JavaMail学习笔记-1（简单纯文本的邮件发送）

 

简单的纯文本邮件发送： 1.本人安装了一个CMailServer5.3来测试邮件的收发。 2.下载接下来需要用到的的jar包，有如下几个： 3.启动Eclipse，建立一个标准的web项目，并在web-info/lib下引入jar包。 4.编写一个邮件输入页面： <! DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" > < html >      < head >          < title > JavaMail1.html </ title >      </ head >      < body >          < form action ="SEND1" method ="post" >              From: < input type ="text" name ="from" >< br >              TO: < input type ="text" name ="to" >< br >              Subject: < input type ="text" name ="subject" >< br >              Context: < textarea rows ="4" cols ="30" name ="context" ></ textarea >< br >              < input type ="submit" value ="Send" >          </ form >      </ body > </ html > 5.编写sevlet : SEND1.java package com.servlet; import java.io.IOException; import java.io.PrintWriter; import java.util.Date; import java.util.Properties; import javax.mail.Address; import javax.mail.Message; import javax.mail.Session; import javax.mail.Transport; import javax.mail.internet.InternetAddress; import javax.mail.internet.MimeMessage; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; public class SEND1 extends HttpServlet ... {     public SEND1() ...{         super();      }     public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException ...{          response.setContentType("text/html");          PrintWriter out = response.getWriter();          request.setCharacterEncoding("gb2312");          String from = request.getParameter("from");          String to = request.getParameter("to");          String subject = request.getParameter("subject");          String context = request.getParameter("context");                  // 确定要发送的邮件服务器的地址          String mailserver = "codedestiny-pc";                  try ...{             // 设置邮件的传输协议              Properties prop = System.getProperties();              prop.put("mail.smtp.host", mailserver);                          // 建立邮件发送的连接              Session session = Session.getDefaultInstance(prop, null);                          // 创建发送的信息的载体              Message msg = new MimeMessage(session);                      // 设置相关的邮件属性              msg.setFrom(new InternetAddress(from));                          // 点到点的发送              msg.setRecipient(Message.RecipientType.TO, new InternetAddress(to));                          /**//*               * 群发 msg.setRecipients(Message.RecipientType.TO, new InternetAddress[]{new InternetAddress(to),new InternetAddress(to)}); //借助循环的标准发送              */              msg.setSubject(subject);              msg.setSentDate(new Date());              msg.setText(context);                          // 发送              Transport.send(msg);                       } catch (Exception e) ...{              e.printStackTrace();          }          out.print("send ok");          out.flush();          out.close();      } } 6.测试。

转载于:https://blog.51cto.com/youxue/342240