classmodel.java~4~

用java 写的学生信息管理系统

package prjClassInfo;

import java.util.*;
import javax.swing.table.AbstractTableModel;

public class ClassMOdel extends AbstractTableModel {
    ArrayList al;
    String[] names = {"班级编号", "教师编号", "开课日期", "学生人数", "结课日期", "备注"};
    public int getRowCount() {
        return al.size();
    }

    public int getColumnCount() {
        return names.length;
    }

    public Object getValueAt(int rowIndex, int columnIndex) {
        Class c = (Class) (al.get(rowIndex));
        switch (columnIndex) {
        case 0:
            return c.getClassID();
        case 1:
            return c.getTeacherID();
        case 2:
            return c.getStartDate();
        case 3:
            return c.getStudentCount();
        case 4:
            return c.getEndDate();
        case 5:
            return c.getMemo();
        default:
            return null;
        }

    }
}