OpenCV三大经典项目实战 一次性掌握计算机视觉核心技能含源码ppt无mi分xiang

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OpenCV三大经典项目实战 一次性掌握计算机视觉核心技能含源码ppt无mi分xiang

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教你如何用Java获取IP归属。 解释主要步骤: 从Java获取请求IP 解决Nginx转发问题 通过IP地址获取属性 获取IP地址 首先,使用基于Spring Boot的项目,在控制器中添加HttpServletRequest请求参数: @RestController 公共类IpController { @GetMapping("/ip-address ") 公共字符串ipAddress(HttpServletRequest请求){ //接收请求 } } 复制代码 通过HttpServletRequest获取IP地址: string IP = request . get header(" x-forward-for "); if (ip == null || ip.length() == 0 ||“未知”。equalsIgnoreCase(ip)) { ip = request.getHeader("代理-客户端-IP "); } if (ip == null || ip.length() == 0 ||“未知”。equalsIgnoreCase(ip)) { IP = request . get header(" WL-代理-客户端-IP "); } if (ip == null || ip.length() == 0 ||“未知”。equalsIgnoreCase(ip)) { IP = request . get header(" HTTP _ CLIENT _ IP "); } if (ip == null || ip.length() == 0 ||“未知”。equalsIgnoreCase(ip)) { IP = request . get header(" HTTP _ X _ FORWARDED _ FOR "); } if (ip == null || ip.length() == 0 ||“未知”。equalsIgnoreCase(ip)) { IP = request . getremoteaddr(); } 回归IP;