WEB邮件程序

开发平台：

Java

ReceiveMailShow.java：源码内容

							package com.softeem.webmail.receive;
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 com.softeem.webmail.beans.receive.User;
import com.softeem.webmail.dao.mail.Mail;
import com.softeem.webmail.dao.mail.MailDAO;
import com.softeem.webmail.tags.PageBean;
public class ReceiveMailShow extends HttpServlet {
	
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
			doPost(request, response);
		
	}
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {
		response.setContentType("text/html");
		User user=(User) request.getSession(false).getAttribute("user");
		String username=user.getUsername();
		List temp=null;
		
		String te=request.getParameter("page");
		List<Mail> mails=MailDAO.getMailsByUsername(username);
		int msize=mails.size();
		System.out.println(msize);
		if(te==null){
			PageBean pb=new PageBean(1,msize,10); 
			if(msize>10){
			temp=mails.subList(0, 10);
			}
			else{
				temp=mails.subList(0, msize);
			}
			request.setAttribute("pagebean", pb);
		}
		else{
			int page=Integer.parseInt(te);
			System.out.println(te+"<><><>");
			PageBean pb=new PageBean(page,mails.size(),10); 
			if(page*10<=pb.getTotal_count()&&(page-1)*10>=0){
			temp=mails.subList((page-1)*10, page*10);
			}
			else{
				if((page-1)*10>=0){
				temp=mails.subList((page-1)*10, pb.getTotal_count());
				}
				else{
					temp=mails.subList(0, pb.getTotal_count());
				}
			}
			request.setAttribute("pagebean", pb);
		}
		request.setAttribute("mailsinfo", temp);
		request.getRequestDispatcher("list.jsp").forward(request, response);
	}
}

						