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📄 addvoteservlet.java

📁 用jsp编写的网上投票系统
💻 JAVA
字号:
package votebean;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.*;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * @author xiaoq
 *
 */
public class AddVoteServlet extends HttpServlet {

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

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

	/**
	 * 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 {

		response.setContentType("text/html;charset=GBK");
		PrintWriter out = response.getWriter();
		out.println("<HTML>");
		out.println("  <HEAD><TITLE>add vote</TITLE></HEAD>");
		out.println("  <BODY>");
		String title=request.getParameter("title");
		String stile=request.getParameter("stile");
		String startTime=request.getParameter("startyear")+"-"+request.getParameter("startmonth")+"-"+
							request.getParameter("startday");
		String endTime=request.getParameter("endyear")+"-"+request.getParameter("endmonth")+"-"+
							request.getParameter("endday");
		String active=request.getParameter("active");
		int newActive=Integer.parseInt(active);
		/**test
		out.println(title+""+stile+""+endTime+""+startTime+""+newActive+"");
		*/
		Questions question=new Questions();
		question.setTitle(title);
		question.setStyle(stile);
		question.setStrStartime(startTime);
		question.setStrEndtime(endTime);
		question.setActive(newActive);
		int n=Integer.parseInt(request.getParameter("n"));
		Collection items=new ArrayList();
		Item item=null;
		for(int i=1;i<=n;i++){
			item=new Item();
			item.setOptions(request.getParameter("option"+i));
			items.add(item);
			item=null;
		}
		VoteMgr mgr=new VoteMgr();
		question.setItem(items);
		int i=mgr.addVote(question);
		if(i==1){
			out.print("add successed");
		}else{
			out.print("add failed,please add again");
		}
		out.println("<a href=/vote/admin/addvote.jsp>继续添加</a>|");
		out.println("<a href=/vote/servlet/BrowseVoteServlet>浏览投票项目");
		out.println("  </BODY>");
		out.println("</HTML>");
		out.flush();
		out.close();
	}

	/**
	 * Initialization of the servlet. <br>
	 *
	 * @throws ServletException if an error occurs
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}

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