java: 什么是javabean???

/**

• 什么是javabean???
• 一个Javabean 私有的属性
• 属性对应的get和set方法

*/
public class Test3 {

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

// 获取对应get,set方法快捷键：鼠标右击，选Sourse-Generate Getters and Setters

public String getName() {
	return name;
}

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

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 static void main(String[] args) {
	Test3 t = new Test3();
	t.setAge(20);
	t.setName("zhansan");
	t.setSex("男");

	System.out.println(t.getAge());
	System.out.println(t.getSex());
	System.out.println(t.getName());
}

}