Spring文件第四课SpringIOC 的三种方案利用注解的方式.（二）

package com.spring.test;
import com.spring.Utils.SpringUtil;
import com.spring.entity.*;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class AnimalTest {
    /**
     * 第一种方案java方式创建对象与赋值
     */
    @Test
    public void java() {
        System.out.println("第一种方案java方式创建对象与赋值");
        Animal animal = new Animal();
        animal.setId(1001);
        animal.setAge("2");
        animal.setName("小鸟");
        animal.setColor("red");
        animal.setHeight(170);
        animal.setWeight(32);
        animal.setX("我是未知的属性");
        System.out.println(animal);
        System.out.print("动物编号" + animal.getId()
                + "动物姓名" + animal.getName()
                + "动物年龄" + animal.getAge()
                + "动物的身高" + animal.getHeight()
                + "动物的体重" + animal.getWeight()
                + "动物的色彩" + animal.getColor()
                + "动物的未知属性" + animal.getX());
    }
    /**
     * 第二种方式Spring创建对象与赋值 Spring框架  利用Bean管理数据
     */
    @Test
    public void SpringDog() {
        System.out.println("第二种方式Spring创建对象与赋值 Spring框架  利用Bean管理数据");
        ApplicationContext ac = new ClassPathXmlApplicationContext("applicationContext.xml");
        Dog dog = ac.getBean("dog", Dog.class);
        System.out.println("利用Spring文件赋值");
        System.out.println("狗的编号" + dog.getId()
                + "狗的姓名" + dog.getName()
                + "狗的年龄"
                + dog.getAge() + "狗的色彩"
                + dog.getColor() + "狗的身高"
                + dog.getHeight() + "狗的体重"
                + dog.getWeight() + "调用Animal的独有属性" +
                dog.getX());
    }
    /**
     * 第三种方式Spring IOC框架注解的方式创建对象与赋值
     */
    @Test
    public  void SpringIocCar(){
//     运行时获得主配置文件
        ApplicationContext ac=new ClassPathXmlApplicationContext("applicationContext.xml");
        Car car=ac.getBean("car",Car.class);
        System.out.println(car);
        System.out.println(car.getName());
    }
    @Test
    public void SpringAnimalStudennt(){
        ApplicationContext ac=new ClassPathXmlApplicationContext("applicationContext.xml");
        Animal animal=ac.getBean("animal",Animal.class);
        System.out.println(animal.getAge());
        System.out.println(animal.getId());
        System.out.println(animal.getName());
//调用
        System.out.println(animal.getStudent().getName());
        System.out.println(animal.getStudent().getAge());
    }
}

"C:\Program Files\Java\jdk1.8.0_171\bin\java.exe" -ea -Didea.test.cyclic.buffer.size=1048576 "-javaagent:E:\IDAE2020\IntelliJ IDEA 2020.1.2\lib\idea_rt.jar=51757:E:\IDAE2020\IntelliJ IDEA 2020.1.2\bin" -Dfile.encoding=UTF-8 -classpath "E:\IDAE2020\IntelliJ IDEA 2020.1.2\lib\idea_rt.jar;E:\IDAE2020\IntelliJ IDEA 2020.1.2\plugins\junit\lib\junit5-rt.jar;E:\IDAE2020\IntelliJ IDEA 2020.1.2\plugins\junit\lib\junit-rt.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\charsets.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\deploy.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\ext\access-bridge-64.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\ext\cldrdata.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\ext\dnsns.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\ext\jaccess.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\ext\jfxrt.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\ext\localedata.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\ext\nashorn.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\ext\sunec.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\ext\sunjce_provider.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\ext\sunmscapi.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\ext\sunpkcs11.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\ext\zipfs.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\javaws.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\jce.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\jfr.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\jfxswt.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\jsse.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\management-agent.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\plugin.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\resources.jar;C:\Program Files\Java\jdk1.8.0_171\jre\lib\rt.jar;D:\SSM\2022年Spring\Spring401\out\production\Spring401;D:\SSM\2022年Spring\Spring401\web\WEB-INF\lib\hamcrest-core-1.3.jar;D:\SSM\2022年Spring\Spring401\web\WEB-INF\lib\junit-4.13.2.jar;D:\SSM\2022年Spring\Spring401\web\WEB-INF\lib\spring-aop-5.0.2.RELEASE.jar;D:\SSM\2022年Spring\Spring401\web\WEB-INF\lib\spring-beans-5.0.2.RELEASE.jar;D:\SSM\2022年Spring\Spring401\web\WEB-INF\lib\spring-context-5.0.2.RELEASE.jar;D:\SSM\2022年Spring\Spring401\web\WEB-INF\lib\spring-core-5.0.2.RELEASE.jar;D:\SSM\2022年Spring\Spring401\web\WEB-INF\lib\spring-expression-5.0.2.RELEASE.jar;D:\SSM\2022年Spring\Spring401\web\WEB-INF\lib\spring-jcl-5.0.2.RELEASE.jar" com.intellij.rt.junit.JUnitStarter -ideVersion5 -junit4 com.spring.test.AnimalTest
四月 24, 2022 8:10:50 下午 org.springframework.context.support.AbstractApplicationContext prepareRefresh
信息: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@3ecf72fd: startup date [Sun Apr 24 20:10:50 CST 2022]; root of context hierarchy
四月 24, 2022 8:10:51 下午 org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
信息: Loading XML bean definitions from class path resource [applicationContext.xml]
Animal的无惨构造
狗的无惨构造
Animal的无惨构造
Animal的无惨构造
这是Car的属性创建对象
Animal{id=1003, name='这里调用的是Car对象的内容小喵喵', age='20', color='白色', height=120, weight=23, x=X的未知数}
这里调用的是Car对象的内容小喵喵
四月 24, 2022 8:10:51 下午 org.springframework.context.support.AbstractApplicationContext prepareRefresh
信息: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@2928854b: startup date [Sun Apr 24 20:10:51 CST 2022]; root of context hierarchy
四月 24, 2022 8:10:51 下午 org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
信息: Loading XML bean definitions from class path resource [applicationContext.xml]
Animal的无惨构造
狗的无惨构造
Animal的无惨构造
Animal的无惨构造
这是Car的属性创建对象
20
1003
这里调用的是Car对象的内容小喵喵
小明
20
第二种方式Spring创建对象与赋值 Spring框架  利用Bean管理数据
四月 24, 2022 8:10:51 下午 org.springframework.context.support.AbstractApplicationContext prepareRefresh
信息: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@4b5a5ed1: startup date [Sun Apr 24 20:10:51 CST 2022]; root of context hierarchy
四月 24, 2022 8:10:51 下午 org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
信息: Loading XML bean definitions from class path resource [applicationContext.xml]
Animal的无惨构造
狗的无惨构造
Animal的无惨构造
Animal的无惨构造
这是Car的属性创建对象
利用Spring文件赋值
狗的编号1002狗的姓名我是Spring框架的对象小狗狗的年龄9狗的色彩黑色狗的身高120狗的体重11调用Animal的独有属性狗的run
第一种方案java方式创建对象与赋值
Animal的无惨构造
Animal{id=1001, name='小鸟', age='2', color='red', height=170, weight=32, x=我是未知的属性}
动物编号1001动物姓名小鸟动物年龄2动物的身高170动物的体重32动物的色彩red动物的未知属性我是未知的属性
Process finished with exit code 0

package com.spring.test;
import com.spring.entity.Student;
import com.spring.entity.Teacher;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class SpringTest {
    @Test
    public void one(){
        //方式一:使用java代码方式创建对象
        //Student student=new Student();
        //方式二:使用Spring框架的xml配置文件方式创建对象
        //<!--<bean id="填对象名" class="要创建对象的类的完整包名"></bean>-->
        //运行时，获得主配置文件
        ApplicationContext ac=new ClassPathXmlApplicationContext("applicationContext.xml");
        Student student=ac.getBean("student",Student.class);
        System.out.println(student);
        System.out.println(student.getName());
        System.out.println(student.getAge());
        System.out.println(student.getPhone());
    }
    @Test
    public void two(){
        ApplicationContext ac=new ClassPathXmlApplicationContext("applicationContext.xml");
        Teacher teacher=ac.getBean("tea",Teacher.class);
        System.out.println(teacher.getName()+"--"+teacher.getAge());
        System.out.println(teacher.getStudent().getName()+
                "--"+teacher.getStudent().getAge()+
                "--"+teacher.getStudent().getPhone());
    }
}

package com.spring.test;
import com.spring.entity.Student;
import com.spring.entity.Teacher;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class SpringTest {
    @Test
    public void one(){
        //方式一:使用java代码方式创建对象
        //Student student=new Student();
        //方式二:使用Spring框架的xml配置文件方式创建对象
        //<!--<bean id="填对象名" class="要创建对象的类的完整包名"></bean>-->
        //运行时，获得主配置文件
        ApplicationContext ac=new ClassPathXmlApplicationContext("applicationContext.xml");
        Student student=ac.getBean("student",Student.class);
        System.out.println(student);
        System.out.println(student.getName());
        System.out.println(student.getAge());
        System.out.println(student.getPhone());
    }
    @Test
    public void two(){
        ApplicationContext ac=new ClassPathXmlApplicationContext("applicationContext.xml");
        Teacher teacher=ac.getBean("tea",Teacher.class);
        System.out.println(teacher.getName()+"--"+teacher.getAge());
        System.out.println(teacher.getStudent().getName()+
                "--"+teacher.getStudent().getAge()+
                "--"+teacher.getStudent().getPhone());
    }
}

package com.spring.utils;
import com.spring.entity.Student;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Scope;
import java.util.Date;
/**
 * 第四种方式
 * 该类用于替代Spring框架的主配置文件
 * @Configuration:该注解用于替代xml文件中的文件头
 */
@Configuration
@ComponentScan("com.spring.entity")
public class SpringUtil {
    //间接获得Student对象
    @Bean(value = "b")
    public Student getStudent(){
        return new Student();
    }
    @Bean(value = "d")
    @Scope(value = "prototype")
    public Date getDate(){
        return new Date();
    }
}

package com.spring.test;
import com.spring.entity.Student;
import com.spring.utils.SpringUtil;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import java.util.Date;
public class SpringTest {
    @Test
    public void one(){
        //1.加载主配置文件
        ApplicationContext ac=new AnnotationConfigApplicationContext(SpringUtil.class);
        Student stu = ac.getBean("stu", Student.class);
        System.out.println(stu.getName()+"--"+stu.getAge());
        //Student stu1 = ac.getBean("stu", Student.class);
        //Spring框架中获得同一个类的多个对象，默认为单例模式，实际是一个对象
        System.out.println(stu);
        //System.out.println(stu1);
        //对数据的关闭
        ((AnnotationConfigApplicationContext) ac).close();
    }
    @Test
    public void two(){
        ApplicationContext ac=new AnnotationConfigApplicationContext(SpringUtil.class);
        Student b = ac.getBean("b", Student.class);
        System.out.println(b.getName()+"--"+b.getAge());
        Date d = ac.getBean("d", Date.class);
        System.out.println(d);
    }
}