JavaMail邮件发送如何实现简单封装

/**
 * @Title: MailAuthenticator
 * @author: ykgao
 * @description: 
 * @date: 2017-10-11 下午04:55:37
 */
import javax.mail.Authenticator;
import javax.mail.PasswordAuthentication;
 
/**
 * 服务器邮箱登录验证
 * 
 * @author MZULE
 * 
 */
public class MailAuthenticator extends Authenticator {
 
  /**
   * 用户名（登录邮箱）
   */
  private String username;
  /**
   * 密码
   */
  private String password;
 
  /**
   * 初始化邮箱和密码
   * 
   * @param username 邮箱
   * @param password 密码
   */
  public MailAuthenticator(String username, String password) {
  this.username = username;
  this.password = password;
  }
 
  String getPassword() {
  return password;
  }
 
  @Override
  protected PasswordAuthentication getPasswordAuthentication() {
  return new PasswordAuthentication(username, password);
  }
 
  String getUsername() {
  return username;
  }
 
  public void setPassword(String password) {
  this.password = password;
  }
 
  public void setUsername(String username) {
  this.username = username;
  }
 
}

/**
 * @Title: SimpleMail
 * @author: ykgao
 * @description:
 * @date: 2017-10-11 下午04:56:27
 */
public class SimpleMail {
	/** 邮件主题 */
	public String Subject;

	/** 邮件内容 */
	public String Content;

	/**
	 * @return the subject
	 */
	public String getSubject() {
		return Subject;
	}

	/**
	 * @param subject
	 *      the subject to set
	 */
	public void setSubject(String subject) {
		Subject = subject;
	}

	/**
	 * @return the content
	 */
	public String getContent() {
		return Content;
	}

	/**
	 * @param content
	 *      the content to set
	 */
	public void setContent(String content) {
		COntent= content;
	}

}

import java.io.UnsupportedEncodingException;
import java.security.GeneralSecurityException;
import java.util.List;
import java.util.Properties;
import javaMailDevelopment.SimpleMail;
import javax.mail.MessagingException;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.AddressException;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMessage.RecipientType;

import com.sun.mail.util.MailSSLSocketFactory;

/**
 * @Title: SimpleMailSender
 * @author: ykgao
 * @description: 邮件发送器
 * @date: 2017-10-11 下午04:54:50
 */

public class SimpleMailSender {

	/**
	 * 发送邮件的props文件
	 */
	private final transient Properties props = System.getProperties();
	/**
	 * 邮件服务器登录验证
	 */
	private transient MailAuthenticator authenticator;

	/**
	 * 邮箱session
	 */
	private transient Session session;

	/**
	 * 初始化邮件发送器
	 * 
	 * @param smtpHostName
	 *      SMTP邮件服务器地址
	 * @param username
	 *      发送邮件的用户名(地址)
	 * @param password
	 *      发送邮件的密码
	 */
	public SimpleMailSender(final String smtpHostName, final String username, final String password) {
		init(username, password, smtpHostName);
	}

	/**
	 * 初始化邮件发送器
	 * 
	 * @param username
	 *      发送邮件的用户名(地址)，并以此解析SMTP服务器地址
	 * @param password
	 *      发送邮件的密码
	 */
	public SimpleMailSender(final String username, final String password) {
		// 通过邮箱地址解析出smtp服务器，对大多数邮箱都管用
		String smtpHostName = "smtp." + username.split("@")[1];
		if (username.split("@")[1].equals("outlook.com")) {
			smtpHostName = "smtp-mail.outlook.com";
		}
		init(username, password, smtpHostName);

	}

	/**
	 * 初始化
	 * 
	 * @param username
	 *      发送邮件的用户名(地址)
	 * @param password
	 *      密码
	 * @param smtpHostName
	 *      SMTP主机地址
	 */
	private void init(String username, String password, String smtpHostName) {
		// 初始化props
		props.setProperty("mail.transport.protocol", "smtp"); // 使用的协议（JavaMail规范要求）
		props.setProperty("mail.smtp.host", smtpHostName); // 发件人的邮箱的 SMTP 服务器地址
		props.setProperty("mail.smtp.auth", "true"); // 需要请求认证
		final String smtpPort = "587";
		props.setProperty("mail.smtp.port", smtpPort);
		// props.setProperty("mail.smtp.socketFactory.class",
		// "javax.net.ssl.SSLSocketFactory");
		props.setProperty("mail.smtp.socketFactory.fallback", "false");
		props.setProperty("mail.smtp.starttls.enable", "true");
		props.setProperty("mail.smtp.socketFactory.port", smtpPort);

		// 验证
		authenticator = new MailAuthenticator(username, password);
		// 创建session
		session = Session.getInstance(props, authenticator);
		session.setDebug(true);
	}

	/**
	 * 发送邮件
	 * 
	 * @param recipient
	 *      收件人邮箱地址
	 * @param subject
	 *      邮件主题
	 * @param content
	 *      邮件内容
	 * @throws AddressException
	 * @throws MessagingException
	 * @throws UnsupportedEncodingException
	 */
	public void send(String recipient, String subject, Object content) throws Exception {
		// 创建mime类型邮件
		final MimeMessage message = new MimeMessage(session);
		// 设置发信人
		message.setFrom(new InternetAddress(authenticator.getUsername()));
		// 设置收件人
		message.setRecipient(RecipientType.TO, new InternetAddress(recipient));
		// 设置主题
		message.setSubject(subject);
		// 设置邮件内容
		message.setContent(content.toString(), "text/html;charset=utf-8");
		// 发送
		Transport.send(message);
	}

	/**
	 * 群发邮件
	 * 
	 * @param recipients
	 *      收件人们
	 * @param subject
	 *      主题
	 * @param content
	 *      内容
	 * @throws AddressException
	 * @throws MessagingException
	 */
	public void send(List recipients, String subject, Object content)
			throws AddressException, MessagingException {
		// 创建mime类型邮件
		final MimeMessage message = new MimeMessage(session);
		// 设置发信人
		message.setFrom(new InternetAddress(authenticator.getUsername()));
		// 设置收件人们
		final int num = recipients.size();
		InternetAddress[] addresses = new InternetAddress[num];
		for (int i = 0; i  recipients, SimpleMail mail) throws AddressException, MessagingException {
		send(recipients, mail.getSubject(), mail.getContent());
	}

}

import java.util.ArrayList;
import java.util.List;

/**
 * @Title: testMail
 * @author: ykgao
 * @description: 
 * @date: 2017-10-11 下午02:13:02
 *
 */

public class testMail {
	public static void main(String[] args) throws Exception {
    /** 创建一个邮件发送者*/
		SimpleMailSender simpleMailSeJava Mail 邮件发送简单封装