1恋日、環(huán)境約束
win10 64位操作系統(tǒng)
idea2018.1.5
jdk-8u162-windows-x64
2怎虫、軟件下載
百度網(wǎng)盤:
鏈接:https://pan.baidu.com/s/1gfnI8NqUYgYK1g0ULGIV2w
提取碼:q9pl
3谋作、前提約束
操作系統(tǒng)中安裝好jdk洲鸠,并已經(jīng)完成配置
4疯兼、創(chuàng)建項目
(1)打開idea
(2)按上圖所示操作乔遮,進入如下頁面:
(3)按上圖所示操作扮超,進入如下頁面:
(4)按上圖所示操作,進入如下界面:
(5)下載jar包完畢蹋肮,進入如下界面:
(6)按上圖所示出刷,點擊“New Window”,等待一會坯辩,進入如下界面:
5馁龟、測試
(1)在src文件夾下創(chuàng)建一個bean.xml,具體操作如下圖所示:
(2)在src文件夾下創(chuàng)建一個net.wanho.entity.User.java漆魔,代碼如下:
import net.wanho.entity;
@Component
public class User {
private int id=1;
private String name="ali";
public User(int id, String name) {
this.id = id;
this.name = name;
}
public User() {
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
(3)修改bean.xml坷檩,在其中加入bean標簽,代碼如下:
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
? ? ?? xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
? ?? xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd">
??? <context:component-scan base-package="net.wanho.entity"></context:component-scan>
</beans>
(4)在src文件夾下增加一個測試類Test.java改抡,代碼如下:
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
public class Test {
public static void main(String[] args) {
??? ApplicationContext applicationContext =new ClassPathXmlApplicationContext("classpath:bean.xml");
??? User user = applicationContext.getBean(User.class);
??? System.out.println(123);
}
}
打上斷點矢炼,執(zhí)行,查看user對象中的值阿纤,具體操作如下圖所示:
至此句灌,我們完成了在idea中創(chuàng)建了一個注解方式的spring項目。