From cec67bc20b1e472cfbea7bba94b12d56480aae0a Mon Sep 17 00:00:00 2001
From: joylink_zhangsai <1021828630@qq.com>
Date: Wed, 7 Jul 2021 18:03:19 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9=EF=BC=9A=E8=AE=BE=E7=BD=AE?=
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---
 .../rtss/simulation/cbtc/ATS/service/AtsTrainService.java      | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main/java/club/joylink/rtss/simulation/cbtc/ATS/service/AtsTrainService.java b/src/main/java/club/joylink/rtss/simulation/cbtc/ATS/service/AtsTrainService.java
index 0dc783504..28d13e031 100644
--- a/src/main/java/club/joylink/rtss/simulation/cbtc/ATS/service/AtsTrainService.java
+++ b/src/main/java/club/joylink/rtss/simulation/cbtc/ATS/service/AtsTrainService.java
@@ -24,6 +24,7 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 import org.springframework.util.CollectionUtils;
+import org.springframework.util.StringUtils;
 
 import java.time.LocalTime;
 import java.time.temporal.ChronoUnit;
@@ -201,7 +202,7 @@ public class AtsTrainService {
             throw new SimulationException(SimulationExceptionType.Operation_Handle_FAIL,
                     String.format("不存在追踪的列车[%s]", groupNumber));
         }
-        if (repository.getConfig().isCheckDirectionWhenSetHead()) {
+        if (StringUtils.hasText(tripNumber) && repository.getConfig().isCheckDirectionWhenSetHead()) {
             boolean tripRight;
             char c = tripNumber.charAt(0);
             switch (c) {