From 1688c7f5fbe02393f4398fa0bb901ac3c30dc9ec Mon Sep 17 00:00:00 2001
From: zj <1772600164@qq.com>
Date: Fri, 30 Aug 2024 22:35:42 +0800
Subject: [PATCH] 1
---
websocketSerivce/src/main/java/org/example/websocket/server/WsServer.java | 153 +++++++++++++++++++++++++++++++++++++++-----------
1 files changed, 119 insertions(+), 34 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 9f594a1..4b02b1a 100644
--- a/websocketSerivce/src/main/java/org/example/websocket/server/WsServer.java
+++ b/websocketSerivce/src/main/java/org/example/websocket/server/WsServer.java
@@ -4,11 +4,13 @@
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.module.SimpleModule;
import com.google.common.reflect.TypeToken;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import lombok.NonNull;
import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
import org.example.pojo.ConfigCurrency;
import org.example.pojo.MarketDataOut;
import org.example.pojo.bo.WsBo;
@@ -18,26 +20,17 @@
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;
-import javax.annotation.PostConstruct;
import javax.websocket.*;
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.*;
import java.util.concurrent.*;
-import java.util.concurrent.atomic.AtomicBoolean;
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;
/**
* @ClassDescription: websocket服务端
@@ -84,15 +77,20 @@
private boolean hasReceivedSubscription(Session session) {
WsBo wsBo = getWsBoForSession(session.getId());
- String s = RedisUtil.get("user_" + wsBo.getUserId());
- if(null == s || s.isEmpty() && !wsBo.getToken().equals(s)){
+ String s = RedisUtil.get(wsBo.getUserId().toString());
+ if(StringUtils.isEmpty(s) || !wsBo.getToken().equals(s)){
closeSession(session, "用户未登录");
+ Map<String,Integer> map = new HashMap<>();
+ map.put("status",1);
+ pushMessage(session,JSONUtil.toJsonStr(map));
+ return false;
}
return wsBo != null;
}
@OnError
public void onError(Session session, @NonNull Throwable throwable) {
+ onClose();
log.error("连接发生报错: {}", throwable.getMessage());
throwable.printStackTrace();
}
@@ -100,6 +98,7 @@
@OnClose
public void onClose() {
int count = onlineCount.decrementAndGet();
+ threadLocalData.remove(session.getId());
wsServers.remove(this);
cancelScheduledTasks(); // 取消定时任务
log.info("服务端断开连接，当前连接的客户端数量为：{}", count);
@@ -117,6 +116,18 @@
try {
if(!message.equals("ping")){
WsBo bean = JSONUtil.toBean(message, WsBo.class);
+ if(null == bean){
+ log.error("没有订阅消息");
+ closeSession(session,null);
+ }
+ String s = RedisUtil.get(bean.getUserId().toString());
+ if(StringUtils.isEmpty(s)){
+ log.error("未登录");
+ Map<String,Integer> map = new HashMap<>();
+ map.put("status",1);
+ pushMessage(session,JSONUtil.toJsonStr(map));
+ closeSession(session,null);
+ }
threadLocalData.put(session.getId(), bean);
}
}catch (Exception e){
@@ -143,11 +154,14 @@
try {
schedulePushMessage(session, message);
} catch (Exception e) {
+ e.printStackTrace();
+ closeSession(session, "发送消息异常，断开链接");
log.error("发送消息时出现异常: {}", e.getMessage());
} finally {
sessionLock.unlock();
}
} else {
+ closeSession(session, "会话不存在或已关闭");
log.error("会话不存在或已关闭，无法发送消息");
}
} catch (Exception e) {
@@ -168,25 +182,41 @@
private void schedulePushMessage(Session session, String message) throws JsonProcessingException {
WsBo wsBo = getWsBoForSession(session.getId());
+
if (wsBo != null) {
+
+ String s = RedisUtil.get(wsBo.getUserId().toString());
+ if(StringUtils.isEmpty(s) || !s.equals(wsBo.getToken())){
+ Map<String,Integer> map = new HashMap<>();
+ map.put("status",1);
+ pushMessage(session,JSONUtil.toJsonStr(map));
+ closeSession(session,"登录状态失效");
+ }
+
+
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
+
+ if(wsBo.getPushNow()){
+ message = megFiltration(wsBo,message);
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。");
+ wsBo.setPushNow(false);
+ }else{
+ 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
+ }
}
}
}
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());
-
+ Map<String,Object> map = new HashMap<>();
String key = "config_";
String value = RedisUtil.get(key + wsBo.getUserId());
List<ConfigCurrency> currencies = null;
@@ -196,24 +226,25 @@
}
if (!CollectionUtils.isEmpty(currencies)) {
Set<String> filtrationSet = currencies.stream()
- .map(f -> f.getCurrency() + f.getBuy() + f.getSell())
+ .map(f -> f.getCurrency() + f.getBuy() + f.getSell()) //组合过滤 ，暂时不使用，直接过滤整个币种
+// .map(f -> f.getCurrency())
.collect(Collectors.toSet());
+// redisValueMap.removeIf(data -> filtrationSet.contains(data.getBaseAsset()));
redisValueMap.removeIf(data -> filtrationSet.contains(data.getBuyAndSell()));
}
//查询币种
- if(null != wsBo.getCurrency()){
+ if(StringUtils.isNotEmpty(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());
- }
+ redisValueMap = redisValueMap.stream()
+ .filter(data -> Double.parseDouble(data.getSpread()) >= wsBo.getSpread() && Double.parseDouble(data.getSpread()) <= 1000)
+ .collect(Collectors.toList());
+
//最低金额
if(null != wsBo.getMinAmount()){
redisValueMap = redisValueMap.stream()
@@ -236,15 +267,73 @@
.collect(Collectors.toList());
}
//自选标记
- if(null != wsBo.getIsMarker()){
- List<String> list = Arrays.asList(wsBo.getIsMarker().split(","));
+ String mark = RedisUtil.get(wsBo.getUserId() + "_mark");
+ if(StringUtils.isNoneEmpty(mark)){
+ List<String> list = Arrays.asList(mark.split(","));
redisValueMap.stream()
.filter(data -> list.contains(data.getBuyAndSell()))
.forEach(data -> data.setMarker(true));
}
+ map.put("uuid",wsBo.getUuid());
+ map.put("current",wsBo.getCurrent());
+ map.put("sizes",wsBo.getSizes());
+ map.put("total",redisValueMap.size());
+ sortBySpread(redisValueMap);
+ Integer current = 0;
+ if(wsBo.getCurrent() != 1){
+ current = (wsBo.getCurrent() - 1) * wsBo.getSizes();
+ }
+
+ // 确保 startIndex 在有效范围内
+ current = Math.min(current, redisValueMap.size());
+ // 计算子列表的结束索引
+ int endIndex = Math.min(current + wsBo.getSizes(), redisValueMap.size());
+ // 根据计算出的索引获取子列表
+ redisValueMap = redisValueMap.subList(current, endIndex);
+ map.put("data",redisValueMap);
Gson gson = new GsonBuilder().setPrettyPrinting().create();
- String json = gson.toJson(redisValueMap);
+ String json = gson.toJson(map);
return json;
+ }
+ public static void sortBySpread(List<MarketDataOut> marketDataList) {
+ Collections.sort(marketDataList, new Comparator<MarketDataOut>() {
+ @Override
+ public int compare(MarketDataOut a, MarketDataOut b) {
+ // 将买入总价和卖出总价转换为 BigDecimal
+ BigDecimal buyTotalPriceA = new BigDecimal(a.getBuyTotalPrice());
+ BigDecimal buyTotalPriceB = new BigDecimal(b.getBuyTotalPrice());
+ BigDecimal sellTotalPriceA = new BigDecimal(a.getSellTotalPrice());
+ BigDecimal sellTotalPriceB = new BigDecimal(b.getSellTotalPrice());
+ BigDecimal spreadA = new BigDecimal(a.getSpread());
+ BigDecimal spreadB = new BigDecimal(b.getSpread());
+
+ // 检查 a 和 b 的买入总价或卖出总价是否大于 1000
+ boolean aBuyOrSellAbove1000 = buyTotalPriceA.compareTo(new BigDecimal("1000")) > 0 || sellTotalPriceA.compareTo(new BigDecimal("1000")) > 0;
+ boolean bBuyOrSellAbove1000 = buyTotalPriceB.compareTo(new BigDecimal("1000")) > 0 || sellTotalPriceB.compareTo(new BigDecimal("1000")) > 0;
+
+ if (aBuyOrSellAbove1000 && !bBuyOrSellAbove1000) {
+ return -1; // a 应排在 b 前面
+ } else if (!aBuyOrSellAbove1000 && bBuyOrSellAbove1000) {
+ return 1; // b 应排在 a 前面
+ } else {
+ // a 和 b 都大于 1000 或都小于等于 1000
+ // 先按照 spread 的降序排列
+ int spreadComparison = spreadB.compareTo(spreadA);
+ if (spreadComparison != 0) {
+ return spreadComparison; // 先按照 spread 排序
+ } else {
+ // 如果 spread 相同，再按照买入总价或卖出总价的升序排列
+ if (aBuyOrSellAbove1000) {
+ // 对于买入总价或卖出总价大于 1000 的记录
+ return buyTotalPriceA.compareTo(buyTotalPriceB); // 按照买入总价升序排序
+ } else {
+ // 对于买入总价或卖出总价小于等于 1000 的记录
+ return buyTotalPriceA.compareTo(buyTotalPriceB); // 可以选择卖出总价或买入总价的升序排序
+ }
+ }
+ }
+ }
+ });
}
private void pushMessage(Session session, String message) {
@@ -261,12 +350,8 @@
// 关闭会话的方法
private void closeSession(Session session, String reason) {
- try {
- session.close(new CloseReason(CloseReason.CloseCodes.UNEXPECTED_CONDITION, reason));
- } catch (IOException e) {
- log.error("强制断开连接----异常: {}", e.getMessage());
- }
wsServers.remove(this);
- log.info("客户端未及时发送订阅消息，断开连接");
+ log.info(reason);
+ onClose();
}
}
--
Gitblit v1.9.3