1

zj

2024-05-23 649c8433a4f6f0f3ea2544c7f23f7eda74ff3b94

 src/main/java/com/nq/service/impl/StockServiceImpl.java

@@ -37,6 +37,9 @@
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;
@@ -169,29 +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)));
        }
        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);
        }
        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("");