基于JavaMail API收发邮件的方法

public class SendMail {
public static void main(String[] args) throws Exception {
//属性文件
Properties props=new Properties();
//设置邮件的发送主机名、发送协议和是否验证
props.setProperty("mail.host","smtp.sohu.com" );
props.setProperty("mail.transport.protocol", "smtp");
props.setProperty("mail.smtp.auth", "true");
//获取发送接收邮件环境的对象
Session session=Session.getInstance(props);
Message message=createMessage(session);
//创建发送邮件的对象
Transport tsp=session.getTransport();
tsp.connect("jb51", "jb51");
tsp.sendMessage(message, message.getAllRecipients());
tsp.close();
}
public static Message createMessage(Session session) throws Exception{
//根据环境对象创建一份邮件
MimeMessage message=new MimeMessage(session);
//设置邮件属性
message.setFrom(new InternetAddress("jb51@sohu.com"));
message.setRecipient(Message.RecipientType.TO,new InternetAddress("jb51@sina.com"));
message.setSubject("hello");
//创建邮件体
MimeBodyPart text=new MimeBodyPart();
text.setContent("你好?","text/html;charset=utf-8");
//设置描述关系
MimeMultipart mm=new MimeMultipart();
mm.addBodyPart(text);
message.setContent(mm);
message.saveChanges();
return message;
}
}

public class SendImageMail {
public static void main(String[] args) throws Exception {
//属性文件
Properties props=new Properties();
//设置邮件的发送主机名、发送协议和是否验证
props.setProperty("mail.host","smtp.sohu.com" );
props.setProperty("mail.transport.protocol", "smtp");
props.setProperty("mail.smtp.auth", "true");
//获取发送接收邮件环境的对象
Session session=Session.getInstance(props);
Message message=createMessage(session);
//创建发送邮件的对象
Transport tsp=session.getTransport();
tsp.connect("jb51", "jb51");
tsp.sendMessage(message, message.getAllRecipients());
tsp.close();
}
public static Message createMessage(Session session) throws Exception{
MimeMessage message=new MimeMessage(session);
message.setFrom(new InternetAddress("jb51@sohu.com"));
message.setRecipient(Message.RecipientType.TO,new InternetAddress("jb51@sina.com"));
message.setSubject("图片");
MimeBodyPart text=new MimeBodyPart();
text.setContent("好看吗?<br/><img src='cid:xx.jpg'>","text/html;charset=utf-8");
MimeBodyPart image=new MimeBodyPart();
image.setDataHandler(new DataHandler(new FileDataSource("src//f.jpg")));
image.setContentID("xx.jpg");
MimeMultipart mm=new MimeMultipart();
mm.addBodyPart(text);
mm.addBodyPart(image);
mm.setSubType("related");
message.setContent(mm);
message.saveChanges();
return message;
}
}

public class SendAttchImageMail {
public static void main(String[] args) throws Exception {
//属性文件
Properties props=new Properties();
//设置邮件的发送主机名、发送协议和是否验证
props.setProperty("mail.host","smtp.sohu.com" );
props.setProperty("mail.transport.protocol", "smtp");
props.setProperty("mail.smtp.auth", "true");
//获取发送接收邮件环境的对象
Session session=Session.getInstance(props);
Message message=createMessage(session);
//创建发送邮件的对象
Transport tsp=session.getTransport();
tsp.connect("jb51", "jb51");
tsp.sendMessage(message, message.getAllRecipients());
tsp.close();
}
public static Message createMessage(Session session) throws Exception{
MimeMessage message=new MimeMessage(session);
message.setFrom(new InternetAddress("jb51@sohu.com"));
message.setRecipient(Message.RecipientType.TO,new InternetAddress("jb51@sina.com"));
message.setSubject("图片");
MimeBodyPart text=new MimeBodyPart();
text.setContent("好看吗?<br/><img src='cid:xx.jpg'>","text/html;charset=utf-8");
MimeBodyPart image=new MimeBodyPart();
image.setDataHandler(new DataHandler(new FileDataSource("src//f.jpg")));
image.setContentID("xx.jpg");
MimeBodyPart attch=new MimeBodyPart();
DataHandler dh=new DataHandler(new FileDataSource("src//默默无 语.mp3"));
attch.setDataHandler(dh);
String name=dh.getName();
attch.setFileName(MimeUtility.encodeText(name));
MimeMultipart mm=new MimeMultipart();
mm.addBodyPart(text);
mm.addBodyPart(image);
mm.setSubType("related");
MimeBodyPart part=new MimeBodyPart();
part.setContent(mm);
MimeMultipart m=new MimeMultipart();
m.addBodyPart(part);
m.addBodyPart(attch);
m.setSubType("mixed");
message.setContent(m);
message.saveChanges();
return message;
}
}