使用spring发送邮件

import java.io.IOException;  
import java.io.InputStream;  
import java.util.ArrayList;  
import java.util.Date;  
import java.util.List;  
import java.util.Properties;  
  
import javax.mail.BodyPart;  
import javax.mail.MessagingException;  
import javax.mail.Message.RecipientType;  
import javax.mail.Multipart;  
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 org.springframework.mail.javamail.JavaMailSenderImpl;  
  
public class MailSender {  
  
    public static class Config{  
        public static Integer port;  
        public static String host;  
        public static String from;   
        public static String charset;  
        public static String password;  
        public static String subject;  
        public static String content;  
        public static String receiverSeperator;  
        public static String[] recipients;  
        static {  
            InputStream in = null;  
            try {  
                  
                // 加载default.properties配置文件  
                Properties props = new Properties();  
                in = Config.class.getClassLoader().getResourceAsStream("javaMail.properties");  
                props.load(in);  
  
                // 获取配置的值  
                 port = Integer.parseInt(props.getProperty("port"));  
                 host = props.getProperty("host");  
                 from = props.getProperty("from");  
                 charset = props.getProperty("charset");  
                 password = props.getProperty("password");  
                 content = new String(props.getProperty("content").getBytes("ISO-8859-1"),charset);  
                 subject = new String(props.getProperty("subject").getBytes("ISO-8859-1"),charset);  
                 receiverSeperator = props.getProperty("receiverSeperator");  
                 recipients = props.getProperty("recipients").split(receiverSeperator);  
                  
            } catch (Exception e) {  
                throw new RuntimeException(e);  
            } finally {  
                if (in != null) {  
                    try {  
                        in.close();  
                    } catch (IOException e) {  
                        throw new RuntimeException(e);  
                    }  
                }  
            }  
        }  
    }  
      
      
    public static void main(String argc[]) throws MessagingException  
    {  
        Config config = new Config();  
        System.out.println("开始发送邮件。。。。");  
        send(config, config.subject, config.content, config.recipients);  
        System.out.println("发送邮件完毕。。。。");  
    }  
      
    public static void send(Config config, String subject, String content, String ...recipients) throws MessagingException{  
          
        JavaMailSenderImpl mailSender = getMailSender(config);  
          
        MimeMessage message = mailSender.createMimeMessage();  
        message.setSentDate(new Date());  
        message.setFrom(new InternetAddress(config.from));  
        message.setRecipients(RecipientType.TO, addAddress(recipients));  
        message.setSubject(subject, config.charset);  
          
        Multipart mp = new MimeMultipart();  
        BodyPart bp = new MimeBodyPart();  
        bp.setContent(content, "text/html; charset=" + config.charset);  
        mp.addBodyPart(bp);  
        message.setContent(mp);  
        mailSender.send(message);  
    }  
      
    private static InternetAddress[] addAddress(String[] address) throws AddressException {  
        List<InternetAddress> rets = new ArrayList<InternetAddress>(address.length);  
        for (int i = 0; i < address.length; i++) {  
            rets.add(new InternetAddress(address[i]));  
        }  
        return rets.toArray(new InternetAddress[rets.size()]);  
    }  
      
    private static JavaMailSenderImpl getMailSender(Config config){  
        JavaMailSenderImpl mailSender = new JavaMailSenderImpl();  
        Properties properties = new Properties();  
        properties.setProperty("mail.smtp.auth", "true");  
        properties.setProperty("mail.smtp.timeout", "2500");  
        mailSender.setJavaMailProperties(properties);  
        mailSender.setHost(config.host);  
        mailSender.setPort(config.port);  
        mailSender.setUsername(config.from);  
        mailSender.setPassword(config.password);  
        return mailSender;  
    }  
}  
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