新初始化(可通过日志或mock Finance验证)
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2. **多线程压测**:多线程并发调用 `getChatRecords` + `getDecryptChatData`,观察无JVM崩溃
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3. **线程池复用测试**:使用固定线程池多次提交任务,验证 `closeThreadLocalSdk()` 后下次任务能正确重新初始化SDK
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4. **应用关闭测试**:调用 `closeAllSdks()`,验证所有线程的SDK被正确销毁
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@@ -215,4 +215,20 @@ public interface WxCpMsgAuditService {
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*/
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WxCpAgreeInfo checkSingleAgree(@NonNull WxCpCheckAgreeRequest checkAgreeRequest) throws WxErrorException;
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/**
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* 关闭当前线程持有的SDK,释放本地资源。
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* <p>
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* 在线程池场景下,任务结束后必须在 finally 块中调用此方法,防止SDK实例随线程复用而泄漏。
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* 独立线程或一次性任务也建议调用,以主动释放原生资源。
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*/
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void closeThreadLocalSdk();
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/**
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* 关闭所有会话存档SDK实例,释放全部原生资源。
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* <p>
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* 适用于应用关闭阶段(如 Spring Bean 销毁阶段 {@code @PreDestroy} 或 Shutdown Hook)。
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* 调用后,所有线程的SDK均不可再使用。
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*/
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void closeAllSdks();
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}
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@@ -23,6 +23,8 @@ import java.util.Arrays;
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import java.util.Collections;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Set;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.function.Consumer;
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import static me.chanjar.weixin.cp.constant.WxCpApiPathConsts.MsgAudit.*;
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@@ -37,16 +39,17 @@ import static me.chanjar.weixin.cp.constant.WxCpApiPathConsts.MsgAudit.*;
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public class WxCpMsgAuditServiceImpl implements WxCpMsgAuditService {
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private final WxCpService cpService;
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/**
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* SDK初始化有效期,根据企微文档为7200秒
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*/
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private static final int SDK_EXPIRES_TIME = 7200;
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/** 每个线程持有独立 SDK 实例,懒初始化,线程内跨调用复用 */
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private final ThreadLocal<Long> threadLocalSdk = new ThreadLocal<>();
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/** 跟踪所有已创建的 SDK,用于 closeAllSdks() 统一清理 */
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private final Set<Long> managedSdks = ConcurrentHashMap.newKeySet();
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@Override
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public WxCpChatDatas getChatDatas(long seq, @NonNull long limit, String proxy, String passwd,
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@NonNull long timeout) throws Exception {
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// 获取或初始化SDK
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long sdk = this.initSdk();
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// 旧版 API:每次调用创建新 SDK,由调用方负责通过 Finance.DestroySdk(chatDatas.getSdk()) 释放
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long sdk = this.createSdk();
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long slice = Finance.NewSlice();
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long ret = Finance.GetChatData(sdk, seq, limit, proxy, passwd, timeout, slice);
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@@ -68,23 +71,39 @@ public class WxCpMsgAuditServiceImpl implements WxCpMsgAuditService {
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}
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/**
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* 获取或初始化SDK,如果SDK已过期则重新初始化
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* 获取当前线程的 SDK,不存在则初始化。
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* SDK 在线程内跨调用复用,无需每次重新初始化。
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*
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* @return sdk id
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* @throws WxErrorException 初始化失败时抛出异常
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*/
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private synchronized long initSdk() throws WxErrorException {
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private long getOrInitThreadLocalSdk() throws WxErrorException {
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Long sdk = threadLocalSdk.get();
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if (sdk != null && sdk > 0) {
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// 校验句柄是否仍受管理:closeAllSdks() 后其他线程 ThreadLocal 可能保留已销毁的 id
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if (managedSdks.contains(sdk)) {
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return sdk;
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}
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log.warn("线程 [{}] 发现已失效的会话存档SDK句柄 sdk={},请检查调用逻辑", Thread.currentThread().getName(), sdk);
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threadLocalSdk.remove();
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throw new WxErrorException("线程 [" + Thread.currentThread().getName() + "] 获取会话存档SDK失败,请检查是否已调用 closeAllSdks()");
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}
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long newSdk = createSdk();
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threadLocalSdk.set(newSdk);
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managedSdks.add(newSdk);
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log.info("线程 [{}] 初始化会话存档SDK成功,sdk={}", Thread.currentThread().getName(), newSdk);
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return newSdk;
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}
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/**
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* 创建并初始化一个新的会话存档 SDK 实例。
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* <p>通常通过 {@link #getOrInitThreadLocalSdk()} 间接调用以复用 ThreadLocal 中的实例;
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* 旧版直接暴露 sdk 的 API(如 {@link #getChatDatas})也会直接调用本方法,此时 SDK 由调用方自行管理。</p>
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* <p>Finance.loadingLibraries() 底层依赖 System.load(),JVM 保证同一库不重复加载,多线程并发调用安全。</p>
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*/
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private long createSdk() throws WxErrorException {
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WxCpConfigStorage configStorage = cpService.getWxCpConfigStorage();
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// 检查SDK是否已缓存且未过期
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if (!configStorage.isMsgAuditSdkExpired()) {
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long cachedSdk = configStorage.getMsgAuditSdk();
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if (cachedSdk > 0) {
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return cachedSdk;
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}
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}
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// SDK未初始化或已过期,需要重新初始化
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String configPath = configStorage.getMsgAuditLibPath();
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if (StringUtils.isEmpty(configPath)) {
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throw new WxErrorException("请配置会话存档sdk文件的路径,不要配错了!!");
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@@ -130,55 +149,31 @@ public class WxCpMsgAuditServiceImpl implements WxCpMsgAuditService {
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Finance.DestroySdk(sdk);
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throw new WxErrorException("init sdk err ret " + ret);
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}
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// 缓存SDK
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configStorage.updateMsgAuditSdk(sdk, SDK_EXPIRES_TIME);
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log.debug("初始化会话存档SDK成功,sdk={}", sdk);
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return sdk;
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}
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|
||||
/**
|
||||
* 获取SDK并增加引用计数(原子操作)
|
||||
* 如果SDK未初始化或已过期,会自动初始化
|
||||
*
|
||||
* @return sdk id
|
||||
* @throws WxErrorException 初始化失败时抛出异常
|
||||
*/
|
||||
private long acquireSdk() throws WxErrorException {
|
||||
WxCpConfigStorage configStorage = cpService.getWxCpConfigStorage();
|
||||
|
||||
// 尝试获取现有的有效SDK并增加引用计数(原子操作)
|
||||
long sdk = configStorage.acquireMsgAuditSdk();
|
||||
|
||||
if (sdk > 0) {
|
||||
// 成功获取到有效的SDK
|
||||
return sdk;
|
||||
@Override
|
||||
public void closeThreadLocalSdk() {
|
||||
Long sdk = threadLocalSdk.get();
|
||||
// 先从 managedSdks 摘除,摘除成功才调 DestroySdk,防止与 closeAllSdks() 并发时 double-free
|
||||
if (sdk != null && managedSdks.remove(sdk)) {
|
||||
Finance.DestroySdk(sdk);
|
||||
log.info("线程 [{}] 关闭会话存档SDK,sdk={}", Thread.currentThread().getName(), sdk);
|
||||
}
|
||||
|
||||
// SDK未初始化或已过期,需要初始化
|
||||
// initSdk()方法已经是synchronized的,确保只有一个线程初始化
|
||||
sdk = this.initSdk();
|
||||
|
||||
// 初始化后增加引用计数
|
||||
int refCount = configStorage.incrementMsgAuditSdkRefCount(sdk);
|
||||
if (refCount < 0) {
|
||||
// SDK已经被替换,需要重新获取
|
||||
return acquireSdk();
|
||||
}
|
||||
|
||||
return sdk;
|
||||
threadLocalSdk.remove();
|
||||
}
|
||||
|
||||
/**
|
||||
* 释放SDK引用计数
|
||||
*
|
||||
* @param sdk sdk id
|
||||
*/
|
||||
private void releaseSdk(long sdk) {
|
||||
if (sdk > 0) {
|
||||
cpService.getWxCpConfigStorage().releaseMsgAuditSdk(sdk);
|
||||
@Override
|
||||
public void closeAllSdks() {
|
||||
// 逐一 remove 后再 Destroy,防止与 closeThreadLocalSdk() 并发时 double-free
|
||||
Long[] sdks = managedSdks.toArray(new Long[0]);
|
||||
for (Long sdk : sdks) {
|
||||
if (managedSdks.remove(sdk)) {
|
||||
Finance.DestroySdk(sdk);
|
||||
log.info("关闭会话存档SDK,sdk={}", sdk);
|
||||
}
|
||||
}
|
||||
threadLocalSdk.remove();
|
||||
}
|
||||
|
||||
@Override
|
||||
@@ -240,17 +235,18 @@ public class WxCpMsgAuditServiceImpl implements WxCpMsgAuditService {
|
||||
* 为空字符串,拉取后续分片时直接填入上次返回的indexbuf即可。
|
||||
*/
|
||||
File targetFile = new File(targetFilePath);
|
||||
if (!targetFile.getParentFile().exists()) {
|
||||
targetFile.getParentFile().mkdirs();
|
||||
File parentDir = targetFile.getParentFile();
|
||||
if (parentDir != null && !parentDir.exists()) {
|
||||
parentDir.mkdirs();
|
||||
}
|
||||
this.getMediaFile(sdk, sdkfileid, proxy, passwd, timeout, i -> {
|
||||
try {
|
||||
// 大于512k的文件会分片拉取,此处需要使用追加写,避免后面的分片覆盖之前的数据。
|
||||
FileOutputStream outputStream = new FileOutputStream(targetFile, true);
|
||||
outputStream.write(i);
|
||||
outputStream.close();
|
||||
try (FileOutputStream outputStream = new FileOutputStream(targetFile, true)) {
|
||||
outputStream.write(i);
|
||||
}
|
||||
} catch (Exception e) {
|
||||
e.printStackTrace();
|
||||
log.error("写入媒体文件分片失败,targetFilePath={}", targetFilePath, e);
|
||||
}
|
||||
});
|
||||
}
|
||||
@@ -280,7 +276,7 @@ public class WxCpMsgAuditServiceImpl implements WxCpMsgAuditService {
|
||||
// 大于512k的文件会分片拉取,此处需要使用追加写,避免后面的分片覆盖之前的数据。
|
||||
action.accept(Finance.GetData(mediaData));
|
||||
} catch (Exception e) {
|
||||
e.printStackTrace();
|
||||
log.error("处理媒体文件分片失败,sdkfileid={}", sdkfileid, e);
|
||||
}
|
||||
|
||||
if (Finance.IsMediaDataFinish(mediaData) == 1) {
|
||||
@@ -327,69 +323,48 @@ public class WxCpMsgAuditServiceImpl implements WxCpMsgAuditService {
|
||||
@Override
|
||||
public List<WxCpChatDatas.WxCpChatData> getChatRecords(long seq, @NonNull long limit, String proxy, String passwd,
|
||||
@NonNull long timeout) throws Exception {
|
||||
// 获取SDK并自动增加引用计数(原子操作)
|
||||
long sdk = this.acquireSdk();
|
||||
long sdk = this.getOrInitThreadLocalSdk();
|
||||
|
||||
try {
|
||||
long slice = Finance.NewSlice();
|
||||
long ret = Finance.GetChatData(sdk, seq, limit, proxy, passwd, timeout, slice);
|
||||
if (ret != 0) {
|
||||
Finance.FreeSlice(slice);
|
||||
throw new WxErrorException("getchatdata err ret " + ret);
|
||||
}
|
||||
|
||||
// 拉取会话存档
|
||||
String content = Finance.GetContentFromSlice(slice);
|
||||
long slice = Finance.NewSlice();
|
||||
long ret = Finance.GetChatData(sdk, seq, limit, proxy, passwd, timeout, slice);
|
||||
if (ret != 0) {
|
||||
Finance.FreeSlice(slice);
|
||||
WxCpChatDatas chatDatas = WxCpChatDatas.fromJson(content);
|
||||
if (chatDatas.getErrCode().intValue() != 0) {
|
||||
throw new WxErrorException(chatDatas.toJson());
|
||||
}
|
||||
|
||||
List<WxCpChatDatas.WxCpChatData> chatDataList = chatDatas.getChatData();
|
||||
return chatDataList != null ? chatDataList : Collections.emptyList();
|
||||
} finally {
|
||||
// 释放SDK引用计数(原子操作)
|
||||
this.releaseSdk(sdk);
|
||||
throw new WxErrorException("getchatdata err ret " + ret);
|
||||
}
|
||||
|
||||
// 拉取会话存档
|
||||
String content = Finance.GetContentFromSlice(slice);
|
||||
Finance.FreeSlice(slice);
|
||||
WxCpChatDatas chatDatas = WxCpChatDatas.fromJson(content);
|
||||
if (chatDatas.getErrCode().intValue() != 0) {
|
||||
throw new WxErrorException(chatDatas.toJson());
|
||||
}
|
||||
|
||||
List<WxCpChatDatas.WxCpChatData> chatDataList = chatDatas.getChatData();
|
||||
return chatDataList != null ? chatDataList : Collections.emptyList();
|
||||
}
|
||||
|
||||
@Override
|
||||
public WxCpChatModel getDecryptChatData(@NonNull WxCpChatDatas.WxCpChatData chatData,
|
||||
@NonNull Integer pkcs1) throws Exception {
|
||||
// 获取SDK并自动增加引用计数(原子操作)
|
||||
long sdk = this.acquireSdk();
|
||||
|
||||
try {
|
||||
String plainText = this.decryptChatData(sdk, chatData, pkcs1);
|
||||
return WxCpChatModel.fromJson(plainText);
|
||||
} finally {
|
||||
// 释放SDK引用计数(原子操作)
|
||||
this.releaseSdk(sdk);
|
||||
}
|
||||
long sdk = this.getOrInitThreadLocalSdk();
|
||||
String plainText = this.decryptChatData(sdk, chatData, pkcs1);
|
||||
return WxCpChatModel.fromJson(plainText);
|
||||
}
|
||||
|
||||
@Override
|
||||
public String getChatRecordPlainText(@NonNull WxCpChatDatas.WxCpChatData chatData,
|
||||
@NonNull Integer pkcs1) throws Exception {
|
||||
// 获取SDK并自动增加引用计数(原子操作)
|
||||
long sdk = this.acquireSdk();
|
||||
|
||||
try {
|
||||
return this.decryptChatData(sdk, chatData, pkcs1);
|
||||
} finally {
|
||||
// 释放SDK引用计数(原子操作)
|
||||
this.releaseSdk(sdk);
|
||||
}
|
||||
long sdk = this.getOrInitThreadLocalSdk();
|
||||
return this.decryptChatData(sdk, chatData, pkcs1);
|
||||
}
|
||||
|
||||
@Override
|
||||
public void downloadMediaFile(@NonNull String sdkfileid, String proxy, String passwd, @NonNull long timeout,
|
||||
@NonNull String targetFilePath) throws WxErrorException {
|
||||
// 获取SDK并自动增加引用计数(原子操作)
|
||||
long sdk;
|
||||
try {
|
||||
sdk = this.acquireSdk();
|
||||
sdk = this.getOrInitThreadLocalSdk();
|
||||
} catch (Exception e) {
|
||||
throw new WxErrorException(e);
|
||||
}
|
||||
@@ -397,54 +372,43 @@ public class WxCpMsgAuditServiceImpl implements WxCpMsgAuditService {
|
||||
// 使用AtomicReference捕获Lambda中的异常,以便在执行完后抛出
|
||||
final java.util.concurrent.atomic.AtomicReference<Exception> exceptionHolder = new java.util.concurrent.atomic.AtomicReference<>();
|
||||
|
||||
try {
|
||||
File targetFile = new File(targetFilePath);
|
||||
if (!targetFile.getParentFile().exists()) {
|
||||
targetFile.getParentFile().mkdirs();
|
||||
File targetFile = new File(targetFilePath);
|
||||
File parentDir = targetFile.getParentFile();
|
||||
if (parentDir != null && !parentDir.exists()) {
|
||||
parentDir.mkdirs();
|
||||
}
|
||||
this.getMediaFile(sdk, sdkfileid, proxy, passwd, timeout, i -> {
|
||||
// 如果之前已经发生异常,不再继续处理
|
||||
if (exceptionHolder.get() != null) {
|
||||
return;
|
||||
}
|
||||
this.getMediaFile(sdk, sdkfileid, proxy, passwd, timeout, i -> {
|
||||
// 如果之前已经发生异常,不再继续处理
|
||||
if (exceptionHolder.get() != null) {
|
||||
return;
|
||||
}
|
||||
try {
|
||||
// 大于512k的文件会分片拉取,此处需要使用追加写,避免后面的分片覆盖之前的数据。
|
||||
FileOutputStream outputStream = new FileOutputStream(targetFile, true);
|
||||
try {
|
||||
// 大于512k的文件会分片拉取,此处需要使用追加写,避免后面的分片覆盖之前的数据。
|
||||
try (FileOutputStream outputStream = new FileOutputStream(targetFile, true)) {
|
||||
outputStream.write(i);
|
||||
outputStream.close();
|
||||
} catch (Exception e) {
|
||||
exceptionHolder.set(e);
|
||||
}
|
||||
});
|
||||
|
||||
// 检查是否发生异常,如果有则抛出
|
||||
Exception caughtException = exceptionHolder.get();
|
||||
if (caughtException != null) {
|
||||
throw new WxErrorException(caughtException);
|
||||
} catch (Exception e) {
|
||||
exceptionHolder.set(e);
|
||||
}
|
||||
} finally {
|
||||
// 释放SDK引用计数(原子操作)
|
||||
this.releaseSdk(sdk);
|
||||
});
|
||||
|
||||
// 检查是否发生异常,如果有则抛出
|
||||
Exception caughtException = exceptionHolder.get();
|
||||
if (caughtException != null) {
|
||||
throw new WxErrorException(caughtException);
|
||||
}
|
||||
}
|
||||
|
||||
@Override
|
||||
public void downloadMediaFile(@NonNull String sdkfileid, String proxy, String passwd, @NonNull long timeout,
|
||||
@NonNull Consumer<byte[]> action) throws WxErrorException {
|
||||
// 获取SDK并自动增加引用计数(原子操作)
|
||||
long sdk;
|
||||
try {
|
||||
sdk = this.acquireSdk();
|
||||
sdk = this.getOrInitThreadLocalSdk();
|
||||
} catch (Exception e) {
|
||||
throw new WxErrorException(e);
|
||||
}
|
||||
|
||||
try {
|
||||
this.getMediaFile(sdk, sdkfileid, proxy, passwd, timeout, action);
|
||||
} finally {
|
||||
// 释放SDK引用计数(原子操作)
|
||||
this.releaseSdk(sdk);
|
||||
}
|
||||
this.getMediaFile(sdk, sdkfileid, proxy, passwd, timeout, action);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
@@ -300,18 +300,24 @@ public interface WxCpConfigStorage {
|
||||
void updateMsgAuditAccessToken(String accessToken, int expiresInSeconds);
|
||||
|
||||
/**
|
||||
* 获取会话存档SDK
|
||||
* 会话存档SDK初始化后有效期为7200秒,无需每次重新初始化
|
||||
* 获取会话存档SDK(历史接口)。
|
||||
* <p>历史实现中,会话存档 SDK 初始化后有效期为 7200 秒,由 ConfigStorage 负责维护;
|
||||
* 该语义现已废弃,不再保证。</p>
|
||||
*
|
||||
* @return sdk id,如果未初始化或已过期返回0
|
||||
* @return sdk id;历史实现中如果未初始化或已过期返<EFBFBD><EFBFBD> 0,当前实现仅为兼容旧代码保留此方法
|
||||
* @deprecated SDK 生命周期已改由 {@link me.chanjar.weixin.cp.api.WxCpMsgAuditService} 内部的 ThreadLocal
|
||||
* 模式管理,不再依赖 ConfigStorage 缓存。请迁移至新接口。
|
||||
*/
|
||||
@Deprecated
|
||||
long getMsgAuditSdk();
|
||||
|
||||
/**
|
||||
* 检查会话存档SDK是否已过期
|
||||
*
|
||||
* @return true: 已过期, false: 未过期
|
||||
* @deprecated SDK 生命周期已改由 ThreadLocal 模式管理,过期检查不再必要。
|
||||
*/
|
||||
@Deprecated
|
||||
boolean isMsgAuditSdkExpired();
|
||||
|
||||
/**
|
||||
@@ -319,12 +325,17 @@ public interface WxCpConfigStorage {
|
||||
*
|
||||
* @param sdk sdk id
|
||||
* @param expiresInSeconds 过期时间(秒)
|
||||
* @deprecated SDK 生命周期已改由 ThreadLocal 模式管理,无需通过 ConfigStorage 更新。
|
||||
*/
|
||||
@Deprecated
|
||||
void updateMsgAuditSdk(long sdk, int expiresInSeconds);
|
||||
|
||||
/**
|
||||
* 使会话存档SDK过期
|
||||
*
|
||||
* @deprecated SDK 生命周期已改由 ThreadLocal 模式管理,此方法已无实际作用。
|
||||
*/
|
||||
@Deprecated
|
||||
void expireMsgAuditSdk();
|
||||
|
||||
/**
|
||||
@@ -333,7 +344,9 @@ public interface WxCpConfigStorage {
|
||||
*
|
||||
* @param sdk sdk id
|
||||
* @return 增加后的引用计数,如果SDK不匹配返回-1
|
||||
* @deprecated 引用计数机制已废弃,由 ThreadLocal 模式替代。
|
||||
*/
|
||||
@Deprecated
|
||||
int incrementMsgAuditSdkRefCount(long sdk);
|
||||
|
||||
/**
|
||||
@@ -342,7 +355,9 @@ public interface WxCpConfigStorage {
|
||||
*
|
||||
* @param sdk sdk id
|
||||
* @return 减少后的引用计数,如果返回0表示SDK已被销毁,如果SDK不匹配返回-1
|
||||
* @deprecated 引用计数机制已废弃,由 ThreadLocal 模式替代。
|
||||
*/
|
||||
@Deprecated
|
||||
int decrementMsgAuditSdkRefCount(long sdk);
|
||||
|
||||
/**
|
||||
@@ -350,7 +365,9 @@ public interface WxCpConfigStorage {
|
||||
*
|
||||
* @param sdk sdk id
|
||||
* @return 当前引用计数,如果SDK不匹配返回-1
|
||||
* @deprecated 引用计数机制已废弃,由 ThreadLocal 模式替代。
|
||||
*/
|
||||
@Deprecated
|
||||
int getMsgAuditSdkRefCount(long sdk);
|
||||
|
||||
/**
|
||||
@@ -359,7 +376,9 @@ public interface WxCpConfigStorage {
|
||||
* 此方法用于在获取SDK后立即增加引用计数,避免并发问题
|
||||
*
|
||||
* @return 当前有效的SDK id并已增加引用计数,如果SDK无效返回0
|
||||
* @deprecated 引用计数机制已废弃,由 ThreadLocal 模式替代。
|
||||
*/
|
||||
@Deprecated
|
||||
long acquireMsgAuditSdk();
|
||||
|
||||
/**
|
||||
@@ -367,6 +386,8 @@ public interface WxCpConfigStorage {
|
||||
* 此方法确保引用计数递减和SDK检查在同一个同步块内完成
|
||||
*
|
||||
* @param sdk sdk id
|
||||
* @deprecated 引用计数机制已废弃,由 ThreadLocal 模式替代。
|
||||
*/
|
||||
@Deprecated
|
||||
void releaseMsgAuditSdk(long sdk);
|
||||
}
|
||||
|
||||
@@ -61,12 +61,21 @@ public class WxCpDefaultConfigImpl implements WxCpConfigStorage, Serializable {
|
||||
protected transient Lock msgAuditAccessTokenLock = new ReentrantLock();
|
||||
/**
|
||||
* 会话存档SDK及其过期时间
|
||||
*
|
||||
* @deprecated SDK 生命周期已改由 {@link me.chanjar.weixin.cp.api.impl.WxCpMsgAuditServiceImpl} 内部的
|
||||
* ThreadLocal 模式管理,此字段保留仅为向后兼容。
|
||||
*/
|
||||
@Deprecated
|
||||
private volatile long msgAuditSdk;
|
||||
/** @deprecated 同 msgAuditSdk */
|
||||
@Deprecated
|
||||
private volatile long msgAuditSdkExpiresTime;
|
||||
/**
|
||||
* 会话存档SDK引用计数,用于多线程安全的生命周期管理
|
||||
* 会话存档SDK引用计数
|
||||
*
|
||||
* @deprecated 引用计数机制已废弃,由 ThreadLocal 模式替代。
|
||||
*/
|
||||
@Deprecated
|
||||
private volatile int msgAuditSdkRefCount;
|
||||
private volatile String oauth2redirectUri;
|
||||
private volatile String httpProxyHost;
|
||||
@@ -500,16 +509,19 @@ public class WxCpDefaultConfigImpl implements WxCpConfigStorage, Serializable {
|
||||
}
|
||||
|
||||
@Override
|
||||
@Deprecated
|
||||
public long getMsgAuditSdk() {
|
||||
return this.msgAuditSdk;
|
||||
}
|
||||
|
||||
@Override
|
||||
@Deprecated
|
||||
public boolean isMsgAuditSdkExpired() {
|
||||
return System.currentTimeMillis() > this.msgAuditSdkExpiresTime;
|
||||
}
|
||||
|
||||
@Override
|
||||
@Deprecated
|
||||
public synchronized void updateMsgAuditSdk(long sdk, int expiresInSeconds) {
|
||||
// 如果有旧的SDK且不同于新的SDK,需要销毁旧的SDK
|
||||
if (this.msgAuditSdk > 0 && this.msgAuditSdk != sdk) {
|
||||
@@ -525,11 +537,13 @@ public class WxCpDefaultConfigImpl implements WxCpConfigStorage, Serializable {
|
||||
}
|
||||
|
||||
@Override
|
||||
@Deprecated
|
||||
public void expireMsgAuditSdk() {
|
||||
this.msgAuditSdkExpiresTime = 0;
|
||||
}
|
||||
|
||||
@Override
|
||||
@Deprecated
|
||||
public synchronized int incrementMsgAuditSdkRefCount(long sdk) {
|
||||
if (this.msgAuditSdk == sdk && sdk > 0) {
|
||||
return ++this.msgAuditSdkRefCount;
|
||||
@@ -538,6 +552,7 @@ public class WxCpDefaultConfigImpl implements WxCpConfigStorage, Serializable {
|
||||
}
|
||||
|
||||
@Override
|
||||
@Deprecated
|
||||
public synchronized int decrementMsgAuditSdkRefCount(long sdk) {
|
||||
if (this.msgAuditSdk == sdk && this.msgAuditSdkRefCount > 0) {
|
||||
int newCount = --this.msgAuditSdkRefCount;
|
||||
@@ -554,6 +569,7 @@ public class WxCpDefaultConfigImpl implements WxCpConfigStorage, Serializable {
|
||||
}
|
||||
|
||||
@Override
|
||||
@Deprecated
|
||||
public synchronized int getMsgAuditSdkRefCount(long sdk) {
|
||||
if (this.msgAuditSdk == sdk && sdk > 0) {
|
||||
return this.msgAuditSdkRefCount;
|
||||
@@ -562,6 +578,7 @@ public class WxCpDefaultConfigImpl implements WxCpConfigStorage, Serializable {
|
||||
}
|
||||
|
||||
@Override
|
||||
@Deprecated
|
||||
public synchronized long acquireMsgAuditSdk() {
|
||||
// 检查SDK是否有效(已初始化且未过期)
|
||||
if (this.msgAuditSdk > 0 && !isMsgAuditSdkExpired()) {
|
||||
@@ -572,6 +589,7 @@ public class WxCpDefaultConfigImpl implements WxCpConfigStorage, Serializable {
|
||||
}
|
||||
|
||||
@Override
|
||||
@Deprecated
|
||||
public synchronized void releaseMsgAuditSdk(long sdk) {
|
||||
if (this.msgAuditSdk == sdk && this.msgAuditSdkRefCount > 0) {
|
||||
int newCount = --this.msgAuditSdkRefCount;
|
||||
|
||||
@@ -756,80 +756,79 @@ public class WxCpMsgAuditTest {
|
||||
|
||||
/**
|
||||
* 测试新的安全API方法(推荐使用)
|
||||
* 这些方法不需要手动管理SDK生命周期,更加安全
|
||||
* 这些方法不需要手动管理SDK生命周期,SDK由框架 ThreadLocal 模式统一管理。
|
||||
* Finance.DestroySdk() 不会随线程结束自动执行,无论线程池还是独立线程,
|
||||
* 均应在 finally 块中调用 closeThreadLocalSdk() 以释放 native 资源。
|
||||
*/
|
||||
@Test
|
||||
public void testNewSafeApi() throws Exception {
|
||||
WxCpMsgAuditService msgAuditService = cpService.getMsgAuditService();
|
||||
|
||||
// 测试新的getChatRecords方法 - 不暴露SDK
|
||||
List<WxCpChatDatas.WxCpChatData> chatRecords = msgAuditService.getChatRecords(0L, 10L, null, null, 1000L);
|
||||
log.info("获取到 {} 条聊天记录", chatRecords.size());
|
||||
try {
|
||||
// 测试新的getChatRecords方法 - 不暴露SDK
|
||||
List<WxCpChatDatas.WxCpChatData> chatRecords = msgAuditService.getChatRecords(0L, 10L, null, null, 1000L);
|
||||
log.info("获取到 {} 条聊天记录", chatRecords.size());
|
||||
|
||||
for (WxCpChatDatas.WxCpChatData chatData : chatRecords) {
|
||||
// 测试新的getDecryptChatData方法 - 不需要传入SDK
|
||||
WxCpChatModel decryptData = msgAuditService.getDecryptChatData(chatData, 2);
|
||||
log.info("解密数据:{}", decryptData.toJson());
|
||||
for (WxCpChatDatas.WxCpChatData chatData : chatRecords) {
|
||||
// 测试新的getDecryptChatData方法 - 不需要传入SDK
|
||||
WxCpChatModel decryptData = msgAuditService.getDecryptChatData(chatData, 2);
|
||||
log.info("解密数据:{}", decryptData.toJson());
|
||||
|
||||
// 测试新的getChatRecordPlainText方法 - 不需要传入SDK
|
||||
String plainText = msgAuditService.getChatRecordPlainText(chatData, 2);
|
||||
log.info("明文数据:{}", plainText);
|
||||
// 测试新的getChatRecordPlainText方法 - 不需要传入SDK
|
||||
String plainText = msgAuditService.getChatRecordPlainText(chatData, 2);
|
||||
log.info("明文数据:{}", plainText);
|
||||
|
||||
// 如果是媒体消息,测试新的downloadMediaFile方法
|
||||
String msgType = decryptData.getMsgType();
|
||||
if ("image".equals(msgType) || "voice".equals(msgType) || "video".equals(msgType) || "file".equals(msgType)) {
|
||||
String suffix = "";
|
||||
String md5Sum = "";
|
||||
String sdkFileId = "";
|
||||
// 如果是媒体消息,测试新的downloadMediaFile方法
|
||||
String msgType = decryptData.getMsgType();
|
||||
if ("image".equals(msgType) || "voice".equals(msgType) || "video".equals(msgType) || "file".equals(msgType)) {
|
||||
String suffix = "";
|
||||
String md5Sum = "";
|
||||
String sdkFileId = "";
|
||||
|
||||
switch (msgType) {
|
||||
case "image":
|
||||
suffix = ".jpg";
|
||||
md5Sum = decryptData.getImage().getMd5Sum();
|
||||
sdkFileId = decryptData.getImage().getSdkFileId();
|
||||
break;
|
||||
case "voice":
|
||||
suffix = ".amr";
|
||||
md5Sum = decryptData.getVoice().getMd5Sum();
|
||||
sdkFileId = decryptData.getVoice().getSdkFileId();
|
||||
break;
|
||||
case "video":
|
||||
suffix = ".mp4";
|
||||
md5Sum = decryptData.getVideo().getMd5Sum();
|
||||
sdkFileId = decryptData.getVideo().getSdkFileId();
|
||||
break;
|
||||
case "file":
|
||||
md5Sum = decryptData.getFile().getMd5Sum();
|
||||
suffix = "." + decryptData.getFile().getFileExt();
|
||||
sdkFileId = decryptData.getFile().getSdkFileId();
|
||||
break;
|
||||
default:
|
||||
// 未知消息类型,跳过处理
|
||||
continue;
|
||||
switch (msgType) {
|
||||
case "image":
|
||||
suffix = ".jpg";
|
||||
md5Sum = decryptData.getImage().getMd5Sum();
|
||||
sdkFileId = decryptData.getImage().getSdkFileId();
|
||||
break;
|
||||
case "voice":
|
||||
suffix = ".amr";
|
||||
md5Sum = decryptData.getVoice().getMd5Sum();
|
||||
sdkFileId = decryptData.getVoice().getSdkFileId();
|
||||
break;
|
||||
case "video":
|
||||
suffix = ".mp4";
|
||||
md5Sum = decryptData.getVideo().getMd5Sum();
|
||||
sdkFileId = decryptData.getVideo().getSdkFileId();
|
||||
break;
|
||||
case "file":
|
||||
md5Sum = decryptData.getFile().getMd5Sum();
|
||||
suffix = "." + decryptData.getFile().getFileExt();
|
||||
sdkFileId = decryptData.getFile().getSdkFileId();
|
||||
break;
|
||||
default:
|
||||
continue;
|
||||
}
|
||||
|
||||
// 测试新的downloadMediaFile方法 - 不需要传入SDK
|
||||
String path = Thread.currentThread().getContextClassLoader().getResource("").getPath();
|
||||
String targetPath = path + "testfile-new/" + md5Sum + suffix;
|
||||
File file = new File(targetPath);
|
||||
if (!file.getParentFile().exists()) {
|
||||
file.getParentFile().mkdirs();
|
||||
}
|
||||
if (file.exists()) {
|
||||
file.delete();
|
||||
}
|
||||
|
||||
msgAuditService.downloadMediaFile(sdkFileId, null, null, 1000L, targetPath);
|
||||
log.info("媒体文件下载成功:{}", targetPath);
|
||||
}
|
||||
|
||||
// 测试新的downloadMediaFile方法 - 不需要传入SDK
|
||||
String path = Thread.currentThread().getContextClassLoader().getResource("").getPath();
|
||||
String targetPath = path + "testfile-new/" + md5Sum + suffix;
|
||||
File file = new File(targetPath);
|
||||
|
||||
// 确保父目录存在
|
||||
if (!file.getParentFile().exists()) {
|
||||
file.getParentFile().mkdirs();
|
||||
}
|
||||
|
||||
// 删除已存在的文件
|
||||
if (file.exists()) {
|
||||
file.delete();
|
||||
}
|
||||
|
||||
// 使用新的API下载媒体文件
|
||||
msgAuditService.downloadMediaFile(sdkFileId, null, null, 1000L, targetPath);
|
||||
log.info("媒体文件下载成功:{}", targetPath);
|
||||
}
|
||||
} finally {
|
||||
// 必须显式调用:Finance.DestroySdk() 不会自动执行,不调用将导致 native 资源泄漏
|
||||
msgAuditService.closeThreadLocalSdk();
|
||||
}
|
||||
|
||||
// 注意:使用新API无需手动调用 Finance.DestroySdk(),SDK由框架自动管理
|
||||
}
|
||||
|
||||
// 测试Uint64类型
|
||||
|
||||
Reference in New Issue
Block a user