showdetailservlet.java

oa办公系统

package cn.jx.ecjtu.oa.servlets.contract;

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

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 cn.jx.ecjtu.oa.ps.dao.DaoFactory;
import cn.jx.ecjtu.oa.ps.pojo.Detail;
import cn.jx.ecjtu.oa.services.DetailService;
import cn.jx.ecjtu.oa.services.ServiceFactory;

public class ShowDetailServlet extends HttpServlet {

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

	/**
	 * The doGet method of the servlet. <br>
	 * 
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		doPost(request, response);
	}

	/**
	 * The doPost method of the servlet. <br>
	 * 
	 * This method is called when a form has its tag value method equals to
	 * post.
	 * 
	 * @param request
	 *            the request send by the client to the server
	 * @param response
	 *            the response send by the server to the client
	 * @throws ServletException
	 *             if an error occurred
	 * @throws IOException
	 *             if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		String id = request.getParameter("userId");
		int userID = 0;
		try{
		if (id != null) {
			userID = Integer.parseInt(id);
		}
		}catch(Exception ex){
		}
		List<Detail> details = null;
		details = service.getdetailById(userID,"=");
		Detail detail=details.get(0);
		if (detail != null) {
			request.setAttribute("detail", detail);
			request.getRequestDispatcher("tongxun_yuangong_show.jsp").forward(
					request, response);
		} else {
			request.getRequestDispatcher("../error.jsp").forward(request,
					response);
		}

	}

	/**
	 * Initialization of the servlet. <br>
	 * 
	 * @throws ServletException
	 *             if an error occure
	 */
	private DetailService service;

	public void init() throws ServletException {
		service = (DetailService) ServiceFactory
				.getService(DetailService.class);
	}

}