JavaMail应用--通过javamail API实现在代码中发送邮件功能

package net.hk515.utils;
import java.util.Properties;

import javax.mail.Address;
import javax.mail.Authenticator;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Store;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;

import java.util.ArrayList;

import com.sun.mail.smtp.*;

public class SendMail {
	private Log log=new Log(SendMail.class);
	public static void main(String[] args) {
		// TODO 自动生成的方法存根
		SendMail sendMail=new SendMail();
		sendMail.sendmessage("zhengshuheng@XXX.com", "XXX", "smtp.mxhichina.com", "25", "zhengshuheng@XXX.com", "XXX@XX.com,XXX@XX.com", "测试邮件发送函数", "测试邮件发送函数");

	}
      /**
       * 
       * @param userName  发送邮箱账号  xxx@xxx.com形式
       * @param passWord  发送邮件密码
       * @param smtpHost  stmp服务器地址
       * @param smtpPort  smtp服务器端口
       * @param from      发件人地址
       * @param tos       收件人地址
       * @param title     标题
       * @param content   内容
       */
	 public void sendmessage(String userName,String passWord,String smtpHost,String smtpPort,String from,String tos ,String title,String content)
	 {
		 Properties smtpProper=setSmtp(smtpHost, smtpPort, userName, passWord);
		 Auth authenticator=new Auth(userName, passWord);
		 try {
			   
			    //创建session实例
		        Session session=Session.getInstance(smtpProper, authenticator);
				 MimeMessage message=new MimeMessage(session);
				 session.setDebug(true);
				 
				 //设置from发件人邮箱地址
				 message.setFrom(new InternetAddress(from));
				 //收件人to LIST
				  ArrayList<Address> toList=new ArrayList<Address>();
				  //收件人字符串通过,号分隔收件人
				  String[] toArray=tos.split(",");
				  for (int i = 0; i < toArray.length; i++)
				   {
					String str = toArray[i];
					toList.add(new InternetAddress(str));
				   }
				  //将收件人列表转换为收件人数组
				  Address[] addresses=new Address[toList.size()];
				  addresses=toList.toArray(addresses);
				 //设置to收件人地址
				 message.setRecipients(MimeMessage.RecipientType.TO,addresses);
				 //设置邮件标题
				 message.setSubject(title);
				 //设置邮件内容
				 message.setContent(content, "text/html;charset=UTF-8");
				 //Transport.send(message);
				 Transport transport=session.getTransport();
				 transport.connect(smtpHost,userName, passWord);
				 transport.sendMessage(message,addresses);
				 log.info("发送邮件成功！");
				 
		} catch (Exception e) {
			// TODO: handle exception
			log.error("发送邮件失败！");
			e.printStackTrace();
		}
		
		 
	 }
	 
	private Properties setSmtp(String smtpHost,String smtpPort,String userName,String passWord)
	{
		//创建邮件配置文件
	    Properties maiProperties=new Properties();
        //配置smtp发件服务器
        maiProperties.put("mail.transport.protocol", "smtp");
         //配置smtp服务器
        maiProperties.put("mail.smtp.host", smtpHost);
        //配置smtp服务器端口
        maiProperties.put("mail.smtp.port", smtpPort);
        //配置smtp用户名
        maiProperties.put("mail.user", userName);
        //配置smtp身份验证
        maiProperties.put("mail.smtp.auth", "true");
        return maiProperties;
       
         
	}
	
}
//smtp 身份验证类
class Auth extends Authenticator  
{
	Properties pwdProperties;
	//构造函数
	
	public Auth(String userName,String passWord)
	 {
		pwdProperties=new Properties();
		try {
			pwdProperties.put(userName,passWord);
		} catch (Exception e) {
			// TODO: handle exception
			e.printStackTrace();
		}
	 }
	//必须实现 PasswordAuthentication 方法
	 public PasswordAuthentication passwordAuthentication()
	  {
		String userName=getDefaultUserName();
		//当前用户在密码表里
		if (pwdProperties.containsKey(userName)) {
			//取出密码，封装好后返回
			return new PasswordAuthentication(userName, pwdProperties.getProperty(userName).toString());
			
		}
		else {
			//如果当前用户不在密码表里就返回Null
			System.out.println("当前用户不存在");
			return null;
			
			
		 }
		
	 }
	
	
 }