Spring（1）

package domain;

public class Persion {

	private String name;
	private Integer age;

	private SayService sayService;

	public void SayHello() {
		System.out.println("hello world!mkk" + sayService.getName());
	}

	public String getName() {
		return name;
	}

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

	public Integer getAge() {
		return age;
	}

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

	public SayService getSayService() {
		return sayService;
	}

	public void setSayService(SayService sayService) {
		this.sayService = sayService;
	}

}

package domain;

public class SayService {

	private String name;

	public void Say() {
		System.out.println("这个名字是：" + name);

	}

	public String getName() {
		return name;
	}

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

package ApplecationContextTool;

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

final public class ApplicationContextFactory {

	// 做成final，做成单例

	private static ApplicationContext applicationContext = null;

	public ApplicationContextFactory() {
		// TODO Auto-generated constructor stub
		// 体格空的构造方法
	}

	static {
		// 静态语句块，执行一个,静态语句块只执行一次，放到方法区的静态区里面，只有一份，而且是共享的，单例模式的基础
		applicationContext = new ClassPathXmlApplicationContext("applicationContext.xml");
	}

	public static ApplicationContext getApplicationContext() {
		return applicationContext;
	}

}

package Testmain;

import ApplecationContextTool.ApplicationContextFactory;
import domain.Persion;

public class TestOne {

	public static void main(String[] args) {
		// TODO Auto-generated method stub

		// 这里写yongspring的反射获取配置的类的对象和属性

		// 获取spring的applicationContext的对象
		// ApplicationContext applicationContext = new
		// ClassPathXmlApplicationContext("applicationContext.xml");
		// Persion persion = (Persion) applicationContext.getBean("persion");
		// persion.SayHello();

		Persion p = (Persion) ApplicationContextFactory.getApplicationContext().getBean("persion");
		p.SayHello();

	}

}