完成主要在线 session 的功能

ruoyi-common/src/main/java/com/ruoyi/common/config/ServerConfig.java

@@ -0,0 +1,30 @@
+package com.ruoyi.framework.config;
+
+import javax.servlet.http.HttpServletRequest;
+
+import org.springframework.stereotype.Component;
+import com.ruoyi.common.utils.ServletUtils;
+
+/**
+ * 服务相关配置
+ *
+ * @author ruoyi
+ */
+@Component
+public class ServerConfig {
+    /**
+     * 获取完整的请求路径，包括：域名，端口，上下文访问路径
+     *
+     * @return 服务地址
+     */
+    public String getUrl() {
+        HttpServletRequest request = ServletUtils.getRequest();
+        return getDomain(request);
+    }
+
+    public static String getDomain(HttpServletRequest request) {
+        StringBuffer url = request.getRequestURL();
+        String contextPath = request.getServletContext().getContextPath();
+        return url.delete(url.length() - request.getRequestURI().length(), url.length()).append(contextPath).toString();
+    }
+}