基于Java web的酒店管理系统（源码+数据库）.zip

package servlet; import com.alibaba.fastjson.JSONObject; import entity.Lodging; import service.LodgingService; import service.impl.LodgingServiceImpl; import util.Util; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import java.io.IOException; import java.io.Serializable; import java.util.HashMap; import java.util.List; import java.util.Map; //@WebServlet("/LodgingServlet") public class LodgingServlet extends HttpServlet { @Override public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { request.setCharacterEncoding("UTF-8"); response.setCharacterEncoding("UTF-8"); String action = Util.decode(request, "action"); if ("add".equals(action)) { Lodging vo = new Lodging(); String lodgingName = Util.decode(request, "lodgingName"); if (lodgingName != null && !lodgingName.equals("")) { vo.setLodgingName(lodgingName); } String lodgingSex = Util.decode(request, "lodgingSex"); if (lodgingSex != null && !lodgingSex.equals("")) { vo.setLodgingSex(Boolean.valueOf(lodgingSex)); } String lodgingId = Util.decode(request, "lodgingId"); if (lodgingId != null && !lodgingId.equals("")) { vo.setLodgingId(lodgingId); } String lodgingPhone = Util.decode(request, "lodgingPhone"); if (lodgingPhone != null && !lodgingPhone.equals("")) { vo.setLodgingPhone(lodgingPhone); } String lodgingRoomno = Util.decode(request, "lodgingRoomno"); if (lodgingRoomno != null && !lodgingRoomno.equals("")) { vo.setLodgingRoomno(lodgingRoomno); } String lodgingStart = Util.decode(request, "lodgingStart"); if (lodgingStart != null && !lodgingStart.equals("")) { vo.setLodgingStart(lodgingStart); } String lodgingEnd = Util.decode(request, "lodgingEnd"); if (lodgingEnd != null && !lodgingEnd.equals("")) { vo.setLodgingEnd(lodgingEnd); } String lodgingPrice = Util.decode(request, "lodgingPrice"); if (lodgingPrice != null && !lodgingPrice.equals("")) { vo.setLodgingPrice(lodgingPrice); } String lodgingText = Util.decode(request, "lodgingText"); if (lodgingText != null && !lodgingText.equals("")) { vo.setLodgingText(lodgingText); } LodgingService lodgingService = new LodgingServiceImpl(); lodgingService.add(vo); this.redirectList(request, response); } else if ("delete".equals(action)) { long id = Long.parseLong(Util.decode(request, "id")); LodgingService lodgingService = new LodgingServiceImpl(); lodgingService.delete(id); this.redirectList(request, response); } else if ("edit".equals(action)) { Lodging vo = new Lodging(); String id = Util.decode(request, "id"); if (id != null && !id.equals("")) { vo.setId(Long.valueOf(id)); } String lodgingName = Util.decode(request, "lodgingName"); if (lodgingName != null && !lodgingName.equals("")) { vo.setLodgingName(lodgingName); } String lodgingSex = Util.decode(request, "lodgingSex"); if (lodgingSex != null && !lodgingSex.equals("")) { vo.setLodgingSex(Boolean.valueOf(lodgingSex)); } String lodgingId = Util.decode(request, "lodgingId"); if (lodgingId != null && !lodgingId.equals("")) { vo.setLodgingId(lodgingId); } String lodgingPhone = Util.decode(request, "lodgingPhone"); if (lodgingPhone != null && !lodgingPhone.equals("")) { vo.setLodgingPhone(lodgingPhone); } String lodgingRoomno = Util.decode(request, "lodgingRoomno"); if (lodgingRoomno != null && !lodgingRoomno.equals("")) { vo.setLodgingRoomno(lodgingRoomno); } String lodgingStart = Util.decode(request, "lodgingStart"); if (lodgingStart != null && !lodgingStart.equals("")) { vo.setLodgingStart(lodgingStart); } String lodgingEnd = Util.decode(request, "lodgingEnd"); if (lodgingEnd != null && !lodgingEnd.equals("")) { vo.setLodgingEnd(lodgingEnd); } String lodgingPrice = Util.decode(request, "lodgingPrice"); if (lodgingPrice != null && !lodgingPrice.equals("")) { vo.setLodgingPrice(lodgingPrice); } String lodgingText = Util.decode(request, "lodgingText"); if (lodgingText != null && !lodgingText.equals("")) { vo.setLodgingText(lodgingText); } LodgingService lodgingService = new LodgingServiceImpl(); lodgingService.update(vo); this.redirectList(request, response); } else if ("get".equalsIgnoreCase(action) || "editPre".equalsIgnoreCase(action)) { this.redirectInfo(request, response); } else if ("list".equals(action)) { this.redirectList(request, response); } else { this.redirectList(request, response); } } @Override public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doPost(request, response); } private void redirectInfo(HttpServletRequest request, HttpServletResponse response) throws IOException { Serializable id = Util.decode(request, "id"); LodgingService lodgingService = new LodgingServiceImpl(); Lodging vo = lodgingService.get(id); Boolean ajaxFlag = Util.decode(request, "ajaxFlag") != null; if (ajaxFlag) { response.getWriter().println(JSONObject.toJSONString(vo)); } else { request.getSession().setAttribute("vo", vo); String action = Util.decode(request, "action"); String to = "get".equalsIgnoreCase(action) ? "info" : "edit"; response.sendRedirect("lodging_" + to + ".jsp"); } } private void redirectList(HttpServletRequest request, HttpServletResponse response) throws IOException { String searchColumn = Util.decode(request, "searchColumn"); String keyword = Util.decode(request, "keyword"); Map<String, Object> params = new HashMap(); params.put("searchColumn", searchColumn); params.put("keyword", keyword); LodgingService lodgingService = new LodgingServiceImpl(); Integer totalRecord = (Integer) lodgingService.list(params).get("totalCount"); Boolean ajaxFlag = Util.decode(request, "ajaxFlag") != null; String pageNum = Util.decode(request, "pageNum"); common.PageBean<Object> pb = new common.PageBean(Integer.valueOf(pageNum != null ? pageNum : "1"), totalRecord); params.put("startIndex", pb.getStartIndex()); params.put("pageSize", ajaxFlag ? Integer.MAX_VALUE : pb.getPageSize()); List list = (List) lodgingService.list(params).get("list"); pb.setServlet("LodgingServlet"); pb.setSearchColumn(searchColumn); pb.setKeyword(keyword); pb.setList(list); request.getSession().setAttribute("pageBean", pb); request.getSession().setAttribute("list", lodgingService.list(params).get("list")); if (ajaxFlag) { response.getWriter().println(JSONObject.toJSONString(list));