From 1ea6b330869b3f46461e2137397fecf00a32a2dd Mon Sep 17 00:00:00 2001 From: zhoushihao <zsh19950802@163.com> Date: 星期五, 24 五月 2024 14:25:12 +0800 Subject: [PATCH] S7通信异常后重连 --- hangzhoumesParent/moduleService/CacheGlassModule/src/main/java/com/mes/common/S7object.java | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff --git a/hangzhoumesParent/moduleService/CacheGlassModule/src/main/java/com/mes/common/S7object.java b/hangzhoumesParent/moduleService/CacheGlassModule/src/main/java/com/mes/common/S7object.java index 53a7864..f63bc63 100644 --- a/hangzhoumesParent/moduleService/CacheGlassModule/src/main/java/com/mes/common/S7object.java +++ b/hangzhoumesParent/moduleService/CacheGlassModule/src/main/java/com/mes/common/S7object.java @@ -53,8 +53,9 @@ } byte[] getplcvlues = plccontrol.readByte(PlcMesObject.getPlcAddressBegin(), PlcMesObject.getPlcAddressLength()); - PlcMesObject.setPlcParameterList(getplcvlues); - + if (getplcvlues != null) { + PlcMesObject.setPlcParameterList(getplcvlues); + } } } } -- Gitblit v1.8.0