From 388cab2e8ce85f138f4d1bc3bfbf6acd0778467f Mon Sep 17 00:00:00 2001
From: zj <1772600164@qq.com>
Date: Sat, 03 Aug 2024 23:34:52 +0800
Subject: [PATCH] 1
---
websocketSerivce/src/main/java/org/example/websocket/server/WsServer.java | 142 ++++++++++++++++++++++++++++++++++++----------
1 files changed, 110 insertions(+), 32 deletions(-)
diff --git a/websocketSerivce/src/main/java/org/example/websocket/server/WsServer.java b/websocketSerivce/src/main/java/org/example/websocket/server/WsServer.java
index e733091..9f594a1 100644
--- a/websocketSerivce/src/main/java/org/example/websocket/server/WsServer.java
+++ b/websocketSerivce/src/main/java/org/example/websocket/server/WsServer.java
@@ -1,15 +1,23 @@
package org.example.websocket.server;
import cn.hutool.json.JSONUtil;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.common.reflect.TypeToken;
import com.google.gson.Gson;
-import com.google.gson.reflect.TypeToken;
+import com.google.gson.GsonBuilder;
import lombok.NonNull;
import lombok.extern.slf4j.Slf4j;
+import org.example.pojo.ConfigCurrency;
+import org.example.pojo.MarketDataOut;
import org.example.pojo.bo.WsBo;
+import org.example.util.RedisUtil;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.stereotype.Component;
+import org.springframework.util.CollectionUtils;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
@@ -18,6 +26,7 @@
import javax.websocket.server.ServerEndpoint;
import java.io.IOException;
import java.lang.reflect.Type;
+import java.math.BigDecimal;
import java.nio.ByteBuffer;
import java.text.SimpleDateFormat;
import java.util.*;
@@ -26,6 +35,7 @@
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;
+import java.util.stream.Collectors;
import java.util.zip.Deflater;
import java.util.zip.DeflaterOutputStream;
@@ -57,6 +67,7 @@
@OnOpen
public void onOpen(Session session) {
+
this.session = session;
int count = onlineCount.incrementAndGet();
wsServers.add(this);
@@ -73,7 +84,11 @@
private boolean hasReceivedSubscription(Session session) {
WsBo wsBo = getWsBoForSession(session.getId());
- return wsBo != null; // 简化逻辑
+ String s = RedisUtil.get("user_" + wsBo.getUserId());
+ if(null == s || s.isEmpty() && !wsBo.getToken().equals(s)){
+ closeSession(session, "用户未登录");
+ }
+ return wsBo != null;
}
@OnError
@@ -95,17 +110,15 @@
if (future != null) {
future.cancel(true); // 取消定时任务
}
- ScheduledFuture<?> task = pushTasks.remove(this.session.getId());
- if (task != null) {
- task.cancel(true); // 取消推送任务
- }
}
@OnMessage
public void onMessage(String message, Session session) throws IOException {
try {
- WsBo bean = JSONUtil.toBean(message, WsBo.class);
- threadLocalData.put(session.getId(), bean);
+ if(!message.equals("ping")){
+ WsBo bean = JSONUtil.toBean(message, WsBo.class);
+ threadLocalData.put(session.getId(), bean);
+ }
}catch (Exception e){
log.error("客户段订阅消息格式错误");
}
@@ -128,11 +141,7 @@
Lock sessionLock = getSessionLock(session.getId());
sessionLock.lock();
try {
- WsBo wsBo = getWsBoForSession(session.getId());
- if (wsBo != null) {
- int intervalSeconds = wsBo.getTime();
- pushMessageWithInterval(session, message, intervalSeconds);
- }
+ schedulePushMessage(session, message);
} catch (Exception e) {
log.error("发送消息时出现异常: {}", e.getMessage());
} finally {
@@ -155,30 +164,99 @@
return threadLocalData.get(sessionId);
}
- private Map<String, ScheduledFuture<?>> pushTasks = new ConcurrentHashMap<>();
- ScheduledExecutorService pushScheduler = Executors.newScheduledThreadPool(1);
+ private Map<Session, Long> lastMessageTimeMap = new ConcurrentHashMap<>();
- private void pushMessageWithInterval(Session session, String message, int intervalSeconds) {
- // 创建一个可以控制任务状态的 AtomicBoolean
- intervalSeconds = 5;
- AtomicBoolean isActive = new AtomicBoolean(true);
- ScheduledFuture<?> future = pushScheduler.scheduleAtFixedRate(() -> {
- if (isActive.get()) { // 检查是否应该继续执行
- try {
- pushMessage(session, message);
- } catch (Exception e) {
- log.error("推送消息时出现异常: {}", e.getMessage());
- isActive.set(false); // 出现异常则停止任务
- }
+ private void schedulePushMessage(Session session, String message) throws JsonProcessingException {
+ WsBo wsBo = getWsBoForSession(session.getId());
+ if (wsBo != null) {
+ long currentTime = System.currentTimeMillis();
+ long lastMessageTime = lastMessageTimeMap.getOrDefault(session, 0L);
+ int time = wsBo.getTime();
+ message = megFiltration(wsBo,message);
+ if (currentTime - lastMessageTime >= time * 1000) {
+ // 时间间隔达到要求，可以发送消息
+ pushMessage(session, message);
+ lastMessageTimeMap.put(session, currentTime); // 更新最后发送时间
+ } else {
+ // 时间间隔未达到，不发送消息，可以记录日志或者其他操作
+ log.info("距离上次发送消息时间未达到指定间隔，不发送消息。");
}
- }, 0, intervalSeconds, TimeUnit.SECONDS);
+ }
+ }
+ private static final Gson gson = new Gson();
+ private String megFiltration(WsBo wsBo,String message) throws JsonProcessingException {
+ List<MarketDataOut> redisValueMap = gson.fromJson(message, new TypeToken<List<MarketDataOut>>() {}.getType());
- // 保存任务的引用，以便后续取消
- pushTasks.put(session.getId(), future);
+ String key = "config_";
+ String value = RedisUtil.get(key + wsBo.getUserId());
+ List<ConfigCurrency> currencies = null;
+ if(null != value && !value.isEmpty()){
+ ObjectMapper objectMapper = new ObjectMapper();
+ currencies = objectMapper.readValue(value, new TypeReference<List<ConfigCurrency>>() {});
+ }
+ if (!CollectionUtils.isEmpty(currencies)) {
+ Set<String> filtrationSet = currencies.stream()
+ .map(f -> f.getCurrency() + f.getBuy() + f.getSell())
+ .collect(Collectors.toSet());
+ redisValueMap.removeIf(data -> filtrationSet.contains(data.getBuyAndSell()));
+ }
+
+
+ //查询币种
+ if(null != wsBo.getCurrency()){
+ redisValueMap = redisValueMap.stream()
+ .filter(data -> wsBo.getCurrency().equals(data.getBaseAsset()))
+ .collect(Collectors.toList());
+ }
+ //价差
+ if(wsBo.getSpread() > 0){
+ redisValueMap = redisValueMap.stream()
+ .filter(data -> Double.parseDouble(data.getSpread()) >= wsBo.getSpread())
+ .collect(Collectors.toList());
+ }
+ //最低金额
+ if(null != wsBo.getMinAmount()){
+ redisValueMap = redisValueMap.stream()
+ .filter(data -> new BigDecimal(data.getSellTotalPrice()).compareTo(new BigDecimal(wsBo.getMinAmount())) >= 0 )
+ .collect(Collectors.toList());
+ }
+ //过滤平台
+ if(null != wsBo.getPlatformList()){
+ List<String> list = Arrays.asList(wsBo.getPlatformList().split(","));
+ redisValueMap = redisValueMap.stream()
+ .filter(data -> !list.contains(data.getBuyingPlatform()) && !list.contains(data.getSellPlatform()))
+ .collect(Collectors.toList());
+ }
+
+ //过滤数据
+ if(null != wsBo.getBuyAndSell()){
+ List<String> list = Arrays.asList(wsBo.getBuyAndSell().split(","));
+ redisValueMap = redisValueMap.stream()
+ .filter(data -> !list.contains(data.getBuyAndSell()))
+ .collect(Collectors.toList());
+ }
+ //自选标记
+ if(null != wsBo.getIsMarker()){
+ List<String> list = Arrays.asList(wsBo.getIsMarker().split(","));
+ redisValueMap.stream()
+ .filter(data -> list.contains(data.getBuyAndSell()))
+ .forEach(data -> data.setMarker(true));
+ }
+ Gson gson = new GsonBuilder().setPrettyPrinting().create();
+ String json = gson.toJson(redisValueMap);
+ return json;
}
- public void pushMessage(Session session, String message) throws IOException {
- session.getBasicRemote().sendText(message);
+ private void pushMessage(Session session, String message) {
+ try {
+ if (session != null && session.isOpen()) {
+ session.getBasicRemote().sendText(message);
+ } else {
+ log.error("会话不存在或已关闭，无法推送消息");
+ }
+ } catch (IOException e) {
+ log.error("推送消息时出现IO异常: {}", e.getMessage());
+ }
}
// 关闭会话的方法
--
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