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Revert "update 优化SSE连接"

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This reverts commit a8a1db4463.
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疯狂的狮子Li 2025-06-24 06:51:28 +00:00 committed by Gitee
parent a8a1db4463
commit 1598447f6b
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GPG Key ID: 173E9B9CA92EEF8F
1 changed files with 36 additions and 29 deletions
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59
ruoyi-common/ruoyi-common-sse/src/main/java/org/dromara/common/sse/core/SseEmitterManager.java
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@ -1,7 +1,6 @@
package org.dromara.common.sse.core;
import cn.hutool.core.map.MapUtil;
import cn.hutool.core.util.ObjectUtil;
import lombok.extern.slf4j.Slf4j;
import org.dromara.common.redis.utils.RedisUtils;
import org.dromara.common.sse.dto.SseMessageDto;
@ -25,9 +24,6 @@ public class SseEmitterManager {
*/
private final static String SSE_TOPIC = "global:sse";
/**
* 本地内存缓存，存活用户连接
*/
private final static Map<Long, Map<String, SseEmitter>> USER_TOKEN_EMITTERS = new ConcurrentHashMap<>();
/**
@ -47,18 +43,32 @@ public class SseEmitterManager {
emitters.put(token, emitter);
// 注册连接结束、超时、错误等统一清理逻辑
Runnable callback = () -> disconnect(userId, token);
emitter.onCompletion(callback);
emitter.onTimeout(callback);
emitter.onError(e -> callback.run());
// 当 emitter 完成、超时或发生错误时，从映射表中移除对应的 token
emitter.onCompletion(() -> {
SseEmitter remove = emitters.remove(token);
if (remove != null) {
remove.complete();
}
});
emitter.onTimeout(() -> {
SseEmitter remove = emitters.remove(token);
if (remove != null) {
remove.complete();
}
});
emitter.onError((e) -> {
SseEmitter remove = emitters.remove(token);
if (remove != null) {
remove.complete();
}
});
try {
// 向客户端发送一条连接成功的事件
emitter.send(SseEmitter.event().comment("connected"));
log.warn("SSE连接成功 userId={}, token={}", userId, token);
} catch (IOException e) {
log.warn("SSE连接初始化失败 userId={}, token={}, 错误: {}", userId, token, e.getMessage());
disconnect(userId, token);
// 如果发送消息失败，则从映射表中移除 emitter
emitters.remove(token);
}
return emitter;
}
@ -75,20 +85,13 @@ public class SseEmitterManager {
}
Map<String, SseEmitter> emitters = USER_TOKEN_EMITTERS.get(userId);
if (MapUtil.isNotEmpty(emitters)) {
SseEmitter sseEmitter = emitters.remove(token);
if (ObjectUtil.isNotNull(sseEmitter)) {
try {
SseEmitter sseEmitter = emitters.get(token);
sseEmitter.send(SseEmitter.event().comment("disconnected"));
} catch (IOException e) {
log.warn("SSE断开通知失败 userId={}, token={}", userId, token);
} finally {
sseEmitter.complete();
log.warn("SSE连接断开 userId={}, token={}", userId, token);
}
}
if (emitters.isEmpty()) {
USER_TOKEN_EMITTERS.remove(userId);
} catch (Exception ignore) {
}
emitters.remove(token);
} else {
USER_TOKEN_EMITTERS.remove(userId);
}
@ -112,12 +115,16 @@ public class SseEmitterManager {
public void sendMessage(Long userId, String message) {
Map<String, SseEmitter> emitters = USER_TOKEN_EMITTERS.get(userId);
if (MapUtil.isNotEmpty(emitters)) {
for (String token : emitters.keySet()) {
for (Map.Entry<String, SseEmitter> entry : emitters.entrySet()) {
try {
emitters.get(token).send(SseEmitter.event().name("message").data(message));
entry.getValue().send(SseEmitter.event()
.name("message")
.data(message));
} catch (Exception e) {
log.warn("SSE消息发送失败 userId={}, token={}, error={}", userId, token, e.getMessage());
disconnect(userId, token);
SseEmitter remove = emitters.remove(entry.getKey());
if (remove != null) {
remove.complete();
}
}
}
} else {