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

package com.example.springcloud.aop;import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;/*** @author lyz* @title: OperationLog* @projectName springcloud* @date 2020/9/23* @description: 自定义操作日志注解*/
@Target(ElementType.METHOD)//注解放置的目标位置即方法级别
@Retention(RetentionPolicy.RUNTIME)//注解在哪个阶段执行
@Documented
public @interface OperationLogAnnotation {String operModul() default ""; // 操作模块String operType() default "";  // 操作类型String operDesc() default "";  // 操作说明
}

package com.example.springcloud.aop;import com.example.springcloud.dao.OperationLogDao;
import com.example.springcloud.domain.OperationLog;
import com.example.springcloud.utils.IPUtil;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Pointcut;
import org.aspectj.lang.reflect.MethodSignature;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.context.request.RequestContextHolder;import javax.servlet.http.HttpServletRequest;
import java.lang.reflect.Method;
import java.sql.Timestamp;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Map;/*** @author lyz* @title: OperationAspect* @projectName springcloud* @date 2020/9/23* @description: 操作日志切面处理类*/
@Aspect
@Component
public class OperationLogAspect {@AutowiredOperationLogDao logDao;private static SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");/*** 设置操作日志切入点   在注解的位置切入代码*/@Pointcut("@annotation(com.example.springcloud.aop.OperationLogAnnotation)")public void operLogPoinCut() {}@AfterReturning(returning  /*** 记录操作日志* @param joinPoint 方法的执行点* @param result  方法返回值* @throws Throwable*/ = "result", value = "operLogPoinCut()")public void saveOperLog(JoinPoint joinPoint, Object result) throws Throwable {// 获取RequestAttributesRequestAttributes requestAttributes = RequestContextHolder.getRequestAttributes();// 从获取RequestAttributes中获取HttpServletRequest的信息HttpServletRequest request = (HttpServletRequest) requestAttributes.resolveReference(RequestAttributes.REFERENCE_REQUEST);try {//将返回值转换成map集合Map<String, String> map = (Map<String, String>) result;OperationLog operationLog = new OperationLog();// 从切面织入点处通过反射机制获取织入点处的方法MethodSignature signature = (MethodSignature) joinPoint.getSignature();//获取切入点所在的方法Method method = signature.getMethod();//获取操作OperationLogAnnotation annotation = method.getAnnotation(OperationLogAnnotation.class);if (annotation != null) {operationLog.setModel(annotation.operModul());operationLog.setType(annotation.operType());operationLog.setDescription(annotation.operDesc());}//操作时间operationLog.setOperationTime(Timestamp.valueOf(sdf.format(new Date())));//操作用户operationLog.setUserCode(request.getHeader("userCode"));//操作IPoperationLog.setIp(IPUtil.getIpAdrress(request));//返回值信息operationLog.setResult(map.get("message"));//保存日志logDao.save(operationLog);} catch (Exception e) {e.printStackTrace();}}}

package com.example.springcloud.controller;import com.example.springcloud.aop.OperationLogAnnotation;
import com.example.springcloud.domain.User;
import com.example.springcloud.service.UserService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpRequest;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;import javax.servlet.http.HttpServletRequest;
import java.util.Map;/*** @author lyz* @title: UserController* @projectName springcloud* @date 2020/9/12* @description:*/
@Api(tags = "用户表")
@RestController
@RequestMapping("/user")
public class UserController {@AutowiredUserService userService;@OperationLogAnnotation(operModul = "用户模块-用户列表",operType = "查询",operDesc = "查询所有用户")@ApiOperation(value = "查询所有用户",notes = "这是用来查询所有用户列表")@GetMapping("/users")public Object findAll(@RequestParam(required = false)String userName,@RequestParam(required = false)Integer sex,@RequestParam(required = false, defaultValue = "10") int limit,@RequestParam(required = false, defaultValue = "0") int offset,@RequestParam(required = false, defaultValue = "createTime") String sortBy,@RequestParam(required = false, defaultValue = "DESC") String sortFlag, HttpServletRequest request){offset=offset/limit;request.setAttribute("userCode","admin");return userService.findAll(userName,sex,sortBy,sortFlag,offset,limit);}@OperationLogAnnotation(operModul = "用户模块-新增用户",operType = "新增",operDesc = "新增用户")@PostMapping("/addUser")@ApiOperation(value = "新增用户",notes = "通过这个方法可以添加新用户")public Object createUser(@RequestBody Map<String, String>map){return userService.save(map);}}