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zhengchengqiang
2024-11-11 09:53:47 +08:00
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mxdata_v-websocket/mxdata_v-websocket.iml
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mxdata_v-websocket/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<parent>
<artifactId>mxdata_v</artifactId>
<groupId>com.alonginfo</groupId>
<version>1.0</version>
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<modelVersion>4.0.0</modelVersion>
<artifactId>mxdata_v-websocket</artifactId>
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<!-- spring-boot-starter-websocket -->
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<artifactId>spring-boot-starter-websocket</artifactId>
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mxdata_v-websocket/src/main/java/com/alonginfo/websocket/config/WebSocketConfig.java
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package com.alonginfo.websocket.config;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.socket.server.standard.ServerEndpointExporter;
/**
* @Description websocket 配置文件
* @Author Yalon
* @Date 2020-03-05 10:44
* @Version mxdata_v
*/
@Configuration
public class WebSocketConfig {
@Bean
public ServerEndpointExporter serverEndpointExporter(){
return new ServerEndpointExporter();
}
}
mxdata_v-websocket/src/main/java/com/alonginfo/websocket/server/WebSocketServer.java
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package com.alonginfo.websocket.server;
import com.alibaba.fastjson.JSONObject;
import lombok.Data;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import javax.websocket.*;
import javax.websocket.server.ServerEndpoint;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.stream.Collectors;
/**
* @Description websocket的实现类
* @Author Yalon
* @Date 2020-03-05 14:47
* @Version mxdata_v
*/
@Component
@ServerEndpoint("/push/websocket")
@Slf4j
public class WebSocketServer {
/**
* 静态变量，用来记录当前在线连接数。应该把它设计成线程安全的。
*/
private static int onlineCount = 0;
/**
* 全部在线会话
*/
private static Map<String, MySession> onlineSessions = new ConcurrentHashMap<>();
/**
* 连接建立成功调用的方法*/
@OnOpen
public void onOpen(Session session) {
MySession mySession = new MySession();
mySession.setSession(session);
//加入set中
onlineSessions.put(session.getId(), mySession);
//在线数加1
addOnlineCount();
log.info("有新会话开始监听:{},当前在线会话为{}个", session.getId(), getOnlineCount());
}
/**
* 连接关闭调用的方法
*/
@OnClose
public void onClose(Session session) {
//从set中删除
onlineSessions.remove(session.getId());
//在线数减1
subOnlineCount();
log.info("{}会话连接关闭！当前在线会话为{}", session.getId(), getOnlineCount());
}
/**
* 收到客户端消息后调用的方法
* @param session 会话
* @param jsonStr 这里约定传递的消息为JSON字符串 方便传递更多参数！
*/
@OnMessage
public void onMessage(Session session, String jsonStr) {
log.info("收到来自会话{}的消息:{}", session.getId(), jsonStr);
JSONObject jsonObject = JSONObject.parseObject(jsonStr);
String event = jsonObject.getString("event");
JSONObject data = jsonObject.getJSONObject("data");
//5：轮播页面发送自己pagePath/groupName
if ("5".equals(event)) {
Map<String,String> dataMap = onlineSessions.get(session.getId()).getData();
dataMap.put("groupId",data.getString("groupId"));
dataMap.put("groupName",data.getString("groupName"));
}
//实时页面数据传递 event = 6
//realTimePageId: 双边协商:sb 集中竞价: jz 挂牌交易: gp D+3: d3
//tradeId: 交易序列id
if ("6".equals(event)) {
Map<String, String> dataMap = onlineSessions.get(session.getId()).getData();
dataMap.put("realTimePageId", data.getString("realTimePageId"));
dataMap.put("tradeId", data.getString("tradeId"));
}
}
/**
*
* @param session
* @param error
*/
@OnError
public void onError(Session session, Throwable error) {
log.error("websocket发生错误");
error.printStackTrace();
}
/**
* 公共方法：发送所有在线主题分组 给user
*/
public List<Map<String,String>> getOnlineThemeGroups() {
List<Map<String,String>> data = new ArrayList<>();
onlineSessions.forEach((key,mysession)->{
if (mysession.getData().size() > 0) {
data.add(mysession.getData());
}
});
return data;
}
/**
* 公共方法：发送信息给所有人
*/
public void sendMessageToAll(String jsonMsg) {
onlineSessions.forEach((id, session) -> {
try {
session.getSession().getBasicRemote().sendText(jsonMsg);
} catch (IOException e) {
e.printStackTrace();
}
});
log.info("推送消息到全部{}个会话，推送内容:{}", getOnlineCount(), jsonMsg);
}
/**
* 公共方法：发送给指定主题ID
* @param groupId 主题分组ID
* @param jsonMsg 推送内容
*/
public void sendMessageToAssignUser(String groupId , String jsonMsg) {
onlineSessions.forEach((sid, session) -> {
try {
if(groupId.equals(session.getData().get("groupId"))) {
session.getSession().getBasicRemote().sendText(jsonMsg);
}
} catch (IOException e) {
e.printStackTrace();
}
});
log.info("推送消息到主题ID为{}会话，推送内容:{}", groupId, jsonMsg);
}
/**
* 公共方法: 发送给指定实时页面
* @param pageId
* @param jsonMsg
*/
public void pushDataToRealTimePage(String pageId, String jsonMsg) {
onlineSessions.forEach((sid, session) -> {
try {
if (pageId.equals(session.getData().get("realTimePageId"))) {
session.getSession().getBasicRemote().sendText(jsonMsg);
}
}catch (Exception e) {
e.printStackTrace();
}
});
log.info("推送数据到实时页面, 页面ID: {}", pageId);
}
/**
* 判断实时页面是否在线
* @param pageId
*/
public boolean isOnlineForRealTimePage(String pageId) {
List<String> realTimePageId = onlineSessions.entrySet().stream().map(m -> m.getValue().getData().get("realTimePageId")).collect(Collectors.toList());
if (realTimePageId.contains(pageId)) {
return true;
}
return false;
}
/**
* 通过pageId获取tradeId
* @param pageId
* @return
*/
public String getTradeIdByPageId(String pageId) {
String tradeId = onlineSessions.entrySet()
.stream()
.filter(m -> pageId.equals(m.getValue().getData().get("realTimePageId")))
.map(i -> i.getValue().getData().get("tradeId")).findFirst().orElse("");
return tradeId;
}
/**
* 公共方法：发送信息给指定session
*/
public void sendMessageBySid(String jsonMsg, String sid) {
onlineSessions.forEach((id, session) -> {
if (id.equals(sid)) {
try {
session.getSession().getBasicRemote().sendText(jsonMsg);
log.info("推送消息到会话{}，推送内容:{}", sid, jsonMsg);
} catch (IOException e) {
e.printStackTrace();
}
}
});
}
private static synchronized int getOnlineCount() {
return onlineCount;
}
private static synchronized void addOnlineCount() {
WebSocketServer.onlineCount++;
}
private static synchronized void subOnlineCount() {
WebSocketServer.onlineCount--;
}
// 存储session
@Data
class MySession{
private Session session;
private Map<String,String> data = new HashMap();
}
}
mxdata_v-websocket/target/classes/com/alonginfo/websocket/config/WebSocketConfig.class
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mxdata_v-websocket/target/classes/com/alonginfo/websocket/server/WebSocketServer$MySession.class
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mxdata_v-websocket/target/classes/com/alonginfo/websocket/server/WebSocketServer.class
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mxdata_v-websocket/target/maven-archiver/pom.properties
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#Generated by Maven
#Tue Jun 04 15:11:33 CST 2024
version=1.0
groupId=com.alonginfo
artifactId=mxdata_v-websocket
mxdata_v-websocket/target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst
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mxdata_v-websocket/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst
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/Users/sunkexin/project2024/mx_datav_gs/mxdata_v-websocket/src/main/java/com/alonginfo/websocket/config/WebSocketConfig.java
/Users/sunkexin/project2024/mx_datav_gs/mxdata_v-websocket/src/main/java/com/alonginfo/websocket/server/WebSocketServer.java
mxdata_v-websocket/target/maven-status/maven-compiler-plugin/testCompile/default-testCompile/inputFiles.lst
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mxdata_v-websocket/target/mxdata_v-websocket-1.0.jar
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