From 649c8433a4f6f0f3ea2544c7f23f7eda74ff3b94 Mon Sep 17 00:00:00 2001
From: zj <1772600164@qq.com>
Date: Thu, 23 May 2024 01:33:27 +0800
Subject: [PATCH] 1
---
src/main/java/com/nq/service/impl/StockServiceImpl.java | 24 +++++++++++++++++++-----
1 files changed, 19 insertions(+), 5 deletions(-)
diff --git a/src/main/java/com/nq/service/impl/StockServiceImpl.java b/src/main/java/com/nq/service/impl/StockServiceImpl.java
index 0618ecd..e3ad0c6 100644
--- a/src/main/java/com/nq/service/impl/StockServiceImpl.java
+++ b/src/main/java/com/nq/service/impl/StockServiceImpl.java
@@ -36,6 +36,10 @@
import java.net.URL;
import java.text.SimpleDateFormat;
import java.util.*;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.stream.Collectors;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@@ -168,20 +172,30 @@
public ServerResponse getStockByType(int pageNum, int pageSize, String orderBy, String keyWords, String stockType, HttpServletRequest request) {
List<Stock> stockList = new ArrayList<>();
PageHelper.startPage(pageNum, pageSize);
- stockList.addAll(stockMapper.findStockByType(orderBy,stockType,keyWords));
+ stockList.addAll(stockMapper.findStockByType(orderBy, stockType, keyWords));
List<StockListVO> stockListVOS = Lists.newArrayList();
- if (stockList.size() > 0){
+ if (stockList.size() > 0) {
stockListVOS.addAll(Objects.requireNonNull(StockApi.getStockReailTimes(stockList)));
}
- for (int i = 0; i <stockListVOS.size() ; i++) {
- stockListVOS.get(i).setNowPrice(iPriceServices.getNowPrice(stockListVOS.get(i).getCode(),stockType).toString());
- }
+
+ // Use CompletableFuture to perform asynchronous processing for each stockListVO
+ ExecutorService executor = Executors.newFixedThreadPool(20); // Create a fixed thread pool with a maximum of 10 threads
+ List<CompletableFuture<Void>> futures = stockListVOS.stream()
+ .map(stockListVO -> CompletableFuture.supplyAsync(() ->
+ iPriceServices.getNowPrice(stockListVO.getCode(), stockType), executor)
+ .thenAcceptAsync(price -> stockListVO.setNowPrice(price.toString()), executor))
+ .collect(Collectors.toList());
+
+ // Wait for all futures to complete
+ CompletableFuture.allOf(futures.toArray(new CompletableFuture[0])).join();
+
RPageInfo pageInfo = new RPageInfo();
pageInfo.setList(stockListVOS);
pageInfo.setStockType(stockType);
return ServerResponse.createBySuccess(pageInfo);
}
+
public ServerResponse getDateline(HttpServletResponse response, String code) {
if (StringUtils.isBlank(code))
return ServerResponse.createByErrorMsg("");
--
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