From 08af2403caa709d856d6e3ffaa3bfea54308e921 Mon Sep 17 00:00:00 2001
From: aoshiguchen <1052045476@qq.com>
Date: Wed, 12 Oct 2022 19:11:03 +0800
Subject: [PATCH] =?UTF-8?q?=E8=A7=A3=E5=86=B3=E6=96=B0=E5=A2=9E=E7=AB=AF?=
 =?UTF-8?q?=E5=8F=A3=E6=98=A0=E5=B0=84=E6=8A=A5=E9=94=99.?=
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---
 .../asgc/neutrino/proxy/server/service/PortMappingService.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/neutrino-proxy-server/src/main/java/fun/asgc/neutrino/proxy/server/service/PortMappingService.java b/neutrino-proxy-server/src/main/java/fun/asgc/neutrino/proxy/server/service/PortMappingService.java
index fd9843f3..0aa5e03e 100644
--- a/neutrino-proxy-server/src/main/java/fun/asgc/neutrino/proxy/server/service/PortMappingService.java
+++ b/neutrino-proxy-server/src/main/java/fun/asgc/neutrino/proxy/server/service/PortMappingService.java
@@ -107,7 +107,7 @@ public class PortMappingService {
 		}
 		PortPoolDO portPoolDO = portPoolMapper.findByPort(req.getServerPort());
 		ParamCheckUtil.checkNotNull(portPoolDO, ExceptionConstant.PORT_NOT_EXIST);
-		ParamCheckUtil.checkNotNull(portMappingMapper.findByPort(req.getServerPort()), ExceptionConstant.PORT_CANNOT_REPEAT_MAPPING, req.getServerPort());
+		ParamCheckUtil.checkExpression(null == portMappingMapper.findByPort(req.getServerPort()), ExceptionConstant.PORT_CANNOT_REPEAT_MAPPING, req.getServerPort());
 
 
 		Date now = new Date();