AOP (Aspect Oriented Programming) 面向切面编程。
业务有核心业务和边缘业务。
比如用户管理，菜单管理，权限管理，这些都属于核心业务。
比如日志管理，操作记录管理，这些都是边缘业务，可以统一的提出来。
尝试使用SpringBoot +AOP 提出操作记录业务。
github aop_demo
package com.lick.aspect.lang.annotation;
import com.lick.aspect.lang.enums.BusinessType;
import java.lang.annotation.*;
/**
* 自定义操作记录注解
*/
@Target({ElementType.PARAMETER,ElementType.METHOD})
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface Log {
/**
* 模块
*/
public String title() default "";
/**
* 功能
*/
public BusinessType businessType() default BusinessType.OTHER;
}
package com.lick.aspect.lang.enums;
/**
* 操作状态
*
*/
public enum BusinessStatus {
/**
* 成功
*/
SUCCESS,
/**
* 失败
*/
FAIL,
}
package com.lick.aspect.lang.enums;
/**
* 业务操作类型
*/
public enum BusinessType {
/**
* 其它
*/
OTHER,
/**
* 新增
*/
INSERT,
/**
* 修改
*/
UPDATE,
/**
* 删除
*/
DELETE,
/**
* 查询列表
*/
LIST,
/**
* 登录
*/
LOGIN,
/**
* 登出
*/
LOGOUT,
}
package com.lick.aspect.lang;
import com.lick.aspect.lang.annotation.Log;
import com.lick.aspect.lang.enums.BusinessStatus;
import com.lick.domain.OperateLog;
import com.lick.domain.User;
import com.lick.service.OperateLogService;
import com.lick.utils.IpUtils;
import com.lick.utils.ServletUtils;
import com.lick.utils.StringUtils;
import eu.bitwalker.useragentutils.UserAgent;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.Signature;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.AfterThrowing;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Pointcut;
import org.aspectj.lang.reflect.MethodSignature;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.lang.reflect.Method;
import java.util.Date;
/**
* 操作记录处理
*/
@Aspect
@Component
public class LogAspect {
@Autowired
private OperateLogService operateLogService;
private static final Logger log = LoggerFactory.getLogger(LogAspect.class);
//配置织入点
@Pointcut("@annotation(com.lick.aspect.lang.annotation.Log)")
public void logPointCut() {
}
/**
* 处理玩请求后执行
* @param joinPoint 切点
*/
@AfterReturning(pointcut = "logPointCut()")
public void doAfterReturning(JoinPoint joinPoint){
handleLog(joinPoint,null);
}
/**
* 拦截异常操作
* @param joinPoint 切点
* @param e 异常
*/
@AfterThrowing(value = "logPointCut()",throwing = "e")
public void doAfterThrowing(JoinPoint joinPoint,Exception e){
handleLog(joinPoint,e);
}
protected void handleLog(final JoinPoint joinPoint,final Exception e) {
try{
//获得注解
Log controllerLog = getAnnotation(joinPoint);
if(controllerLog == null) {
return;
}
UserAgent userAgent = UserAgent.parseUserAgentString(ServletUtils.getRequest().getHeader("User-Agent"));
String hostIp = IpUtils.getHostIp();
String os = userAgent.getOperatingSystem().getName();
String browser = userAgent.getBrowser().getName();
OperateLog operateLog = new OperateLog();
//主机地址
operateLog.setOperIP(hostIp);
//事务状态
operateLog.setStatus(BusinessStatus.SUCCESS.name());
//浏览器类型
operateLog.setBrowser(browser);
//操作系统类型
operateLog.setOs(os);
HttpServletRequest request = ServletUtils.getRequest();
//请求地址
operateLog.setOperURL(request.getRequestURI());
HttpSession session = ServletUtils.getSession();
try {
User currentUser = (User)session.getAttribute("currentUser");
//操作人
operateLog.setOperator(currentUser.getUsername());
}
catch(Exception exp) {
exp.printStackTrace();
}
if (e != null)
{ //事务状态 错误的情况
operateLog.setStatus(BusinessStatus.FAIL.name());
//错误消息
operateLog.setErrorMSG(StringUtils.substring(e.getMessage(), 0, 2000));
}
//设置方法名称
String className = joinPoint.getTarget().getClass().getName();
String methodName = joinPoint.getSignature().getName();
//操作的方法
operateLog.setMethod(className + "." + methodName + "()");
//处理设置注解上的参数
getControllerMethosDescription(controllerLog,operateLog);
operateLog.setOperTime(new Date());
//保存数据库
operateLogService.insertOperateLog(operateLog);
}catch (Exception exp){
//记录本地异常日志
log.error("==前置通知异常==");
log.error("异常消息{}",exp.getMessage());
exp.printStackTrace();
}
}
public void getControllerMethosDescription(Log log, OperateLog operateLog) throws Exception {
//设置action 动作
//业务类型
operateLog.setOperAction(log.businessType().name());
//设置标题
//模块标题
operateLog.setTitle(log.title());
}
private Log getAnnotation(JoinPoint joinPoint) throws Exception {
Signature signature = joinPoint.getSignature();
MethodSignature methodSignature = (MethodSignature) signature;
Method method = methodSignature.getMethod();
if(method != null) {
return method.getAnnotation(Log.class);
}
return null;
}
}
package com.lick.config;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.EnableAspectJAutoProxy;
/**
* 配置
*/
@Configuration
// 表示通过aop框架暴露该代理对象,AopContext能够访问
@EnableAspectJAutoProxy(exposeProxy = true)
// 指定要扫描的Mapper类的包的路径
@MapperScan(basePackages = "com.lick.mapper")
public class ApplicationConfig {
}
<?xml version="1.0" encoding="UTF-8"?>
<configuration scan="true" scanPeriod="60 seconds" debug="false">
<contextName>Aop</contextName>
<!-- 日志存放路径 -->
<property name="log.path" value="C:\\aop\\logs" />
<!--输出到控制台-->
<appender name="console" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>%black(%contextName-) %red(%d{yyyy-MM-dd HH:mm:ss}) %green([%thread]) %highlight(%-5level) %boldMagenta(%logger{36}) - %gray(%msg%n)</pattern>
<charset>utf-8</charset>
</encoder>
</appender>
<!-- 系统模块日志级别控制 -->
<logger name="com.lick" level="debug" />
<!-- Spring日志级别控制 -->
<logger name="org.springframework" level="warn" />
<!--普通日志输出到控制台-->
<root level="info">
<appender-ref ref="console" />
</root>
</configuration>package com.lick.controller;
import com.lick.aspect.lang.annotation.Log;
import com.lick.aspect.lang.enums.BusinessType;
import com.lick.domain.User;
import com.lick.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import java.util.Date;
import java.util.List;
@Controller
@RequestMapping(value = "/user/")
public class UserController {
@Autowired
private UserService userService;
@GetMapping(value = "/add")
public String add() {
return "addUser";
}
@Log(title="添加用户",businessType = BusinessType.INSERT)
@PostMapping(value = "/add")
public String add(User user) {
user.setCreatedTime(new Date());
user.setUpdatedTime(new Date());
userService.insertUser(user);
return "redirect:/user/list";
}
@Log(title="查询用户列表",businessType = BusinessType.LIST)
@GetMapping(value = "/list")
public String listUser(ModelMap map) {
List<User> allUser = userService.findAllUser();
map.put("userList",allUser);
return "userList";
}
}
原文地址：https://www.cnblogs.com/lick468/p/11022050.html
时间： 2024-08-09 06:27:29