使用java mail api 和 apache mail api 发送email 代码示例

本文分别测试使用java mail api（http://www.oracle.com/technetwork/java/javamail/index.html）和 apache mail api（http://commons.apache.org/email/）发送邮件的功能。（其中要注意 apache mail 依赖于 java mail 。）测试代码如下：

 

import java.net.URL;
import java.util.Properties;

import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.Authenticator;
import javax.mail.BodyPart;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;

import org.apache.commons.mail.DefaultAuthenticator;
import org.apache.commons.mail.Email;
import org.apache.commons.mail.EmailAttachment;
import org.apache.commons.mail.EmailException;
import org.apache.commons.mail.HtmlEmail;
import org.apache.commons.mail.MultiPartEmail;
import org.apache.commons.mail.SimpleEmail;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

public class JavaMail {
  
	
	@Test
	public void defaultSendMail() throws Exception {
		String host = "smtp.sina.com";// "smtp.gmail.com" 
		String port = "25"; //"465"
		Properties props = new Properties();
		props.setProperty("mail.smtp.host", host); 
		props.setProperty("mail.smtp.port", port);
		props.setProperty("mail.smtp.auth", "true");
		props.setProperty("mail.smtp.ssl.enable", "false");//"true"
		props.setProperty("mail.smtp.connectiontimeout", "5000");
		
		final String user = "***@sina.com";  //"***@gmail.com"
		final String pwd = "***";
		Session session = Session.getDefaultInstance(props, new Authenticator() {
			@Override
			protected PasswordAuthentication getPasswordAuthentication() {
				//登录用户名密码
				return new PasswordAuthentication(user,pwd);
			}
		});
		session.setDebug(true);
		Transport transport = session.getTransport("smtp");//"smtps"
		transport.connect(host,user,pwd); 
		//消息
		MimeMessage message = new MimeMessage(session);
		
		setMailContent(message);//。。。。。。。。。。。。。。。。。。
		
		message.setSubject("邮件标题");
		//消息发送者接收者设置
		//message.setFrom(new InternetAddress(user,"发件人名称")); 
		message.addRecipients(Message.RecipientType.TO,new InternetAddress[]{
				new InternetAddress("[e-mail]","to1昵称"),
				new InternetAddress("[e-mail]","to2昵称")
		});
		message.saveChanges();
		
		//发送
		transport.send(message);
		//Transport.send(message);
		
		transport.close();	
		
	}
	
	//设定邮件内容
	private void setMailContent(MimeMessage message) throws MessagingException {
		//方法一：只有文本邮件
		//message.setContent("邮件内容..", "text/plain");//纯文本内容
		//方法二：添加附件的邮件
		Multipart part = new MimeMultipart();
		
		BodyPart bodypart1 = new MimeBodyPart();
		bodypart1.setText("邮件内容");		
		part.addBodyPart(bodypart1 );
		
		BodyPart bodypart2 = new MimeBodyPart();
		bodypart2.setFileName("fileName");
		bodypart2.setDataHandler(new DataHandler(new FileDataSource("f:\\ok.txt")));
		part.addBodyPart(bodypart2);
		
		message.setContent(part);
	}

	@Test
	public void apacheSendMail() throws Exception {
		SimpleEmail email = new SimpleEmail();
		email.setHostName("smtp.gmail.com");
		email.setSSL(true);
		email.setSmtpPort(465);
//		email.setSslSmtpPort("465");
		email.setTLS(true);//gmail
		email.setAuthenticator(new DefaultAuthenticator("h***@gmail.com", "***"));
		email.setFrom("h***@gmail.com");
		email.setSubject("TestCommonMail");
		email.setCharset("gbk");
		//文本邮件
		email.setMsg("This is a test mail ... :-)");
		
		email.addTo("**[e-mail]");
		email.send(); 
	}

	@Test
	public void apacheSendHtmlMail() throws Exception {
		HtmlEmail email = new HtmlEmail();
		email.setHostName("smtp.gmail.com");
		email.setSSL(true);
		email.setSmtpPort(465); 
		email.setTLS(true);//gmail
		email.setAuthenticator(new DefaultAuthenticator("h***@gmail.com", "***"));
		email.setFrom("h***@gmail.com");
		email.addTo("**[e-mail]");
		email.setSubject("TestCommonMail");
		email.setCharset("gbk");
		//html邮件
		String cid = email.embed(new URL("http://www.google.com.tw/intl/en_com/images/srpr/logo1w.png"), "google logo");
		email.setHtmlMsg("<html>The logo - <img src='cid:"+cid+"'></html>");
		
		email.send(); 
	} 
	
	
	@Test
	public void apacheSendAttachMail() throws Exception {
		MultiPartEmail email = new MultiPartEmail();
		email.setHostName("smtp.gmail.com");
		email.setSSL(true);
		email.setSmtpPort(465); 
		email.setTLS(true);//gmail
		email.setAuthenticator(new DefaultAuthenticator("h***@gmail.com", "***"));
		email.setFrom("h***@gmail.com");
		email.addTo("**[e-mail]");
		email.setSubject("TestCommonMail");
		email.setMsg("This is a test mail ... :-)");
		email.setCharset("gbk");
		
		EmailAttachment attach = new EmailAttachment();
		attach.setName("attachFileName");
		attach.setPath("f:\\ok.txt");
		attach.setDescription(EmailAttachment.ATTACHMENT);
		
		
		email.attach(attach );
		
		email.send(); 
	} 
}