20160125--Spring

package com.hanqi;

import java.util.*;

import com.hanqi.User;

public class HelloWorld {

    
    public HelloWorld()
    {
        
    }
    
    public HelloWorld(String name)
    {
        this.name = name;
    }
    
    private User user;
    
    private String name;

    public String getName() {
        return name;
    }

    public void setName(String name) {
        
        System.out.println("设置name = "  + name);
        
        this.name = name;
    }
    
    public User getUser() {
        return user;
    }

    public void setUser(User user) {
        this.user = user;
    }

    public void sayHello()
    {
        System.out.println("Hello " + name + "   " + user);
    }
    
    private List<User> userlist;

    public List<User> getUserlist() {
        return userlist;
    }

    public void setUserlist(List<User> userlist) {
        this.userlist = userlist;
    }


    
}

<?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"
    xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">

<!-- autowire="byName"  bean的id和要装配的属性名一致，根据属性名进行自动装配 -->
<!--     <bean id="helloWorld" autowire="byName" class="com.hanqi.HelloWorld">         -->

<!-- autowire="byType"  根据bean的类型进行自动匹配的，要求同一类型的bean只能被定义一个 -->
<!--        <bean id="helloWorld" autowire="byType" class="com.hanqi.HelloWorld">    -->
        
        <bean id="helloWorld"  scope="prototype" class="com.hanqi.HelloWorld" p:user-ref="user2">
         <property name="name" value="测试1"></property>    
             <property name="userlist">
                 <list >
                     <ref bean="user1" />
                 </list>
             </property>
    </bean>
    
    <bean id="user1" class="com.hanqi.User">
    
    <property name="name" value="测试3"></property>
    <property name="age" value="20"></property>
    <property name="sex" value="男"></property>
    
    </bean>
    
    
    <bean id="user2" class="com.hanqi.User" p:name="测试4" p:age="30" p:sex="男">
    </bean>
    
</beans>

package com.hanqi;

public class User {

    public User()
    {
        
    }
    
    
    @Override
    public String toString() {
        return "User [name=" + name + ", age=" + age + ", sex=" + sex + "]";
    }

    
    public User(String name, int age, String sex) {
        super();
        this.name = name;
        this.age = age;
        this.sex = sex;
    }
    
    public User(String name, String sex, int age) {
        super();
        this.name = name;
        this.age = age;
        this.sex = sex;
    }

    private String name;
    private int age;
    private String sex;

    
    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public String getSex() {
        return sex;
    }

    public void setSex(String sex) {
        this.sex = sex;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }
}

package com.hanqi;

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class TestSp {

    public static void main(String[] args) {
        
        //构建容器
        ApplicationContext ac = new ClassPathXmlApplicationContext("applicationContext.xml");
        
        HelloWorld hw = (HelloWorld)ac.getBean("helloWorld");
        
        hw.sayHello();
        
        
        HelloWorld hw1 = (HelloWorld)ac.getBean("helloWorld");
        System.out.println(hw == hw1);

    }

}