完善交互

This commit is contained in:
huangdeliang
2021-06-03 10:36:21 +08:00
parent 953d188f50
commit ea8276e6a0
17 changed files with 348 additions and 113 deletions

View File

@ -3,11 +3,10 @@ package com.stdiet.web.controller.custom;
import com.alibaba.fastjson.JSONObject;
import com.stdiet.common.core.controller.BaseController;
import com.stdiet.custom.utils.WsUtils;
import com.stdiet.web.server.WebSocketServer;
import com.stdiet.custom.server.WebSocketServer;
import org.springframework.scheduling.annotation.EnableScheduling;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
@ -39,16 +38,16 @@ public class WebSocketController extends BaseController {
}
@Scheduled(fixedRate = 30000)
public void boardCast() {
try {
JSONObject heartBeat = new JSONObject();
heartBeat.put("type", WsUtils.WS_TYPE_HEART_BEAT);
heartBeat.put("msg", "ping");
WebSocketServer.sendInfo(heartBeat.toJSONString(), null);
} catch (IOException e) {
e.printStackTrace();
}
}
// @Scheduled(fixedRate = 30000)
// public void boardCast() {
// try {
// JSONObject heartBeat = new JSONObject();
// heartBeat.put("type", WsUtils.WS_TYPE_HEART_BEAT);
// heartBeat.put("msg", "ping");
//
// WebSocketServer.sendInfo(heartBeat.toJSONString(), null);
// } catch (IOException e) {
// e.printStackTrace();
// }
// }
}

View File

@ -1,122 +0,0 @@
package com.stdiet.web.server;
import com.alibaba.fastjson.JSONObject;
import com.stdiet.common.core.domain.model.LoginUser;
import com.stdiet.custom.utils.WsUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.stereotype.Component;
import javax.websocket.*;
import javax.websocket.server.ServerEndpoint;
import java.io.IOException;
import java.util.concurrent.CopyOnWriteArraySet;
@ServerEndpoint(value = "/ws")
@Component
@Slf4j
public class WebSocketServer {
// concurrent包的线程安全Set用来存放每个客户端对应的MyWebSocket对象。
private static CopyOnWriteArraySet<WebSocketServer> webSocketSet = new CopyOnWriteArraySet<WebSocketServer>();
//private static ConcurrentHashMap<String,WebSocketServer> websocketList = new ConcurrentHashMap<>();
// 与某个客户端的连接会话,需要通过它来给客户端发送数据
private Session session;
// 接收sid
private String sid = "";
public static CopyOnWriteArraySet<WebSocketServer> getWebSocketSet() {
return webSocketSet;
}
/**
* 群发自定义消息
*/
public static void sendInfo(String message, String sid) throws IOException {
log.info("推送消息到窗口" + sid + ",推送内容:" + message + "目标:" + webSocketSet.size());
for (WebSocketServer item : webSocketSet) {
try {
// 这里可以设定只推送给这个sid的为null则全部推送
if (sid == null) {
item.sendMessage(message);
} else if (item.sid.equals(sid)) {
item.sendMessage(message);
}
} catch (IOException e) {
// 清理断开的连接
webSocketSet.remove(item);
continue;
}
}
}
// * 连接建立成功调用的方法*
@OnOpen
public void onOpen(Session session) {
this.session = session;
this.sid = String.valueOf(getUserId(session));
webSocketSet.add(this); // 加入set中
try {
JSONObject object = new JSONObject();
object.put("type", WsUtils.WS_TYPE_SYSTEM_MESSAGE);
object.put("msg", "连接成功");
sendMessage(object.toJSONString());
} catch (IOException e) {
log.error("websocket IO异常");
}
}
@OnClose
public void onClose() {
webSocketSet.remove(this); // 从set中删除
log.info("有一连接关闭!");
}
// */
/// **
// * 收到客户端消息后调用的方法
// *
// * @param message 客户端发送过来的消息*//*
@OnMessage
public void onMessage(String message, Session session) {
log.info("收到来自窗口" + sid + "的信息:" + message);
// // 群发消息
// for (WebSocketServer item : webSocketSet) {
// try {
// item.sendMessage(message);
// } catch (IOException e) {
// e.printStackTrace();
// }
// }
}
/**
* @param session
* @param error
*/
@OnError
public void onError(Session session, Throwable error) {
log.error("发生错误");
error.printStackTrace();
}
/**
* 实现服务器主动推送
*/
public void sendMessage(String message) throws IOException {
log.info("服务器消息推送:" + message);
this.session.getBasicRemote().sendText(message);
}
public Long getUserId(Session session) {
try {
return ((LoginUser) ((UsernamePasswordAuthenticationToken) session.getUserPrincipal()).getPrincipal()).getUser().getUserId();
} catch (Exception e) {
return 0L;
}
}
}