通过AOP拦截Spring Boot日志并将其存入数据库功能实现

<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-aop</artifactId>
</dependency>
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
</dependency>

spring.datasource.url=jdbc:mysql://localhost:3306/test?useUnicode=true&characterEncoding=utf-8&useSSL=false
spring.datasource.username=root
spring.datasource.password=123456
spring.datasource.driver-class-name=com.mysql.jdbc.Driver

@Entity
@Table(name = "sys_log")
public class Log {
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Long id;
private String username;
private String operation;
private String method;
private String params;
private String ip;
private Date createTime;
// 省略getter和setter方法
}

@Component
public class LogInterceptor implements HandlerInterceptor {
@Autowired
private LogRepository logRepository;
@Override
public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
// 获取请求的IP地址
String ip = getIpAddress(request);
// 获取当前用户
String username = getCurrentUsername();
// 获取请求的方法名
String method = request.getMethod();
// 获取请求的URL
String url = request.getRequestURI();
// 获取请求的参数
String params = getParams(request);
// 创建日志实体
Log log = new Log();
log.setIp(ip);
log.setMethod(method);
log.setOperation("访问");
log.setParams(params);
log.setUsername(username);
log.setCreateTime(new Date());
// 保存日志到数据库中
logRepository.save(log);
return true;
}
// 省略实现HandlerInterceptor接口的其他方法
/**
* 获取请求的IP地址
*/
private String getIpAddress(HttpServletRequest request) {
String ip = request.getHeader("X-Forwarded-For");
if (StringUtils.isBlank(ip) || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("Proxy-Client-IP");
}
if (StringUtils.isBlank(ip) || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("WL-Proxy-Client-IP");
}
if (StringUtils.isBlank(ip) || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("HTTP_CLIENT_IP");
}
if (StringUtils.isBlank(ip) || "unknown".equalsIgnoreCase(ip)) {
ip = request.getHeader("HTTP_X_FORWARDED_FOR");
}
if (StringUtils.isBlank(ip) || "unknown".equalsIgnoreCase(ip)) {
ip = request.getRemoteAddr();
}
return ip;
}
/**
* 获取当前用户
*/
private String getCurrentUsername() {
Authentication authentication = SecurityContextHolder.getContext().getAuthentication();
if (authentication != null) {
return authentication.getName();
}
return null;
}
/**
* 获取请求的参数
*/
private String getParams(HttpServletRequest request) {
Map<String, String[]> parameterMap = request.getParameterMap();
if (parameterMap == null || parameterMap.isEmpty()) {
return null;
}
StringBuilder sb = new StringBuilder();
for (Map.Entry<String, String[]> entry : parameterMap.entrySet()) {
sb.append(entry.getKey()).append("=").append(Arrays.toString(entry.getValue())).append("&");
}
return sb.toString();
}
}

@Aspect
@Component
public class LogAspect {
@Autowired
private LogInterceptor logInterceptor;
@Pointcut("execution(public * com.example.demo.controller..*.*(..))")
public void logAspect() {}
@Before("logAspect()")
public void doBefore(JoinPoint joinPoint) {
ServletRequestAttributes attributes = (ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
if (attributes == null) {
return;
}
HttpServletRequest request = attributes.getRequest();
HttpServletResponse response = attributes.getResponse();
HandlerMethod handlerMethod = (HandlerMethod) joinPoint.getSignature();
try {
logInterceptor.preHandle(request, response, handlerMethod);
} catch (Exception e) {
e.printStackTrace();
}
}
}