java发送邮件带附件、格式、可以实现转发、秘密转发等操作

最近在研究java发送邮件带附件、格式、可以实现转发、秘密转发等操作的组件，下面把代码和大家共享下，本来想做资源共享的，但是下载就会消耗大家的积分，没积分就没得看了，想想还是算了，直接发出来了，个人知识一点点的研究，敬请大家指点 2010-12-14

]package njfc.com;

import java.io.File;
import java.io.UnsupportedEncodingException;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Date;
import java.util.Properties;

import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.Address;
import javax.mail.Authenticator;
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.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;
import javax.mail.internet.MimeUtility;

/**
* 发件邮件 涉及到的jar包 activation.jar、javamail.jar
* @author <a href="mailto:nanjifengchen@163.com">LanXJ</a>
*/
public class MailSendTestMain {

/**
* 发件方式枚举
* @author lanxj
*/
public enum SendTypeEnum{
TO(0,"发件方式 - 普通发送"),CS(1,"发件方式 - 抄送"),MCS(2,"发件方式 - 密件抄送");
private int type;
private String description;
SendTypeEnum(int type,String desc){
this.type=type;
this.description=desc;
}
public int intValue(){
return this.type;
}
public String getDescription(){
return this.description;
}
}

/** 邮件相关信息 - SMTP 服务器 */
private String smtpHost = null;
/** 邮件相关信息 - 邮件用户名 */
private String username = null;
/** 邮件相关信息 - 密码 */
private String password = null;
/** 邮件相关信息 - 发件人邮件地址 */
private String fromAddress = null;
/** 邮件相关信息 - 邮件主题 */
private String subject = "";
/** 邮件相关信息 - 邮件发送地址 */
private Address[] toAddress = null;
/** 邮件相关信息 - 邮件抄送地址 */
private Address[] csAddress = null;
/** 邮件相关信息 - 邮件密件抄送地址 */
private Address[] mcsAddress = null;
/** 邮件相关信息 - 邮件正文(复合结构) */
private MimeMultipart context = null;

public MailSendTestMain() {
context = new MimeMultipart();
}

/**
* 设置 SMTP 服务器
* @param strSMTPHost 邮件服务器名称或 IP
* @param strUser 邮件用户名
* @param strPassword 密码
*/
public void setSMTP(String strSMTPHost, String strUser,
String strPassword) {
this.smtpHost = strSMTPHost;
this.username = strUser;
this.password = strPassword;
}

/**
* 设置邮件发送地址
* @param strFromAddress 邮件发送地址
*/
public void setFromAddress(String strFromAddress) {
this.fromAddress = strFromAddress;
}

/**
* 设置邮件目的地址
* @param strAddress 邮件目的地址列表, 不同的地址可用;号分隔
* @param iAddressType 邮件发送方式 (SendTypeEnum.TO 0, SendTypeEnum.CS 1, SendTypeEnum.MCS 2) 枚举已在本类定义
* @throws AddressException
*/
public void setAddress(String strAddress, SendTypeEnum iAddressType) throws AddressException {
if (iAddressType==SendTypeEnum.TO) {
ArrayList<String> alAddress = splitStr(strAddress, ';');
toAddress = new Address[alAddress.size()];
for (int i = 0; i < alAddress.size(); i++) {
toAddress[i] = new InternetAddress( (String) alAddress.get(i));
}
}else if (iAddressType==SendTypeEnum.CS) {
ArrayList<String> alAddress = splitStr(strAddress, ';');
csAddress = new Address[alAddress.size()];
for (int i = 0; i < alAddress.size(); i++) {
csAddress[i] = new InternetAddress( (String) alAddress.get(i));
}
}else if (iAddressType==SendTypeEnum.MCS) {
ArrayList<String> alAddress = splitStr(strAddress, ';');
mcsAddress = new Address[alAddress.size()];
for (int i = 0; i < alAddress.size(); i++) {
mcsAddress[i] = new InternetAddress( (String) alAddress.get(i));
}
}
}

/**
* 设置邮件主题
* @param strSubject 邮件主题
*/
public void setSubject(String strSubject) {
this.subject = strSubject;
}

/**
* 设置邮件文本正文
* @param strTextBody 邮件文本正文
* @throws MessagingException
*/
public void setContext(String strTextBody) throws MessagingException {
MimeBodyPart mimebodypart = new MimeBodyPart();
mimebodypart.setText(strTextBody, "GBK");
context.addBodyPart(mimebodypart);
}

/**
* 设置邮件超文本正文
* @param strHtmlBody 邮件超文本正文
* @throws MessagingException
*/
public void setHtmlContext(String strHtmlBody) throws MessagingException {
MimeBodyPart mimebodypart = new MimeBodyPart();
mimebodypart.setDataHandler(new DataHandler(strHtmlBody, "text/html;charset=GBK"));
context.addBodyPart(mimebodypart);
}

/**
* 设置邮件正文外部链接 URL, 信体中将包含链接所指向的内容
* @param strURLAttachment 邮件正文外部链接 URL
* @throws MessagingException
* @throws MalformedURLException
*/
public void setURLAttachment(String strURLAttachment) throws
MessagingException, MalformedURLException {
MimeBodyPart mimebodypart = new MimeBodyPart();
mimebodypart.setDataHandler(new DataHandler(new URL(strURLAttachment)));
context.addBodyPart(mimebodypart);
}

/**
* 设置邮件附件
* @param strFileAttachment 文件的全路径
* @throws MessagingException
* @throws UnsupportedEncodingException
*/
public void setFileAttachment(String strFileAttachment) throws MessagingException, UnsupportedEncodingException {
File path = new File(strFileAttachment);
if (!path.exists() || path.isDirectory()) {
return;
}
String strFileName = path.getName();
MimeBodyPart mimebodypart = new MimeBodyPart();
mimebodypart.setDataHandler(new DataHandler(new FileDataSource(
strFileAttachment)));
// mimebodypart.setFileName(strFileName);
mimebodypart.setFileName(MimeUtility.encodeText(strFileName));
context.addBodyPart(mimebodypart);
}

/**
* 主方法：邮件发送(一次发送多个地址, 优点速度快, 但是有非法邮件地址时将中断发送操作)
* 前提条件{
*   setSMTP();【必选】
*   setFromAddress();【必选】
*   setAddress();【必选】
*   setSubject();【必选】
*   set*Context();【必选】
*   set*Attachment();【可选】
* }
* @throws MessagingException
*/
public void sendBatch() throws MessagingException {
Properties properties = new Properties();
properties.put("mail.smtp.host", this.smtpHost);
properties.put("mail.smtp.auth", "true");//必须
Session session = Session.getInstance(properties, new Authenticator(){
protected javax.mail.PasswordAuthentication getPasswordAuthentication(){//这个很重要，当今mail服务器大多都是通过认证才能发信的
return new javax.mail.PasswordAuthentication(MailSendTestMain.this.username, MailSendTestMain.this.password);
}
});
MimeMessage mimemessage = new MimeMessage(session);
mimemessage.setFrom(new InternetAddress(this.fromAddress));
if (toAddress != null) {
mimemessage.addRecipients(javax.mail.Message.RecipientType.TO, this.toAddress);
}
if (csAddress != null) {
mimemessage.addRecipients(javax.mail.Message.RecipientType.CC, this.csAddress);
}
if (mcsAddress != null) {
mimemessage.addRecipients(javax.mail.Message.RecipientType.BCC, this.mcsAddress);
}
mimemessage.setSubject(this.subject);
mimemessage.setContent(this.context);
mimemessage.setSentDate(new Date());

/*发送方式一
Transport transport = session.getTransport("smtp");
transport.connect(this.smtpHost, this.username, this.password);
transport.send(mimemessage);
*/
//发送方式二
Transport.send(mimemessage);

System.out.println("已向下列邮箱发送了邮件");
showAddress(toAddress,csAddress,mcsAddress);
}

/**
* 显示所有的收件人地址信息
* @param addresses
*/
private static void showAddress(Address[] ... addresses){
if (addresses != null) {
for (int i = 0; i < addresses.length; i++) {
if(addresses[i]!=null){
for (int j = 0; j < addresses[i].length; j++) {
System.out.println(addresses[i][j]);
}
}
}
}
}

/**
* 将字符串分割成字符串集合
* @param str 字符串
* @param sp 分隔符
* @return
*/
private static ArrayList<String> splitStr(String str,char sp){
ArrayList<String> retu=new ArrayList<String>();
String []res=str.split(""+sp);
for (String s : res) {
retu.add(s);
}
return retu;
}

public static void main(String[] args) {
try {
MailSendTestMain mail=new MailSendTestMain();
mail.setFromAddress("nanjifengchen@163.com");
mail.setSMTP("smtp.163.com","nanjifengchen@163.com","***"); //SMTP、邮箱用户名、邮箱密码，用于登录邮箱服务器以完成邮件发送

mail.setAddress("nanjifengchen@163.com;songhaikang@163.com",SendTypeEnum.TO); //直接发送
mail.setAddress("lanxj@sh-stt.com", SendTypeEnum.CS);//转发
mail.setAddress("694626525@qq.com", SendTypeEnum.MCS);//秘密转发
mail.setSubject("邮件发送测试");
//			mail.setContext("如有打扰，请见谅，谢谢！");
mail.setHtmlContext("<font color=red>如有打扰</font>，<font color=green>请见谅</font>，谢谢！");
try{
mail.setFileAttachment("D://temp//tnsnames_sh.ora");//加附件
mail.setURLAttachment("http://static.tieba.baidu.com/tb/img/2010120801.jpg"); //网络资源
mail.setURLAttachment("http://tieba.baidu.com"); //网址
}catch (Exception e) {
System.out.println("附件发送异常");
}
mail.sendBatch();//发送
} catch (AddressException e) {
e.printStackTrace();
} catch (MessagingException e) {
e.printStackTrace();
}
}
}