jsp实现网络教育系统

				package org.jetic.web.tech;								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 {				    public CategoryListTag() {				        super();				        setChildTag(this);				        setDbo(new Category());				    }				    public void init() {				        try {				            String sql = "SELECT [ID],fdcName,fdcComment,fdiArticleCount FROM tbTechCategory ORDER BY [ID]";				            DBConnect conn = new DBConnect(sql);				            rs = conn.executeQuery();				        }				        catch (Exception ex) {				            ex.printStackTrace(System.err);				        }				    }				}