From e9bfa1396ff47d171b3052a606e0931e6f93cc9c Mon Sep 17 00:00:00 2001
From: houzhongjian <houzhongyi@126.com>
Date: 星期四, 10 四月 2025 12:05:23 +0800
Subject: [PATCH] 还原framework代码
---
iailab-framework/iailab-common-websocket/src/main/java/com/iailab/framework/websocket/core/handler/JsonWebSocketMessageHandler.java | 83 +++++++++++++++++++++++++++++++++++++++++
1 files changed, 83 insertions(+), 0 deletions(-)
diff --git a/iailab-framework/iailab-common-websocket/src/main/java/com/iailab/framework/websocket/core/handler/JsonWebSocketMessageHandler.java b/iailab-framework/iailab-common-websocket/src/main/java/com/iailab/framework/websocket/core/handler/JsonWebSocketMessageHandler.java
new file mode 100644
index 0000000..699e282
--- /dev/null
+++ b/iailab-framework/iailab-common-websocket/src/main/java/com/iailab/framework/websocket/core/handler/JsonWebSocketMessageHandler.java
@@ -0,0 +1,83 @@
+package com.iailab.framework.websocket.core.handler;
+
+import cn.hutool.core.util.StrUtil;
+import cn.hutool.core.util.TypeUtil;
+import com.iailab.framework.common.util.json.JsonUtils;
+import com.iailab.framework.tenant.core.util.TenantUtils;
+import com.iailab.framework.websocket.core.listener.WebSocketMessageListener;
+import com.iailab.framework.websocket.core.message.JsonWebSocketMessage;
+import com.iailab.framework.websocket.core.util.WebSocketFrameworkUtils;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.socket.TextMessage;
+import org.springframework.web.socket.WebSocketHandler;
+import org.springframework.web.socket.WebSocketSession;
+import org.springframework.web.socket.handler.TextWebSocketHandler;
+
+import java.lang.reflect.Type;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.function.Consumer;
+
+/**
+ * JSON 格式 {@link WebSocketHandler} 实现类
+ *
+ * 基于 {@link JsonWebSocketMessage#getType()} 消息类型，调度到对应的 {@link WebSocketMessageListener} 监听器。
+ *
+ * @author iailab
+ */
+@Slf4j
+public class JsonWebSocketMessageHandler extends TextWebSocketHandler {
+
+ /**
+ * type 与 WebSocketMessageListener 的映射
+ */
+ private final Map<String, WebSocketMessageListener<Object>> listeners = new HashMap<>();
+
+ @SuppressWarnings({"rawtypes", "unchecked"})
+ public JsonWebSocketMessageHandler(List<? extends WebSocketMessageListener> listenersList) {
+ listenersList.forEach((Consumer<WebSocketMessageListener>)
+ listener -> listeners.put(listener.getType(), listener));
+ }
+
+ @Override
+ protected void handleTextMessage(WebSocketSession session, TextMessage message) throws Exception {
+ // 1.1 空消息，跳过
+ if (message.getPayloadLength() == 0) {
+ return;
+ }
+ // 1.2 ping 心跳消息，直接返回 pong 消息。
+ if (message.getPayloadLength() == 4 && Objects.equals(message.getPayload(), "ping")) {
+ session.sendMessage(new TextMessage("pong"));
+ return;
+ }
+
+ // 2.1 解析消息
+ try {
+ JsonWebSocketMessage jsonMessage = JsonUtils.parseObject(message.getPayload(), JsonWebSocketMessage.class);
+ if (jsonMessage == null) {
+ log.error("[handleTextMessage][session({}) message({}) 解析为空]", session.getId(), message.getPayload());
+ return;
+ }
+ if (StrUtil.isEmpty(jsonMessage.getType())) {
+ log.error("[handleTextMessage][session({}) message({}) 类型为空]", session.getId(), message.getPayload());
+ return;
+ }
+ // 2.2 获得对应的 WebSocketMessageListener
+ WebSocketMessageListener<Object> messageListener = listeners.get(jsonMessage.getType());
+ if (messageListener == null) {
+ log.error("[handleTextMessage][session({}) message({}) 监听器为空]", session.getId(), message.getPayload());
+ return;
+ }
+ // 2.3 处理消息
+ Type type = TypeUtil.getTypeArgument(messageListener.getClass(), 0);
+ Object messageObj = JsonUtils.parseObject(jsonMessage.getContent(), type);
+ Long tenantId = WebSocketFrameworkUtils.getTenantId(session);
+ TenantUtils.execute(tenantId, () -> messageListener.onMessage(session, messageObj));
+ } catch (Throwable ex) {
+ log.error("[handleTextMessage][session({}) message({}) 处理异常]", session.getId(), message.getPayload());
+ }
+ }
+
+}
--
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