From 7bdce92263cae324d1eb35f4d3e4fa82c4a8ec70 Mon Sep 17 00:00:00 2001
From: Administrator <15274802129@163.com>
Date: Mon, 21 Sep 2026 09:59:44 +0800
Subject: [PATCH] ``` fix(gateApi): 修复网格交易队列生成的并发安全问题

---
 src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java |   22 ++++++++++++++++++----
 1 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java b/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
index 3331bee..a62052e 100644
--- a/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
+++ b/src/main/java/com/xcong/excoin/modules/gateApi/GateGridTradeService.java
@@ -354,6 +354,8 @@
         shortPositionSize = BigDecimal.ZERO;
         baseLongOpened = false;
         baseShortOpened = false;
+        config.setBaseLongTraderParam(null);
+        config.setBaseShortTraderParam(null);
         longActive = false;
         shortActive = false;
         accumulatedLongLossCount = 0;
@@ -453,12 +455,14 @@
                         .entryOrderId(orderId)
                         .build();
                 config.setBaseLongTraderParam(baseLongTp);
+                tryGenerateQueues();
             }, null);
             executor.openShort(negate(size), (orderId) -> {
                 TraderParam baseShortTp = TraderParam.builder()
                         .entryOrderId(orderId)
                         .build();
                 config.setBaseShortTraderParam(baseShortTp);
+                tryGenerateQueues();
             }, null);
             return;
         }
@@ -872,17 +876,27 @@
      *   <li>状态切换为 ACTIVE</li>
      * </ol>
      */
-    private void tryGenerateQueues() {
-        if (baseLongOpened && baseShortOpened) {
+    private synchronized void tryGenerateQueues() {
+        // 幂等保护:生成队列后 state 切换为 ACTIVE,避免多线程重复执行
+        if (state != StrategyState.OPENING) {
+            return;
+        }
+        TraderParam baseLongTraderParam = config.getBaseLongTraderParam();
+        TraderParam baseShortTraderParam = config.getBaseShortTraderParam();
+        // 需同时满足:多空基底均已成交,且两个下单参数(orderId)均已通过下单成功回调拿到。
+        // IOC 市价单成交后 WS 持仓推送可能先于 REST 下单响应返回,必须等参数就绪再生成队列。
+        if (!(baseLongOpened && baseShortOpened)
+                || baseLongTraderParam == null || baseShortTraderParam == null) {
+            return;
+        }
+        {
             generateShortQueue();
             generateLongQueue();
             updateGridElements();
 
             GridElement baseGridElement = GridElement.findById(0);
-            TraderParam baseLongTraderParam = config.getBaseLongTraderParam();
             baseGridElement.setLongOrderId(baseLongTraderParam.getEntryOrderId());
             baseGridElement.setHasLongOrder(true);
-            TraderParam baseShortTraderParam = config.getBaseShortTraderParam();
             baseGridElement.setShortOrderId(baseShortTraderParam.getEntryOrderId());
             baseGridElement.setHasShortOrder(true);
 

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