/**
 * main方法單獨設計，編譯是不能通過的
 */
public class StudentTest
{
	public static void main(String[] args)
	{
		String[] course = {"計算機原理", "編譯方法", "數據結構"};
		Student one = new Student("Tom","20021024");
		Student.Course cou = one.setStudentCourse(course);
	}
}

/**
 * 我們設計的學生基本類
 */
class Student
{
	
	private String strName = "";//學生姓名
	private String strNumber = "";//學號
	private String strSex = "";//性別
	private String strBirthday = "";//出生年月
	private String strSpeciality = "";//專業
	private String strAddress = "";//地址

	public Student(String name, String number)
	{
		strName = name;
		strNumber = number;
	}

	public String getStudentName()
	{
		return strName;
	}

	public String getStudentNumber()
	{
		return strNumber;
	}

	public void setStudentSex(String sex)
	{
		strSex = sex;
	}

	public String getStudentSex()
	{
		return strSex;
	}

	public String getStudentBirthday()
	{
		return strBirthday;
	}

	public void setStudentBirthday(String birthday)
	{
		strBirthday = birthday;
	}

	public String getStudentSpeciality()
	{
		return strSpeciality;
	}

	public void setStudentSpeciality(String speciality)
	{
		strSpeciality = speciality;
	}

	public String getStudentAddress()
	{
		return strAddress;
	}

	public void setStudentAddress(String address)
	{
		strAddress = address;
	}

	public String toString()
	{
		String information = "學生姓名=" + strName + ", 學號=" + strNumber;  
		if( !strSex.equals("") )
			information += ", 性別=" + strSex;
		if( !strBirthday.equals(""))
			information += ", 出生年月=" + strBirthday;
		if( !strSpeciality.equals("") )
			information += ", 專業=" + strSpeciality;
		if( !strAddress.equals("") )
			information += ", 籍貫=" + strAddress;
		return information;
	}
	
	public Course setStudentCourse(String[] strCourse)
	{
		 return new Course(strCourse);
	}
	
	//內部課程類
	private class Course
	{
		private String[] strCourse;//學生課程的數組
		private int courseNumber;
		
		public Course(String[] course)
		{
			strCourse = course;	
			courseNumber = course.length;
			getDescription();
		}
		
		private void getCourse()
		{
			for(int i = 0; i < courseNumber; i++)
			{
				System.out.print("\t" + strCourse[i]);
			}
		}
		
		private void getDescription()
		{
			System.out.println("學生： " + Student.this.strName + " 學號是：" +
							   Student.this.strNumber + "。 一共選了" + 
					     	   courseNumber + "門課，分別是：");
			getCourse();
		}		
	}
}