1

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2024-08-30 ac8522fc973eaedee01d867b9886c807fdc5e945

 websocketSerivce/src/main/java/org/example/task/MexcStock.java

@@ -11,6 +11,7 @@
import org.example.common.MexcMarketDataClient;
import org.example.pojo.Currency;
import org.example.pojo.ExchangeInfo;
import org.example.pojo.bo.CurrencyKucoin;
import org.example.pojo.bo.CurrencyMexcBo;
import org.example.server.impl.CurrencySerivceImpl;
import org.example.util.ConverterUtil;
@@ -41,7 +42,7 @@
    /**
     * 同步mexc交易所交易对
     */
    @Scheduled(cron = "0 0/30 * * * ?")
    @Scheduled(cron = "0 0/45 * * * ?")
//    @Scheduled(cron = "0/10 * * * * ?")
    public void syncCurrency() {
        //  使用Lock来确保同步
@@ -75,8 +76,12 @@
            Gson gson = new Gson();
            List<CurrencyMexcBo> getList = gson.fromJson(symbolsJson, new TypeToken<List<CurrencyMexcBo>>() {
            }.getType());

            //  获取数据库中已有的symbol列表
            List<Currency> dbList = currencyService.list(new LambdaQueryWrapper<Currency>().eq(Currency::getSource, "mexc"));
            Set<String> symbolSet = dbList.stream().map(Currency::getSymbol).collect(Collectors.toSet());

            //  删除已经下架的币种
            Set<String> symbolSet = getList.stream().map(CurrencyMexcBo::getSymbol).collect(Collectors.toSet());
            List<Currency> removeList = dbList.stream()
                    .filter(currency -> !symbolSet.contains(currency.getSymbol()))
                    .collect(Collectors.toList());
@@ -84,10 +89,19 @@
            if(CollectionUtils.isNotEmpty(removeList)){
                removeList.forEach(f->{
                    RedisUtil.delete("mexc"+f.getSymbol());
                    currencyService.remove(new LambdaQueryWrapper<Currency>().eq(Currency::getSymbol,f.getSymbol()));
                });
            }
            currencyService.remove(new LambdaQueryWrapper<Currency>().eq(Currency::getSource,"mexc"));
            List<Currency> currencies = ConverterUtil.convertToList(getList, Currency.class);




            //  比对接口返回的数据和数据库中已有的数据，找出新增的数据
            Set<String> loclSymbolSet = dbList.stream().map(Currency::getSymbol).collect(Collectors.toSet());
            List<CurrencyMexcBo> saveList = getList.stream()
                    .filter(CurrencyMexcBo -> !loclSymbolSet.contains(CurrencyMexcBo.getSymbol()))
                    .collect(Collectors.toList());
            List<Currency> currencies = ConverterUtil.convertToList(saveList, Currency.class);
            //  批量保存新增数据到数据库
            if(CollectionUtils.isNotEmpty(currencies)){
                currencyService.saveBatch(currencies);