使用Log4j2日志替代默认的Logback
SpringBoot默认使用Logback打印日志，出于性能考虑想要改用Log4j2，需要修改POM中的依赖，移除默认的Logback依赖：
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| <dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<exclusions>
<exclusion>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-logging</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-log4j2</artifactId>
</dependency>
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获取请求的来源IP
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| RequestAttributes attributes = RequestContextHoider.getRequestAttributes();
if (attributes instanceof ServletRequestAttributes) {
HttpServletRequest request =((ServletRequestAttributes) attributes).getRequest();
String ipAddress = request.getHeader("X-Forwarded-For");
if (ipAddress == null || ipAddress.isEmpty() || "unknown".equalsIgnoreCase(ipAddress)) {
ipAddress = request.getHeader("X-Real-IP");
}
if (ipAddress == null || ipAddress.isEmpty() || "unknown".equalsIgnoreCase(ipAddress)) {
ipAddress = request.getRemoteAddr();
}
// 处理多个IP的情况（例如：X-Forwarded-For: client, proxy1, proxy2）
if (ipAddress != null && ipAddress.contains(",")) {
ipAddress = ipAddress.split(",")[0].trim();
}
}
|
参考链接
