From 85f4fbf75505c35a4d0e53515ffb3affb6fd95f2 Mon Sep 17 00:00:00 2001
From: liurunyu <lry9898@163.com>
Date: 星期四, 31 七月 2025 14:29:02 +0800
Subject: [PATCH] 增加查询单个设备（RTU或FBox）是否在线的功能接口
---
pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/webFilter/CROSFilter.java | 49 +++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 49 insertions(+), 0 deletions(-)
diff --git a/pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/webFilter/CROSFilter.java b/pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/webFilter/CROSFilter.java
new file mode 100644
index 0000000..396ae04
--- /dev/null
+++ b/pipIrr-platform/pipIrr-common/src/main/java/com/dy/common/webFilter/CROSFilter.java
@@ -0,0 +1,49 @@
+package com.dy.common.webFilter;
+
+import java.io.IOException;
+
+import jakarta.servlet.*;
+import jakarta.servlet.http.HttpServletRequest;
+import jakarta.servlet.http.HttpServletResponse;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+
+/**
+ * SpringBoot 璺ㄥ煙澶勭悊杩囨护鍣�
+ */
+@Slf4j
+@Component
+public class CROSFilter implements Filter {
+
+ @Override
+ public void init(FilterConfig filterConfig) throws ServletException {
+ }
+
+ @Override
+ public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain)
+ throws IOException, ServletException {
+ HttpServletResponse response = (HttpServletResponse) res;
+
+ //HttpServletRequest reqs = (HttpServletRequest) req;
+ /*
+ * 璺ㄥ煙璁剧疆鍏佹墍鏈夎姹傝法鍩�
+ * 濡傛灉鍏佽鎸囧畾鐨勫鎴风璺ㄥ煙璁剧疆: http://127.0.0.1:8020
+ */
+ response.setHeader("Access-Control-Allow-Origin","*");
+ response.setHeader("Access-Control-Allow-Credentials", "true");
+ response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE");
+ response.setHeader("Access-Control-Max-Age", "3600");
+ response.setHeader("Access-Control-Allow-Headers", "Content-Type");
+ if (((HttpServletRequest) req).getMethod().equals("OPTIONS")) {
+ response.getWriter().println("ok");
+ return;
+ }
+
+ chain.doFilter(req, res);
+ }
+
+ @Override
+ public void destroy() {
+ }
+
+}
--
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