java技术博客

jsp博客
数据加载中……
Arraylist

 

/**
 *　测试数组列表的使用
 */
 
import java.util.ArrayList;

public class ArrayListTest
{
    public static void main(String[] args)
    {
        ArrayList list = new ArrayList();
        list.add(new Student("Tom","20020410"));
        list.add(new Student("Jack","20020411"));
        list.add(new Student("Rose","20020412"));

        for(int i = 0; i < list.size(); i++)
        {
            System.out.println((Student)list.get(i));
        }
    }
}

class Student
{
    private String strName = "";//学生姓名
    private String strNumber = "";//学号
    private String strSex = "";//性别
    private String strBirthday = "";//出生年月
    private String strSpeciality = "";//专业
    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 = "学生姓名=" + strName + ", 学号=" + strNumber;  
        if( !strSex.equals("") )
            information += ", 性别=" + strSex;
        if( !strBirthday.equals(""))
            information += ", 出生年月=" + strBirthday;
        if( !strSpeciality.equals("") )
            information += ", 专业=" + strSpeciality;
        if( !strAddress.equals("") )
            information += ", 籍贯=" + strAddress;
        return information;
    }
}

posted on 2008-11-07 16:34 郭兴华 阅读(215) 评论(0)  编辑  收藏


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