改变位置

CPU-Code · Jul 23, 2021 · a2e8332 · a2e8332
1 parent 3eef82b
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diff --git a/.idea/compiler.xml b/.idea/compiler.xml
diff --git a/.idea/misc.xml b/.idea/misc.xml
diff --git a/README.md b/README.md
@@ -33,10 +33,10 @@ java编程基础 面向对象 javaAPI 集合 IO GUI JDBC 多线程 网络编程
 - [JDBC](JDBC/src/com/cpucode/java/README.md)
 - [多线程](thread/src/com/cpucode/java/README.md)
 - [Lambda表达式](Lambda/README.md)
-- [网络编程](network/src/com/cpucode/java/README.md)
+- [网络编程](network/README.md)
 - [JDK8](jdk8/README.md)
 - [单元测试](junit_test/src/com/cpucode/java/README.md)
-- [反射](reflect/src/com/cpucode/java/README.md)
+- [反射](reflect/README.md)
 - [注解](annotation/src/com/cpucode/java/README.md)
 - [JVM](JVM/src/com/cpucode/java/README.md)
 - [java数据结构与算法](data_algorithm/README.md)

diff --git a/reflect/README.md b/reflect/README.md
@@ -0,0 +1,10 @@
+
+## [反射](src/main/java/com/cpucode/java/reflect)
+
+- [x] [Get_class_object__获取class对象](src/main/java/com/cpucode/java/reflect/Get_class_object.java)
+- [x] [Get_class_methods__获取class方法](src/main/java/com/cpucode/java/reflect/Get_class_methods.java)
+- [x] [Get_structure__获取class构造方法](src/main/java/com/cpucode/java/reflect/Get_structure.java)
+- [x] [Get_methods__获取成员方法](src/main/java/com/cpucode/java/reflect/Get_methods.java)
+- [x] [Reflect_test__反射测试框架](src/main/java/com/cpucode/java/reflect/Reflect_test.java)
+
+- [返回目录](#文件目录)
diff --git a/reflect/pom.xml b/reflect/pom.xml
@@ -0,0 +1,54 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>com.cpucode</groupId>
+    <artifactId>reflect</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <dependencies>
+        <!-- others start -->
+        <dependency>
+            <groupId>log4j</groupId>
+            <artifactId>log4j</artifactId>
+            <version>1.2.17</version>
+        </dependency>
+
+        <dependency>
+            <groupId>commons-lang</groupId>
+            <artifactId>commons-lang</artifactId>
+            <version>2.6</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.aspectj</groupId>
+            <artifactId>aspectjweaver</artifactId>
+            <version>1.9.6</version>
+            <scope>compile</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>spring-context</artifactId>
+            <version>5.3.8</version>
+            <scope>compile</scope>
+        </dependency>
+    </dependencies>
+    <build>
+        <plugins>
+            <!-- java编译插件 -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.2</version>
+                <configuration>
+                    <source>1.8</source>
+                    <target>1.8</target>
+                    <encoding>UTF-8</encoding>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+</project>
diff --git a/reflect/reflect.iml b/reflect/reflect.iml
@@ -1,11 +1,29 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<module type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8" inherit-compiler-output="true">
-    <exclude-output />
+<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
+  <component name="FacetManager">
+    <facet type="Spring" name="Spring">
+      <configuration />
+    </facet>
+  </component>
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
+    <output url="file://$MODULE_DIR$/target/classes" />
+    <output-test url="file://$MODULE_DIR$/target/test-classes" />
     <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
+      <excludeFolder url="file://$MODULE_DIR$/target" />
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
+    <orderEntry type="library" name="Maven: log4j:log4j:1.2.17" level="project" />
+    <orderEntry type="library" name="Maven: commons-lang:commons-lang:2.6" level="project" />
+    <orderEntry type="library" name="Maven: org.aspectj:aspectjweaver:1.9.6" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-context:5.3.8" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-aop:5.3.8" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-beans:5.3.8" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-core:5.3.8" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-jcl:5.3.8" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-expression:5.3.8" level="project" />
   </component>
 </module>
diff --git a/reflect/src/com/cpucode/java/README.md b/reflect/src/com/cpucode/java/README.md
diff --git a/reflect/src/main/java/com/cpucode/java/aop/aspect/AnnotaionAspect.java b/reflect/src/main/java/com/cpucode/java/aop/aspect/AnnotaionAspect.java
@@ -0,0 +1,94 @@
+package com.cpucode.java.aop.aspect;
+
+import org.apache.log4j.Logger;
+import org.aspectj.lang.JoinPoint;
+import org.aspectj.lang.ProceedingJoinPoint;
+import org.aspectj.lang.annotation.*;
+import org.springframework.stereotype.Component;
+
+/**
+ * Annotation版Aspect切面Bean
+ *
+ * @Component  声明这是一个组件
+ * @Aspect  声明这是一个切面Bean，AnnotaionAspect是一个面，由框架实现的
+ *
+ * @author : cpucode
+ * @date : 2021/7/22
+ * @time : 16:23
+ * @github : https://github.com/CPU-Code
+ * @csdn : https://blog.csdn.net/qq_44226094
+ */
+@Component
+@Aspect
+public class AnnotaionAspect {
+
+    private final static Logger log = Logger.getLogger(AnnotaionAspect.class);
+
+    /**
+     * 配置切入点,该方法无方法体,主要为方便同类中其他方法使用此处配置的切入点
+     * 切点的集合，这个表达式所描述的是一个虚拟面（规则）
+     * 就是为了Annotation扫描时能够拿到注解中的内容
+     */
+    @Pointcut("execution(* com.cpucode.java.aop.aspect..*(..))")
+    public void aspect(){}
+
+    /**
+     * 配置前置通知,使用在方法aspect()上注册的切入点
+     * 同时接受JoinPoint切入点对象,可以没有该参数
+     * @param joinPoint
+     */
+    @Before("aspect()")
+    public void before(JoinPoint joinPoint){
+        log.info("before " + joinPoint);
+    }
+
+    /**
+     * 配置后置通知,使用在方法aspect()上注册的切入点
+     * @param joinPoint
+     */
+    @After("aspect()")
+    public void after(JoinPoint joinPoint){
+        log.info("after " + joinPoint);
+    }
+
+    /**
+     * 配置环绕通知,使用在方法aspect()上注册的切入点
+     * @param joinPoint
+     */
+    @Around("aspect()")
+    public void around(JoinPoint joinPoint){
+        long start = System.currentTimeMillis();
+
+        try {
+            ((ProceedingJoinPoint) joinPoint).proceed();
+            long end = System.currentTimeMillis();
+
+            log.info("around " + joinPoint + "\tUse time : " + (end - start) + " ms!");
+        } catch (Throwable e) {
+            long end = System.currentTimeMillis();
+
+            log.info("around " + joinPoint +
+                    "\tUse time : " + (end - start) +
+                    " ms with exception : " + e.getMessage());
+        }
+    }
+
+    /**
+     * 配置后置返回通知,使用在方法aspect()上注册的切入点
+     * @param joinPoint
+     */
+    @AfterReturning("aspect()")
+    public void afterReturn(JoinPoint joinPoint){
+        log.info("afterReturn " + joinPoint);
+    }
+
+    /**
+     * 配置抛出异常后通知,使用在方法aspect()上注册的切入点
+     * @param joinPoint
+     * @param ex
+     */
+    @AfterThrowing(pointcut="aspect()", throwing="ex")
+    public void afterThrow(JoinPoint joinPoint, Exception ex){
+        log.info("afterThrow " + joinPoint + "\t" + ex.getMessage());
+    }
+}
diff --git a/reflect/src/main/java/com/cpucode/java/aop/aspect/ArgsAspect.java b/reflect/src/main/java/com/cpucode/java/aop/aspect/ArgsAspect.java
@@ -0,0 +1,60 @@
+package com.cpucode.java.aop.aspect;
+
+import org.apache.log4j.Logger;
+import org.aspectj.lang.JoinPoint;
+import org.aspectj.lang.annotation.Aspect;
+import org.aspectj.lang.annotation.Before;
+import org.aspectj.lang.annotation.Pointcut;
+import org.springframework.stereotype.Component;
+
+/**
+ * 获取参数Aspect切面Bean
+ * @Component  声明这是一个组件
+ * @Aspect  声明这是一个切面Bean
+ * @author : cpucode
+ * @date : 2021/7/22
+ * @time : 16:16
+ * @github : https://github.com/CPU-Code
+ * @csdn : https://blog.csdn.net/qq_44226094
+ */
+@Component
+@Aspect
+public class ArgsAspect {
+    private final static Logger log = Logger.getLogger(ArgsAspect.class);
+
+    /**
+     * 配置切入点,该方法无方法体,主要为方便同类中其他方法使用此处配置的切入点
+     */
+    @Pointcut("execution(* com.cpucode.java.aop.service..*(..))")
+    public void aspect(){
+        System.out.println("aspect() @Pointcut");
+    }
+
+    /**
+     * 配置前置通知,拦截返回值为 com.cpucode.java.aop.model.Member 的方法
+     * @param joinPoint
+     */
+    @Before("execution(com.cpucode.java.aop.model.Member com.cpucode.java.aop.service..*(..))")
+    public void beforeReturnUser(JoinPoint joinPoint){
+        log.info("beforeReturnUser " + joinPoint);
+    }
+
+    /**
+     * 配置前置通知,拦截参数为 com.cpucode.java.aop.model.Member 的方法
+     * @param joinPoint
+     */
+    @Before("execution(* com.cpucode.java.aop.service..*(com.cpucode.java.aop.model.Member))")
+    public void beforeArgUser(JoinPoint joinPoint){
+        log.info("beforeArgUser " + joinPoint);
+    }
+
+    /**
+     * 配置前置通知,拦截含有long类型参数的方法,并将参数值注入到当前方法的形参id中
+     * @param joinPoint
+     * @param id
+     */
+    @Before("aspect()&&args(id)")
+    public void beforeArgId(JoinPoint joinPoint, long id){
+        log.info("beforeArgId " + joinPoint + "\tID:" + id);
+    }
+}