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lsrong 2 years ago
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38
spring_aop_01/.gitignore vendored
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target/
!.mvn/wrapper/maven-wrapper.jar
!**/src/main/**/target/
!**/src/test/**/target/
### IntelliJ IDEA ###
.idea/modules.xml
.idea/jarRepositories.xml
.idea/compiler.xml
.idea/libraries/
*.iws
*.iml
*.ipr
### Eclipse ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
build/
!**/src/main/**/build/
!**/src/test/**/build/
### VS Code ###
.vscode/
### Mac OS ###
.DS_Store

60
spring_aop_01/pom.xml
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<?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>org.example</groupId>
<artifactId>spring_aop_01</artifactId>
<version>1.0-SNAPSHOT</version>
<properties>
<maven.compiler.source>17</maven.compiler.source>
<maven.compiler.target>17</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>6.0.11</version>
</dependency>
<!--spring切面包-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aspects</artifactId>
<version>6.0.11</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13.2</version>
<scope>test</scope>
</dependency>
<!--aop联盟包-->
<dependency>
<groupId>aopalliance</groupId>
<artifactId>aopalliance</artifactId>
<version>1.0</version>
</dependency>
<!--Apache Commons日志包-->
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.2</version>
</dependency>
<!--lombok -->
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.18.12</version>
<scope>provided</scope>
</dependency>
</dependencies>
</project>

87
spring_aop_01/src/main/java/com/msb/aspect/DaoAspect.java
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package com.msb.aspect;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.*;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;
import java.util.Arrays;
@Aspect
@Component
@Order(2)
public class DaoAspect {
//定义公共切点, 切点表达式直接指向接口
@Pointcut("execution(* com.msb.dao.*.add*(..))")
public void addPointCut(){}
/**
* 前置通知: 切点方法执行之前先执行的功能
* 参数列表可以用JoinPoint接收切点对象
* 可以获取方法执行的参数
* */
@Before("addPointCut()")
public void methodBefore(JoinPoint joinPoint){
// joinPoint 目标增强的方法就是 addUser,可以获取参数等
// Object[] args = joinPoint.getArgs();
// System.out.println("args: "+ Arrays.toString(args));
// 前置通知
System.out.println("methodBefore invoked.....");
}
/**
* 后置通知:方法执行之后要增强的功能
* 无论切点方法是否出现异常都会执行的方法
* 参数列表可以用JoinPoint接收切点对象
* */
@After("addPointCut()")
public void methodAfter(JoinPoint joinPoint){
System.out.println("methodAfter invoked...");
}
/**
* 返回通知:切点方法正常运行结束后增强的功能
* 如果方法运行过程中出现异常,则该功能不运行
* 参数列表可以用 JoinPoint joinPoint接收切点对象
* 可以用Object res接收方法返回值,需要用returning指定返回值名称
* */
@AfterReturning(value = "addPointCut()", returning = "res")
public void methodAfterReturning(JoinPoint joinPoint, Object res){
System.out.println("methodAfterReturning invoked...");
// System.out.println(res);
}
/**
* 异常通知:切点方法出现异常时运行的增强功能
* 如果方法运行没有出现异常,则该功能不运行
* 参数列表可以用Exception ex接收异常对象 需要通过throwing指定异常名称
* */
@AfterThrowing(value = "addPointCut()", throwing = "exception")
public void methodAfterThrowing(Exception exception){
System.out.println("methodAfterThrowing invoked....");
// System.out.println(exception.getMessage());
}
/**
* 环绕通知:在切点方法之前和之后都进行功能的增强
* 需要在通知中定义方法执行的位置,并在执行位置之前和之后自定义增强的功能
* 方法列表可以通过ProceedingJoinPoint获取执行的切点
* 通过proceedingJoinPoint.proceed()方法控制切点方法的执行位置
* proceedingJoinPoint.proceed()方法会将切点方法的返回值获取到,并交给我们,可以做后续处理
* 我们在环绕通知的最后需要将切点方法的返回值继续向上返回,否则切点方法在执行时接收不到返回值
* */
@Around(value = "addPointCut()")
public Object methodAround(ProceedingJoinPoint proceedingJoinPoint) throws Throwable {
System.out.println("methodAroundA invoked...");
Object res = proceedingJoinPoint.proceed();
System.out.println("methodAroundB invoked...");
return res;
}
}

87
spring_aop_01/src/main/java/com/msb/aspect/DaoAspect2.java
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package com.msb.aspect;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.annotation.*;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Component;
import java.util.Arrays;
@Aspect
@Component
@Order(1)
public class DaoAspect2 {
//定义公共切点, 切点表达式直接指向接口
@Pointcut("execution(* com.msb.dao.*.add*(..))")
public void addPointCut(){}
/**
* 前置通知: 切点方法执行之前先执行的功能
* 参数列表可以用JoinPoint接收切点对象
* 可以获取方法执行的参数
* */
@Before("addPointCut()")
public void methodBefore(JoinPoint joinPoint){
// // joinPoint 目标增强的方法就是 addUser,可以获取参数等
// Object[] args = joinPoint.getArgs();
// System.out.println("args: "+ Arrays.toString(args));
// 前置通知
System.out.println("methodBefore2 invoked.....");
}
/**
* 后置通知:方法执行之后要增强的功能
* 无论切点方法是否出现异常都会执行的方法
* 参数列表可以用JoinPoint接收切点对象
* */
@After("addPointCut()")
public void methodAfter(JoinPoint joinPoint){
System.out.println("methodAfter2 invoked...");
}
/**
* 返回通知:切点方法正常运行结束后增强的功能
* 如果方法运行过程中出现异常,则该功能不运行
* 参数列表可以用 JoinPoint joinPoint接收切点对象
* 可以用Object res接收方法返回值,需要用returning指定返回值名称
* */
@AfterReturning(value = "addPointCut()", returning = "res")
public void methodAfterReturning(JoinPoint joinPoint, Object res){
System.out.println("methodAfterReturning2 invoked...");
// System.out.println(res);
}
/**
* 异常通知:切点方法出现异常时运行的增强功能
* 如果方法运行没有出现异常,则该功能不运行
* 参数列表可以用Exception ex接收异常对象 需要通过throwing指定异常名称
* */
@AfterThrowing(value = "addPointCut()", throwing = "exception")
public void methodAfterThrowing(Exception exception){
System.out.println("methodAfterThrowing2 invoked....");
// System.out.println(exception.getMessage());
}
/**
* 环绕通知:在切点方法之前和之后都进行功能的增强
* 需要在通知中定义方法执行的位置,并在执行位置之前和之后自定义增强的功能
* 方法列表可以通过ProceedingJoinPoint获取执行的切点
* 通过proceedingJoinPoint.proceed()方法控制切点方法的执行位置
* proceedingJoinPoint.proceed()方法会将切点方法的返回值获取到,并交给我们,可以做后续处理
* 我们在环绕通知的最后需要将切点方法的返回值继续向上返回,否则切点方法在执行时接收不到返回值
* */
@Around(value = "addPointCut()")
public Object methodAround(ProceedingJoinPoint proceedingJoinPoint) throws Throwable {
System.out.println("methodAroundA2 invoked...");
Object res = proceedingJoinPoint.proceed();
System.out.println("methodAroundB2 invoked...");
return res;
}
}

11
spring_aop_01/src/main/java/com/msb/config/SpringConfig.java
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package com.msb.config;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.EnableAspectJAutoProxy;
@ComponentScan("com.msb")
@Configuration
@EnableAspectJAutoProxy(proxyTargetClass = true)
public class SpringConfig {
}

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spring_aop_01/src/main/java/com/msb/dao/EmpDao.java
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package com.msb.dao;
public interface EmpDao {
Integer addEmp(int empno, String name, String Job);
}

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spring_aop_01/src/main/java/com/msb/dao/UserDao.java
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package com.msb.dao;
public interface UserDao {
Integer addUser(Integer userId, String username);
}

15
spring_aop_01/src/main/java/com/msb/dao/impl/EmpDaoImpl.java
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package com.msb.dao.impl;
import com.msb.dao.EmpDao;
import com.msb.dao.UserDao;
import com.msb.service.EmpService;
import org.springframework.stereotype.Repository;
@Repository
public class EmpDaoImpl implements EmpDao {
@Override
public Integer addEmp(int empno, String name, String Job) {
System.out.println("EmpDaoImpl addEmp() ....");
return 1;
}
}

14
spring_aop_01/src/main/java/com/msb/dao/impl/UserDaoImpl.java
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package com.msb.dao.impl;
import com.msb.dao.UserDao;
import org.springframework.stereotype.Repository;
@Repository
public class UserDaoImpl implements UserDao {
@Override
public Integer addUser(Integer userId, String username) {
System.out.println("UserDaoImpl add ....");
// int i = 1/0;
return 1;
}
}

6
spring_aop_01/src/main/java/com/msb/service/EmpService.java
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package com.msb.service;
public interface EmpService {
int addEmp(int empno, String name, String job);
}

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spring_aop_01/src/main/java/com/msb/service/UserService.java
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package com.msb.service;
public interface UserService {
Integer addUser(Integer userId, String username);
}

24
spring_aop_01/src/main/java/com/msb/service/impl/EmpServiceImpl.java
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package com.msb.service.impl;
import com.msb.dao.EmpDao;
import com.msb.service.EmpService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
@Service
public class EmpServiceImpl implements EmpService {
// @Autowired
private final EmpDao empDao;
public EmpServiceImpl(EmpDao empDao){
this.empDao = empDao;
}
@Override
public int addEmp(int empno, String name, String job) {
System.out.println("empServiceImpl add()...");
return empDao.addEmp(empno, name, job);
}
}

22
spring_aop_01/src/main/java/com/msb/service/impl/UserServiceImpl.java
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package com.msb.service.impl;
import com.msb.dao.UserDao;
import com.msb.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
@Service
public class UserServiceImpl implements UserService {
// @Autowired
private final UserDao userDao;
public UserServiceImpl(UserDao userDao){
this.userDao = userDao;
}
@Override
public Integer addUser(Integer userId, String username) {
System.out.println("UserServiceImpl add...");
return this.userDao.addUser(userId, username);
}
}

39
spring_aop_01/src/main/resources/applicationContext.xml
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<?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:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop.xsd
">
<!-- 开启包扫描 -->
<!-- <context:component-scan base-package="com.msb"/>-->
<!--aop autoProxy 自动生成代理对象 -->
<!-- <aop:aspectj-autoproxy/>-->
<!-- 手动配置切面-->
<!-- 目标对象-->
<bean id="userDao" class="com.msb.dao.impl.UserDaoImpl"/>
<!-- 切面对象-->
<bean id="daoAspect" class="com.msb.aspect.DaoAspect"/>
<!-- 配置AOP增强功能-->
<aop:config>
<!-- 配置切点-->
<aop:pointcut id="addPointCut" expression="execution(* com.msb.dao.*.add*(..))"/>
<aop:aspect ref="daoAspect">
<!-- 增强作用的方法-->
<aop:before method="methodBefore" pointcut-ref="addPointCut"/>
<aop:after method="methodAfter" pointcut-ref="addPointCut"/>
<aop:after-returning method="methodAfterReturning" pointcut-ref="addPointCut" returning="res"/>
<aop:after-throwing method="methodAfterThrowing" pointcut-ref="addPointCut" throwing="exception"/>
<aop:around method="methodAround" pointcut-ref="addPointCut"/>
</aop:aspect>
</aop:config>
</beans>

32
spring_aop_01/src/test/java/com/msb/TestAspect.java
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package com.msb;
import com.msb.config.SpringConfig;
import com.msb.dao.UserDao;
import com.msb.service.UserService;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class TestAspect {
@Test
public void testGetBean(){
ApplicationContext applicationContext = new ClassPathXmlApplicationContext("applicationContext.xml");
// userDao 生成一个对象再自动生产一个代理对象，然后再返回代理对象
UserDao userDao = applicationContext.getBean(UserDao.class);
Integer rows = userDao.addUser(1, "张三");
System.out.println(rows);
}
@Test
public void testGetBean2(){
ApplicationContext applicationContext = new AnnotationConfigApplicationContext(SpringConfig.class);
UserDao userDao = applicationContext.getBean(UserDao.class);
Integer rows = userDao.addUser(1, "张三");
// System.out.println(userDao.getClass().getSimpleName());
System.out.println(rows);
}
}

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spring_aop_01/src/test/java/com/msb/TestCglib.java
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package com.msb;
import org.junit.Test;
import org.springframework.cglib.proxy.Enhancer;
import org.springframework.cglib.proxy.MethodInterceptor;
import org.springframework.cglib.proxy.MethodProxy;
import java.lang.reflect.Method;
public class TestCglib {
@Test
public void testCglib(){
Person2 person2 = new Person2();
// 获取一个Person的代理对象
// 1 获得一个Enhancer对象
Enhancer enhancer=new Enhancer();
// 2 设置父类字节码
enhancer.setSuperclass(person2.getClass());
// 3 获取MethodIntercepter对象 用于定义增强规则
MethodInterceptor methodInterceptor=new MethodInterceptor() {
@Override
public Object intercept(Object o, Method method, Object[] objects, MethodProxy methodProxy) throws Throwable {
/*Object o, 生成之后的代理对象 personProxy
Method method, 父类中原本要执行的方法 Person>>> eat()
Object[] objects, 方法在调用时传入的实参数组
MethodProxy methodProxy 子类中重写父类的方法 personProxy >>> eat()
*/
Object res =null;
if(method.getName().equals("eat")){
// 如果是eat方法 则增强并运行
System.out.println("饭前洗手");
res=methodProxy.invokeSuper(o,objects);
System.out.println("饭后刷碗");
}else{
// 如果是其他方法 不增强运行
res=methodProxy.invokeSuper(o,objects); // 子类对象方法在执行,默认会调用父类对应被重写的方法
}
return res;
}
};
// 4 设置methodInterceptor
enhancer.setCallback(methodInterceptor);
// 5 获得代理对象
Person2 personProxy = (Person2) enhancer.create();
// 6 使用代理对象完成功能
personProxy.eat("包子");
// person2.eat("包子");
}
}
class Person2{
public Person2(){
}
public void eat(String foodName) {
System.out.println("正在吃"+foodName);
}
}

68
spring_aop_01/src/test/java/com/msb/TestProxy.java
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package com.msb;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;
public class TestProxy {
public static void main(String[] args) {
Dinner dinner = new Person1("张三");
// 通过Proxy 动态代理获取一个代理对象，在代理对象里面,对某个方法进行增强
// ClassLoader loader, 被代理对象的类加载器
ClassLoader classLoader = dinner.getClass().getClassLoader();
// Class<?>[] interfaces, 被代理对象所实现的所有接口
Class[] interfaces= dinner.getClass().getInterfaces();
// InvocationHandler h 执行处理器对象，专门定义增强的规则
InvocationHandler handler = new InvocationHandler(){
// invoke 当我们让代理对象调用任何方法时,都会触发invoke方法的执行
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
// Object proxy, 代理对象
// Method method,被代理的方法
// Object[] args,被代理方法运行时的实参
Object res=null;
if(method.getName().equals("eat")){
System.out.println("饭前洗手");
// 让原有的eat的方法去运行
res =method.invoke(dinner, args);
System.out.println("饭后刷碗");
}else{
// 如果是其他方法,那么正常执行就可以了
res =method.invoke(dinner, args);
}
return res;
}
};
Dinner dinnerProxy = (Dinner) Proxy.newProxyInstance(classLoader, interfaces, handler);
dinnerProxy.eat("包子");
dinnerProxy.drink();
}
}
interface Dinner{
void eat(String foodName);
void drink();
}
class Person1 implements Dinner{
private String name;
public Person1(String name){
this.name = name;
}
@Override
public void eat(String foodName) {
System.out.println(name+"正在吃"+foodName);
}
@Override
public void drink() {
System.out.println(name+"正在喝茶");
}
}

43
spring_aop_01/src/test/java/com/msb/TestStaticProxy.java
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package com.msb;
public class TestStaticProxy {
public static void main(String[] args) {
Person person = new Person("张三");
Court court = new Lawyer(person);
court.doCourt();
}
}
interface Court{
void doCourt();
}
// 静态的代理类
class Lawyer implements Court {
private Person person;
public Lawyer(Person person){
this.person = person;
}
@Override
public void doCourt() {
System.out.println("律师证明张三没有再案发现场！");
person.doCourt();
}
}
// 面向的类，不需要修改的被代理类
class Person implements Court{
private String name;
public Person(String name){
this.name= name;
}
@Override
public void doCourt(){
System.out.println(name+"说：我没有杀人！");
}
}

38
spring_ioc_01/.gitignore vendored
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target/
!.mvn/wrapper/maven-wrapper.jar
!**/src/main/**/target/
!**/src/test/**/target/
### IntelliJ IDEA ###
.idea/modules.xml
.idea/jarRepositories.xml
.idea/compiler.xml
.idea/libraries/
*.iws
*.iml
*.ipr
### Eclipse ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
build/
!**/src/main/**/build/
!**/src/test/**/build/
### VS Code ###
.vscode/
### Mac OS ###
.DS_Store

45
spring_ioc_01/pom.xml
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<?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>org.example</groupId>
<artifactId>spring_ioc_01</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>jar</packaging>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>6.0.11</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13.2</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.2.18</version>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>8.0.33</version>
</dependency>
</dependencies>
<properties>
<java.version>17</java.version>
<maven.compiler.source>17</maven.compiler.source>
<maven.compiler.target>17</maven.compiler.target>
</properties>
</project>

42
spring_ioc_01/src/main/java/com/msb/bean/Book.java
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package com.msb.bean;
/**
* @Author: Ma HaiYang
* @Description: MircoMessage:Mark_7001
*/
public class Book {
private String bname;
private String author;
@Override
public String toString() {
return "Book{" +
"bname='" + bname + '\'' +
", author='" + author + '\'' +
'}';
}
public Book() {
}
public Book(String bname, String author) {
this.bname = bname;
this.author = author;
}
public String getBname() {
return bname;
}
public void setBname(String bname) {
this.bname = bname;
}
public String getAuthor() {
return author;
}
public void setAuthor(String author) {
this.author = author;
}
}

42
spring_ioc_01/src/main/java/com/msb/bean/Cat.java
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@ -0,0 +1,42 @@
package com.msb.bean;
/**
* @Author: Ma HaiYang
* @Description: MircoMessage:Mark_7001
*/
public class Cat {
private String name;
private Mouse mouse1;
@Override
public String toString() {
return "Cat{" +
"name='" + name + '\'' +
", mouse1=" + mouse1 +
'}';
}
public Cat() {
}
public Cat(String name, Mouse mouse1) {
this.name = name;
this.mouse1 = mouse1;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Mouse getMouse1() {
return mouse1;
}
public void setMouse1(Mouse mouse1) {
this.mouse1 = mouse1;
}
}

8
spring_ioc_01/src/main/java/com/msb/bean/Dept.java
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@ -0,0 +1,8 @@
package com.msb.bean;
/**
* @Author: Ma HaiYang
* @Description: MircoMessage:Mark_7001
*/
public class Dept {
}

21
spring_ioc_01/src/main/java/com/msb/bean/Emp.java
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@ -0,0 +1,21 @@
package com.msb.bean;
/**
* @Author: Ma HaiYang
* @Description: MircoMessage:Mark_7001
*/
public class Emp {
private Dept dept;
public void setDept(Dept dept) {
this.dept = dept;
}
@Override
public String toString() {
return "Emp{" +
"dept=" + dept +
'}';
}
}

41
spring_ioc_01/src/main/java/com/msb/bean/Mouse.java
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@ -0,0 +1,41 @@
package com.msb.bean;
import java.util.Date;
public class Mouse {
private String name;
private Date birthdate;
@Override
public String toString() {
return "Mouse{" +
"name='" + name + '\'' +
", birthdate=" + birthdate +
'}';
}
public Mouse() {
}
public Mouse(String name, Date birthdate) {
this.name = name;
this.birthdate = birthdate;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Date getBirthdate() {
return birthdate;
}
public void setBirthdate(Date birthdate) {
this.birthdate = birthdate;
}
}

81
spring_ioc_01/src/main/java/com/msb/bean/Student.java
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@ -0,0 +1,81 @@
package com.msb.bean;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.Set;
/**
* @Author: Ma HaiYang
* @Description: MircoMessage:Mark_7001
*/
public class Student {
private String[] books;
private Set<String> bookSet;
private List<String> bookList;
private Map<String,String> bookMap;
private List<Book> bookList2;
@Override
public String toString() {
return "Student{" +
"books=" + Arrays.toString(books) +
", bookSet=" + bookSet +
", bookList=" + bookList +
", bookMap=" + bookMap +
", bookList2=" + bookList2 +
'}';
}
public String[] getBooks() {
return books;
}
public void setBooks(String[] books) {
this.books = books;
}
public Set<String> getBookSet() {
return bookSet;
}
public void setBookSet(Set<String> bookSet) {
this.bookSet = bookSet;
}
public List<String> getBookList() {
return bookList;
}
public void setBookList(List<String> bookList) {
this.bookList = bookList;
}
public Map<String, String> getBookMap() {
return bookMap;
}
public void setBookMap(Map<String, String> bookMap) {
this.bookMap = bookMap;
}
public List<Book> getBookList2() {
return bookList2;
}
public void setBookList2(List<Book> bookList2) {
this.bookList2 = bookList2;
}
public Student() {
}
public Student(String[] books, Set<String> bookSet, List<String> bookList, Map<String, String> bookMap, List<Book> bookList2) {
this.books = books;
this.bookSet = bookSet;
this.bookList = bookList;
this.bookMap = bookMap;
this.bookList2 = bookList2;
}
}

51
spring_ioc_01/src/main/java/com/msb/bean/User.java
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@ -0,0 +1,51 @@
package com.msb.bean;
public class User {
private Integer userid;
private String username;
private String password;
public User(){
// System.out.println("没有参数的构造方法");
System.out.println("第一步：构造user");
}
public User(Integer userid, String username, String password){
this.userid = userid;
this.username = username;
this.password = password;
System.out.println("有参数的构造方法");
}
public void initMethod(){
System.out.println("第三步：初始化");
}
public void destroyMethod(){
System.out.println("第五步：销毁对象");
}
public void setUserid(Integer userid) {
this.userid = userid;
System.out.println("第二步：设置属性");
}
public void setUsername(String username) {
this.username = username;
}
public void setPassword(String password) {
this.password = password;
}
@Override
public String toString() {
return "User{" +
"userid=" + userid +
", username='" + username + '\'' +
", password='" + password + '\'' +
'}';
}
}

38
spring_ioc_01/src/main/resources/applicationContext.xml
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@ -0,0 +1,38 @@
<?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:p="http://www.springframework.org/schema/p"
xmlns:c="http://www.springframework.org/schema/c"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd">
<bean id="user1" class="com.msb.bean.User"/>
<!-- new User() setUserid("1")... -->
<bean id="user2" class="com.msb.bean.User">
<property name="userid" value="2"/>
<property name="username" value="用户2"/>
<property name="password" value="123456"/>
</bean>
<!--
User user3=new User(1,"","")
-->
<bean id="user3" class="com.msb.bean.User">
<constructor-arg name="userid" value="3"/>
<constructor-arg name="username" value="小明"/>
<constructor-arg name="password" value="567890"/>
</bean>
<bean id="user4" class="com.msb.bean.User">
<constructor-arg index="0" value="4"/>
<constructor-arg index="1" value="小黑"/>
<constructor-arg index="2" value="654321"/>
</bean>
<!--
通过p名称空间和c名称空间实现DI
-->
<bean id="user5" class="com.msb.bean.User" p:userid="5" p:username="小东" p:password="111111" />
<bean id="user6" class="com.msb.bean.User" c:userid="6" c:username="小西" c:password="222222" />
</beans>

49
spring_ioc_01/src/main/resources/applicationContext1.xml
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@ -0,0 +1,49 @@
<?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:p="http://www.springframework.org/schema/p"
xmlns:c="http://www.springframework.org/schema/c"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd">
<!--告诉容器准备一个Date对象-->
<bean id="date1" class="java.util.Date"/>
<bean id="mouse1" class="com.msb.bean.Mouse">
<property name="name" value="Jerry"/>
<!--bean引用引用外部bean-->
<property name="birthdate" ref="date1"/>
</bean>
<bean id="cat1" class="com.msb.bean.Cat">
<property name="name" value="Tom"/>
<!--引用内部bean-->
<property name="mouse1" >
<bean class="com.msb.bean.Mouse">
<property name="name" value="Jerry2"/>
<property name="birthdate">
<bean class="java.util.Date"/>
</property>
</bean>
</property>
</bean>
<bean id="mouse2" class="com.msb.bean.Mouse"/>
<bean id="cat2" class="com.msb.bean.Cat">
<property name="name" value="Tom2"/>
<property name="mouse1" ref="mouse2"/>
<!--用反射调用get*** 方法,获得对象之后,再赋值-->
<property name="mouse1.name" value="Jerry3"/>
<property name="mouse1.birthdate">
<bean class="java.util.Date"/>
</property>
</bean>
</beans>

49
spring_ioc_01/src/main/resources/applicationContext2.xml
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@ -0,0 +1,49 @@
<?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:p="http://www.springframework.org/schema/p"
xmlns:c="http://www.springframework.org/schema/c"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd">
<!--告诉容器准备一个Date对象-->
<bean id="date1" class="java.util.Date"/>
<bean id="mouse1" class="com.msb.bean.Mouse">
<property name="name" value="Jerry"/>
<!--bean引用引用外部bean-->
<property name="birthdate" ref="date1"/>
</bean>
<bean id="cat1" class="com.msb.bean.Cat">
<property name="name" value="Tom"/>
<!--引用内部bean-->
<property name="mouse1" >
<bean class="com.msb.bean.Mouse">
<property name="name" value="Jerry2"/>
<property name="birthdate">
<bean class="java.util.Date"/>
</property>
</bean>
</property>
</bean>
<bean id="mouse2" class="com.msb.bean.Mouse"/>
<bean id="cat2" class="com.msb.bean.Cat">
<property name="name" value="Tom2"/>
<property name="mouse1" ref="mouse2"/>
<!--用反射调用get*** 方法,获得对象之后,再赋值-->
<property name="mouse1.name" value="Jerry3"/>
<property name="mouse1.birthdate">
<bean class="java.util.Date"/>
</property>
</bean>
</beans>

63
spring_ioc_01/src/main/resources/applicationContext3.xml
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@ -0,0 +1,63 @@
<?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:p="http://www.springframework.org/schema/p"
xmlns:c="http://www.springframework.org/schema/c"
xmlns:util="http://www.springframework.org/schema/util"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util.xsd
">
<!-- 对象集合 -->
<util:list id="bookList">
<bean id="b1" class="com.msb.bean.Book" p:bname="JAVA" p:author="马士兵"/>
<bean id="b2" class="com.msb.bean.Book" p:bname="Go" p:author="马士兵"/>
<bean id="b3" class="com.msb.bean.Book" p:bname="JVM" p:author="马士兵"/>
</util:list>
<bean id="student1" class="com.msb.bean.Student">
<!--数组属性注入-->
<property name="books">
<array>
<value>JAVA</value>
<value>MySQL</value>
<value>Spring</value>
</array>
</property>
<!--set集合注入-->
<property name="bookSet">
<set>
<value>JAVA</value>
<value>MySQL</value>
<value>Spring</value>
</set>
</property>
<!--list集合注入-->
<property name="bookList">
<list>
<value>JAVA</value>
<value>MySQL</value>
<value>Spring</value>
</list>
</property>
<!--map集合注入-->
<property name="bookMap">
<map>
<entry key="JAVA" value="马士兵"/>
<entry key="Go" value="马士兵"/>
<entry key="JVM" value="马士兵"/>
</map>
</property>
<!--List对象集合注入-->
<property name="bookList2" ref="bookList"/>
</bean>
</beans>

19
spring_ioc_01/src/main/resources/applicationContext4.xml
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@ -0,0 +1,19 @@
<?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:p="http://www.springframework.org/schema/p"
xmlns:c="http://www.springframework.org/schema/c"
xmlns:util="http://www.springframework.org/schema/util"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util.xsd
">
<bean id="user" class="com.msb.bean.User" init-method="initMethod" destroy-method="destroyMethod">
<property name="userid" value="1"/>
</bean>
</beans>

15
spring_ioc_01/src/main/resources/applicationContext5.xml
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@ -0,0 +1,15 @@
<?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:p="http://www.springframework.org/schema/p"
xmlns:c="http://www.springframework.org/schema/c"
xmlns:util="http://www.springframework.org/schema/util"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util.xsd
">
<bean id="dept" class="com.msb.bean.Dept" />
<bean id="emp" class="com.msb.bean.Emp" autowire="byName"/>
</beans>

24
spring_ioc_01/src/main/resources/applicationContext6.xml
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@ -0,0 +1,24 @@
<?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:p="http://www.springframework.org/schema/p"
xmlns:c="http://www.springframework.org/schema/c"
xmlns:util="http://www.springframework.org/schema/util"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
">
<context:property-placeholder location="classpath:jdbc.properties"/>
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource">
<property name="username" value="${jdbc_username}"></property>
<property name="password" value="${jdbc_password}"></property>
<property name="url" value="${jdbc_url}"></property>
<property name="driverClassName" value="${jdbc_driver}"></property>
</bean>
</beans>

4
spring_ioc_01/src/main/resources/jdbc.properties
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@ -0,0 +1,4 @@
jdbc_username=root
jdbc_password=12345678
jdbc_driver=com.mysql.cj.jdbc.Driver
jdbc_url=jdbc:mysql://127.0.0.1:3306/learnjdbc?useSSL=false&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai&allowPublicKeyRetrieval=true

31
spring_ioc_01/src/test/java/com/msb/Test1.java
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@ -0,0 +1,31 @@
package com.msb;
import com.msb.bean.User;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class Test1 {
@org.junit.Test
public void testGetBean(){
ApplicationContext applicationContext = new ClassPathXmlApplicationContext("applicationContext.xml");
User user1 = applicationContext.getBean("user1", User.class);
System.out.println(user1);
User user2 = applicationContext.getBean("user2", User.class);
System.out.println(user2);
User user3 = applicationContext.getBean("user3", User.class);
System.out.println(user3);
User user4 = applicationContext.getBean("user4", User.class);
System.out.println(user4);
User user5 = applicationContext.getBean("user5", User.class);
System.out.println(user5);
User user6 = applicationContext.getBean("user6", User.class);
System.out.println(user6);
}
}

26
spring_ioc_01/src/test/java/com/msb/Test2.java
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@ -0,0 +1,26 @@
package com.msb;
import com.msb.bean.Cat;
import com.msb.bean.Mouse;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class Test2 {
@Test
public void testGetBean(){
ApplicationContext applicationContext = new ClassPathXmlApplicationContext("applicationContext1.xml");
Mouse mouse = applicationContext.getBean("mouse1", Mouse.class);
System.out.println(mouse);
Cat cat1 = applicationContext.getBean("cat1", Cat.class);
System.out.println(cat1);
Cat cat2 = applicationContext.getBean("cat2", Cat.class);
System.out.println(cat2);
}
}

25
spring_ioc_01/src/test/java/com/msb/Test3.java
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@ -0,0 +1,25 @@
package com.msb;
import com.msb.bean.Mouse;
import com.msb.bean.Student;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import java.util.Arrays;
public class Test3 {
@Test
public void testGetBean(){
ApplicationContext applicationContext=new ClassPathXmlApplicationContext("applicationContext3.xml");
Student student1 = applicationContext.getBean("student1", Student.class);
System.out.println(Arrays.toString(student1.getBooks()));
System.out.println(student1.getBookSet());
System.out.println(student1.getBookList());
System.out.println(student1.getBookMap());
System.out.println(student1.getBookList2());
}
}

18
spring_ioc_01/src/test/java/com/msb/Test4.java
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@ -0,0 +1,18 @@
package com.msb;
import com.msb.bean.User;
import org.junit.Test;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class Test4 {
@Test
public void testGetBean(){
ClassPathXmlApplicationContext applicationContext=new ClassPathXmlApplicationContext("applicationContext4.xml");
User user = applicationContext.getBean("user", User.class);
System.out.println("第四部: 获取");
applicationContext.close();
}
}

17
spring_ioc_01/src/test/java/com/msb/Test5.java
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@ -0,0 +1,17 @@
package com.msb;
import com.msb.bean.Emp;
import com.msb.bean.User;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class Test5 {
@Test
public void testGetBean(){
ApplicationContext applicationContext=new ClassPathXmlApplicationContext("applicationContext5.xml");
Emp emp = applicationContext.getBean("emp", Emp.class);
System.out.println(emp);
}
}

16
spring_ioc_01/src/test/java/com/msb/Test6.java
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@ -0,0 +1,16 @@
package com.msb;
import com.alibaba.druid.pool.DruidDataSource;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class Test6 {
@Test
public void testGetBean(){
ApplicationContext applicationContext=new ClassPathXmlApplicationContext("applicationContext6.xml");
DruidDataSource druidDataSource = applicationContext.getBean("dataSource", DruidDataSource.class);
System.out.println(druidDataSource);
}
}

38
spring_ioc_02/.gitignore vendored
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@ -0,0 +1,38 @@
target/
!.mvn/wrapper/maven-wrapper.jar
!**/src/main/**/target/
!**/src/test/**/target/
### IntelliJ IDEA ###
.idea/modules.xml
.idea/jarRepositories.xml
.idea/compiler.xml
.idea/libraries/
*.iws
*.iml
*.ipr
### Eclipse ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
build/
!**/src/main/**/build/
!**/src/test/**/build/
### VS Code ###
.vscode/
### Mac OS ###
.DS_Store

31
spring_ioc_02/pom.xml
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@ -0,0 +1,31 @@
<?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>org.example</groupId>
<artifactId>spring_ioc_02</artifactId>
<version>1.0-SNAPSHOT</version>
<properties>
<maven.compiler.source>17</maven.compiler.source>
<maven.compiler.target>17</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>6.0.11</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13.2</version>
<scope>test</scope>
</dependency>
</dependencies>
</project>

11
spring_ioc_02/src/main/java/com/msb/bean/Student.java
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@ -0,0 +1,11 @@
package com.msb.bean;
import org.springframework.stereotype.Service;
@Service
public class Student {
@Override
public String toString() {
return "Student{}";
}
}

12
spring_ioc_02/src/main/java/com/msb/bean/User.java
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@ -0,0 +1,12 @@
package com.msb.bean;
import org.springframework.stereotype.Component;
@Component
public class User {
@Override
public String toString() {
return "User{}";
}
}

9
spring_ioc_02/src/main/java/com/msb/config/SpringConfig.java
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@ -0,0 +1,9 @@
package com.msb.config;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.PropertySource;
@ComponentScan(basePackages = "com.msb")
@PropertySource("classpath:demo.properties")
public class SpringConfig {
}

7
spring_ioc_02/src/main/java/com/msb/controller/UserController.java
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@ -0,0 +1,7 @@
package com.msb.controller;
import org.springframework.stereotype.Controller;
@Controller
public class UserController {
}

5
spring_ioc_02/src/main/java/com/msb/dao/UserDao.java
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@ -0,0 +1,5 @@
package com.msb.dao;
public interface UserDao {
void add();
}

12
spring_ioc_02/src/main/java/com/msb/dao/impl/UserDaoImplA.java
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@ -0,0 +1,12 @@
package com.msb.dao.impl;
import com.msb.dao.UserDao;
import org.springframework.stereotype.Repository;
@Repository
public class UserDaoImplA implements UserDao {
@Override
public void add(){
System.out.println("UserDaoImplA add ....");
}
}

12
spring_ioc_02/src/main/java/com/msb/dao/impl/UserDaoImplB.java
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@ -0,0 +1,12 @@
package com.msb.dao.impl;
import com.msb.dao.UserDao;
import org.springframework.stereotype.Repository;
@Repository
public class UserDaoImplB implements UserDao {
@Override
public void add(){
System.out.println("UserDaoImplB add ....");
}
}

5
spring_ioc_02/src/main/java/com/msb/service/UserService.java
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@ -0,0 +1,5 @@
package com.msb.service;
public interface UserService {
void add();
}

34
spring_ioc_02/src/main/java/com/msb/service/impl/UserServiceImpl.java
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@ -0,0 +1,34 @@
package com.msb.service.impl;
import com.msb.dao.UserDao;
import com.msb.service.UserService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;
@Service
public class UserServiceImpl implements UserService {
@Autowired
@Qualifier("userDaoImplA")
private UserDao userDao;
// 普通数据类型的属性赋值 8+String
@Value("${name}")
private String name;
@Value("${gender}")
private String gender;
@Value("${age}")
private Integer age;
@Override
public void add(){
System.out.println("userServiceImpl add().....");
userDao.add();
System.out.println(name);
System.out.println(gender);
System.out.println(age);
}
}

12
spring_ioc_02/src/main/resources/applicationContext.xml
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@ -0,0 +1,12 @@
<?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:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
">
<context:component-scan base-package="com.msb.bean"/>
</beans>

14
spring_ioc_02/src/main/resources/applicationContext1.xml
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@ -0,0 +1,14 @@
<?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:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
">
<context:component-scan base-package="com.msb"/>
<context:property-placeholder location="classpath:demo.properties"/>
</beans>

3
spring_ioc_02/src/main/resources/demo.properties
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@ -0,0 +1,3 @@
name=\u5C0F\u660E
gender=\u7537
age=31

20
spring_ioc_02/src/test/java/com/msb/Test1.java
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@ -0,0 +1,20 @@
package com.msb;
import com.msb.bean.Student;
import com.msb.bean.User;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class Test1 {
@Test
public void testGetBean(){
ApplicationContext applicationContext = new ClassPathXmlApplicationContext("applicationContext.xml");
User user = applicationContext.getBean("user", User.class);
System.out.println(user);
Student student = applicationContext.getBean("student", Student.class);
System.out.println(student);
}
}

28
spring_ioc_02/src/test/java/com/msb/Test2.java
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@ -0,0 +1,28 @@
package com.msb;
import com.msb.config.SpringConfig;
import com.msb.service.UserService;
import com.msb.service.impl.UserServiceImpl;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class Test2 {
@Test
public void testGetBean(){
ApplicationContext applicationContext = new ClassPathXmlApplicationContext("applicationContext1.xml");
UserService userService = applicationContext.getBean("userServiceImpl", UserServiceImpl.class);
userService.add();
}
@Test
public void testGetBean2(){
ApplicationContext applicationContext = new AnnotationConfigApplicationContext(SpringConfig.class);
UserService userService = applicationContext.getBean("userServiceImpl", UserServiceImpl.class);
userService.add();
}
}

38
spring_jbdctemplate_01/.gitignore vendored
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@ -0,0 +1,38 @@
target/
!.mvn/wrapper/maven-wrapper.jar
!**/src/main/**/target/
!**/src/test/**/target/
### IntelliJ IDEA ###
.idea/modules.xml
.idea/jarRepositories.xml
.idea/compiler.xml
.idea/libraries/
*.iws
*.iml
*.ipr
### Eclipse ###
.apt_generated
.classpath
.factorypath
.project
.settings
.springBeans
.sts4-cache
### NetBeans ###
/nbproject/private/
/nbbuild/
/dist/
/nbdist/
/.nb-gradle/
build/
!**/src/main/**/build/
!**/src/test/**/build/
### VS Code ###
.vscode/
### Mac OS ###
.DS_Store

87
spring_jbdctemplate_01/pom.xml
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@ -0,0 +1,87 @@
<?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>org.example</groupId>
<artifactId>spring_jbdctemplate_01</artifactId>
<version>1.0-SNAPSHOT</version>
<properties>
<maven.compiler.source>17</maven.compiler.source>
<maven.compiler.target>17</maven.compiler.target>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<!--spring核心容器包-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>6.0.11</version>
</dependency>
<!--spring切面包-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aspects</artifactId>
<version>6.0.11</version>
</dependency>
<!--aop联盟包-->
<dependency>
<groupId>aopalliance</groupId>
<artifactId>aopalliance</artifactId>
<version>1.0</version>
</dependency>
<!--德鲁伊连接池-->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.10</version>
</dependency>
<!--mysql驱动-->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>8.0.28</version>
</dependency>
<!--springJDBC包-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>6.0.11</version>
</dependency>
<!--spring事务控制包-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>6.0.11</version>
</dependency>
<!--spring orm 映射依赖-->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-orm</artifactId>
<version>6.0.11</version>
</dependency>
<!--Apache Commons日志包-->
<dependency>
<groupId>commons-logging</groupId>
<artifactId>commons-logging</artifactId>
<version>1.2</version>
</dependency>
<!--Junit单元测试-->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.13.2</version>
<scope>test</scope>
</dependency>
<!--lombok -->
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>1.18.12</version>
<scope>provided</scope>
</dependency>
</dependencies>
</project>

13
spring_jbdctemplate_01/src/main/java/com/msb/dao/DeptDao.java
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package com.msb.dao;
import com.msb.pojo.Dept;
import java.util.List;
public interface DeptDao {
int[] batchAdd(List<Dept> deptList);
int[] batchUpdate(List<Dept> deptList);
int[] batchDelete(List<Integer> deptnos);
}

19
spring_jbdctemplate_01/src/main/java/com/msb/dao/StudentDao.java
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@ -0,0 +1,19 @@
package com.msb.dao;
import com.msb.pojo.Student;
import java.util.List;
public interface StudentDao {
int findStuCount();
Student findStuById(int id);
List<Student> findStuByGrade(int grade);
int createStudent(Student student);
int updateStudent(Student student);
int deleteById(int id);
}

73
spring_jbdctemplate_01/src/main/java/com/msb/dao/impl/DeptDaoImpl.java
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package com.msb.dao.impl;
import com.msb.dao.DeptDao;
import com.msb.pojo.Dept;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.stereotype.Repository;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
@Repository
public class DeptDaoImpl implements DeptDao {
private final JdbcTemplate jdbcTemplate;
public DeptDaoImpl(JdbcTemplate jdbcTemplate) {
this.jdbcTemplate = jdbcTemplate;
}
/**
* 批量添加部门
* @param deptList
* @return
*/
@Override
public int[] batchAdd(List<Dept> deptList) {
String sql = "insert into dept values(DEFAULT, ?, ?)";
List<Object[]> args = new ArrayList<>();
for (Dept dept: deptList) {
Object[] arg = new Object[]{dept.getDname(), dept.getLoc()};
args.add(arg);
}
return jdbcTemplate.batchUpdate(sql, args);
}
/**
* 批量更新数据
* @param deptList
* @return
*/
@Override
public int[] batchUpdate(List<Dept> deptList) {
String sql = "update dept set dname=?, loc=? where deptno=?";
List<Object[]> args = new ArrayList<>();
for (Dept dept: deptList) {
Object[] arg = new Object[]{dept.getDname(), dept.getLoc(), dept.getDeptno()};
args.add(arg);
}
return jdbcTemplate.batchUpdate(sql, args);
}
/**
* 批量删除部门
* @param deptnos
* @return
*/
@Override
public int[] batchDelete(List<Integer> deptnos) {
String sql = "delete from dept where deptno=?";
List<Object[]> args = new ArrayList<>();
for (Integer deptno: deptnos) {
Object[] arg = new Object[]{deptno};
args.add(arg);
}
return jdbcTemplate.batchUpdate(sql, args);
}
}

98
spring_jbdctemplate_01/src/main/java/com/msb/dao/impl/StudentDaoImpl.java
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@ -0,0 +1,98 @@
package com.msb.dao.impl;
import com.msb.dao.StudentDao;
import com.msb.pojo.Student;
import org.springframework.jdbc.core.BeanPropertyRowMapper;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.stereotype.Repository;
import java.util.List;
@Repository
public class StudentDaoImpl implements StudentDao {
private final JdbcTemplate jdbcTemplate;
public StudentDaoImpl(JdbcTemplate jdbcTemplate){
this.jdbcTemplate = jdbcTemplate;
}
/**
* 查询数据库条数
* queryForObject(sql, Integer.class)
* @return
*/
@Override
public int findStuCount() {
String sql = "select count(*) from students";
return jdbcTemplate.queryForObject(sql, Integer.class);
}
/**
* 查询某条记录
*
* @param id
* @return
*/
@Override
public Student findStuById(int id) {
String sql = "select * from students where id = ?";
BeanPropertyRowMapper<Student> rowMapper = new BeanPropertyRowMapper<>(Student.class);
return jdbcTemplate.queryForObject(sql, rowMapper, id);
}
/**
* 查询多条记录的集合
* @param grade
* @return
*/
@Override
public List<Student> findStuByGrade(int grade) {
String sql = "select * from students where grade = ?";
BeanPropertyRowMapper<Student> rowMapper = new BeanPropertyRowMapper<>(Student.class);
return jdbcTemplate.query(sql, rowMapper, grade);
}
/**
* 添加记录
* @param student
* @return
*/
@Override
public int createStudent(Student student) {
String sql = "insert into students values(DEFAULT, ?, ?, ?,?)";
Object[] args = new Object[]{
student.getName(),student.getGender(),student.getGrade(),student.getScore()
};
return jdbcTemplate.update(sql, args);
}
/**
* 更新数据
* @param student
* @return
*/
@Override
public int updateStudent(Student student) {
String sql = "update students set name=?, gender=?,grade=?,score=? where id = ?";
Object[] args = new Object[]{
student.getName(),student.getGender(),student.getGrade(),student.getScore(), student.getId()
};
return jdbcTemplate.update(sql, args);
}
/**
* 删除记录
* @param id
* @return
*/
@Override
public int deleteById(int id) {
String sql = "delete from students where id = ?";
return jdbcTemplate.update(sql, id);
}
}

14
spring_jbdctemplate_01/src/main/java/com/msb/pojo/Dept.java
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@ -0,0 +1,14 @@
package com.msb.pojo;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
@NoArgsConstructor
@AllArgsConstructor
@Data
public class Dept {
private Integer deptno;
private String dname;
private String loc;
}

18
spring_jbdctemplate_01/src/main/java/com/msb/pojo/Student.java
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@ -0,0 +1,18 @@
package com.msb.pojo;
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
import java.io.Serializable;
@Data
@AllArgsConstructor
@NoArgsConstructor
public class Student implements Serializable {
private Integer id;
private String name;
private Integer gender;
private Integer grade;
private Integer score;
}

13
spring_jbdctemplate_01/src/main/java/com/msb/service/DeptService.java
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@ -0,0 +1,13 @@
package com.msb.service;
import com.msb.pojo.Dept;
import java.util.List;
public interface DeptService {
int[] batchAdd(List<Dept> deptList);
int[] batchUpdate(List<Dept> deptList);
int[] batchDelete(List<Integer> deptnos);
}

19
spring_jbdctemplate_01/src/main/java/com/msb/service/StudentService.java
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@ -0,0 +1,19 @@
package com.msb.service;
import com.msb.pojo.Student;
import java.util.List;
public interface StudentService {
int findStuCount();
Student findStuById(int id);
List<Student> findStuByGrade(int grade);
int createStudent(Student student);
int updateStudent(Student student);
int deleteById(int id);
}

32
spring_jbdctemplate_01/src/main/java/com/msb/service/impl/DeptServiceImpl.java
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package com.msb.service.impl;
import com.msb.dao.DeptDao;
import com.msb.pojo.Dept;
import com.msb.service.DeptService;
import org.springframework.stereotype.Service;
import java.util.List;
@Service
public class DeptServiceImpl implements DeptService {
private final DeptDao deptDao;
public DeptServiceImpl(DeptDao deptDao){
this.deptDao = deptDao;
}
@Override
public int[] batchAdd(List<Dept> deptList) {
return deptDao.batchAdd(deptList);
}
@Override
public int[] batchUpdate(List<Dept> deptList) {
return deptDao.batchUpdate(deptList);
}
@Override
public int[] batchDelete(List<Integer> deptnos) {
return deptDao.batchDelete(deptnos);
}
}

47
spring_jbdctemplate_01/src/main/java/com/msb/service/impl/StudentServiceImpl.java
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package com.msb.service.impl;
import com.msb.dao.StudentDao;
import com.msb.pojo.Student;
import com.msb.service.StudentService;
import org.springframework.stereotype.Service;
import java.util.List;
@Service
public class StudentServiceImpl implements StudentService {
private final StudentDao studentDao;
public StudentServiceImpl(StudentDao studentDao){
this.studentDao = studentDao;
}
@Override
public int findStuCount() {
return studentDao.findStuCount();
}
@Override
public Student findStuById(int id) {
return studentDao.findStuById(id);
}
@Override
public List<Student> findStuByGrade(int grade) {
return studentDao.findStuByGrade(grade);
}
@Override
public int createStudent(Student student) {
return studentDao.createStudent(student);
}
@Override
public int updateStudent(Student student) {
return studentDao.updateStudent(student);
}
@Override
public int deleteById(int id) {
return studentDao.deleteById(id);
}
}

35
spring_jbdctemplate_01/src/main/resources/applicationContext.xml
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<?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:p="http://www.springframework.org/schema/p"
xmlns:c="http://www.springframework.org/schema/c"
xmlns:util="http://www.springframework.org/schema/util"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/util
http://www.springframework.org/schema/util/spring-util.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop.xsd
">
<!--spring 注解扫描-->
<context:component-scan base-package="com.msb"/>
<!--读取jdbc配置文件-->
<context:property-placeholder location="classpath:jdbc.properties"/>
<!--配置德鲁伊连接池-->
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource">
<property name="username" value="${jdbc_username}"></property>
<property name="password" value="${jdbc_password}"></property>
<property name="url" value="${jdbc_url}"></property>
<property name="driverClassName" value="${jdbc_driver}"></property>
</bean>
<!--配置JDBCTemplate对象,并向里面注入DataSource-->
<bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate">
<!--通过set方法注入连接池-->
<property name="dataSource" ref="dataSource"></property>
</bean>
</beans>

4
spring_jbdctemplate_01/src/main/resources/jdbc.properties
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@ -0,0 +1,4 @@
jdbc_username=root
jdbc_password=12345678
jdbc_driver=com.mysql.cj.jdbc.Driver
jdbc_url=jdbc:mysql://localhost:3306/learnjdbc?useSSL=false&useUnicode=true&characterEncoding=UTF-8&serverTimezone=Asia/Shanghai&allowPublicKeyRetrieval=true

49
spring_jbdctemplate_01/src/test/java/com/msb/test/TestDept.java
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package com.msb.test;
import com.msb.pojo.Dept;
import com.msb.service.DeptService;
import com.msb.service.StudentService;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
public class TestDept {
@Test
public void testBatchAdd(){
ApplicationContext applicationContext = new ClassPathXmlApplicationContext("applicationContext.xml");
DeptService deptService = applicationContext.getBean(DeptService.class);
List<Dept> deptList = new ArrayList<>();
for (int i = 0; i < 10; i++) {
deptList.add(new Dept(null, "cname"+i, "loc"+i));
}
int[] rows= deptService.batchAdd(deptList);
System.out.println(Arrays.toString(rows));
}
@Test
public void testBatchUpdate(){
ApplicationContext applicationContext = new ClassPathXmlApplicationContext("applicationContext.xml");
DeptService deptService = applicationContext.getBean(DeptService.class);
List<Dept> deptList = new ArrayList<>();
for (int i = 31; i <= 40; i++) {
deptList.add(new Dept(i, "newName", "newLoc"));
}
int[] rows= deptService.batchUpdate(deptList);
System.out.println(Arrays.toString(rows));
}
@Test
public void testBatchDelete(){
ApplicationContext applicationContext = new ClassPathXmlApplicationContext("applicationContext.xml");
DeptService deptService = applicationContext.getBean(DeptService.class);
List<Integer> deptnos = new ArrayList<>();
for (int i = 31; i <= 40; i++) {
deptnos.add(i);
}
int[] rows= deptService.batchDelete(deptnos);
System.out.println(Arrays.toString(rows));
}
}

38
spring_jbdctemplate_01/src/test/java/com/msb/test/TestStudent.java
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package com.msb.test;
import com.msb.pojo.Dept;
import com.msb.pojo.Student;
import com.msb.service.StudentService;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import java.util.ArrayList;
import java.util.List;
public class TestStudent {
@Test
public void testStudentCurd(){
ApplicationContext applicationContext = new ClassPathXmlApplicationContext("applicationContext.xml");
StudentService studentService = applicationContext.getBean(StudentService.class);
int rows = studentService.findStuCount();
System.out.println(rows);
Student student = studentService.findStuById(1);
System.out.println(student);
List<Student> students = studentService.findStuByGrade(1);
students.forEach(System.out::println);
// Student newStu = new Student(null, "demo", 1, 1, 90);
// int row = studentService.createStudent(newStu);
// System.out.println(row);
// int row = studentService.updateStudent(new Student(13, "张三", 1, 3, 90));
// System.out.println(row);
int row = studentService.deleteById(14);
System.out.println(row);
}
}
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