MailUtils

/**
 *包名:com.thinkgem.jeesite.test
 *描述:package com.thinkgem.jeesite.test;
 */
package com.thinkgem.jeesite.test;

import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import javax.mail.internet.MimeMessage;

import org.apache.commons.mail.HtmlEmail;
import org.springframework.mail.javamail.JavaMailSenderImpl;
import org.springframework.mail.javamail.MimeMessageHelper;

import com.jjqkkkaa.posp.common.utils.DateUtils;

/**
 * MailUtilsss.java
 * 版权所有(C) 2018 裕福控股有限公司
 * 创建:gll 
 * 时间:2018年2月8日
 * 描述:MailUtils
 */
public class MailUtils {

	private static final String from = "aaaaaaaaa@163.com";
	private static final String fromName = "测试公司";
	private static final String charSet = "utf-8";
	private static final String username = "aaaaaaaa@163.com";
	private static final String password = "123456";

	private static Map<String, String> hostMap = new HashMap<String, String>();
	static {
		// 126
		hostMap.put("smtp.126", "smtp.126.com");
		// qq
		hostMap.put("smtp.qq", "smtp.qq.com");

		// 163
		hostMap.put("smtp.163", "smtp.163.com");

		// sina
		hostMap.put("smtp.sina", "smtp.sina.com.cn");

		// tom
		hostMap.put("smtp.tom", "smtp.tom.com");

		// 263
		hostMap.put("smtp.263", "smtp.263.net");

		// yahoo
		hostMap.put("smtp.yahoo", "smtp.mail.yahoo.com");

		// hotmail
		hostMap.put("smtp.hotmail", "smtp.live.com");

		// gmail
		hostMap.put("smtp.gmail", "smtp.gmail.com");
		hostMap.put("smtp.port.gmail", "465");
	}

	public static String getHost(String email) throws Exception {
		Pattern pattern = Pattern.compile("\w+@(\w+)(\.\w+){1,2}");
		Matcher matcher = pattern.matcher(email);
		String key = "unSupportEmail";
		if (matcher.find()) {
			key = "smtp." + matcher.group(1);
		}
		if (hostMap.containsKey(key)) {
			return hostMap.get(key);
		} else {
			throw new Exception("unSupportEmail");
		}
	}

	public static int getSmtpPort(String email) throws Exception {
		Pattern pattern = Pattern.compile("\w+@(\w+)(\.\w+){1,2}");
		Matcher matcher = pattern.matcher(email);
		String key = "unSupportEmail";
		if (matcher.find()) {
			key = "smtp.port." + matcher.group(1);
		}
		if (hostMap.containsKey(key)) {
			return Integer.parseInt(hostMap.get(key));
		} else {
			return 25;
		}
	}


	/**
	 * 发送普通邮件
	 * 
	 * @param toMailAddr
	 *            收信人地址
	 * @param subject
	 *            email主题
	 * @param message
	 *            发送email信息
	 */
	public static void sendCommonMail(String toMailAddr, String subject,
			String message) {
		HtmlEmail hemail = new HtmlEmail();
		try {
			hemail.setHostName(getHost(from));
			hemail.setSmtpPort(getSmtpPort(from));
			hemail.setCharset(charSet);
			hemail.addTo(toMailAddr);
			hemail.setFrom(from, fromName);
			hemail.setAuthentication(username, password);
			hemail.setSubject(subject);
			hemail.setMsg(message);
			hemail.send();
			System.out.println("email send true!");
		} catch (Exception e) {
			e.printStackTrace();
			System.out.println("email send error!");
		}

	}

	public static void main(String[] args) {
		 try {
		 sendInlineMail();
		 } catch (Exception e) {
		 // TODO Auto-generated catch block
		 e.printStackTrace();
		 }
	}

	// 发送带内嵌文件的HTML格式邮件
	public static void sendInlineMail() throws Exception {
		String smtp = "smtp";
		String host = "smtp.163.com";
		String sslIs ="true";
		String authIs = "true";
		String userName = "aa@163.com";
		String password = "aa#";

		// spring提供的邮件实现类
		JavaMailSenderImpl send = new JavaMailSenderImpl();
		Properties prop = new Properties();
		prop.setProperty("mail.transport.protocol", smtp); // 设置邮件发送协议
		prop.setProperty("mail.host", host); // 邮件服务器地址
		prop.setProperty("mail.smtps.ssl.enable", sslIs); // 邮件ssl验证
		prop.setProperty("mail.smtp.auth", authIs); // 邮件服务身份验证

		send.setUsername(userName); // 设置用户名
		send.setPassword(password); // 设置密码
		send.setJavaMailProperties(prop);

		MimeMessage msg = send.createMimeMessage();
		// 指定HTML编码,参数true表示为multipart
		MimeMessageHelper helper = new MimeMessageHelper(msg, true, "UTF-8");
		helper.setFrom(userName); // 发送者邮箱
		helper.setTo("800@163.com"); // 接收者邮箱
		// helper.setCc(CC_MAIL); // 抄送邮箱
		// helper.setBcc(BCC_MAIl); // 密送邮箱
		helper.setSentDate(new Date()); // 发送日期
		helper.setSubject("工资条(" + DateUtils.getDate("yyyy-MM-dd HH:mm:ss")
				+ ")");
		String html = "<font size='5' color='red'>HTML格式测试成功!</font>";
		helper.setText(html, true); // 邮件内容,参数true表示是html代码
		send.send(msg); // 发送邮件
	}

}

  

原文地址:https://www.cnblogs.com/guoziyi/p/8432331.html