From d1d773cffb46cfa42a3ba9011eabbd42ddaffdb2 Mon Sep 17 00:00:00 2001
From: zainali5120 <512061637@qq.com>
Date: Thu, 22 Apr 2021 14:28:56 +0800
Subject: [PATCH] 优化TRC20同步

---
 src/main/java/com/xcong/excoin/quartz/job/BlockCoinUpdateJob.java |   67 ++++++++++++++++++++++++---------
 1 files changed, 49 insertions(+), 18 deletions(-)

diff --git a/src/main/java/com/xcong/excoin/quartz/job/BlockCoinUpdateJob.java b/src/main/java/com/xcong/excoin/quartz/job/BlockCoinUpdateJob.java
index 6d5f3d4..9ef8b35 100644
--- a/src/main/java/com/xcong/excoin/quartz/job/BlockCoinUpdateJob.java
+++ b/src/main/java/com/xcong/excoin/quartz/job/BlockCoinUpdateJob.java
@@ -6,13 +6,17 @@
 import com.xcong.excoin.modules.member.dao.MemberCoinAddressDao;
 import com.xcong.excoin.modules.member.entity.MemberCoinAddressEntity;
 import com.xcong.excoin.utils.RedisUtils;
+import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.collections.CollectionUtils;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.scheduling.annotation.Async;
 import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Component;
 
 import javax.annotation.Resource;
+import java.util.LinkedList;
 import java.util.List;
+import java.util.concurrent.ConcurrentLinkedQueue;
 
 /**
  * 链上币种同步任务
@@ -20,6 +24,7 @@
  * @author wzy
  * @date 2020-07-02
  **/
+@Slf4j
 @Component
 @ConditionalOnProperty(prefix = "app", name = "block-job", havingValue = "true")
 public class BlockCoinUpdateJob {
@@ -32,31 +37,56 @@
 
     @Resource
     RedisUtils redisUtils;
+
+    // 创世区块时间 ,每三秒出一个块
+    private final static Long TRX_CSQK=1530442002L;
+
+    public static ConcurrentLinkedQueue<Long> TRC_BLOCK = new ConcurrentLinkedQueue<>();
+
     /**
      * TRC20_USDT 同步
      */
     @Scheduled(cron = "0/3 * * * * ? ")
+    @Async
     public void usdtTc20Update() {
-        // 需要加锁
-        boolean lock = redisUtils.setNotExist("USDT_TRC20_UPDATE", 1, 30);
-        if(lock){
-            try{
-                trxUsdtUpdateService.monitorCoinListener();
-            } catch (Exception e){
-                e.printStackTrace();
-            }finally {
-                // 若异常 需要删除
-                redisUtils.del("USDT_TRC20_UPDATE");
-            }
+        // 波场3秒出一个块
+        Long blocnNum = TRC_BLOCK.poll();
+        if(blocnNum==null){
+            return;
         }
-
+        trxUsdtUpdateService.monitorCoinListener(blocnNum);
     }
 
+    @Scheduled(cron = "0/2 * * * * ? ")
+    public void usdtTc20UpdateQueue() {
+        // 当前时间戳
+        long currentTimeMillis = System.currentTimeMillis()/1000;
+        // 计算当前最新区块
+        // 波场3秒出一个块 根据创世区块的时间可以计算出当前最新区块号
+        Long count = (currentTimeMillis-TRX_CSQK)/3;
+        // 减去未确认的区块
+        long getnowblock =count-25;
+        // 生成块到队列
+        Object trc20BlockNum = redisUtils.get("USDT_TRC20_BLOCK_NUM");
+        if(trc20BlockNum==null){
+            // 没有则取最新的块
+            trc20BlockNum =getnowblock;
+            redisUtils.set("USDT_TRC20_BLOCK_NUM",getnowblock);
+        }
+        Long blockNum = Long.valueOf(trc20BlockNum.toString());
+        if(getnowblock<blockNum){
+            // 如果当前区块比最新已确认区块还大,则不继续执行
+            return;
+        }
+        // 将得到的区块+1 放入队列
+        TRC_BLOCK.add(blockNum+1L);
+        redisUtils.incr("USDT_TRC20_BLOCK_NUM",1);
+    }
     /**
      * ETH_USDT 同步 使用扫块 废弃这个定时任务
      */
     //@Scheduled(cron = "0 0/10 * * * ? ")
-    @Deprecated
+    //@Deprecated
     public void ethUsdtUpdate() {
         blockCoinService.updateEthUsdt();
     }
@@ -64,7 +94,7 @@
     /**
      * eth 同步
      */
-    @Scheduled(cron = "0 1/20 * * * ? ")
+//    @Scheduled(cron = "0 1/20 * * * ? ")
     public void ethUpdate() {
         blockCoinService.updateEth();
     }
@@ -72,24 +102,25 @@
     /**
      * BTC_USDT 同步
      */
-    @Scheduled(cron = "0 2/10 * * * ? ")
+//    @Scheduled(cron = "0 2/10 * * * ? ")
     public void btcUsdtUpdate() {
         blockCoinService.updateBtcUsdt();
     }
 
-    @Scheduled(cron = "0 3/20 * * * ? ")
+    //    @Scheduled(cron = "0 3/20 * * * ? ")
     public void btcUpdate() {
         blockCoinService.updateBtc();
     }
 
-    @Scheduled(cron = "0 4/20 * * * ? ")
+    //    @Scheduled(cron = "0 4/20 * * * ? ")
     public void eosUpdate() {
         blockCoinService.updateEos();
     }
 
-    @Scheduled(cron = "0 6/20 * * * ? ")
+    //    @Scheduled(cron = "0 6/20 * * * ? ")
     public void xrpUpdate() {
         blockCoinService.updateXrp();
     }
 
+
 }

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