Java发送邮件

 importjava.io.UnsupportedEncodingException;
 importjava.util.Date;
 importjava.util.Properties;
 importjavax.mail.Address;
 importjavax.mail.Message;
 importjavax.mail.MessagingException;
 importjavax.mail.Session;
 importjavax.mail.Transport;
 importjavax.mail.internet.AddressException;
 importjavax.mail.internet.InternetAddress;
 importjavax.mail.internet.MimeMessage;
 /**
 *邮件发送
 */
 publicclassSendMail{

 /**
 *不需要验证的邮件发送
 *StringfromMail发件人地址
 *Stringpassword发件人密码
 *StringtoMail收件人地址
 *StringmessageText发送的消息
 *Stringtitle发送的标题
 *StringserviceName使用的邮件服务器
 *@throwsException
 */
 publicstaticvoidsetMessage(StringfromMail,StringtoMail,
 StringmessageText,StringserviceName)throwsException{
 Propertiesprops=System.getProperties();
 props.put("mail.smtp.host",serviceName);//设置smtp的服务器地址：该邮件服务器不需要身份验证
 props.put("mail.smtp.auth","false");//设置smtp服务器要身份验证:缺省设置为false

 Addressfrom=newInternetAddress(fromMail);
 Addressto=newInternetAddress(toMail);

 Sessionsession=Session.getDefaultInstance(props,null);
 Messagemessage=newMimeMessage(session);
 message.setFrom(from);
 message.addRecipient(Message.RecipientType.TO,to);
 message.setText(messageText);

 Transport.send(message);



 }

 /**
 *带授权的发送邮件
 *StringfromMail发件人地址
 *Stringpassword发件人密码
 *StringtoMail收件人地址
 *StringmessageText发送的消息
 *Stringtitle发送的标题
 *StringserviceName使用的邮件服务器
 *@throwsException
 */
 publicstaticvoidsetMessageWithAuthentica(StringfromMail,Stringpassword,StringtoMail,StringmessageText,Stringtitle,StringserviceName)throwsException{
 Propertiesprops=newProperties();
 props.put("mail.smtp.host",serviceName);//设置smtp的服务器地址是smtp.sohu.com
 props.put("mail.transport.protocol","smtp");
 props.put("mail.smtp.auth","true");//设置smtp服务器要身份验证。

 StringformMailName=fromMail.split("@")[0];
 StringtoMailName=toMail.split("@")[0];

 PopupAuthenticatorauth=newPopupAuthenticator(formMailName,fromMail);
 Sessionsession=Session.getDefaultInstance(props,auth);

 session.setDebug(true);

 //发送人地址
 Transporttransport=null;
 try{
 AddressaddressFrom=newInternetAddress(fromMail,formMailName);
 //收件人地址
 Address[]addressTo=newAddress[]{newInternetAddress(toMail,toMailName)};

 //抄送地址
 //AddressaddressCopy=newInternetAddress("[email protected]","GeorgeBush");
 Messagemessage=newMimeMessage(session);
 message.setText(messageText);
 message.setSubject(title);
 message.setFrom(addressFrom);
 message.addRecipients(Message.RecipientType.TO,addressTo);
 //message.addRecipient(Message.RecipientType.CC,addressCopy);
 message.saveChanges();
 //session.setDebug(true);
 transport=session.getTransport("smtp");//创建连接
 transport.connect(serviceName,fromMail,password);//连接服务器
 transport.sendMessage(message,addressTo);//发送信息
 transport.close();//关闭连接
 }catch(UnsupportedEncodingExceptione){
 e.printStackTrace();
 Loggers.error("发送邮件错误：SendMail--setMessageWithAuthentica--UnsupportedEncodingException："+e);
 }catch(MessagingExceptione){
 e.printStackTrace();
 Loggers.error("发送邮件错误：SendMail--setMessageWithAuthentica--MessagingException"+e);
 }finally{
 if(transport!=null&transport.isConnected()){
 transport.close();
 }
 }
 }


 publicstaticvoidsetMsg(StringtoMail,Stringtitle,Stringcontent)throwsMessagingException{
 Propertiesprops=newProperties();
 props.put("mail.smtp.host","smtp.163.com");
 props.put("mail.smtp.auth","true");
 Sessions=Session.getInstance(props);
 s.setDebug(true);

 MimeMessagemessage=newMimeMessage(s);
 Transporttransport=null;
 try{
 InternetAddressfrom=newInternetAddress("[email protected]");
 message.setFrom(from);
 InternetAddressto=newInternetAddress(toMail);
 message.setRecipient(Message.RecipientType.TO,to);
 message.setSubject(title);
 message.setText(content);
 message.setSentDate(newDate());
 message.saveChanges();
 transport=s.getTransport("smtp");
 transport.connect("smtp.163.com","xxx","xxx");
 transport.sendMessage(message,message.getAllRecipients());
 transport.close();
 }catch(AddressExceptione){
 e.printStackTrace();
 Loggers.error("发送邮件错误：SendMail--setMsg--AddressException："+e);
 }catch(MessagingExceptione){
 e.printStackTrace();
 Loggers.error("发送邮件错误：SendMail--setMsg--MessagingException："+e);
 }finally{
 if(transport!=null&transport.isConnected()){
 transport.close();
 }
 }
 }

 publicstaticvoidmain(String[]args){
 try{
 SendMail.setMessageWithAuthentica("您的邮箱","您的密码","对方邮箱","邮件内容","邮件标题","服务器地址");
 }catch(Exceptione){
 e.printStackTrace();
 }
 }
 }

 importjavax.mail.Authenticator;
 importjavax.mail.PasswordAuthentication;

 publicclassPopupAuthenticatorextendsAuthenticator{
 privateStringuname;//用户名

 privateStringpassword;//密码

 //属性方法
 publicStringgetUname(){
 returnuname;
 }

 publicvoidsetUname(Stringuname){
 this.uname=uname;
 }

 publicStringgetPassword(){
 returnpassword;
 }

 publicvoidsetPassword(Stringpassword){
 this.password=password;
 }

 //构造方法
 publicPopupAuthenticator(){

 }

 publicPopupAuthenticator(Stringuname,Stringpassword){
 this.uname=uname;
 this.password=password;
 }

 publicPasswordAuthenticationgetPasswordAuthentication(){
 Stringusername=uname;//邮箱登录帐号
 Stringpwd=password;//登录密码
 returnnewPasswordAuthentication(username,pwd);
 }
 }