SpringBoot WebSocket多消息推送过程
<div id="navCategory"><h5 class="catalogue">目录</h5><ul class="first_class_ul"><li>实现功能</li><li>添加依赖</li><li>websocket配置类</li><li>websocket拦截器</li><li>websocket处理器</li><li>websocket工具类封装</li><li>websocket控制器</li><li>测试地址</li><li>总结</li></ul></div><p class="maodian"></p><h2>实现功能</h2><ul><li>1. 给某个分组推送消息</li><li>2. 给所有分组推送消息</li><li>3. 给所有用户推送消息</li><li>4. 给某一个用户单独推送消息（在分组中）</li><li>5. 给某一个用户推送消息（不在在分组中）</li><li>6. 用户可能存在多个分组</li><li>7. 用户多设备登录</li><li>8. 监控连接心跳(后端实现不需要前端实现配合)</li><li>9. 失败超过5次关闭连接</li></ul>
<p>使用公平锁支持并发。</p>
<p class="maodian"></p><h2>添加依赖</h2>
<div class="jb51code"><pre class="brush:xml;"> <!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-websocket -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-websocket</artifactId>
</dependency></pre></div>
<p class="maodian"></p><h2>websocket配置类</h2>
<div class="jb51code"><pre class="brush:java;">/**
* @Description websocket配置类
* @Author WangKun
* @Date 2025/8/10 19：02
* @Version
*/
@Configuration
@EnableWebSocket
public class WebSocketConfig implements WebSocketConfigurer {
/**
* @Description websocket拦截器配置端点
* @param registry WebSocket处理程序注册表，用于注册WebSocket处理器和拦截器
* @Throws 可能抛出WebSocket相关的异常
* @Return void 无返回值
* @Date 2025-08-10 19:14:42
* @Author WangKun
**/
@Override
public void registerWebSocketHandlers(WebSocketHandlerRegistry registry) {
// 注册WebSocket处理器，并设置URL路径为"/ws/{id}"
registry.addHandler(webSocketHandler(), "/ws/{id}")
// 允许所有来源的跨域请求
.setAllowedOrigins("*");
}
/**
* @Description websocket核心处理器
* @Throws 可能抛出Bean创建相关的异常
* @Return JWebSocketManager 返回WebSocket管理器的实例
* @Date 2025-08-10 19:13:48
* @Author WangKun
**/
@Bean
public WebSocketManager webSocketManager() {
return new WebSocketManager();
}
/**
* @Description websocket拦截处理
* @Throws 可能抛出Bean创建相关的异常
* @Return JWebSocketHandler 返回WebSocket处理器的实例
* @Date 2025-08-10 19:15:20
* @Author WangKun
**/
@Bean // 将此方法返回的对象注册为Spring容器中的Bean
public WebSocketHandler webSocketHandler() {
// 创建WebSocket处理器实例，并注入WebSocket管理器
return new WebSocketHandler(webSocketManager());
}
}</pre></div>
<p class="maodian"></p><h2>websocket拦截器</h2>
<div class="jb51code"><pre class="brush:java;">/**
* @Description websocket拦截器
* @Author WangKun
* @Date 2025/8/10 19：14
* @Version
*/
@Slf4j
public class WebSocketHandler extends TextWebSocketHandler {
private final WebSocketManager manager; // WebSocket管理器，用于管理WebSocket会话
/**
* @Description 构造器注入核心
* @param manager WebSocket管理器实例
* @Throws
* @Return
* @Date 2025-08-21 09:27:35
* @Author WangKun
**/
public WebSocketHandler(WebSocketManager manager) {
this.manager = manager;
}
/**
* @param session WebSocket会话对象
* @Description 初始化会话
* @Throws 当会话建立过程中出现异常时抛出
* @Return void
* @Date 2025-08-10 19:17:57
* @Author WangKun
**/
@Override
public void afterConnectionEstablished(WebSocketSession session) {
manager.addSession(extractId(session), session);
}
/**
* @param session WebSocket会话对象
* @param message 接收到的文本消息
* @Description PONG消息处理
* @Throws 当消息处理过程中出现异常时抛出
* @Return void
* @Date 2025-08-10 19:18:01
* @Author WangKun
**/
@Override
protected void handleTextMessage(WebSocketSession session, TextMessage message) {
String payload = message.getPayload();
log.info("收到来自[{}]的PONG消息: {}", extractId(session), payload);
if ("PONG".equals(payload)) {
manager.handlePongMessage(session);
}
}
/**
* @param session WebSocket会话对象
* @param message 接收到的PONG消息
* @Description 消息处理
* @Throws 当消息处理过程中出现异常时抛出
* @Return void
* @Date 2025-08-10 19:18:08
* @Author WangKun
**/
@Override
public void handlePongMessage(WebSocketSession session, PongMessage message) {
manager.handlePongMessage(session);
}
/**
* @param session WebSocket会话对象
* @param status 会话关闭状态
* @Description 会话关闭
* @Throws 当会话关闭过程中出现异常时抛出
* @Return void
* @Date 2025-08-10 19:18:13
* @Author WangKun
**/
@Override
public void afterConnectionClosed(WebSocketSession session, CloseStatus status) {
manager.removeToSession(session);
}
/**
* @param session WebSocket会话对象
* @Description 拦截请求参数处理
* @Throws 当URI解析过程中出现异常时抛出
* @Return java.lang.String 返回从URI中提取的ID
* @Date 2025-08-10 19:18:22
* @Author WangKun
**/
private String extractId(WebSocketSession session) {
// 从URI路径提取ID：/ws/{id}
String path = session.getUri().getPath();
return path.substring(path.lastIndexOf('/') + 1);
}
}</pre></div>
<p class="maodian"></p><h2>websocket处理器</h2>
<div class="jb51code"><pre class="brush:java;">/**
* @Description websocket处理器
* @Author WangKun
* @Date 2025/8/10 19：20
* @Version
*/
@Slf4j
public class WebSocketManager {
// ID -> 设备会话集合 (支持多设备)
private final ConcurrentMap<String, Set<WebSocketSession>> SESSIONS = new ConcurrentHashMap<>();
// 会话 -> ID
private final ConcurrentMap<WebSocketSession, String> SESSION_MAP = new ConcurrentHashMap<>();
// 分组ID -> ID集合
private final ConcurrentMap<String, Set<String>> GROUPS = new ConcurrentHashMap<>();
// 会话失败计数器 (Session -> 失败次数)
private final ConcurrentMap<WebSocketSession, Integer> FAILURE_COUNTS = new ConcurrentHashMap<>();
// 心跳状态监控 (Session -> 最后活跃时间)
private final ConcurrentMap<WebSocketSession, Long> LAST_ACTIVE_TIMES = new ConcurrentHashMap<>();
// 公平锁，确保所有操作的原子性
private final ReentrantLock MAIN_LOCK = new ReentrantLock(true);
// 心跳状态监控
private final ConcurrentMap<WebSocketSession, Long> lastPongTimes = new ConcurrentHashMap<>();
private final ConcurrentMap<WebSocketSession, ScheduledFuture<?>> pingTasks = new ConcurrentHashMap<>();
// 心跳间隔25秒
private static final long HEARTBEAT_INTERVAL = 25000;
// 心跳超时40秒
private static final long HEARTBEAT_TIMEOUT = 40000;
// 心跳PING NIO包装
private static final ByteBuffer PING_PAYLOAD = ByteBuffer.wrap(new byte[]{0x1});
// 线程池
private final ScheduledExecutorService scheduler = Executors.newScheduledThreadPool(4);
public WebSocketManager() {
// 心跳检测任务
scheduler.scheduleAtFixedRate(this::checkHeartbeats, 10, 10, TimeUnit.SECONDS);
// 会话清理任务
scheduler.scheduleAtFixedRate(this::cleanExpiredSessions, 5, 5, TimeUnit.MINUTES);
}
/**
* @param id
* @param session
* @Description 建立连接添加到session
* @Throws
* @Return void
* @Date 2025-08-10 19:37:14
* @Author WangKun
**/
public void addSession(String id, WebSocketSession session) {
MAIN_LOCK.lock();
try {
if (!SESSION_MAP.containsKey(session)) {
// 会话管理
SESSIONS.computeIfAbsent(id, k -> ConcurrentHashMap.newKeySet()).add(session);
SESSION_MAP.put(session, id);
// 初始化心跳状态
lastPongTimes.put(session, System.currentTimeMillis());
startPingTask(session);
log.info("[连接建立] {}: 会话:{}", id, session.getId());
}
} finally {
MAIN_LOCK.unlock();
}
}
/**
* @param session
* @Description 移除session中的
* @Throws
* @Return void
* @Date 2025-08-10 19:40:11
* @Author WangKun
**/
public void removeToSession(WebSocketSession session) {
MAIN_LOCK.lock();
try {
String id = SESSION_MAP.get(session);
if (id != null) {
// 清理会话
Set<WebSocketSession> sessions = SESSIONS.get(id);
if (sessions != null) {
sessions.remove(session);
if (sessions.isEmpty()) {
SESSIONS.remove(id);
}
}
// 清理心跳任务
stopPingTask(session);
lastPongTimes.remove(session);
SESSION_MAP.remove(session);
log.info("[连接关闭] {}:会话{}: ", id, session.getId());
}
} finally {
MAIN_LOCK.unlock();
}
}
/**
* @param session
* @Description 开始心跳PING
* @Throws
* @Return void
* @Date 2025-08-10 19:41:06
* @Author WangKun
**/
private void startPingTask(WebSocketSession session) {
ScheduledFuture<?> task = scheduler.scheduleAtFixedRate(() -> {
MAIN_LOCK.lock();
try {
if (session.isOpen()) {
try {
// 标准WebSocket Ping发送
if (session instanceof StandardWebSocketSession) {
((StandardWebSocketSession) session).getNativeSession()
.getAsyncRemote().sendPing(PING_PAYLOAD);
} else {
session.sendMessage(new PingMessage(PING_PAYLOAD));
}
log.info(" 会话{}: ", session.getId());
} catch (Exception e) {
log.info(" 会话{}: 错误{}: {}", session.getId(), e.getMessage(), session.getUri());
closeSession(session);
}
}
} finally {
MAIN_LOCK.unlock();
}
}, HEARTBEAT_INTERVAL, HEARTBEAT_INTERVAL, TimeUnit.MILLISECONDS);
pingTasks.put(session, task);
}
/**
* @param session
* @Description 心跳停止
* @Throws
* @Return void
* @Date 2025-08-10 19:41:55
* @Author WangKun
**/
private void stopPingTask(WebSocketSession session) {
ScheduledFuture<?> task = pingTasks.remove(session);
if (task != null) {
task.cancel(true);
}
}
/**
* @param session
* @Description 心跳PONG接收
* @Throws
* @Return void
* @Date 2025-08-10 19:42:20
* @Author WangKun
**/
public void handlePongMessage(WebSocketSession session) {
MAIN_LOCK.lock();
try {
lastPongTimes.put(session, System.currentTimeMillis());
log.info(" 会话{}: {}", session.getId(), session.getUri());
} finally {
MAIN_LOCK.unlock();
}
}
/**
* @param id
* @param groupId
* @Description 添加至分组
* @Throws
* @Return void
* @Date 2025-08-10 19:43:20
* @Author WangKun
**/
public boolean addToGroup(String id, String groupId) {
MAIN_LOCK.lock();
if (StringUtils.isBlank(id) && StringUtils.isEmpty(id)) {
log.info("加入分组失败，id 为空");
return false;
}
if (StringUtils.isBlank(groupId) && StringUtils.isEmpty(groupId)) {
log.info("加入分组失败，groupId 为空");
return false;
}
try {
boolean flag = GROUPS.computeIfAbsent(groupId, k -> ConcurrentHashMap.newKeySet()).add(id);
log.info("[加入分组] {}: → 分组{}:(当前组内: {})", id, groupId, GROUPS.get(groupId).size());
return flag;
} finally {
MAIN_LOCK.unlock();
}
}
/**
* @param id
* @param groupId
* @Description 从分组移除
* @Throws
* @Return void
* @Date 2025-08-10 19:44:10
* @Author WangKun
**/
public boolean removeToGroup(String id, String groupId) {
MAIN_LOCK.lock();
try {
if (StringUtils.isBlank(id) && StringUtils.isEmpty(id)) {
log.info("移除分组失败，id 为空");
return false;
}
if (StringUtils.isBlank(groupId) && StringUtils.isEmpty(groupId)) {
log.info("移除分组失败，groupId 为空");
return false;
}
Set<String> groups = GROUPS.get(groupId);
if (groups != null) {
groups.remove(id);
if (groups.isEmpty()) {
GROUPS.remove(groupId);
}
log.info("[离开分组] {}:← 分组{}: ", id, groupId);
return true;
}
return false;
} finally {
MAIN_LOCK.unlock();
}
}
/**
* @param id
* @param message
* @Description 消息发送，多设备
* @Throws
* @Return boolean
* @Date 2025-08-10 19:44:48
* @Author WangKun
**/
public boolean sendMessages(String id, String message) {
MAIN_LOCK.lock();
try {
if (StringUtils.isBlank(id) && StringUtils.isEmpty(id)) {
log.info("消息发送失败，id 为空");
return false;
}
Set<WebSocketSession> sessions = SESSIONS.get(id);
if (sessions == null || sessions.isEmpty()) {
log.info("[单发消息失败] {}: 无活跃会话", id);
return false;
}
// 创建副本防止并发修改
List<WebSocketSession> sessionsCopy = new ArrayList<>(sessions);
boolean allSuccess = true;
for (WebSocketSession session : sessionsCopy) {
if (validateSession(session)) {
allSuccess = false;
continue;
}
allSuccess &= sendMessage(session, message);
}
log.info("[单发消息完成] {}: 设备数{}:成功{} ", id, sessionsCopy.size(), allSuccess ? "全部" : "部分");
return allSuccess;
} finally {
MAIN_LOCK.unlock();
}
}
/**
* @param groupId
* @param message
* @Description 按组发送
* @Throws
* @Return boolean
* @Date 2025-08-10 19:46:15
* @Author WangKun
**/
public boolean sendGroupMessages(String groupId, String message) {
MAIN_LOCK.lock();
try {
if (StringUtils.isBlank(groupId)&& StringUtils.isEmpty(message)) {
log.info("[按组发失败] groudId为空");
return false;
}
Set<String> ids = GROUPS.get(groupId);
if (ids == null || ids.isEmpty()) {
log.info("[按组发失败] 分组{}: 无成员", groupId);
return false;
}
boolean allSuccess = true;
// 创建副本防止并发修改
for (String id : new ArrayList<>(ids)) {
allSuccess &= sendMessages(id, message);
}
log.info("[组发完成] 分组{}:成员数{}:成功{}", groupId, ids.size(), allSuccess ? "全部" : "部分");
return allSuccess;
} finally {
MAIN_LOCK.unlock();
}
}
/**
* @param message
* @Description 全局广播无论在不在分组
* @Throws
* @Return boolean
* @Date 2025-08-10 19:47:33
* @Author WangKun
**/
public boolean sendGlobalMessages(String message) {
MAIN_LOCK.lock();
try {
if (SESSIONS.isEmpty()) {
log.info("[广播失败] 无活跃");
return false;
}
boolean allSuccess = true;
int totalSessions = 0;
// 创建副本防止并发修改
Set<String> ids = new HashSet<>(SESSIONS.keySet());
for (String id : ids) {
Set<WebSocketSession> sessions = SESSIONS.get(id);
if (sessions != null) {
// 创建会话副本
List<WebSocketSession> sessionsCopy = new ArrayList<>(sessions);
totalSessions += sessionsCopy.size();
for (WebSocketSession session : sessionsCopy) {
if (validateSession(session)) {
allSuccess = false;
continue;
}
allSuccess &= sendMessage(session, message);
}
}
}
log.info("[广播完成] 总{}: 总设备{}: 成功{} ", ids.size(), totalSessions, allSuccess ? "全部" : "部分");
return allSuccess;
} finally {
MAIN_LOCK.unlock();
}
}
/**
* @param session
* @param message
* @Description 会话发送消息
* @Throws
* @Return boolean
* @Date 2025-08-10 19:49:00
* @Author WangKun
**/
private boolean sendMessage(WebSocketSession session, String message) {
try {
if (!session.isOpen()) {
throw new IllegalStateException("会话已关闭");
}
// 会话级别的同步，锁，防止乱发
synchronized (session) {
session.sendMessage(new TextMessage(message));
recordSuccessfulSend(session);
return true;
}
} catch (Exception e) {
handleSendFailure(session, e);
return false;
}
}
/**
* @param session
* @Description 发送记录 ，心跳更新状态
* @Throws
* @Return void
* @Date 2025-08-10 19:50:41
* @Author WangKun
**/
private void recordSuccessfulSend(WebSocketSession session) {
FAILURE_COUNTS.put(session, 0);
LAST_ACTIVE_TIMES.put(session, System.currentTimeMillis());
}
/**
* @param session
* @param e
* @Description 失败关闭连接
* @Throws
* @Return void
* @Date 2025-08-10 19:51:10
* @Author WangKun
**/
private void handleSendFailure(WebSocketSession session, Exception e) {
MAIN_LOCK.lock();
try {
int failures = FAILURE_COUNTS.getOrDefault(session, 0) + 1;
FAILURE_COUNTS.put(session, failures);
log.info("[发送失败] 会话{}: 次数{}:原因{}: ", session.getId(), failures, e.getMessage());
if (failures >= 5) {
log.info("[自动清理] 达到失败上限 会话: {}", session.getId());
closeSession(session);
}
} finally {
MAIN_LOCK.unlock();
}
}
/**
* @param
* @Description 心跳健康监控
* @Throws
* @Return void
* @Date 2025-08-10 19:52:24
* @Author WangKun
**/
private void checkHeartbeats() {
MAIN_LOCK.lock();
try {
long currentTime = System.currentTimeMillis();
new ArrayList<>(lastPongTimes.keySet()).forEach(session -> {
Long lastPong = lastPongTimes.get(session);
if (lastPong != null && currentTime - lastPong > HEARTBEAT_TIMEOUT) {
log.info("[心跳超时] 会话{}:最后Pong{}:前 ", session.getId(), currentTime - lastPong);
closeSession(session);
}
});
} finally {
MAIN_LOCK.unlock();
}
}
/**
* @param session
* @Description 检验session
* @Throws
* @Return boolean
* @Date 2025-08-10 19:53:35
* @Author WangKun
**/
private boolean validateSession(WebSocketSession session) {
if (!session.isOpen()) {
removeToSession(session);
return true;
}
return false;
}
/**
* @param session
* @Description 关闭session, 会话结束
* @Throws
* @Return void
* @Date 2025-08-10 19:54:07
* @Author WangKun
**/
private void closeSession(WebSocketSession session) {
try {
if (session.isOpen()) {
session.close(CloseStatus.SESSION_NOT_RELIABLE);
}
} catch (Exception e) {
log.info("[关闭异常] 会话{}:原因{}: ", session.getId(), e.getMessage());
} finally {
removeToSession(session);
}
}
/**
* @param
* @Description 清理无效会话
* @Throws
* @Return void
* @Date 2025-08-10 19:55:08
* @Author WangKun
**/
private void cleanExpiredSessions() {
MAIN_LOCK.lock();
try {
new ArrayList<>(SESSION_MAP.keySet()).forEach(session -> {
if (!session.isOpen()) {
removeToSession(session);
}
});
} finally {
MAIN_LOCK.unlock();
}
}
}</pre></div>
<p class="maodian"></p><h2>websocket工具类封装</h2>
<p>（SpringUtils就是一个自己封装获取spring上下文的工具）</p>
<div class="jb51code"><pre class="brush:java;">/**
* @Description websocket工具类
* @Author WangKun
* @Date 2025/8/11 10:08
* @Version
*/
@Component
public class WebSocketUtils {
/**
* websocket处理器资源
**/
private static final WebSocketManager WEB_SOCKET_MANAGER = SpringUtils.getBean(WebSocketManager.class);
/**
* @param groupId
* @param id
* @Description 添加至分组
* @Throws
* @Return boolean
* @Date 2025-08-11 10:14:27
* @Author WangKun
**/
public static boolean addToGroup(String id, String groupId) {
return WEB_SOCKET_MANAGER.addToGroup(id, groupId);
}
/**
* @param id
* @param groupId
* @Description 移除分组
* @Throws
* @Return boolean
* @Date 2025-08-11 10:44:47
* @Author WangKun
**/
public static boolean removeToGroup(String id, String groupId) {
return WEB_SOCKET_MANAGER.removeToGroup(id, groupId);
}
/**
* @param id
* @param message
* @Description 指定单发消息
* @Throws
* @Return boolean
* @Date 2025-08-11 11:03:14
* @Author WangKun
**/
public static boolean sendMessage(String id, String message) {
return WEB_SOCKET_MANAGER.sendMessages(id, message);
}
/**
* @param groupId
* @param message
* @Description 指定分组发消息
* @Throws
* @Return boolean
* @Date 2025-08-11 11:09:22
* @Author WangKun
**/
public static boolean sendGroupMessages(String groupId, String message) {
return WEB_SOCKET_MANAGER.sendGroupMessages(groupId, message);
}
/**
* @param message
* @Description 全局广播发消息
* @Throws
* @Return boolean
* @Date 2025-08-11 11:16:54
* @Author WangKun
**/
public static boolean sendGlobalMessages(String message) {
return WEB_SOCKET_MANAGER.sendGlobalMessages(message);
}
}
</pre></div>
<p class="maodian"></p><h2>websocket控制器</h2>
<div class="jb51code"><pre class="brush:java;">/**
* @Description websocket控制器
* @Author WangKun
* @Date 2025/8/10 19：59
* @Version
*/
@RestController
@RequestMapping("/api/websocket")
public class WebSocketController {
private final WebSocketManager manager;
/**
* @param manager
* @Description 构造函数，通过依赖注入方式初始化WebSocket管理器
* @Throws
* @Return
* @Date 2025-08-21 09:25:44
* @Author WangKun
**/
public WebSocketController(WebSocketManager manager) {
this.manager = manager;
}
/**
* @param
* @Description 测试连接地址
* @Throws
* @Return java.lang.String
* @Date 2025-08-10 19:59:26
* @Author WangKun
**/
@GetMapping("/test") // 处理GET请求，用于测试WebSocket连接
public String testConnection() {
WebSocketUtils.addToGroup("test", "test");
WebSocketUtils.sendGlobalMessages("压测");
return "ws://localhost:8099/ws/{id}";
}
/**
* @param id 用户ID
* @param groupId 分组ID
* @Description 添加到分组
* @Throws
* @Return java.lang.String
* @Date 2025-08-10 19:59:42
* @Author WangKun
**/
@PostMapping("/addToGroup")
public String addToGroup(@RequestParam String id, @RequestParam String groupId) {
boolean flag = manager.addToGroup(id, groupId);
return "[" + id + "]添加到分组[" + groupId + "]：" + flag;
}
/**
* @param id 用户ID
* @param groupId 分组ID
* @Description 从分组移除
* @Throws
* @Return java.lang.String
* @Date 2025-08-10 19:59:48
* @Author WangKun
**/
@PostMapping("/removeToGroup")
public String removeToGroup(@RequestParam String id, @RequestParam String groupId) {
boolean flag = manager.removeToGroup(id, groupId);
return "[" + id + "]从分组[" + groupId + "]移除：" + flag;
}
/**
* @param id 用户ID
* @param message 要发送的消息内容
* @Description 发送消息
* @Throws
* @Return java.lang.String
* @Date 2025-08-10 19:59:56
* @Author WangKun
**/
@PostMapping("/sendMessages")
public String sendMessages(@RequestParam String id, @RequestParam String message) {
boolean success = manager.sendMessages(id, message);
return success ? "发送成功" : "发送失败（无活跃连接）";
}
/**
* @param groupId 分组ID
* @param message 要发送的消息内容
* @Description 给分组发送消息
* @Throws
* @Return java.lang.String
* @Date 2025-08-10 20:00:06
* @Author WangKun
**/
@PostMapping("/sendGroupMessages")
public String sendToGroup(@RequestParam String groupId, @RequestParam String message) {
boolean success = manager.sendGroupMessages(groupId, message);
return success ? "发送成功" : "发送失败（分组不存在或无成员）";
}
/**
* @param message 要广播的消息内容
* @Description 全局广播
* @Throws
* @Return java.lang.String
* @Date 2025-08-10 20:00:13
* @Author WangKun
**/
@PostMapping("/sendGlobalMessages")
public String broadcast(@RequestParam String message) {
boolean success = manager.sendGlobalMessages(message);
return success ? "广播成功" : "部分发送失败";
}
}</pre></div>
<p class="maodian"></p><h2>测试地址</h2>
<p>ws://localhost:8099/ws/user1</p>
<p style="text-align:center"><img alt="" src="https://img.jbzj.com/file_images/article/202601/2026011310155059.png" /></p>
<p>剩下的测试地址都在控制中。</p>
<p class="maodian"></p><h2>总结</h2>
<p>以上为个人经验，希望能给大家一个参考，也希望大家多多支持琼殿技术社区。</p>
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