JavaMail实例

import java.util.Properties;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSenderImpl;

public class Test {
	public void sentMail(){
		try{
			Properties p = new Properties();
			p.put("mail.smtp.auth", "true");
			p.put("mail.smtp.timeout", 25000);
			JavaMailSenderImpl mailSender = new JavaMailSenderImpl();
			mailSender.setHost("10.16.77.240");
			mailSender.setUsername("[email protected]");
			mailSender.setPassword("123456");
			mailSender.setJavaMailProperties(p);
			
			SimpleMailMessage smm = new SimpleMailMessage();
			smm.setFrom(mailSender.getUsername());
			smm.setTo("***@126.com");
			smm.setSubject("Hello world");
			smm.setText("Hello world via spring mail sender");
			mailSender.send(smm);			
		}catch(Exception ex){
			ex.printStackTrace();
			System.out.println("ERROR");
		}
	}
	
	public static void main(String[] args) {
		
		Test test = new Test();
		test.sentMail();
		System.out.println("发送成功");
	}
}

 邮箱服务器必须进行授权，否则邮件发送不出去