教材管理系统(基于J2EE的B/S系统)

/* * Generated by MyEclipse Struts * Template path: templates/java/JavaClass.vtl */ package com.tjsoft.fish.actions.student; import java.util.ArrayList; import java.util.Iterator; import java.util.List; import java.util.Set; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.apache.struts.action.ActionErrors; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; import org.apache.struts.action.ActionMessage; import org.apache.struts.actions.DispatchAction; import com.tjsoft.fish.domain.Cclass; import com.tjsoft.fish.domain.Operator; import com.tjsoft.fish.domain.PackageBook; import com.tjsoft.fish.domain.Student; import com.tjsoft.fish.domain.StudentInfo; import com.tjsoft.fish.domain.Textbook; import com.tjsoft.fish.exception.FishException; import com.tjsoft.fish.form.student.BookFeeForm; import com.tjsoft.fish.service.DeliverService; import com.tjsoft.fish.service.DeliverServiceImpl; import com.tjsoft.fish.service.ServiceFactory; import com.tjsoft.fish.service.StudentService; import com.tjsoft.fish.service.StudentServiceImpl; import com.tjsoft.fish.service.stockin.StockService; import com.tjsoft.fish.util.PageInfo; import com.tjsoft.fish.util.Sort; /** * MyEclipse Struts Creation date: 08-02-2006 * * XDoclet definition: * * @struts.action path="/bookFee" name="bookFeeForm" * input="/module/student/005/pay_fee_query.jsp" * parameter="method" scope="request" validate="true" */ public class BookFeeAction extends DispatchAction { /** * Method initialExecute 初始化类别、层次和班级的下拉列表 */ public ActionForward initialExecute(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { List list, list2, list3; String name = ""; StudentService ss = new StudentServiceImpl(); try { list = ss.queryCategoryByName(null); list2 = ss.queryLevelByName(name); list3 = ss.queryMajorByName(name); } catch (FishException e) { ActionErrors errors = new ActionErrors(); errors.add("error.daoprocess", new ActionMessage("error.daoprocess")); return mapping.findForward("error"); } request.setAttribute("list", list); request.setAttribute("list2", list2); request.setAttribute("list3", list3); return mapping.findForward("initial"); } /** * Method queryInitial 初始化类别、层次和班级的下拉列表 */ public ActionForward queryInitial(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { List list, list2, list3; String name = ""; StudentService ss = new StudentServiceImpl(); try { list = ss.queryCategoryByName(name); list2 = ss.queryLevelByName(name); list3 = ss.queryMajorByName(name); } catch (FishException e) { ActionErrors errors = new ActionErrors(); errors.add("error.daoprocess", new ActionMessage("error.daoprocess")); return mapping.findForward("error"); } request.setAttribute("list", list); request.setAttribute("list2", list2); request.setAttribute("list3", list3); return mapping.findForward("queryInitial"); } /** * Method statisticInitial 初始化类别、层次和班级的下拉列表 */ public ActionForward statisticInitial(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { List list, list2, list3; String name = ""; StudentService ss = new StudentServiceImpl(); try { list = ss.queryCategoryByName(name); list2 = ss.queryLevelByName(name); list3 = ss.queryMajorByName(name); } catch (FishException e) { ActionErrors errors = new ActionErrors(); errors.add("error.daoprocess", new ActionMessage("error.daoprocess")); return mapping.findForward("error"); } request.setAttribute("list", list); request.setAttribute("list2", list2); request.setAttribute("list3", list3); return mapping.findForward("statisticInitial"); } /** * 为了查询学生的交费状况而查询学生 */ public ActionForward getStudentByNumberForQuery(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { BookFeeForm feeQueryForm = (BookFeeForm) form; String choose = feeQueryForm.getChoose(); Long categoryId = (Long) feeQueryForm.getCategory(); Long levelId = (Long) feeQueryForm.getLevel(); Long majorId = (Long) feeQueryForm.getMajor(); String grade = feeQueryForm.getGrade(); String number = feeQueryForm.getNumber(); StudentService ss = new StudentServiceImpl(); Cclass classs = null; // 存放班级信息 int studentAmount = 0; // 学生人数 List studentList = new ArrayList(); // 学生列表 PageInfo pageInfo = null;// 存放分页信息 // 判断用户查询的方式 if ("1".equals(choose)) { // 用户输入学号进行查询 try { Student student = ss.getStudentByNumber(number); // 判断是否有符合条件的记录 if (student != null) { studentList.add(student); // 查询出该学生所在的班级 classs = ss.queryCclassById(student.getCclass().getClassId()); // 获得该班级的人数 List allStudentOfSingleClass = ss.listAllStudentsByClassId(student.getCclass().getClassId()); studentAmount = allStudentOfSingleClass.size(); } } catch (FishException e) { ActionErrors errors = new ActionErrors(); errors.add("error.daoprocess", new ActionMessage( "database error!")); return mapping.findForward("error"); } } else { // 用户逐个条件筛选查询 Long classId = feeQueryForm.getClassId(); List list0 = null; List list = null; List list2 = null; List list3 = null; if (classId == null) { // 还没有选择班级, 则要根据查询条件查询出班级来返回到原页面, 在返回时,仍需要初始化类别， 层次, 专业下拉列表,这里还要查询出来 try { list0 = (List) ss.queryCclass(categoryId, levelId, majorId, grade); list = ss.queryCategoryByName(null); list2 = ss.queryLevelByName(null); list3 = ss.queryMajorByName(null); } catch (FishException e) { e.printStackTrace(); ActionErrors errors = new ActionErrors(); errors.add("error.daoprocess", new ActionMessage( "database error!")); return mapping.findForward("error"); } // 保存数据并转发 request.setAttribute("list0", list0); request.setAttribute("list", list); request.setAttribute("list2", list2); request.setAttribute("list3", list3); return mapping.findForward("queryInitial"); } else { try { classs = ss.queryCclassById(classId); // 根据班级id获得班级 studentList = ss.listAllStudentsByClassId(classId); // 根据班级id获得班级下的所有学生 studentAmount = studentList.size(); // 获得该班级的学生人数 } catch (FishException e) { e.printStackTrace(); ActionErrors errors = new ActionErrors(); errors.add("error.daoprocess", new ActionMessage( "database error!")); return mapping.findForward("error"); } } // 结束内else } // 结束外else // 设置分页信息 pageInfo = new PageInfo(1, 20); // 设置当前页为第1页, 每页显示的记录数为20 pageInfo.setMaxRecordNum(studentList.size()); // 保存数据并转发 // 把班级对象，学生列表, 学生人数, 分页类放在session里 // 如果原来session里有的话, 先移去原来的 HttpSession session = request.getSession(); session.removeAttribute("classsForBookFeeQuery"); session.removeAttribute("studentListForBookFeeQuery"); session.removeAttribute("studentAmountForBookFeeQuery"); session.removeAttribute("pageInfoForBookFeeQuery"); session.setAttribute("classsForBookFeeQuery", classs); session.setAttribute("studentListForBookFeeQuery", studentList); session.setAttr