优化多端踢下线的逻辑

2021-01-08 09:45:52 +08:00
parent 9b0ca7ac3c
commit 4abf1ed941
5 changed files with 49 additions and 9 deletions
@@ -373,6 +373,25 @@ public class MessagesPublisher {
            }
        }
    }
+    
+    public boolean sendOfflineNotify(String clientId) {
+        boolean targetIsActive = this.connectionDescriptors.isConnected(clientId);
+        if (targetIsActive) {
+            ByteBuf payload = Unpooled.buffer();
+            payload.ensureWritable(1).writeBytes("1".getBytes());
+            MqttPublishMessage publishMsg;
+            publishMsg = notRetainedPublish(IMTopic.NotifyOffline, MqttQoS.AT_MOST_ONCE, payload);
+
+            boolean sent = this.messageSender.sendPublish(clientId, publishMsg);
+            if (sent) {
+                return true;
+            }
+        } else {
+            LOG.info("the target {} is not active", clientId);
+        }
+
+        return false;
+    }

    private void publishTransparentMessage2Receivers(long messageHead, Collection<String> receivers, int pullType, String exceptClientId) {
        WFCMessage.Message message = m_messagesStore.getMessage(messageHead);