From 6ed08e7e6a9ecccbb61d5664301da93bbfff67b6 Mon Sep 17 00:00:00 2001
From: zj <1772600164@qq.com>
Date: Wed, 28 Jan 2026 14:29:32 +0800
Subject: [PATCH] 1
---
src/main/java/com/nq/utils/redis/RedisKeyUtil.java | 104 ++++++++++++++++++++++++++++++++++++---------------
1 files changed, 73 insertions(+), 31 deletions(-)
diff --git a/src/main/java/com/nq/utils/redis/RedisKeyUtil.java b/src/main/java/com/nq/utils/redis/RedisKeyUtil.java
index 7e53315..b1ca87a 100644
--- a/src/main/java/com/nq/utils/redis/RedisKeyUtil.java
+++ b/src/main/java/com/nq/utils/redis/RedisKeyUtil.java
@@ -15,11 +15,13 @@
import org.slf4j.LoggerFactory;
import java.io.BufferedReader;
+import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.math.BigDecimal;
import java.net.HttpURLConnection;
import java.net.URL;
+import java.util.Collections;
import java.util.Map;
@@ -37,8 +39,8 @@
/**
* 获取股票数据
* */
- public static DataStockBean getCacheBaseStock(Stock stock){
- String cacheBaseData = RedisShardedPoolUtils.get(RedisKeyConstant.RK_BASE_STOCK+":"+stock.getStockType()+":"+stock.getStockCode());
+ public static DataStockBean getCacheBaseStock(String stockType, String stockCode){
+ String cacheBaseData = RedisShardedPoolUtils.get(RedisKeyConstant.RK_BASE_STOCK+":"+stockType+":"+stockCode);
return new Gson().fromJson(cacheBaseData, DataStockBean.class);
}
@@ -60,7 +62,7 @@
stockRealTimeBean = new Gson().fromJson(cacheBaseData, StockRealTimeBean.class);
}
if(stockRealTimeBean == null){
- String s = doPost(stock.getStockCode());
+ String s = doPost(stock.getStockCode(), stock.getStockType());
Map<String, Object> stringObjectMap = jsonToMap(s);
stockRealTimeBean = new StockRealTimeBean();
stockRealTimeBean.setPcp(stringObjectMap.get("ChgPct").toString());
@@ -69,7 +71,9 @@
stockRealTimeBean.setLow(stringObjectMap.get("Low").toString());
stockRealTimeBean.setBid(stringObjectMap.get("Id").toString());
stockRealTimeBean.setPc(stringObjectMap.get("PrevClose").toString());
- stockRealTimeBean.setAsk(stringObjectMap.get("Ask").toString());
+ if (stringObjectMap.get("Ask") != null) {
+ stockRealTimeBean.setAsk(stringObjectMap.get("Ask").toString());
+ }
}
stockRealTimeBean.setPcp(stockRealTimeBean.getPcp().replace("%",""));
return stockRealTimeBean;
@@ -89,43 +93,72 @@
}
}
- public static String doPost(String pid) {
- // 从配置中获取 API URL，并拼接 key
- String apiUrl = PropertiesUtil.getProperty("JS_IN_HTTP_URL") + "stock?key=" + PropertiesUtil.getProperty("JS_IN_KEY");
+ // 首先查看你的RedisShardedPoolUtils有哪些方法
+ // 如果只有set和get，可以这样实现：
+
+ public static String doPost(String pid, String stockType) {
+ EStockType eStockType = EStockType.getEStockTypeByCode(stockType);
+ String apiUrl = eStockType.getStockUrl() + "stock?key=" + eStockType.getStockKey();
String result = null;
+
+ // 创建Redis限流的key
+ String redisKey = "limit:post:" + stockType + ":" + pid;
+
try {
- URL url = new URL(apiUrl);
- HttpURLConnection connection = (HttpURLConnection) url.openConnection();
-
- // 设置请求方法为 POST
- connection.setRequestMethod("POST");
- // 设置请求头
- connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
- connection.setDoOutput(true); // 允许向连接输出
-
- // 构建 POST 数据
- String postData = "pid=" + pid;
-
- // 发送 POST 请求
- try (OutputStream os = connection.getOutputStream()) {
- byte[] input = postData.getBytes("utf-8");
- os.write(input, 0, input.length);
+ // 尝试从Redis获取，如果存在则直接返回
+ String cachedResult = RedisShardedPoolUtils.get(redisKey);
+ if (cachedResult != null && !cachedResult.isEmpty() && !"ERROR".equals(cachedResult)) {
+ return cachedResult;
}
- // 读取响应
- BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
- String inputLine;
- StringBuffer response = new StringBuffer();
+ // 实际执行HTTP请求
+ result = executeHttpPost(apiUrl, pid);
- while ((inputLine = in.readLine()) != null) {
- response.append(inputLine);
+ // 将结果存入Redis
+ if (result != null && !result.isEmpty()) {
+ RedisShardedPoolUtils.set(redisKey, result);
+ RedisShardedPoolUtils.expire(redisKey, 1); // 设置1秒过期
}
- in.close();
- result = response.toString();
+
} catch (Exception e) {
e.printStackTrace();
+ // 异常处理
+ try {
+ RedisShardedPoolUtils.set(redisKey, "ERROR");
+ RedisShardedPoolUtils.expire(redisKey, 1);
+ } catch (Exception ex) {
+ ex.printStackTrace();
+ }
}
return result;
+ }
+
+ // HTTP请求执行方法
+ private static String executeHttpPost(String apiUrl, String pid) throws IOException {
+ 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);
+
+ String postData = "pid=" + pid;
+
+ try (OutputStream os = connection.getOutputStream()) {
+ byte[] input = postData.getBytes("utf-8");
+ os.write(input, 0, input.length);
+ }
+
+ 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();
}
@@ -143,6 +176,15 @@
return JSONObject.parseObject(companiesInfo);
}
+ /**
+ * 缓存K线数据源到redis
+ * */
+ public static void setCaCheStockKData(String stockType, String stockCode, Object kData){
+ RedisShardedPoolUtils.set(RedisKeyConstant.RK_STOCK_KDATA+":"+stockType+":"+stockCode, kData.toString());
+ }
+ public static Object getCaCheStockKData(String stockType, String stockCode){
+ return RedisShardedPoolUtils.get(RedisKeyConstant.RK_STOCK_KDATA+":"+stockType+":"+stockCode);
+ }
}
--
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