studenttest1.java

编程之道--java程序设计入门源代码

/*
*学生类，包括学生的基本信息
*/
public class StudentTest1
{
	
	public static void main(String[] args)
	{
		Student1 tom = new Student1("Tom", "20020410");
		Student2 jack = new Student2("Jack", "20030911");
		System.out.println(tom.toString());
		System.out.println(jack.toString());
		System.out.println("通过公开字段，修改实例字段值。");
		//tom.strName = "唐僧";
		jack.strName = "孙悟空";
		System.out.println(jack.toString());
	}
}

class Student1
{
	private String strName = "";//学生姓名
	private String strNumber = "";//学号
	
	public Student1(String name, String number)
	{
		strName = name;
		strNumber = number;
	}

	public String getStudentName()
	{
		return strName;
	}

	public String getStudentNumber()
	{
		return strNumber;
	}

	public String toString()
	{
		return "学生姓名=" + strName + ", 学号=" + strNumber;  
	}
}

class Student2
{
	public String strName = "";//学生姓名
	public String strNumber = "";//学号
	
	public Student2(String name, String number)
	{
		strName = name;
		strNumber = number;
	}

	public String getStudentName()
	{
		return strName;
	}

	public String getStudentNumber()
	{
		return strNumber;
	}

	public String toString()
	{
		return "学生姓名=" + strName + ", 学号=" + strNumber;  
	}
}