selecttestservlet.java

远程电子考试系统

package fangsoft.testcenter.web.servlet;

import java.util.ArrayList;
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 fangsoft.testcenter.model.Customer;
import fangsoft.testcenter.model.TestResult;
import fangsoft.testcenter.web.view.LoginView;
import fangsoft.testcenter.web.view.SelectTestView;
import java.io.IOException;

public class SelectTestServlet extends HttpServlet {

	/**
	 * 
	 */
	private static final long serialVersionUID = -6230951943477578784L;
	

	@Override
	protected void doGet(HttpServletRequest arg0, HttpServletResponse arg1) throws ServletException, IOException{
		// TODO 自动生成方法存根
		this.doProcess(arg0, arg1);
	}

	@Override
	protected void doPost(HttpServletRequest arg0, HttpServletResponse arg1) throws ServletException, IOException {
		// TODO 自动生成方法存根
		this.doProcess(arg0,arg1);
	}

	protected void doProcess(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException{
		// TODO 自动生成方法存根
		HttpSession session=request.getSession();
		String username=null;
		if(request.getParameter("username")!=null){
		username=request.getParameter("username");
		}
		else username=(String) session.getAttribute("username");
		String password=request.getParameter("password");
		session.setAttribute("username", username);
		SelectTestView view=new SelectTestView();
		List<String> testname=new ArrayList<String>();
		List<String> testdate=new ArrayList<String>();
		
		testname.add("java");
		testname.add("web");
	
		if(session.getAttribute("testResult")!=null){
		List<TestResult>testResult=(List<TestResult>) session.getAttribute("testResult");
		for(int i=0;i<testResult.size();i++){
			testdate.add(testResult.get(i).getStartTime());
		}
		}
		view.setUsername(username);
		view.setTestname(testname);
		view.setTestdate(testdate);
		
		response.setContentType("text/html");
		response.setCharacterEncoding("utf-8");
		if(request.getParameter("username")!=null){
			if(!Customer.login(username, password)){
		response.getWriter().print(view.getHtmlOutput());
		}
		else
			response.getWriter().print(new LoginView().getHtmlOutput());
		}
	
	else response.getWriter().print(view.getHtmlOutput()); 
}
}