From 85eb20cf0c8b70b1bf83e952baf13f581841387b Mon Sep 17 00:00:00 2001
From: zj <1772600164@qq.com>
Date: Wed, 17 Jul 2024 19:26:51 +0800
Subject: [PATCH] 1
---
websocketSerivce/src/main/java/org/example/task/KucoinStock.java | 91 +++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 91 insertions(+), 0 deletions(-)
diff --git a/websocketSerivce/src/main/java/org/example/task/KucoinStock.java b/websocketSerivce/src/main/java/org/example/task/KucoinStock.java
index b9683fe..9e6d6f5 100644
--- a/websocketSerivce/src/main/java/org/example/task/KucoinStock.java
+++ b/websocketSerivce/src/main/java/org/example/task/KucoinStock.java
@@ -1,9 +1,100 @@
package org.example.task;
+import com.baomidou.mybatisplus.core.toolkit.CollectionUtils;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.google.common.reflect.TypeToken;
+import com.google.gson.Gson;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang.StringUtils;
+import org.example.common.MarketDataClient;
+import org.example.pojo.Currency;
+import org.example.pojo.bo.CurrencyKucoin;
+import org.example.server.impl.CurrencySerivceImpl;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.locks.Lock;
+import java.util.concurrent.locks.ReentrantLock;
+import java.util.stream.Collectors;
+
/**
* @program: demo
* @description: kucoin交易所
* @create: 2024-07-15 17:23
**/
+@Component
+@Slf4j
public class KucoinStock {
+
+ @Autowired
+ private CurrencySerivceImpl currencyService;
+
+ private final Lock syncCurrencyLock = new ReentrantLock();
+
+ /**
+ * 同步kucoin交易所交易对
+ */
+ @Scheduled(cron = "0 0/35 * * * ?")
+ public void syncCurrency() {
+ // 使用Lock来确保同步
+ syncCurrencyLock.lock();
+ log.info("【同步kucoin交易所交易对】---->开始");
+ try {
+ sync();
+ } catch (Exception e) {
+ log.error("【同步kucoin交易所交易对】出现异常: " + e.getMessage());
+ e.printStackTrace();
+ } finally {
+ syncCurrencyLock.unlock();
+ log.info("【同步kucoin交易所交易对】---->结束");
+ }
+ }
+
+ public void sync() throws JsonProcessingException {
+ // 调用外部接口获取数据
+ String json = MarketDataClient.doGet("https://api.kucoin.com/api/v2/symbols");
+
+ // 对返回数据格式进行校验
+ if (json != null && !json.isEmpty()) {
+ ObjectMapper objectMapper = new ObjectMapper();
+ Map<String, Object> map = objectMapper.readValue(json, new TypeReference<Map<String, Object>>() {});
+ String symbolsJson = objectMapper.writeValueAsString(map.get("data"));
+ Gson gson = new Gson();
+ List<CurrencyKucoin> getList = gson.fromJson(symbolsJson, new TypeToken<List<CurrencyKucoin>>() {
+ }.getType());
+
+ getList.parallelStream().forEach(person -> person.setSymbol(StringUtils.remove(person.getSymbol(), "-")));
+
+ // 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());
+
+ // 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
+ List<Currency> saveList = getList.stream()
+ .filter(currency -> !symbolSet.contains(currency.getSymbol()))
+ .map(currency -> {
+ Currency newCurrency = new Currency();
+ newCurrency.setSymbol(currency.getSymbol());
+ newCurrency.setBaseAsset(currency.getBaseCurrency());
+ newCurrency.setQuoteAsset(currency.getQuoteCurrency());
+ newCurrency.setSource(currency.getSource());
+ return newCurrency;
+ })
+ .collect(Collectors.toList());
+
+ // 批量保存新增数据到数据库
+ if(CollectionUtils.isNotEmpty(saveList)){
+ currencyService.saveBatch(saveList);
+ }
+ } else {
+ log.info("外部接口返回数据为空");
+ }
+ }
+
}
--
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