roominfopage.java

JSP移动商品管理平台源代码.........

package imis_hous.com.servlet;

import imis_hous.com.dao.RoomInfoDAO;
import imis_hous.com.factory.SessionFactoryDAO;

import java.io.IOException;
import java.util.List;

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

public class RoomInfoPage extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public RoomInfoPage() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	@Override
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		response.setContentType("text/html");
		RoomInfoDAO page = SessionFactoryDAO.getRoomInfoDAO();
		String useDept=request.getParameter("J_UseDept");
		List list = null;
		List lists = null;
		int currentPage = 1;

		try {
			currentPage = Integer.parseInt(request.getParameter("currentPage"));
		} catch (NumberFormatException nfe) {
			nfe.printStackTrace();
			currentPage = 1;
		}
		try {
			lists=page.getSelect(useDept);
			if (lists.size()==0) {
//				request.setAttribute("list", list);
				request.getSession().setAttribute("list", list);
				request.getSession().setAttribute("RoomInfo", "没有此记录");
				request.getRequestDispatcher("../imis_hous/view/RoomInfoPage.jsp")
				.forward(request, response);
			} else {
			//	list = page.pageCount(currentPage, useDepts);
				 list = SessionFactoryDAO.getRoomInfoDAO().getSelect(useDept);
				 
				request.setAttribute("totalRecords", page.getAllRecords());
				request.setAttribute("totalPages", page.getAllPages());
				request.getSession().setAttribute("list", list);
				request.setAttribute("currentPage", currentPage);

				request.getRequestDispatcher("../imis_hous/view/RoomInfoPage.jsp")
						.forward(request, response);
			}
		} catch (Exception e) {
			request.getRequestDispatcher("error.jsp")
					.forward(request, response);
			e.printStackTrace();
			return;
		}
		
	}

	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		doGet(request, response);
	}

	public void init() throws ServletException {
		// Put your code here
	}

}