studenttest.java

《Java面向对象程序设计》例子源代码.轻松学习书本.

class Student{
	private String num;
	private String classNum;
	private String name;
	private String sex;
	private int age;
	public Student(String num,String classNum,String name,String sex,int age){
		this.num=num;
		this.classNum=classNum;
		this.name=name;
		this.sex=sex;
		this.age=age;
	}
	public String getNum(){
		return num;
	}
	public String getClassNum(){
		return classNum;
	}
	public String getName(){
		return name;
	}
	public String getSex(){
		return sex;
	}
	public int getAge(){
		return age;
	}
	public void setNum(String num){
		this.num=num;
	}
	public void setClassNum(String classNum){
		this.classNum=classNum;
	}
	public void setName(String name){
		this.name=name;
	}
	public void setSex(String sex){
		this.sex=sex;
	}
	public void setAge(int age){
		this.age=age;
	}
	public String toString(){
		return "学号："+this.num+"\t班号："+this.classNum+"\t姓名："+this.name
		        +"\t性别："+this.sex+"\t年龄："+this.age;
	}
}
class CollegeStudent extends Student{
	private String profession;
	public CollegeStudent(String num,String classNum,String name,String sex,int age,String profession){
		super(num,classNum,name,sex,age);
		this.profession=profession;
	}
	public String getProfession(){
		return profession;
	}
	public void setProfession(String pf){
		profession=pf;
	}
	public String toString(){
		return super.toString()+"\t专业："+this.getProfession();
	}
}
public class StudentTest{
	public static void main(String args[]){
		Student st=new Student("9801001","001","张三","男",20);
		System.out.println(st);
		CollegeStudent cs=new CollegeStudent("9801002","002","李四","女",18,"计算机网络");
		System.out.println(cs);
	}
}