connect.jsp

java邮件的学习资料

<%@ page import="javax.mail.*" %>
<%@ page import="javax.mail.internet.*" %>
<%@ page import="javax.activation.*" %>
<%@ page import="java.util.*" %>
<%@ page errorPage="errorpage.jsp" %>


<jsp:useBean id="mud" scope="session" class="mypack.MailUserData"/>

<%!
    private Properties props=null;
    public void jspInit() {
      props = System.getProperties();
      props.put("mail.transport.protocol", "smtp");
      props.put("mail.store.protocol", "imap");
      props.put("mail.smtp.class", "com.sun.mail.smtp.SMTPTransport");
      props.put("mail.imap.class", "com.sun.mail.imap.IMAPStore");
      props.put("mail.smtp.host", "localhost");
   }
%>

<%
    String hostname = request.getParameter("hostname");
    String username = request.getParameter("username");
    String password = request.getParameter("password");


   // Get a Session object
   Session mailsession = Session.getDefaultInstance(props, null);

  // Get a Store object
   Store store = mailsession.getStore("imap");

%>
  
<% 
   try{
    // Connect
    store.connect(hostname,username, password);
   }catch(Exception e){
      request.setAttribute("loginfail","true");
%>
   <jsp:forward page="login.jsp" />

<%
   }
%>

<%
 // save stuff into MUD
   mud.setSession(mailsession);
   mud.setStore(store);

   //create and open default Trash, Draft and sendbox folder

   Folder folder=store.getFolder("Trash");
   if(!folder.exists())folder.create(Folder.HOLDS_MESSAGES);

   folder=store.getFolder("SendBox");
   if(!folder.exists())folder.create(Folder.HOLDS_MESSAGES);

   folder=store.getFolder("Draft");
   if(!folder.exists())folder.create(Folder.HOLDS_MESSAGES);

  folder.open(Folder.READ_WRITE);

   //save draft into MUD
   URLName url = new URLName("imap",hostname, -1, "inbox", username, password);
   mud.setURLName(url);

%>
<jsp:forward page="listallfolders.jsp" />