使用 org.springframework.mail發送郵件

在講代碼前先作些準備工做。

1.在服務器上添加發送郵箱爲白名單。

2.獲取發送郵箱的主機，端口，受權碼。通常在郵箱的設置裏面都能找到。

3.代碼（不知道爲何，複製過來就一行）

package com.fairyland.jdp.framework.util;import java.net.URL;import java.util.Properties;import javax.mail.internet.MimeMessage;import org.apache.commons.lang3.StringUtils;import org.springframework.core.io.InputStreamSource;import org.springframework.core.io.UrlResource;import org.springframework.mail.MailException;import org.springframework.mail.SimpleMailMessage;import org.springframework.mail.javamail.JavaMailSenderImpl;import org.springframework.mail.javamail.MimeMessageHelper;public class MailUtil {   // public static JavaMailSenderImpl mailSender =   // createMailSender("smtp.263xmail.com", 25,   // "InformationSendingMail@metlife.com",   // "Hello01", 25000);   public static JavaMailSenderImpl mailSender = createMailSender("smtp.qq.com", 25, "1194862954@qq.com",         "fkrurxuawayijhhg", 25000);   private static JavaMailSenderImpl createMailSender(String host, int port, String username, String password,         int timeout) {      JavaMailSenderImpl sender = new JavaMailSenderImpl();      sender.setHost(host);      sender.setPort(port);      sender.setUsername(username);      sender.setPassword(password);      sender.setDefaultEncoding("Utf-8");      Properties p = new Properties();      p.setProperty("mail.smtp.timeout", String.valueOf(timeout));      p.setProperty("mail.smtp.auth", "true");      sender.setJavaMailProperties(p);      return sender;   }   public static boolean sendMail(String title, String html, String recipients, String urls) throws Exception {      return sendAttachsMail(title, html, recipients, "", "", urls);   }   public static void main(String[] args) throws Exception {//    sendText("測試", "https://ezt-uat.metlife.com.cn/static/test.xls", "1194862954@qq.com", null, null);//    sendAttachsMail("test", "this is a test email!", "1194862954@qq.com", null, null, "file://C:/Users/fangza/Desktop/Test/c.xls");   }   /****** 下面都是特殊時候使用，發送郵件使用上面的方法 ************/   // 1.發送簡單的文本郵件   public static boolean sendText(String title, String message, String recipients, String ccrecipients, String bccrecipients)         throws MailException {      SimpleMailMessage msg = new SimpleMailMessage();      msg.setFrom(mailSender.getUsername());      if (StringUtils.isEmpty(recipients)) {         return false;      }      String[] recipientArr = recipients.split(";");      msg.setTo(recipientArr);      if (!StringUtils.isEmpty(ccrecipients)) {         String[] ccrecipientArr = ccrecipients.split(";");         msg.setCc(ccrecipientArr);      }      if (!StringUtils.isEmpty(bccrecipients)) {         String[] bccrecipientArr = bccrecipients.split(";");         msg.setBcc(bccrecipientArr);      }      msg.setSubject(title);      msg.setText(message);      mailSender.send(msg);      return true;   }   // 2.發送帶附件的郵件   public static boolean sendAttachsMail(String title, String html, String recipients, String ccrecipients,         String bccrecipients, String urls) throws Exception {      MimeMessage miMessage = mailSender.createMimeMessage();      MimeMessageHelper helper = new MimeMessageHelper(miMessage, true, "UTF-8");      helper.setFrom(mailSender.getUsername());      if (StringUtils.isEmpty(recipients)) {         return false;      }      String[] recipientArr = recipients.split(";");      helper.setTo(recipientArr);      if (!StringUtils.isEmpty(ccrecipients)) {         String[] ccrecipientArr = ccrecipients.split(";");         helper.setCc(ccrecipientArr);      }      if (!StringUtils.isEmpty(bccrecipients)) {         String[] bccrecipientArr = bccrecipients.split(";");         helper.setBcc(bccrecipientArr);      }      helper.setSubject(title);      helper.setText(html, true);      if (!StringUtils.isEmpty(urls)) {         String[] urls1 = urls.split(";");         for (int i = 0; i < urls1.length; i++) {            URL url = new URL(urls1[i]);            InputStreamSource asInputStreamSource = new UrlResource(url);            String[] arr = url.toString().split("/");            String fileTitle = arr[arr.length - 1];            helper.addAttachment(fileTitle, asInputStreamSource);         }      }      mailSender.send(miMessage);      return true;   }}複製代碼