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本人是个新手，写下博客用于自我复习、自我总结。

Person,java：

import java.util.List;import java.util.Map;import java.util.Properties;public class Person {
   		//基本类型直接使用	//
   它会自动进行类型转换	private String lastName;	private Integer age;	private String gender;	private String email;		public Person(String lastName, Integer age, String gender) {
   		super();		this.lastName = lastName;		this.age = age;		this.gender = gender;		System.out.println("三个参数的构造器...age");	}	public Person(String lastName, String email, String gender) {
   		super();		this.lastName = lastName;		this.gender = gender;		this.email = email;		System.out.println("三个参数的构造器...email");	}	public Person(String lastName, Integer age, String gender, String email) {
   		super();		this.lastName = lastName;		this.age = age;		this.gender = gender;		this.email = email;		System.out.println("有参构造器...");	}	public Person() {
   		super();		// TODO Auto-generated constructor stub		System.out.println("person创建了...");	}	public String getLastName() {
   		return lastName;	}	public void setLastName(String lastName) {
   		this.lastName = lastName;		System.out.println("setLastName..."+lastName);	}	public Integer getAge() {
   		return age;	}	public void setAge(Integer age) {
   		this.age = age;	}	public String getGender() {
   		return gender;	}	public void setGender(String gender) {
   		this.gender = gender;	}	public String getEmail() {
   		return email;	}	public void setEmail(String email) {
   		this.email = email;	}	@Override	public String toString() {
   		return "Person [lastName=" + lastName + ", age=" + age + ", gender="				+ gender + ", email=" + email  + "]";	}}

ioc.xml：

IOCTest.java：

import static org.junit.Assert.*;import org.junit.Test;import org.springframework.context.ApplicationContext;import org.springframework.context.support.ClassPathXmlApplicationContext;public class IOCTest {
   	private ApplicationContext ioc=new ClassPathXmlApplicationContext("ioc.xml");		/**	 * 实验2：根据bean的类型从IOC容器中获取bean的实例	 * 如果ioc容器中这个类型的bean有多个，那么用第一种方式查找就会报错。	 * */	@Test	public void test02(){
   		//Person bean=ioc.getBean(Person.class);		//System.out.println(bean);				//还可以这样：		Person bean2=ioc.getBean("person02",Person.class);		System.out.println(bean2);				Object bean3=ioc.getBean("person03");		System.out.println(bean3);				Object bean4=ioc.getBean("person04");		System.out.println(bean4);	}		/**	 * 从容器中拿到这个组件 	 */	@Test	public void test01() {
   				//创建对象是容器做的		Person bean=(Person)ioc.getBean("person01");				System.out.println(bean);	}}

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