任务五

grademanagement-SpringProject/grademanagement-SpringProject.iml

@@ -19,5 +19,7 @@
     <orderEntry type="library" name="spring-context-5.1.6.RELEASE (3)" level="project" />
     <orderEntry type="library" name="spring-core-5.1.6.RELEASE (2)" level="project" />
     <orderEntry type="library" name="spring-expression-5.1.6.RELEASE (2)" level="project" />
+    <orderEntry type="library" name="com.springsource.org.aopalliance-1.0.0" level="project" />
+    <orderEntry type="library" name="com.springsource.org.aspectj.weaver-1.6.8.RELEASE" level="project" />
   </component>
 </module>

grademanagement-SpringProject/src/bean-aop-xml.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+       xmlns:aop="http://www.springframework.org/schema/aop"
+       xmlns:context="http://www.springframework.org/schema/context"
+       xsi:schemaLocation="http://www.springframework.org/schema/beans
+        https://www.springframework.org/schema/beans/spring-beans.xsd
+        http://www.springframework.org/schema/aop
+        https://www.springframework.org/schema/aop/spring-aop.xsd
+        http://www.springframework.org/schema/context
+        https://www.springframework.org/schema/context/spring-context.xsd">
+
+    <!-- 开启注解扫描 -->
+    <context:component-scan base-package="com.ssm.aop"/>
+
+    <!-- 开启AOP自动代理 -->
+    <aop:aspectj-autoproxy/>
+
+    <!-- 注册Bean -->
+    <bean id="cls" class="com.ssm.aop.Class"/>
+
+</beans>

grademanagement-SpringProject/src/com/ssm/aop/Class.java

@@ -0,0 +1,20 @@
+package com.ssm.aop;
+
+public class Class {
+    private Integer cid;
+    private String cname;
+    private Integer num;
+
+    public Integer getCid() {return cid;}
+    public void setCid(Integer cid) {this.cid = cid;}
+    public String getCname() {return cname;}
+    public void setCname(String cname) {this.cname = cname;}
+    public Integer getNum() {return num;}
+    public void setNum(Integer num) {this.num = num;}
+
+    public void show(){
+        System.out.println("班级id："+cid);
+        System.out.println("班级名称："+cname);
+        System.out.println("班级人数："+num);
+    }
+}

grademanagement-SpringProject/src/com/ssm/aop/Log.java

@@ -0,0 +1,14 @@
+package com.ssm.aop;
+
+import org.aspectj.lang.annotation.Aspect;
+import org.aspectj.lang.annotation.Before;
+import org.springframework.stereotype.Component;
+
+@Aspect
+@Component
+public class Log {
+    @Before("execution(* com.ssm.aop.*.show())")
+    public void beforeAdvice(){
+        System.out.println("【前置通知】方法即将执行");
+    }
+}

grademanagement/src/com/ssm/controller/DemoController.java

@@ -10,7 +10,6 @@ import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.servlet.ModelAndView;
-import javax.servlet.http.HttpServletRequest;
 import java.util.List;
 
 @Controller
@@ -42,7 +41,7 @@ public class DemoController {
 	}
 	//添加成功
 	@RequestMapping("addOk")
-	public String addok(Demo demo, HttpServletRequest request) throws Exception {
+	public String addok(Demo demo) throws Exception {
 		System.out.println(demo);
 		demoService.addDemo(demo);
 		return "redirect:/demo/findAllByPage.action?page=1";
@@ -56,7 +55,7 @@ public class DemoController {
 	}
 	//demo更新成功
 	@RequestMapping("updateOk")
-	public String updateOk(Demo demo, HttpServletRequest request) throws Exception{
+	public String updateOk(Demo demo) throws Exception{
 		System.out.println(demo);
 		demoService.updateDemo(demo);
 		return "redirect:/demo/findAllByPage.action?page=1";