環境：jdk1.7    

郵件伺服器： james2.3.2     

1.   建立java工程，匯入jar包 javax.mail.jar

2. 編寫郵件實體類

==================MailInfo.java====================

package com.obtk.entitys;

import java.io.File;

/**
 * @author Administrator
 */
public class MailInfo {
	//伺服器(用域名錶示wx.com  127.0.0.1)
	private String mailServer;
	private String mailSender;   //郵件傳送者
	private String mailReceiver;  //郵件接受者
	private String mailSubject;   //郵件標題
	private String mailContent;   //郵件內容
	private String userName;    //使用者名稱
	private String passWord;    //密碼
	private String mailCc;//抄送地址
	private String[] mailBcc;   //抄送給很多人
	private File[] attachments;  //附件
	
	public void setAttachments(File[] attachments) {
		this.attachments = attachments;
	}
	
	public File[] getAttachments() {
		return attachments;
	}
	
	
	public String getMailCc() {
		return mailCc;
	}
	public void setMailCc(String mailCc) {
		this.mailCc = mailCc;
	}
	public String[] getMailBcc() {
		return mailBcc;
	}
	public void setMailBcc(String[] mailBcc) {
		this.mailBcc = mailBcc;
	}
	public String getMailServer() {
		return mailServer;
	}
	public void setMailServer(String mailServer) {
		this.mailServer = mailServer;
	}
	public String getMailSender() {
		return mailSender;
	}
	public void setMailSender(String mailSender) {
		this.mailSender = mailSender;
	}
	public String getMailReceiver() {
		return mailReceiver;
	}
	public void setMailReceiver(String mailReceiver) {
		this.mailReceiver = mailReceiver;
	}
	public String getMailSubject() {
		return mailSubject;
	}
	public void setMailSubject(String mailSubject) {
		this.mailSubject = mailSubject;
	}
	public String getMailContent() {
		return mailContent;
	}
	public void setMailContent(String mailContent) {
		this.mailContent = mailContent;
	}
	public String getUserName() {
		return userName;
	}
	public void setUserName(String userName) {
		this.userName = userName;
	}
	public String getPassWord() {
		return passWord;
	}
	public void setPassWord(String passWord) {
		this.passWord = passWord;
	}
	
	
}
 

================MailAuthCheck.java=================

package com.obtk.test;

import javax.mail.Authenticator;
import javax.mail.PasswordAuthentication;

public class MailAuthCheck extends Authenticator{
	private String userName;
	private String passWord;
	
	public MailAuthCheck(String userName, String passWord) {
		super();
		this.userName = userName;
		this.passWord = passWord;
	}
	
	protected PasswordAuthentication getPasswordAuthentication() {
		System.out.println("驗證執行了");
		//進行使用者名稱和密碼驗證
		return new PasswordAuthentication(userName, passWord);
	}
}
 

============TestMail01.java===============

package com.obtk.test;

import java.util.Properties;

import javax.mail.Message;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;

import com.obtk.entitys.MailInfo;

public class TestMail01 {
	
	public static void send(MailInfo theMail){
		//設定服務引數
		Properties prop=System.getProperties();
		prop.put("mail.smtp.host",theMail.getMailServer());
		prop.put("mail.smtp.auth", "true");//表示進行使用者驗證
		try {
			//產生session服務
			MailAuthCheck authCheck=new MailAuthCheck(theMail.getUserName(), theMail.getPassWord());
			Session mailSess=Session.getInstance(prop, authCheck);
			Message msg=new MimeMessage(mailSess);
			//設定傳送者
			msg.setFrom(new InternetAddress(theMail.getMailSender()));
			//設定接收者
			msg.setRecipient(Message.RecipientType.TO,new InternetAddress(theMail.getMailReceiver()) );
			//設定標題
			msg.setSubject(theMail.getMailSubject());
			//設定內容
			msg.setContent(theMail.getMailContent(),"text/html;charset=utf-8");
			//建立傳送示例
			Transport trans=mailSess.getTransport("smtp");
			//傳送
			trans.send(msg);
			//關閉
			trans.close();
			System.out.println("傳送成功!");
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
	
	public static void main(String[] args) {
		MailInfo theMail=new MailInfo();
		theMail.setUserName("test1");
		theMail.setPassWord("123456");
		theMail.setMailServer("wx.com");
		theMail.setMailSender("
 
[email protected]");
		theMail.setMailReceiver("[email protected]");
		theMail.setMailSubject("這是程式碼傳送的");
		theMail.setMailContent("hello,這是程式碼傳送的內容!!!");
		send(theMail);
	}
}