javamail创建带图片和附件的邮件

 

package cn.test.demo;

import java.io.FileOutputStream;
import java.util.Properties;

import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Session;
import javax.mail.internet.AddressException;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;
import javax.mail.internet.MimeUtility;

public class ComplexMail {

	/**
	 * 复杂的邮件
	 * @throws MessagingException 
	 * @throws AddressException 
	 */
	public static void main(String[] args) throws Exception {
		
		MimeMessage message = new MimeMessage(Session.getInstance(new Properties()));
		message.setFrom(new InternetAddress("[email protected]"));
		message.setRecipient(Message.RecipientType.TO, new InternetAddress("[email protected]"));
		message.setSubject("这是邮件");
		
		
		//封装正文
		MimeBodyPart text = new MimeBodyPart();
		text.setContent("这是我的邮件xxx<br><img src='cid:3.jpg'>", "text/html;charset=UTF-8");
		
		//封装图片
		MimeBodyPart image = new MimeBodyPart();
		image.setDataHandler(new DataHandler(new FileDataSource("src\\3.jpg")));
		image.setContentID("3.jpg");
		
		//封装附件
		MimeBodyPart attach = new MimeBodyPart();
		DataHandler dh = new DataHandler(new FileDataSource("src\\灰色.mp3"));
		attach.setDataHandler(dh);
		String filename = dh.getName();
		attach.setFileName(MimeUtility.encodeText(filename));  //附件的乱码问题
		
		
		//描述正文和图片的关系
		MimeMultipart content = new MimeMultipart();
		content.addBodyPart(text);
		content.addBodyPart(image);
		content.setSubType("related");
		
		//描述正文和附件的关系
		MimeMultipart mm = new MimeMultipart();
		mm.addBodyPart(attach);
		MimeBodyPart bp = new MimeBodyPart();
		bp.setContent(content);
		mm.addBodyPart(bp);
		mm.setSubType("mixed");
		
		message.setContent(mm);
		message.saveChanges();
		
		message.writeTo(new FileOutputStream("c:\\3.eml"));

	}

}