1.此工具类为163邮箱发送邮件的工具类,可以实现发送附件、文本、抄送等基本功能。
2.关键在于设置163 的 授权码 和主机。
/*
* Copyright(C) 2000-2011 THS Technology Limited Company, http://www.ths.com.cn
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package ths.project.sysweb.sendemil;
import java.io.UnsupportedEncodingException;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import javax.activation.DataHandler;
import javax.activation.DataSource;
import javax.activation.URLDataSource;
import javax.mail.BodyPart;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart;
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 javax.mail.internet.MimeUtility;
/**
*
*
* @author xinkun
* @since 2018-9-20
*/
public class SendEmailUtil {
private static String from ="1694669630@163.com"; // 发件人邮箱地址(还原添加本人QQ讨论)
private static String user = "1694669630@163.com"; // 发件人称号,同邮箱地址
private static String password = "****"; // 发件人邮箱客户端授权码
private static String host ="smtp.163.com";
/**
*
* @param to 发送人123@qq.com,234@263.net
* @param text 正文
* @param title 标题
* @param fileList 附件 此处的list 包含 附件url 和附件名称 附件通过链接直接可以访问到附件
*/
/* 发送验证信息的邮件 */
public static boolean sendMail(String to, String text, String title,List<Map<String,Object>> fileList) {
Properties props = new Properties();
props.setProperty("mail.smtp.host", host); // 设置发送邮件的邮件服务器的属性(这里使用网易的smtp服务器)
props.put("mail.smtp.host", host); // 需要经过授权,也就是有户名和密码的校验,这样才能通过验证(一定要有这一条)
props.put("mail.smtp.auth", "true"); // 用刚刚设置好的props对象构建一个session
Session session = Session.getDefaultInstance(props); // 有了这句便可以在发送邮件的过程中在console处显示过程信息,供调试使
// 用(你可以在控制台(console)上看到发送邮件的过程)
session.setDebug(false); // 用session为参数定义消息对象 关闭控制台日志
MimeMessage message = new MimeMessage(session); // 加载发件人地址
try {
message.setFrom(new InternetAddress(from));
message.setRecipients(Message.RecipientType.TO, new InternetAddress().parse(to)); // 加载收件人地址
message.setRecipients(Message.RecipientType.CC, new InternetAddress().parse(user)); // 抄送自己
message.setSubject(title); // 加载标题
Multipart multipart = new MimeMultipart(); // 向multipart对象中添加邮件的各个部分内容,包括文本内容和附件
BodyPart contentPart = new MimeBodyPart(); // 设置邮件的文本内容
contentPart.setContent(text, "text/html;charset=utf-8");
multipart.addBodyPart(contentPart);
//为邮件添加多个附件
MimeBodyPart attachment = null;
URL url = null;
try {
if(fileList !=null && fileList.size()>0){
for(int i=0;i<fileList.size();i++){
String filename= fileList.get(i).get("FILENAME").toString();//文件名称
String filepath= (String) fileList.get(i).get("FILEPATH");
try {
url=new URL(filepath);
} catch (MalformedURLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
DataSource ds=new URLDataSource(url);
attachment = new MimeBodyPart();
attachment.setDataHandler(new DataHandler(ds));
attachment.setFileName(MimeUtility.encodeText(filename));
multipart.addBodyPart(attachment);
}
}
} catch (UnsupportedEncodingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
message.setContent(multipart);//将multipart对象放到message中
message.saveChanges(); // 保存变化
Transport transport = session.getTransport("smtp"); // 连接服务器的邮箱
transport.connect(host, user, password); // 把邮件发送出去
transport.sendMessage(message, message.getAllRecipients());
transport.close();
} catch (MessagingException e) {
e.printStackTrace();
return false;
}
return true;
}
public static void main(String[] args) { // 做测试用
SendEmailUtil ds = new SendEmailUtil();
List<Map<String,Object>> filelist=new ArrayList<Map<String,Object>>();
Map<String,Object> map=new HashMap<String, Object>();
map.put("FILENAME", "测试");
map.put("FILEID", "6E5CFD87-293F-44D1-9FDE-1A2786EADF20");
filelist.add(map);
ds.sendMail("123654@QQ.cn", "你好,这是一封测试邮件,无需回复。", "测试邮件标题",filelist);
}
}