checkincontroller.java

一个使用ssh+ext的例子。 希望对开发这个应用的人带来好处。仔细研究里面的代码将带来很大的好处。

package com.hotelmaster.home.web.main;

import java.io.PrintWriter;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

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

import net.sf.json.JSONArray;
import net.sf.json.JSONObject;

import org.apache.log4j.Logger;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.multiaction.MultiActionController;

import com.hotelmaster.home.business.BusinessService;
import com.hotelmaster.home.domain.BaseInfo;
import com.hotelmaster.home.domain.CheckinItem;
import com.hotelmaster.home.domain.CheckinOrder;
import com.hotelmaster.home.domain.ReservOrder;
import com.hotelmaster.home.domain.Room;
import com.hotelmaster.home.web.json.CheckinOrderJson;
import com.hotelmaster.home.web.util.CheckinOrderUtil;
public class CheckinController extends MultiActionController {
	private final static Logger log = Logger.getLogger(CheckinController.class);
	private BusinessService businessService;
	
	public ModelAndView init(HttpServletRequest request,
			HttpServletResponse response) throws Exception {
		return null;
	}
	/**
	 * 
	 * 创建登记信息
	 *
	 * @param request
	 * @param response
	 * @return
	 * @throws Exception
	 */
	public ModelAndView checkin(HttpServletRequest request,
			HttpServletResponse response) throws Exception {
		log.info("Someone come from ip address <"
				+ request.getRemoteAddr() + ">");
		System.out.println("reach checkinController checkin()");
		CheckinOrder checkinOrder=CheckinOrderUtil.createCheckinOrder(request);
		String rooms=(String) request.getParameter("roomDataes").trim();
		JSONArray jsonArray=JSONArray.fromObject(rooms);//[{},{}]
		//JSONObject jsonObject=JSONObject.fromObject(jsonArray.get(0));	
		Iterator iterator=jsonArray.iterator();
		JSONObject jsonObject=new JSONObject();
		List<CheckinItem> checkinItemList=new ArrayList();	
		while(iterator.hasNext()){
			jsonObject=JSONObject.fromObject(iterator.next());//{}
			CheckinItem checkinItem=new CheckinItem();
			String roomId=jsonObject.getString("rmId");
			System.out.println(roomId);
			Room room=businessService.findRoomById(roomId); //异常处理
			//room.setRmState(2);					//更改房态，Bug 放BusinessService里
			//businessService.updateRoom(room);
			checkinItem.setRoom(room);
			checkinItem.setCimPrctPrice(new BigDecimal(jsonObject.getString("rmSetPrctPrice")));
			checkinItem.setCimDiscount(new BigDecimal(jsonObject.getString("rmSetPrctDiscount")));
			checkinItemList.add(checkinItem);
		}
		//System.out.println(jsonArray.getString(0));// -{}
		checkinOrder.setCioState("已入住");
		//cioGuestCatalog
		checkinOrder.setCioGuestCatalog("散客");
		checkinOrder.setCioOrderId(createCheckinOrderId());
		//System.out.println(checkinOrder.getCioGuestName());
		if(businessService.createCheckinOrder(checkinOrder,checkinItemList)){
			log.info("登记信息创建成功");
			request.setCharacterEncoding("UTF-8");   
            response.setContentType("text/json;charset=utf-8"); 
            response.getWriter().write("{success: true}");
		}else
		{
			log.error("create checkinOrder failed");
			response.getWriter().write("{errors:'登记信息添加失败，请重新尝试!'}");
		}
		return null;
	}
	/**
	 * 
	 * 获取登记单信息
	 *
	 * @param request
	 * @param response
	 * @return
	 * @throws Exception
	 */
	public ModelAndView getCheckinInfo(HttpServletRequest request,
			HttpServletResponse response) throws Exception {
		if(request.getParameter("rmId")!=null){
			String rmId=(String)request.getParameter("rmId").trim();
			CheckinOrder checkinOrder=businessService.findCheckinOrderByRmId(rmId);
			CheckinOrderJson checkinOrderJson=new CheckinOrderJson(checkinOrder);
			JSONObject jsonBack=checkinOrderJson.getJSONObject();
			jsonBack.put("success", true);
			System.out.println(jsonBack);
			request.setCharacterEncoding("utf-8");   
			response.setContentType("application/json;charset=utf-8");
			PrintWriter out = response.getWriter();
			out.print(jsonBack);
		}else{
			log.error("getCheckinInfo failed,rmId==null");
		}
		return null;
	}
	/**
	 * 
	 * 预定入住登记信息加载
	 *
	 * @param request
	 * @param response
	 * @return
	 * @throws Exception
	 */
	public ModelAndView reservInLoad(HttpServletRequest request,
			HttpServletResponse response) throws Exception {
		log.info("Someone come from ip address <"
				+ request.getRemoteAddr() + ">");
		System.out.println("reach checkinController reservInLoad()");
		if(request.getParameter("roId")!=null){
			String roId=(String)request.getParameter("roId").trim();
			ReservOrder reservOrder=businessService.findReservById(roId);
			CheckinOrderJson checkinOrderJson=new CheckinOrderJson(reservOrder);
			
			JSONObject jsonBack=checkinOrderJson.getReservJSONObject();
			jsonBack.put("success", true);
			System.out.println(jsonBack);
			request.setCharacterEncoding("utf-8");   
			response.setContentType("application/json;charset=utf-8");
			PrintWriter out = response.getWriter();
			out.print(jsonBack);
		}else if(request.getParameter("rmId")!=null){
			String rmId=(String)request.getParameter("rmId").trim();
			ReservOrder reservOrder=businessService.findReservOrderByRmId(rmId);
			CheckinOrderJson checkinOrderJson=new CheckinOrderJson(reservOrder);
			JSONObject jsonBack=checkinOrderJson.getReservJSONObject();
			jsonBack.put("success", true);
			System.out.println(jsonBack);
			request.setCharacterEncoding("utf-8");   
			response.setContentType("application/json;charset=utf-8");
			PrintWriter out = response.getWriter();
			out.print(jsonBack);
		}
		else{
			log.error("reservInLoad failed,roId==null");
		}
		return null;
	}

	/**
	 * 
	 * 获取登记项信息(房间)
	 *
	 * @param request
	 * @param response
	 * @return
	 * @throws Exception
	 */
	public ModelAndView findCheckinRooms(HttpServletRequest request,	//单条记录删除 
			HttpServletResponse response) throws Exception {
		if(request.getParameter("rmId")!=null && request.getParameter("type")==null){
			String rmId=(String)request.getParameter("rmId").trim();
			CheckinOrder checkinOrder=businessService.findCheckinOrderByRmId(rmId);
			CheckinOrderJson checkinOrderJson=new CheckinOrderJson(checkinOrder);
			JSONObject jsonBack=checkinOrderJson.getItemJsonObject();
			//jsonBack.put("success", true);
			System.out.println(jsonBack);
			request.setCharacterEncoding("utf-8");   
			response.setContentType("application/json;charset=utf-8");
			PrintWriter out = response.getWriter();
			out.print(jsonBack);
		}else if(request.getParameter("rmId")!=null 
			&& request.getParameter("type")!=null){
		
			String rmId=(String)request.getParameter("rmId").trim();
			ReservOrder reservOrder=businessService.findReservOrderByRmId(rmId);
			CheckinOrderJson checkinOrderJson=new CheckinOrderJson(reservOrder);
			JSONObject jsonBack=checkinOrderJson.getReservItemJsonObject();
			System.out.println(jsonBack);
			request.setCharacterEncoding("utf-8");   
			response.setContentType("application/json;charset=utf-8");
			PrintWriter out = response.getWriter();
			out.print(jsonBack);
		}
		else if(request.getParameter("cioId")!=null){
			//由登记单PKID获得登记信息
			String cioId=(String)request.getParameter("cioId").trim();	
		}else if(request.getParameter("roId")!=null){
			String roId=(String)request.getParameter("roId").trim();
			ReservOrder reservOrder=businessService.findReservById(roId);
			CheckinOrderJson checkinOrderJson=new CheckinOrderJson(reservOrder);
			JSONObject jsonBack=checkinOrderJson.getReservItemJsonObject();
			System.out.println(jsonBack);
			request.setCharacterEncoding("utf-8");   
			response.setContentType("application/json;charset=utf-8");
			PrintWriter out = response.getWriter();
			out.print(jsonBack);
		}
		else{
			log.error("getCheckinInfo failed,rmId==null");
		}
		return null;
	}
	private String createCheckinOrderId(){
		String orderId="CIO",baseString="";
		BaseInfo orderIdBaseInfo=businessService.findBaseInfoByName("CheckinOrderID");
		String baseId=orderIdBaseInfo.getBioValue();
		System.out.println(baseId);
		for(int i=baseId.length();i<8;i++){
			baseString=baseString+"0";
		}
		orderId=orderId+baseString+baseId;
		int baseIdNum=Integer.parseInt(baseId);
		int updateIdNum=baseIdNum+1;
		orderIdBaseInfo.setBioValue(String.valueOf(updateIdNum));
		businessService.updateBaseInfoCioOrder(orderIdBaseInfo);
		System.out.println(orderId);
		return orderId;
	}
	public BusinessService getBusinessService() {
		return businessService;
	}
	public void setBusinessService(BusinessService businessService) {
		this.businessService = businessService;
	}
}