doctorinformation.java

基于java的医院门诊管理系统

package crqs.servlets.client;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;

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 crqs.dboperation.Doctor;
import crqs.dboperation.Patient;
import crqs.exceptions.RecordsNotExistException;
import crqs.infobeans.DoctorInfo;
import crqs.util.NavBar;

public class DoctorInformation extends HttpServlet {

	/**
	 * 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 {
		HttpSession hs = request.getSession();
		String message = null;
		String did=request.getParameter("docID");
		NavBar nb=(NavBar)hs.getAttribute("navbar");
		try {
			Patient pat = (Patient) hs.getAttribute("validUser");
			DoctorInfo di = pat.getDoctorInfo(did);
			
			nb.to("<a href='DoctorInformation?docID="+did+"' class='left'>医生信息</a>");
			request.setAttribute("result", di);
			request.getRequestDispatcher("doctorinfo.jsp").forward(request, response);
			return;
		} catch (SQLException e) {
			message = "数据库出错!";
		} catch (RecordsNotExistException e) {
			message = "无患医生细信息记录!";
		}

		hs.setAttribute("message", message);
		hs.setAttribute("url", nb.generate());
		response.sendRedirect(response.encodeRedirectURL("/CRQS/message.jsp"));
	}

}