开发工具:eclipse,mysql5.7
Tomcat8.0,jdk1.8
系统分用户前台和管理后台两部分
前台截图:
后台截图:
package com.mypower.controller;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.io.UnsupportedEncodingException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.List;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.validation.BindingResult;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.WebDataBinder;
import org.springframework.web.bind.annotation.InitBinder;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import com.mypower.po.UserInfo;
import com.mypower.service.UserInfoService;
import com.mypower.utils.ExportExcelUtil;
import com.mypower.utils.UserException;
//UserInfo管理控制层
@Controller
@RequestMapping("/UserInfo")
public class UserInfoController extends BaseController {
/*业务层对象*/
@Resource UserInfoService userInfoService;
@InitBinder("userInfo")
public void initBinderUserInfo(WebDataBinder binder) {
binder.setFieldDefaultPrefix("userInfo.");
}
/*跳转到添加UserInfo视图*/
@RequestMapping(value = "/add", method = RequestMethod.GET)
public String add(Model model,HttpServletRequest request) throws Exception {
model.addAttribute(new UserInfo());
return "UserInfo_add";
}
/*客户端ajax方式提交添加用户信息*/
@RequestMapping(value = "/add", method = RequestMethod.POST)
public void add(@Validated UserInfo userInfo, BindingResult br,
Model model, HttpServletRequest request,HttpServletResponse response) throws Exception {
String message = "";
boolean success = false;
if (br.hasErrors()) {
message = "输入信息不符合要求!";
writeJsonResponse(response, success, message);
return ;
}
if(userInfoService.getUserInfo(userInfo.getUser_name()) != null) {
message = "用户名已经存在!";
writeJsonResponse(response, success, message);
return ;
}
try {
userInfo.setUserPhoto(this.handlePhotoUpload(request, "userPhotoFile"));
} catch(UserException ex) {
message = "图片格式不正确!";
writeJsonResponse(response, success, message);
return ;
}
userInfoService.addUserInfo(userInfo);
message = "用户添加成功!";
success = true;
writeJsonResponse(response, success, message);
}
/*ajax方式按照查询条件分页查询用户信息*/
@RequestMapping(value = { "/list" }, method = {RequestMethod.GET,RequestMethod.POST})
public void list(String user_name,String name,String birthDate,String cardNumber,String telephone,Integer page,Integer rows, Model model, HttpServletRequest request,HttpServletResponse response) throws Exception {
if (page==null || page == 0) page = 1;
if (user_name == null) user_name = "";
if (name == null) name = "";
if (birthDate == null) birthDate = "";
if (cardNumber == null) cardNumber = "";
if (telephone == null) telephone = "";
if(rows != 0)userInfoService.setRows(rows);
List<UserInfo> userInfoList = userInfoService.queryUserInfo(user_name, name, birthDate, cardNumber, telephone, page);
/*计算总的页数和总的记录数*/
userInfoService.queryTotalPageAndRecordNumber(user_name, name, birthDate, cardNumber, telephone);
/*获取到总的页码数目*/
int totalPage = userInfoService.getTotalPage();
/*当前查询条件下总记录数*/
int recordNumber = userInfoService.getRecordNumber();
response.setContentType("text/json;charset=UTF-8");
PrintWriter out = response.getWriter();
//将要被返回到客户端的对象
JSONObject jsonObj=new JSONObject();
jsonObj.accumulate("total", recordNumber);
JSONArray jsonArray = new JSONArray();
for(UserInfo userInfo:userInfoList) {
JSONObject jsonUserInfo = userInfo.getJsonObject();
jsonArray.put(jsonUserInfo);
}
jsonObj.accumulate("rows", jsonArray);
out.println(jsonObj.toString());
out.flush();
out.close();
}
/*ajax方式按照查询条件分页查询用户信息*/
@RequestMapping(value = { "/listAll" }, method = {RequestMethod.GET,RequestMethod.POST})
public void listAll(HttpServletResponse response) throws Exception {
List<UserInfo> userInfoList = userInfoService.queryAllUserInfo();
response.setContentType("text/json;charset=UTF-8");
PrintWriter out = response.getWriter();
JSONArray jsonArray = new JSONArray();
for(UserInfo userInfo:userInfoList) {
JSONObject jsonUserInfo = new JSONObject();
jsonUserInfo.accumulate("user_name", userInfo.getUser_name());
jsonUserInfo.accumulate("name", userInfo.getName());
jsonArray.put(jsonUserInfo);
}
out.println(jsonArray.toString());
out.flush();
out.close();
}
/*前台按照查询条件分页查询用户信息*/
@RequestMapping(value = { "/frontlist" }, method = {RequestMethod.GET,RequestMethod.POST})
public String frontlist(String user_name,String name,String birthDate,String cardNumber,String telephone,Integer currentPage, Model model, HttpServletRequest request) throws Exception {
if (currentPage==null || currentPage == 0) currentPage = 1;
if (user_name == null) user_name = "";
if (name == null) name = "";
if (birthDate == null) birthDate = "";
if (cardNumber == null) cardNumber = "";
if (telephone == null) telephone = "";
List<UserInfo> userInfoList = userInfoService.queryUserInfo(user_name, name, birthDate, cardNumber, telephone, currentPage);
/*计算总的页数和总的记录数*/
userInfoService.queryTotalPageAndRecordNumber(user_name, name, birthDate, cardNumber, telephone);
/*获取到总的页码数目*/
int totalPage = userInfoService.getTotalPage();
/*当前查询条件下总记录数*/
int recordNumber = userInfoService.getRecordNumber();
request.setAttribute("userInfoList", userInfoList);
request.setAttribute("totalPage", totalPage);
request.setAttribute("recordNumber", recordNumber);
request.setAttribute("currentPage", currentPage);
request.setAttribute("user_name", user_name);
request.setAttribute("name", name);
request.setAttribute("birthDate", birthDate);
request.setAttribute("cardNumber", cardNumber);
request.setAttribute("telephone", telephone);
return "UserInfo/userInfo_frontquery_result";
}
/*前台查询UserInfo信息*/
@RequestMapping(value="/{user_name}/frontshow",method=RequestMethod.GET)
public String frontshow(@PathVariable String user_name,Model model,HttpServletRequest request) throws Exception {
/*根据主键user_name获取UserInfo对象*/
UserInfo userInfo = userInfoService.getUserInfo(user_name);
request.setAttribute("userInfo", userInfo);
return "UserInfo/userInfo_frontshow";
}
/*ajax方式显示用户修改jsp视图页*/
@RequestMapping(value="/{user_name}/update",method=RequestMethod.GET)
public void update(@PathVariable String user_name,Model model,HttpServletRequest request,HttpServletResponse response) throws Exception {
/*根据主键user_name获取UserInfo对象*/
UserInfo userInfo = userInfoService.getUserInfo(user_name);
response.setContentType("text/json;charset=UTF-8");
PrintWriter out = response.getWriter();
//将要被返回到客户端的对象
JSONObject jsonUserInfo = userInfo.getJsonObject();
out.println(jsonUserInfo.toString());
out.flush();
out.close();
}
/*ajax方式更新用户信息*/
@RequestMapping(value = "/{user_name}/update", method = RequestMethod.POST)
public void update(@Validated UserInfo userInfo, BindingResult br,
Model model, HttpServletRequest request,HttpServletResponse response) throws Exception {
String message = "";
boolean success = false;
if (br.hasErrors()) {
message = "输入的信息有错误!";
writeJsonResponse(response, success, message);
return;
}
String userPhotoFileName = this.handlePhotoUpload(request, "userPhotoFile");
if(!userPhotoFileName.equals("upload/NoImage.jpg"))userInfo.setUserPhoto(userPhotoFileName);
try {
userInfoService.updateUserInfo(userInfo);
message = "用户更新成功!";
success = true;
writeJsonResponse(response, success, message);
} catch (Exception e) {
e.printStackTrace();
message = "用户更新失败!";
writeJsonResponse(response, success, message);
}
}
/*删除用户信息*/
@RequestMapping(value="/{user_name}/delete",method=RequestMethod.GET)
public String delete(@PathVariable String user_name,HttpServletRequest request) throws UnsupportedEncodingException {
try {
userInfoService.deleteUserInfo(user_name);
request.setAttribute("message", "用户删除成功!");
return "message";
} catch (Exception e) {
e.printStackTrace();
request.setAttribute("error", "用户删除失败!");
return "error";
}
}
/*ajax方式删除多条用户记录*/
@RequestMapping(value="/deletes",method=RequestMethod.POST)
public void delete(String user_names,HttpServletRequest request,HttpServletResponse response) throws IOException, JSONException {
String message = "";
boolean success = false;
try {
int count = userInfoService.deleteUserInfos(user_names);
success = true;
message = count + "条记录删除成功";
writeJsonResponse(response, success, message);
} catch (Exception e) {
//e.printStackTrace();
message = "有记录存在外键约束,删除失败";
writeJsonResponse(response, success, message);
}
}
/*按照查询条件导出用户信息到Excel*/
@RequestMapping(value = { "/OutToExcel" }, method = {RequestMethod.GET,RequestMethod.POST})
public void OutToExcel(String user_name,String name,String birthDate,String cardNumber,String telephone, Model model, HttpServletRequest request,HttpServletResponse response) throws Exception {
if(user_name == null) user_name = "";
if(name == null) name = "";
if(birthDate == null) birthDate = "";
if(cardNumber == null) cardNumber = "";
if(telephone == null) telephone = "";
List<UserInfo> userInfoList = userInfoService.queryUserInfo(user_name,name,birthDate,cardNumber,telephone);
ExportExcelUtil ex = new ExportExcelUtil();
String _title = "UserInfo信息记录";
String[] headers = { "用户名","姓名","性别","用户照片","出生日期","身份证号","联系电话","邮箱","注册时间"};
List<String[]> dataset = new ArrayList<String[]>();
for(int i=0;i<userInfoList.size();i++) {
UserInfo userInfo = userInfoList.get(i);
dataset.add(new String[]{userInfo.getUser_name(),userInfo.getName(),userInfo.getGender(),userInfo.getUserPhoto(),userInfo.getBirthDate(),userInfo.getCardNumber(),userInfo.getTelephone(),userInfo.getEmail(),userInfo.getRegTime()});
}
/*
OutputStream out = null;
try {
out = new FileOutputStream("C://output.xls");
ex.exportExcel(title,headers, dataset, out);
out.close();
} catch (Exception e) {
e.printStackTrace();
}
*/
OutputStream out = null;//创建一个输出流对象
try {
out = response.getOutputStream();//
response.setHeader("Content-disposition","attachment; filename="+"UserInfo.xls");//filename是下载的xls的名,建议最好用英文
response.setContentType("application/msexcel;charset=UTF-8");//设置类型
response.setHeader("Pragma","No-cache");//设置头
response.setHeader("Cache-Control","no-cache");//设置头
response.setDateHeader("Expires", 0);//设置日期头
String rootPath = request.getSession().getServletContext().getRealPath("/");
ex.exportExcel(rootPath,_title,headers, dataset, out);
out.flush();
} catch (IOException e) {
e.printStackTrace();
}finally{
try{
if(out!=null){
out.close();
}
}catch(IOException e){
e.printStackTrace();
}
}
}
}
package com.mypower.controller;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.io.UnsupportedEncodingException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.List;import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.validation.BindingResult;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.WebDataBinder;
import org.springframework.web.bind.annotation.InitBinder;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;import com.mypower.po.BookOrder;
import com.mypower.po.Room;
import com.mypower.po.RoomType;
import com.mypower.po.UserInfo;
import com.mypower.service.BookOrderService;
import com.mypower.service.RoomService;
import com.mypower.service.RoomTypeService;
import com.mypower.service.UserInfoService;
import com.mypower.utils.ExportExcelUtil;
import com.mypower.utils.UserException;//BookOrder管理控制层
@Controller
@RequestMapping("/BookOrder")
public class BookOrderController extends BaseController {/*业务层对象*/
@Resource BookOrderService bookOrderService;@Resource RoomService roomService;
@Resource RoomTypeService roomTypeService;
@Resource UserInfoService userInfoService;
@InitBinder("roomObj")
public void initBinderroomObj(WebDataBinder binder) {
binder.setFieldDefaultPrefix("roomObj.");
}
@InitBinder("roomTypeObj")
public void initBinderroomTypeObj(WebDataBinder binder) {
binder.setFieldDefaultPrefix("roomTypeObj.");
}
@InitBinder("userObj")
public void initBinderuserObj(WebDataBinder binder) {
binder.setFieldDefaultPrefix("userObj.");
}
@InitBinder("bookOrder")
public void initBinderBookOrder(WebDataBinder binder) {
binder.setFieldDefaultPrefix("bookOrder.");
}
/*跳转到添加BookOrder视图*/
@RequestMapping(value = "/add", method = RequestMethod.GET)
public String add(Model model,HttpServletRequest request) throws Exception {
model.addAttribute(new BookOrder());
/*查询所有的Room信息*/
List<Room> roomList = roomService.queryAllRoom();
request.setAttribute("roomList", roomList);
/*查询所有的RoomType信息*/
List<RoomType> roomTypeList = roomTypeService.queryAllRoomType();
request.setAttribute("roomTypeList", roomTypeList);
/*查询所有的UserInfo信息*/
List<UserInfo> userInfoList = userInfoService.queryAllUserInfo();
request.setAttribute("userInfoList", userInfoList);
return "BookOrder_add";
}/*客户端ajax方式提交添加房间预订信息*/
@RequestMapping(value = "/add", method = RequestMethod.POST)
public void add(@Validated BookOrder bookOrder, BindingResult br,
Model model, HttpServletRequest request,HttpServletResponse response) throws Exception {
String message = "";
boolean success = false;
if (br.hasErrors()) {
message = "输入信息不符合要求!";
writeJsonResponse(response, success, message);
return ;
}
bookOrderService.addBookOrder(bookOrder);
message = "房间预订添加成功!";
success = true;
writeJsonResponse(response, success, message);
}
/*ajax方式按照查询条件分页查询房间预订信息*/
@RequestMapping(value = { "/list" }, method = {RequestMethod.GET,RequestMethod.POST})
public void list(@ModelAttribute("roomObj") Room roomObj,@ModelAttribute("roomTypeObj") RoomType roomTypeObj,@ModelAttribute("userObj") UserInfo userObj,String liveDate,String orderState,String orderTime,Integer page,Integer rows, Model model, HttpServletRequest request,HttpServletResponse response) throws Exception {
if (page==null || page == 0) page = 1;
if (liveDate == null) liveDate = "";
if (orderState == null) orderState = "";
if (orderTime == null) orderTime = "";
if(rows != 0)bookOrderService.setRows(rows);
List<BookOrder> bookOrderList = bookOrderService.queryBookOrder(roomObj, roomTypeObj, userObj, liveDate, orderState, orderTime, page);
/*计算总的页数和总的记录数*/
bookOrderService.queryTotalPageAndRecordNumber(roomObj, roomTypeObj, userObj, liveDate, orderState, orderTime);
/*获取到总的页码数目*/
int totalPage = bookOrderService.getTotalPage();
/*当前查询条件下总记录数*/
int recordNumber = bookOrderService.getRecordNumber();
response.setContentType("text/json;charset=UTF-8");
PrintWriter out = response.getWriter();
//将要被返回到客户端的对象
JSONObject jsonObj=new JSONObject();
jsonObj.accumulate("total", recordNumber);
JSONArray jsonArray = new JSONArray();
for(BookOrder bookOrder:bookOrderList) {
JSONObject jsonBookOrder = bookOrder.getJsonObject();
jsonArray.put(jsonBookOrder);
}
jsonObj.accumulate("rows", jsonArray);
out.println(jsonObj.toString());
out.flush();
out.close();
}/*ajax方式按照查询条件分页查询房间预订信息*/
@RequestMapping(value = { "/listAll" }, method = {RequestMethod.GET,RequestMethod.POST})
public void listAll(HttpServletResponse response) throws Exception {
List<BookOrder> bookOrderList = bookOrderService.queryAllBookOrder();
response.setContentType("text/json;charset=UTF-8");
PrintWriter out = response.getWriter();
JSONArray jsonArray = new JSONArray();
for(BookOrder bookOrder:bookOrderList) {
JSONObject jsonBookOrder = new JSONObject();
jsonBookOrder.accumulate("orderId", bookOrder.getOrderId());
jsonArray.put(jsonBookOrder);
}
out.println(jsonArray.toString());
out.flush();
out.close();
}/*前台按照查询条件分页查询房间预订信息*/
@RequestMapping(value = { "/frontlist" }, method = {RequestMethod.GET,RequestMethod.POST})
public String frontlist(@ModelAttribute("roomObj") Room roomObj,@ModelAttribute("roomTypeObj") RoomType roomTypeObj,@ModelAttribute("userObj") UserInfo userObj,String liveDate,String orderState,String orderTime,Integer currentPage, Model model, HttpServletRequest request) throws Exception {
if (currentPage==null || currentPage == 0) currentPage = 1;
if (liveDate == null) liveDate = "";
if (orderState == null) orderState = "";
if (orderTime == null) orderTime = "";
List<BookOrder> bookOrderList = bookOrderService.queryBookOrder(roomObj, roomTypeObj, userObj, liveDate, orderState, orderTime, currentPage);
/*计算总的页数和总的记录数*/
bookOrderService.queryTotalPageAndRecordNumber(roomObj, roomTypeObj, userObj, liveDate, orderState, orderTime);
/*获取到总的页码数目*/
int totalPage = bookOrderService.getTotalPage();
/*当前查询条件下总记录数*/
int recordNumber = bookOrderService.getRecordNumber();
request.setAttribute("bookOrderList", bookOrderList);
request.setAttribute("totalPage", totalPage);
request.setAttribute("recordNumber", recordNumber);
request.setAttribute("currentPage", currentPage);
request.setAttribute("roomObj", roomObj);
request.setAttribute("roomTypeObj", roomTypeObj);
request.setAttribute("userObj", userObj);
request.setAttribute("liveDate", liveDate);
request.setAttribute("orderState", orderState);
request.setAttribute("orderTime", orderTime);
List<Room> roomList = roomService.queryAllRoom();
request.setAttribute("roomList", roomList);
List<RoomType> roomTypeList = roomTypeService.queryAllRoomType();
request.setAttribute("roomTypeList", roomTypeList);
List<UserInfo> userInfoList = userInfoService.queryAllUserInfo();
request.setAttribute("userInfoList", userInfoList);
return "BookOrder/bookOrder_frontquery_result";
}/*前台查询BookOrder信息*/
@RequestMapping(value="/{orderId}/frontshow",method=RequestMethod.GET)
public String frontshow(@PathVariable Integer orderId,Model model,HttpServletRequest request) throws Exception {
/*根据主键orderId获取BookOrder对象*/
BookOrder bookOrder = bookOrderService.getBookOrder(orderId);List<Room> roomList = roomService.queryAllRoom();
request.setAttribute("roomList", roomList);
List<RoomType> roomTypeList = roomTypeService.queryAllRoomType();
request.setAttribute("roomTypeList", roomTypeList);
List<UserInfo> userInfoList = userInfoService.queryAllUserInfo();
request.setAttribute("userInfoList", userInfoList);
request.setAttribute("bookOrder", bookOrder);
return "BookOrder/bookOrder_frontshow";
}/*ajax方式显示房间预订修改jsp视图页*/
@RequestMapping(value="/{orderId}/update",method=RequestMethod.GET)
public void update(@PathVariable Integer orderId,Model model,HttpServletRequest request,HttpServletResponse response) throws Exception {
/*根据主键orderId获取BookOrder对象*/
BookOrder bookOrder = bookOrderService.getBookOrder(orderId);response.setContentType("text/json;charset=UTF-8");
PrintWriter out = response.getWriter();
//将要被返回到客户端的对象
JSONObject jsonBookOrder = bookOrder.getJsonObject();
out.println(jsonBookOrder.toString());
out.flush();
out.close();
}/*ajax方式更新房间预订信息*/
@RequestMapping(value = "/{orderId}/update", method = RequestMethod.POST)
public void update(@Validated BookOrder bookOrder, BindingResult br,
Model model, HttpServletRequest request,HttpServletResponse response) throws Exception {
String message = "";
boolean success = false;
if (br.hasErrors()) {
message = "输入的信息有错误!";
writeJsonResponse(response, success, message);
return;
}
try {
bookOrderService.updateBookOrder(bookOrder);
message = "房间预订更新成功!";
success = true;
writeJsonResponse(response, success, message);
} catch (Exception e) {
e.printStackTrace();
message = "房间预订更新失败!";
writeJsonResponse(response, success, message);
}
}
/*删除房间预订信息*/
@RequestMapping(value="/{orderId}/delete",method=RequestMethod.GET)
public String delete(@PathVariable Integer orderId,HttpServletRequest request) throws UnsupportedEncodingException {
try {
bookOrderService.deleteBookOrder(orderId);
request.setAttribute("message", "房间预订删除成功!");
return "message";
} catch (Exception e) {
e.printStackTrace();
request.setAttribute("error", "房间预订删除失败!");
return "error";}
}
/*ajax方式删除多条房间预订记录*/
@RequestMapping(value="/deletes",method=RequestMethod.POST)
public void delete(String orderIds,HttpServletRequest request,HttpServletResponse response) throws IOException, JSONException {
String message = "";
boolean success = false;
try {
int count = bookOrderService.deleteBookOrders(orderIds);
success = true;
message = count + "条记录删除成功";
writeJsonResponse(response, success, message);
} catch (Exception e) {
//e.printStackTrace();
message = "有记录存在外键约束,删除失败";
writeJsonResponse(response, success, message);
}
}/*按照查询条件导出房间预订信息到Excel*/
@RequestMapping(value = { "/OutToExcel" }, method = {RequestMethod.GET,RequestMethod.POST})
public void OutToExcel(@ModelAttribute("roomObj") Room roomObj,@ModelAttribute("roomTypeObj") RoomType roomTypeObj,@ModelAttribute("userObj") UserInfo userObj,String liveDate,String orderState,String orderTime, Model model, HttpServletRequest request,HttpServletResponse response) throws Exception {
if(liveDate == null) liveDate = "";
if(orderState == null) orderState = "";
if(orderTime == null) orderTime = "";
List<BookOrder> bookOrderList = bookOrderService.queryBookOrder(roomObj,roomTypeObj,userObj,liveDate,orderState,orderTime);
ExportExcelUtil ex = new ExportExcelUtil();
String _title = "BookOrder信息记录";
String[] headers = { "订单id","预订房间","房间类型","预订人","入住日期","预订天数","总价","订单备注","订单状态","预订时间"};
List<String[]> dataset = new ArrayList<String[]>();
for(int i=0;i<bookOrderList.size();i++) {
BookOrder bookOrder = bookOrderList.get(i);
dataset.add(new String[]{bookOrder.getOrderId() + "",bookOrder.getRoomObj().getRoomNo(),bookOrder.getRoomTypeObj().getRoomTypeName(),bookOrder.getUserObj().getName(),bookOrder.getLiveDate(),bookOrder.getDays() + "",bookOrder.getTotalMoney() + "",bookOrder.getOrderMemo(),bookOrder.getOrderState(),bookOrder.getOrderTime()});
}
/*
OutputStream out = null;
try {
out = new FileOutputStream("C://output.xls");
ex.exportExcel(title,headers, dataset, out);
out.close();
} catch (Exception e) {
e.printStackTrace();
}
*/
OutputStream out = null;//创建一个输出流对象
try {
out = response.getOutputStream();//
response.setHeader("Content-disposition","attachment; filename="+"BookOrder.xls");//filename是下载的xls的名,建议最好用英文
response.setContentType("application/msexcel;charset=UTF-8");//设置类型
response.setHeader("Pragma","No-cache");//设置头
response.setHeader("Cache-Control","no-cache");//设置头
response.setDateHeader("Expires", 0);//设置日期头
String rootPath = request.getSession().getServletContext().getRealPath("/");
ex.exportExcel(rootPath,_title,headers, dataset, out);
out.flush();
} catch (IOException e) {
e.printStackTrace();
}finally{
try{
if(out!=null){
out.close();
}
}catch(IOException e){
e.printStackTrace();
}
}
}
}
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