ExcelBean.java文件用于生成Excel
package?com.zhupan.util;

import?java.io.OutputStream;
import?java.util.List;

import?jxl.Workbook;
import?jxl.format.Colour;
import?jxl.format.UnderlineStyle;
import?jxl.write.Label;
import?jxl.write.WritableCellFormat;
import?jxl.write.WritableFont;
import?jxl.write.WritableSheet;
import?jxl.write.WritableWorkbook;

import?com.ctgusec.model.Course_info;
import?com.ctgusec.model.Student_info;


public?class?ExcelBean?
{

????public?String?expordExcel(OutputStream?os,?List?courseList,List?studentList)

????????????throws?Exception?
{

????????WritableWorkbook?wbook?=?Workbook.createWorkbook(os);?//?建立excel文件
????????String?tmptitle?=?"課程“"+((Course_info)courseList.get(0)).getCource_name()+"”的選課學生列表";?//?標題
????????WritableSheet?wsheet?=?wbook.createSheet("第一頁",?0);?//?sheet名稱
????????//?設置excel標題
????????WritableFont?wfont?=?new?WritableFont(WritableFont.ARIAL,?16,
????????????????WritableFont.BOLD,?false,?UnderlineStyle.NO_UNDERLINE,
????????????????Colour.BLACK);
????????WritableCellFormat?wcfFC?=?new?WritableCellFormat(wfont);
????????wsheet.addCell(new?Label(1,?0,?tmptitle,?wcfFC));
????????wfont?=?new?jxl.write.WritableFont(WritableFont.ARIAL,?14,
????????????????WritableFont.BOLD,?false,?UnderlineStyle.NO_UNDERLINE,
????????????????Colour.BLACK);
????????wcfFC?=?new?WritableCellFormat(wfont);
????????//?開始生成主體內容????????????????
????????wsheet.addCell(new?Label(0,?2,?"課程名稱"));
????????wsheet.addCell(new?Label(1,?2,?"學?號"));
????????wsheet.addCell(new?Label(2,?2,?"姓?名"));
????????wsheet.addCell(new?Label(3,?2,?"性?別"));
????????wsheet.addCell(new?Label(4,?2,?"學?院"));
????????wsheet.addCell(new?Label(5,?2,?"班?級"));
????????wsheet.addCell(new?Label(6,?2,?"專?業"));
????????wsheet.addCell(new?Label(7,?2,?"備?注"));
????????for(int?i=3;i<studentList.size()+3;i++)

????????
{
????????????wsheet.addCell(new?Label(0,?i,?((Course_info)courseList.get(0)).getCource_name()));
????????????wsheet.addCell(new?Label(1,?i,?((Student_info)studentList.get(0)).getStudentID()));
????????????wsheet.addCell(new?Label(2,?i,?((Student_info)studentList.get(0)).getName()));
????????????wsheet.addCell(new?Label(3,?i,?((Student_info)studentList.get(0)).getSex()));
????????????wsheet.addCell(new?Label(4,?i,?((Student_info)studentList.get(0)).getUnit()));
????????????wsheet.addCell(new?Label(5,?i,?((Student_info)studentList.get(0)).getClass_()));
????????????wsheet.addCell(new?Label(6,?i,?((Student_info)studentList.get(0)).getSpecialty()));
????????????wsheet.addCell(new?Label(7,?i,?((Student_info)studentList.get(0)).getRemark()));
????????}????????
????????//?主體內容生成結束????????
????????wbook.write();?//?寫入文件
????????wbook.close();
????????os.close();
????????return?"success";
????}
}

控制器:
package?com.ctgusec.spring;

import?java.io.OutputStream;
import?java.util.List;

import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;

import?org.springframework.web.servlet.ModelAndView;
import?org.springframework.web.servlet.mvc.AbstractController;

import?com.ctgusec.service.ICourse_infoManage;
import?com.zhupan.util.ExcelBean;


public?class?EExcelDownController?extends?AbstractController?
{
????
????private?ICourse_infoManage?courseManage;


????public?void?setCourseManage(ICourse_infoManage?courseManage)?
{
????????this.courseManage?=?courseManage;
????}

????@Override
????protected?ModelAndView?handleRequestInternal(HttpServletRequest?request,

????????????HttpServletResponse?response)?throws?Exception?
{????
????????Integer?course_id=new?Integer(request.getParameter("course_id"));
????????List?courseList=this.courseManage.getCourseById(course_id);????????
????????List?studentList?=?this.courseManage.getStudentByCourseId(course_id);

?????????try?
{????
????????????OutputStream?os?=?response.getOutputStream();//?取得輸出流
????????????response.reset();//?清空輸出流
????????????response.setHeader("Content-disposition",?"attachment;?filename=student.xls");//?設定輸出文件頭
????????????response.setContentType("application/msexcel");//?定義輸出類型
????????????ExcelBean?excelBean?=?new?ExcelBean();
????????????excelBean.expordExcel(os,courseList,studentList);//?調用生成excel文件bean

????????}?catch?(Exception?e)?
{
????????????System.out.println(e);
????????}????????????
????????return?null;????
????}
}
