From 9652bbc4a506f46986e298735b27f281ebf06124 Mon Sep 17 00:00:00 2001
From: dd <gitluke@outlook.com>
Date: Fri, 26 Dec 2025 11:39:16 +0800
Subject: [PATCH] 1
---
src/main/java/com/nq/service/impl/PriceServicesImpl.java | 134 +++++++++++++++++++++++++++++++++-----------
1 files changed, 101 insertions(+), 33 deletions(-)
diff --git a/src/main/java/com/nq/service/impl/PriceServicesImpl.java b/src/main/java/com/nq/service/impl/PriceServicesImpl.java
index 71345ac..9c3f47c 100644
--- a/src/main/java/com/nq/service/impl/PriceServicesImpl.java
+++ b/src/main/java/com/nq/service/impl/PriceServicesImpl.java
@@ -1,5 +1,8 @@
package com.nq.service.impl;
+import cn.hutool.core.date.DateTime;
+import cn.hutool.core.date.DateUtil;
+import cn.hutool.http.HttpUtil;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.google.gson.Gson;
@@ -8,9 +11,11 @@
import com.nq.dao.StockMapper;
import com.nq.dao.StockSettingMapper;
import com.nq.enums.EConfigKey;
+import com.nq.enums.EStockType;
import com.nq.pojo.*;
import com.nq.service.IPriceServices;
import com.nq.service.IStockConfigServices;
+import com.nq.utils.PropertiesUtil;
import com.nq.utils.http.HttpClientRequest;
import com.nq.utils.redis.RedisKeyUtil;
import com.nq.utils.timeutil.TimeUtil;
@@ -18,16 +23,18 @@
import org.springframework.stereotype.Service;
import javax.annotation.Resource;
-import java.io.BufferedReader;
-import java.io.InputStreamReader;
+import java.io.*;
import java.lang.reflect.Type;
import java.math.BigDecimal;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
+import java.util.Date;
import java.util.HashMap;
import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
import com.fasterxml.jackson.databind.ObjectMapper;
@Service
@@ -53,14 +60,18 @@
Stock stock = stockMapper.selectOne(new QueryWrapper<Stock>().eq("stock_code",stockCode));
StockSetting stockSetting = stockSettingMapper.selectOne(new QueryWrapper<StockSetting>().eq("stock_code",stockCode));
if(stockSetting != null){
- if(TimeUtil.isTradingHour(stockSetting.getStartTime(),stockSetting.getEndTime())){
+ Date newDate = new Date();
+ DateTime startTime = DateUtil.parseDateTime(stockSetting.getStartTime());
+ DateTime endTime = DateUtil.parseDateTime(stockSetting.getEndTime());
+ if(newDate.after(startTime) && newDate.before(endTime)){
+// if(TimeUtil.isTradingHour(stockSetting.getStartTime(),stockSetting.getEndTime())){
if(stockSetting.getType().equals("0")){
return new BigDecimal(stockSetting.getPrice());
}else{
String s = doGet(stock.getStockCode());
if(null != s){
Map<String, Object> stringObjectMap = jsonToMap(s);
- return new BigDecimal(stringObjectMap.get("last").toString()).multiply(new BigDecimal(stockSetting.getPrice()));
+ return new BigDecimal(stringObjectMap.get("Last").toString()).multiply(new BigDecimal(stockSetting.getPrice()));
}
}
}
@@ -69,7 +80,7 @@
String s = doGet(stock.getStockCode());
if(null != s) {
Map<String, Object> stringObjectMap = jsonToMap(s);
- return new BigDecimal(stringObjectMap.get("last").toString());
+ return new BigDecimal(stringObjectMap.get("Last").toString());
}
return BigDecimal.ZERO;
}
@@ -100,40 +111,97 @@
}
}
- public String doGet(String pid){
- String apiUrl = "http://api-in-2.js-stock.top/stock?pid="+pid+"&key=eVKtHt7aG4m6ozwWL9qG";
- try {
- URL url = new URL(apiUrl);
- HttpURLConnection connection = (HttpURLConnection) url.openConnection();
- connection.setRequestMethod("GET");
+ private static class CacheEntry {
+ String result;
+ long lastExecuteTime;
+ }
- BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
- String inputLine;
- StringBuffer response = new StringBuffer();
+ private static final Map<String, CacheEntry> cacheMap = new ConcurrentHashMap<>();
+ private static final long MIN_INTERVAL_MS = 3000;
+ private static final Object globalLock = new Object();
- while ((inputLine = in.readLine()) != null) {
+ public static String doGet(String pid) {
+ long currentTime = System.currentTimeMillis();
+
+ // 1. 先检查该pid是否有缓存
+ CacheEntry entry = cacheMap.get(pid);
+ if (entry != null && (currentTime - entry.lastExecuteTime) < MIN_INTERVAL_MS) {
+ return entry.result;
+ }
+
+ // 2. 使用双重检查锁定更新缓存
+ synchronized (getLockForPid(pid)) {
+ currentTime = System.currentTimeMillis();
+ entry = cacheMap.get(pid);
+
+ if (entry != null && (currentTime - entry.lastExecuteTime) < MIN_INTERVAL_MS) {
+ return entry.result;
+ }
+
+ // 3. 执行实际请求
+ String newResult = doActualPost(pid);
+
+ // 4. 更新该pid的缓存
+ CacheEntry newEntry = new CacheEntry();
+ newEntry.result = newResult;
+ newEntry.lastExecuteTime = System.currentTimeMillis();
+ cacheMap.put(pid, newEntry);
+
+ return newResult;
+ }
+ }
+
+ // 为每个pid提供独立的锁对象，避免不同pid间的阻塞
+ private static final Map<String, Object> pidLocks = new ConcurrentHashMap<>();
+
+ private static Object getLockForPid(String pid) {
+ return pidLocks.computeIfAbsent(pid, k -> new Object());
+ }
+
+
+ private static String doActualPost(String pid) {
+ String apiUrl = PropertiesUtil.getProperty("JS_IN_HTTP_URL") +
+ "stock?key=" + PropertiesUtil.getProperty("JS_IN_KEY");
+
+ try {
+ URL url = new URL(apiUrl);
+ HttpURLConnection connection = (HttpURLConnection) url.openConnection();
+
+ connection.setRequestMethod("POST");
+ connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
+ connection.setDoOutput(true);
+ connection.setConnectTimeout(5000);
+ connection.setReadTimeout(10000);
+
+ String postData = "pid=" + pid;
+
+ try (OutputStream os = connection.getOutputStream()) {
+ byte[] input = postData.getBytes("utf-8");
+ os.write(input, 0, input.length);
+ }
+
+ // 读取响应
+ BufferedReader in = new BufferedReader(
+ new InputStreamReader(connection.getInputStream()));
+ String inputLine;
+ StringBuilder response = new StringBuilder();
+
+ while ((inputLine = in.readLine()) != null) {
response.append(inputLine);
}
in.close();
- return response.toString();
- } catch (Exception e) {
- e.printStackTrace();
- }
- return null;
- }
- @Override
- public BigDecimal getNowPrice(String stockCode, String stockType) {
- BigDecimal nowPrice = getNowPrice(stockCode);
- if (!stockType.equals("DZ")){
- return nowPrice;
- }
- QueryWrapper queryWrapper = new QueryWrapper<>();
- queryWrapper.eq("stock_code",stockCode);
- StockDz stockDz = stockDZMapper.selectOne(queryWrapper);
- if(stockDz == null){
- return nowPrice;}
- return nowPrice.multiply(stockDz.getDiscount());
+ return response.toString();
+
+ } catch (Exception e) {
+ e.printStackTrace();
+ // 如果请求失败，返回该pid的旧缓存（如果有）
+ CacheEntry oldEntry = cacheMap.get(pid);
+ if (oldEntry != null && oldEntry.result != null) {
+ return oldEntry.result;
+ }
+ return "{\"error\":\"请求失败:" + e.getMessage() + "\"}";
+ }
}
@Override
--
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