From 09ab9394bd3614f373082754300c6ef39d60c1e9 Mon Sep 17 00:00:00 2001
From: zj <1772600164@qq.com>
Date: Wed, 05 Jun 2024 15:28:30 +0800
Subject: [PATCH] 1
---
src/main/java/com/nq/service/impl/StockServiceImpl.java | 32 ++++++++++++++++++++------------
1 files changed, 20 insertions(+), 12 deletions(-)
diff --git a/src/main/java/com/nq/service/impl/StockServiceImpl.java b/src/main/java/com/nq/service/impl/StockServiceImpl.java
index 4b42ade..40c79f9 100644
--- a/src/main/java/com/nq/service/impl/StockServiceImpl.java
+++ b/src/main/java/com/nq/service/impl/StockServiceImpl.java
@@ -36,7 +36,8 @@
import java.net.URL;
import java.text.SimpleDateFormat;
import java.util.*;
-import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.*;
+import java.util.stream.Collectors;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@@ -169,28 +170,33 @@
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)));
}
- List<CompletableFuture<Void>> futures = new ArrayList<>();
- // Use CompletableFuture to perform asynchronous processing for each stockListVO
- for (StockListVO stockListVO : stockListVOS) {
- CompletableFuture<Void> future = CompletableFuture.runAsync(() -> {
- stockListVO.setNowPrice(iPriceServices.getNowPrice(stockListVO.getCode(), stockType).toString());
- });
- futures.add(future);
- }
+ // 根据实际情况调整核心线程数和最大线程数
+ int corePoolSize = Runtime.getRuntime().availableProcessors(); // 根据实际情况设置核心线程数（通常为CPU核心数）
+ int maxPoolSize = corePoolSize * 2; // 设置最大线程数为核心线程数的两倍
+ ThreadPoolExecutor executor = new ThreadPoolExecutor(corePoolSize, maxPoolSize, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingQueue<>());
+ 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
+ // 等待所有CompletableFuture完成
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))
@@ -272,6 +278,8 @@
String introduction = null;
StockVO stockVO = StockApi.assembleInStockVO(stock);
stockVO.setDepositAmt(depositAmt);
+ BigDecimal price = stockDzMapper.getPrice(stock.getStockCode());
+ stockVO.setPrice(price != null ? price.toString() : "0");
stockVO.setNowPrice(iPriceServices.getNowPrice(stock.getStockCode(),stock.getStockType()).toString());
stockVO.setType(stock.getStockType());
stockVO.setId(stock.getId().intValue());
--
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