发送邮件

<p>
</p>
<p>import java.util.*;</p>
<p>import java.io.*;</p>
<p>import javax.mail.*;</p>
<p>import javax.mail.internet.*;</p>
<p>import javax.activation.*;</p>
<p></p>
<p>public class SendMail {</p>
<p> public static void main(String[] args) {</p>
<p> try {</p>
<p> Properties p = new Properties(); //Properties p = System.getProperties();</p>
<p> p.put("mail.smtp.auth", "true");</p>
<p> p.put("mail.transport.protocol", "smtp");</p>
<p> p.put("mail.smtp.host", "smtp.163.com");</p>
<p> p.put("mail.smtp.port", "25");</p>
<p> //建立会话</p>
<p> Session session = Session.getInstance(p);</p>
<p> Message msg = new MimeMessage(session); //建立信息</p>
<p></p>
<p> msg.setFrom(new InternetAddress("bluebit_cn@163.com")); //发件人</p>
<p> msg.setRecipient(Message.RecipientType.TO,</p>
<p> new InternetAddress("javaonline@163.com")); //收件人</p>
<p></p>
<p> msg.setSentDate(new Date()); // 发送日期</p>
<p> msg.setSubject("答话稀有"); // 主题</p>
<p> msg.setText("快点下在"); //内容</p>
<p> // 邮件服务器进行验证</p>
<p> Transport tran = session.getTransport("smtp");</p>
<p> tran.connect("smtp.163.com", "bluebit_cn", "xiaohao");</p>
<p> // bluebit_cn是用户名，xiaohao是密码</p>
<p> tran.sendMessage(msg, msg.getAllRecipients()); // 发送</p>
<p> System.out.println("邮件发送成功");</p>
<p></p>
<p> } catch (Exception e) {</p>
<p> e.printStackTrace();</p>
<p> }</p>
<p> }</p>
<p>}</p>
<p></p>
<p>下面的话还是发送邮件的，不过是通过HTML网页来发送的</p>
<p>import javax.servlet.*;</p>
<p>import javax.servlet.http.*;</p>
<p>import java.io.*;</p>
<p>import java.util.*;</p>
<p>import javax.mail.*;</p>
<p>import javax.mail.internet.*;</p>
<p>import javax.activation.*;</p>
<p></p>
<p></p>
<p>public class sendMailMul extends HttpServlet {</p>
<p> private static final String CONTENT_TYPE = "text/html; charset=GBK";</p>
<p></p>
<p> //Initialize global variables</p>
<p> public void init() throws ServletException {</p>
<p> }</p>
<p></p>
<p> //Process the HTTP Get request</p>
<p> public void doGet(HttpServletRequest request, HttpServletResponse response) throws</p>
<p> ServletException, IOException {</p>
<p> response.setContentType(CONTENT_TYPE);</p>
<p> PrintWriter out = response.getWriter();</p>
<p> request.setCharacterEncoding("gbk");</p>
<p> response.setCharacterEncoding("gbk");</p>
<p></p>
<p> String mailServer = request.getParameter("txtServer").trim();</p>
<p> String mailFrom = request.getParameter("txtFrom").trim();</p>
<p> String mailTo = request.getParameter("txtTo").trim();</p>
<p> String mailSubject = request.getParameter("txtSubject").trim();</p>
<p> String mailMessage = request.getParameter("txtMessage").trim();</p>
<p> String file = request.getParameter("txtAttachment").trim();</p>
<p></p>
<p> mailSubject = new String(mailSubject.getBytes("ISO-8859-1"), "gbk");</p>
<p> mailMessage = new String(mailMessage.getBytes("ISO-8859-1"), "gbk");</p>
<p> file = new String(file.getBytes("ISO-8859-1"), "gbk");</p>
<p></p>
<p> System.out.println("页面数据：");</p>
<p> System.out.println("mailServer:" + mailServer);</p>
<p> System.out.println("mailFrom:" + mailFrom);</p>
<p> System.out.println("mailTo:" + mailTo);</p>
<p> System.out.println("mailSubject:" + mailSubject);</p>
<p> System.out.println("mailMessage:" + mailMessage);</p>
<p> System.out.println("file:" + file);</p>
<p></p>
<p> Properties p = new Properties();</p>
<p> p.put("mail.smtp.auth", "true");</p>
<p> p.put("mail.transport.protocol", "smtp");</p>
<p> p.put("mail.smtp.host", mailServer);</p>
<p> p.put("mail.smtp.port", "25");</p>
<p></p>
<p> Session mailsession = Session.getInstance(p);</p>
<p></p>
<p> MimeMessage msg = new MimeMessage(mailsession);</p>
<p></p>
<p> try {</p>
<p> msg.setFrom(new InternetAddress(mailFrom));</p>
<p> msg.setRecipients(Message.RecipientType.TO,</p>
<p> InternetAddress.parse(mailTo));</p>
<p> msg.setSentDate(new Date());</p>
<p> msg.setSubject(mailSubject);</p>
<p></p>
<p> //设置邮件内容，作为Multipart对象的一部分</p>
<p> MimeBodyPart mbp = new MimeBodyPart();</p>
<p> mbp.setText(mailMessage);</p>
<p> Multipart mulp = new MimeMultipart();</p>
<p> mulp.addBodyPart(mbp);</p>
<p> //设置附件，作为Multipart对象的一部分</p>
<p> mbp = new MimeBodyPart();</p>
<p> DataSource source = new FileDataSource(file);</p>
<p> mbp.setDataHandler(new DataHandler(source));</p>
<p> mbp.setFileName(file);</p>
<p> mulp.addBodyPart(mbp);</p>
<p> //设置信息内容，将Multipart 对象加入信息中</p>
<p> msg.setContent(mulp);</p>
<p></p>
<p> Transport tran = mailsession.getTransport("smtp");</p>
<p> tran.connect(mailServer, "bluebit_cn", "xiaohao");</p>
<p> tran.sendMessage(msg, msg.getAllRecipients());</p>
<p></p>
<p> msg.writeTo(System.out);</p>
<p> out.println("邮件已经发送到<br>" + mailTo);</p>
<p></p>
<p> } catch (Exception e) {</p>
<p> e.printStackTrace();</p>
<p> }</p>
<p></p>
<p> out.close();</p>
<p> }</p>
<p></p>
<p> //Process the HTTP Post request</p>
<p> public void doPost(HttpServletRequest request, HttpServletResponse response) throws</p>
<p> ServletException, IOException {</p>
<p> doGet(request, response);</p>
<p> }</p>
<p></p>
<p> //Clean up resources</p>
<p> public void destroy() {</p>
<p> }</p>
<p>}</p>
<p></p>
<p>http://blog.youkuaiyun.com/niunan/archive/2008/02/20/2108958.aspx</p>