jsp实现网络教育系统

				package org.jetic.web.soft;								import org.jetic.web.*;								/**				 * Title:        经天科技				 * Description:				 * Copyright:    Copyright (c) 2001				 * Company:      www.jetic.org 经天				 * @author hover				 * @version 1.0				 */								public class CategoryListTag extends TagBase {				    Category category = new Category();				    private int groupID = 0;								    public CategoryListTag() {				        super();				        setChildTag(this);				        setDbo(category);				    }				    public void init() {				        try {				            String sql = "SELECT [ID], groups, [name], [description] FROM soft_category";				            if (groupID > 0)    sql += " WHERE groups = " + groupID;				            sql += " ORDER BY [ID]";				            DBConnect conn = new DBConnect(sql);				            rs = conn.executeQuery();				        }				        catch (Exception ex) {				            ex.printStackTrace(System.err);				        }				    }								    public int getGroupID() {				        return groupID;				    }				    public void setGroupID(int newGroupID) {				        groupID = newGroupID;				    }				}