普通方式创建对象
Spring中使用xml配置注入对象和属性
- bean标签注入对象
- 通过xml配置属性的默认值

Student.java

package com.ctguyxr.spring5.entity;
/**
 * Created By Intellij IDEA
 * @author Xinrui Yu
 * @date 2021/12/7 16:27 星期二
 */
public class Student {
    private String name;
    private String gender;
    public Student() {
    }
    public Student(String name, String gender) {
        this.name = name;
        this.gender = gender;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public String getGender() {
        return gender;
    }
    public void setGender(String gender) {
        this.gender = gender;
    }
    public void say(){
        System.out.println("学生会说话");
    }
    @Override
    public String toString() {
        return "Student{" +
                "name='" + name + '\'' +
                ", gender='" + gender + '\'' +
                '}';
    }
}