package com.cloud.industryapi.test;

import lombok.Data;

/**
 * 課題實體
 * @date 2022/3/25 16:26
 */
@Data
public class ArticleEntity {

    /**
     * PK
     */
    private Integer id;

    /**
     * 課題
     */
    private String title;

    /**
     * 內容
     */
    private String content;

}

package com.cloud.industryapi.test;

import java.lang.annotation.*;

/**
 * 切點標識
 * @author 
 * @date 2022/3/25 13:09
 */
@Target({ElementType.METHOD,ElementType.PARAMETER})
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface PointcutId {
    
    String type() default "";
}

package com.cloud.industryapi.test;

import lombok.extern.slf4j.Slf4j;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.*;
import org.springframework.stereotype.Component;

/**
 * 切面
 */
@Slf4j
@Aspect
@Component
public class ArticleAspect {

    /**
     * 定義切入點
     */
    @Pointcut("@annotation(com.cloud.industryapi.test.PointcutId)")
    public void pointcut(){

    }

    /**
     * 環(huán)繞通知
     * @param joinPoint
     * @param id
     * @return
     * @throws Throwable
     */
    @Around("pointcut() && @annotation(id)")
    public Object around(ProceedingJoinPoint joinPoint, PointcutId id) throws Throwable {
        log.info("-------------around start-------------");
        Object[] objects = joinPoint.getArgs();
        switch (id.type()){
            case "language":
                ArticleEntity language = (ArticleEntity) objects[0];
                log.info("-------------語文老師課前備課，課題：{}-------------",language.getTitle());
                break;
            case "mathematics":
                log.info("-------------數(shù)學老師課前備課-------------");
                break;
            default:
                throw new RuntimeException("類型非法");
        }
        //joinPoint.proceed()
        Object s = joinPoint.proceed();
        log.info("-------------叮鈴鈴鈴鈴...放學了-------------");
        log.info("-------------around end-------------");
        return s;
    }

    /**
     * 前置通知
     * @param joinPoint
     * @param id
     */
    @Before("pointcut()  && @annotation(id)")
    public void before(JoinPoint joinPoint,PointcutId id){
        log.info("-------------before start-------------");
        log.info("-------------學生進入教室，準備上課-------------");
        log.info("-------------before end-------------");
    }

    /**
     * 后置通知
     * @param joinPoint
     * @param id
     */
    @After("pointcut() && @annotation(id)")
    public void after(JoinPoint joinPoint,PointcutId id){
        log.info("-------------after start-------------");
        log.info("-------------學校廣播：老師們，同學們，中午好，今天學校食堂免費為你們準備了燒雞，人手一雞-------------");
        log.info("-------------after end-------------");
    }

    /**
     * 后置返回通知
     * @param joinPoint
     * @param id
     */
    @AfterReturning("pointcut() && @annotation(id)")
    public void afterReturn(JoinPoint joinPoint, PointcutId id){
        log.info("-------------AfterReturning-------------");
        log.info("-------------老師們同學們拿著燒雞回家了-------------");
        log.info("-------------學校關閉了大門-------------");
        log.info("-------------AfterReturning-------------");
    }

    /**
     * 后置異常通知
     * @param joinPoint
     * @param id
     */
    @AfterThrowing("pointcut() && @annotation(id)")
    public void afterThrow(JoinPoint joinPoint,PointcutId id){
        log.info("-------------AfterThrowing-------------");
        log.info("-------------完蛋，小明同學迷路了。。。-------------");
        log.info("-------------AfterThrowing-------------");
    }
}

package com.cloud.industryapi.test;

import com.cloud.common.kit.Result;
import com.cloud.common.page.FrontPagination;
import com.cloud.industry.dto.ExclusiveJumpConfigDto;
import com.cloud.industry.facede.ExclusiveJumpConfigFacede;
import com.cloud.industry.qo.ExclusiveJumpConfigQo;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
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.RestController;

import java.util.List;

/**
 * 文章 - 控制器
 */
@Slf4j
@RestController
@RequestMapping("/aop/test")
public class ArticleController {

    /**
     * 后置異常通知
     */
    @PointcutId
    @RequestMapping("/afterThrow")
    public void afterThrow(){
        log.info("-------------------進入了目標方法-------------------");
        System.out.println(2/0);
    }
    
    /**
     * 語文課
     *
     * @param ae
     * @return
     */
    @PointcutId(type = "language")
    @PostMapping("/language")
    public Result language(@RequestBody ArticleEntity ae) {
        log.info("-------------目標方法開始執(zhí)行-------------");
        log.info("-------------語文老師進入教室，開始講課《"+ae.getTitle()+"》-------------");
        System.out.printf("%s","深藍的天空中掛著一輪金黃的圓月，下面是海邊的沙地，都種著一望無際的碧綠的西瓜。\n" +
                "其間有一個十一二歲的少年，項帶銀圈，手捏一柄鋼叉，向一匹猹盡力的刺去。\n" +
                "那猹卻將身一扭，反從他的胯下逃走了。\n");
        log.info("-------------目標方法結束執(zhí)行-------------");
        return Result.success("執(zhí)行結束");
    }

    /**
     * 數(shù)學課
     *
     * @param ae
     * @return
     */
    @PointcutId(type = "mathematics")
    @PostMapping("/mathematics")
    public Result mathematics(@RequestBody ArticleEntity ae) {
        log.info("-------------目標方法開始執(zhí)行-------------");
        log.info("-------------數(shù)學老師進入教室-------------");
        log.info("-------------“同學們，今天這節(jié)數(shù)學課，由我代上”-------------");
        log.info("-------------“起立”-------------");
        log.info("-------------”體~育~老~師~好~~“-------------");
        log.info("-------------目標方法結束執(zhí)行-------------");
        return Result.success("執(zhí)行結束");
    }
}