MailUserBean.java
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上传用户:dinglihq
上传日期:2013-02-04
资源大小:99958k
文件大小:5k
源码类别:
Java编程
开发平台:
Java
- /*
- * @(#)MailUserBean.java 1.6 03/01/10
- *
- * Copyright 2001-2003 Sun Microsystems, Inc. All Rights Reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistribution in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * Neither the name of Sun Microsystems, Inc. or the names of contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * This software is provided "AS IS," without a warranty of any kind. ALL
- * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
- * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
- * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN AND
- * ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES OR LIABILITIES
- * SUFFERED BY LICENSEE AS A RESULT OF OR RELATING TO USE, MODIFICATION
- * OR DISTRIBUTION OF THE SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL
- * SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR
- * FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
- * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
- * ARISING OUT OF THE USE OF OR INABILITY TO USE SOFTWARE, EVEN IF SUN HAS
- * BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
- *
- * You acknowledge that Software is not designed, licensed or intended
- * for use in the design, construction, operation or maintenance of any
- * nuclear facility.
- *
- */
- package demo;
- import java.util.*;
- import javax.mail.*;
- import javax.naming.*;
- /**
- * This JavaBean is used to store mail user information.
- */
- public class MailUserBean {
- private Folder folder;
- private String hostname;
- private String username;
- private String password;
- private Session session;
- private Store store;
- private URLName url;
- private String protocol = "imap";
- private String mbox = "INBOX";
- public MailUserBean(){}
- /**
- * Returns the javax.mail.Folder object.
- */
- public Folder getFolder() {
- return folder;
- }
- /**
- * Returns the number of messages in the folder.
- */
- public int getMessageCount() throws MessagingException {
- return folder.getMessageCount();
- }
- /**
- * hostname getter method.
- */
- public String getHostname() {
- return hostname;
- }
- /**
- * hostname setter method.
- */
- public void setHostname(String hostname) {
- this.hostname = hostname;
- }
- /**
- * username getter method.
- */
- public String getUsername() {
- return username;
- }
- /**
- * username setter method.
- */
- public void setUsername(String username) {
- this.username = username;
- }
- /**
- * password getter method.
- */
- public String getPassword() {
- return password;
- }
- /**
- * password setter method.
- */
- public void setPassword(String password) {
- this.password = password;
- }
- /**
- * session getter method.
- */
- public Session getSession() {
- return session;
- }
- /**
- * session setter method.
- */
- public void setSession(Session s) {
- this.session = session;
- }
- /**
- * store getter method.
- */
- public Store getStore() {
- return store;
- }
- /**
- * store setter method.
- */
- public void setStore(Store store) {
- this.store = store;
- }
- /**
- * url getter method.
- */
- public URLName getUrl() {
- return url;
- }
- /**
- * Method for checking if the user is logged in.
- */
- public boolean isLoggedIn() {
- return store.isConnected();
- }
- /**
- * Method used to login to the mail host.
- */
- public void login() throws Exception {
- url = new URLName(protocol, getHostname(), -1, mbox,
- getUsername(), getPassword());
- /*
- * First, try to get the session from JNDI,
- * as would be done under J2EE.
- */
- try {
- InitialContext ic = new InitialContext();
- Context ctx = (Context)ic.lookup("java:comp/env");
- session = (Session)ctx.lookup("MySession");
- } catch (Exception ex) {
- // ignore it
- }
- // if JNDI fails, try the old way that should work everywhere
- if (session == null) {
- Properties props = null;
- try {
- props = System.getProperties();
- } catch (SecurityException sex) {
- props = new Properties();
- }
- session = Session.getInstance(props, null);
- }
- store = session.getStore(url);
- store.connect();
- folder = store.getFolder(url);
- folder.open(Folder.READ_WRITE);
- }
- /**
- * Method used to login to the mail host.
- */
- public void login(String hostname, String username, String password)
- throws Exception {
- this.hostname = hostname;
- this.username = username;
- this.password = password;
- login();
- }
- /**
- * Method used to logout from the mail host.
- */
- public void logout() throws MessagingException {
- folder.close(false);
- store.close();
- store = null;
- session = null;
- }
- }