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2024-08-15 8d53c609a6589158d68b5945cdb3061460a43d47 
 websocketSerivce/src/main/java/org/example/task/MexcStock.java


@@ -1,5 +1,6 @@


package org.example.task;




import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;


import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;


import com.fasterxml.jackson.core.JsonProcessingException;


import com.fasterxml.jackson.core.type.TypeReference;


@@ -10,9 +11,11 @@


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;


import org.example.util.RedisUtil;


import org.springframework.beans.factory.annotation.Autowired;


import org.springframework.scheduling.annotation.Scheduled;


import org.springframework.stereotype.Component;


@@ -39,7 +42,8 @@


    /**


     * 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


        syncCurrencyLock.lock();


@@ -74,12 +78,28 @@


            }.getType());




            //  获取数据库中已有的symbol列表


            List<Currency> dbList = currencyService.list();


            Set<String> symbolSet = dbList.stream().map(Currency::getSymbol).collect(Collectors.toSet());


            List<Currency> dbList = currencyService.list(new LambdaQueryWrapper<Currency>().eq(Currency::getSource, "mexc"));




            //  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());




            if(CollectionUtils.isNotEmpty(removeList)){


                removeList.forEach(f->{


                    RedisUtil.delete("mexc"+f.getSymbol());


                    currencyService.remove(new LambdaQueryWrapper<Currency>().eq(Currency::getSymbol,f.getSymbol()));


                });


            }










            //  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 -> !symbolSet.contains(CurrencyMexcBo.getSymbol()))


                    .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