package javax.util.zz;
import javax.mail.*;
import javax.mail.internet.*;
import javax.activation.*;
import java.util.*;
import java.net.*;
import java.io.*;
/**
* <p>邮件发送类</p>
* <p>支持普通模式和HTML模式，可发送多个附件，支持SMTP服务器认证。<br>基于javamail开发，使用时请将javamail包含在classpath系统变量中。</p>
* <p><br>使用说明：</p>
* <p>Mail mail=new Mail();</p>
* <p>mail.setXXX ....</p>
* <p>mail.send();<br></p>
* @author
* @version 1.0
*/
public class Mail {
private Address[] to = null;
private Address[] cc = null;
private Address[] bcc = null;
private String from = "";
private String title = "";
private String content = "";
private String smtpHost = "";
private int smtpPort = 25;
private String content_type = MODE_TEXT;
private String htmlMailDesc = "";
private String smtpUser = "";
private String smtpPassword = "";
private boolean isAuthenticationSMTP = false;
private Vector vFiles = new Vector();
private Vector vURLs = new Vector();
public Mail() {
}
/**
* 设置SMTP服务器，使用默认端口
* @param server SMTP服务器IP
*/
public void setSmtpHost(String server) {
this.smtpHost = server;
}
/**
* 设置SMTP服务器
* @param server SMTP服务器IP
* @param port 端口
*/
public void setSmtpHost(String server, int port) {
this.smtpHost = server;
this.smtpPort = port;
}
/**
* 设置收件人地址
* @param aEmail 收件人Email地址
*/
public void setTo(String aEmail) {
String[] s = new String[1];
s[0] = aEmail;
this.to = getAddress(s);
}
/**
* 设置多个收件人地址
* @param Emails 收件人Email地址
*/
public void setTo(String[] Emails) {
this.to = getAddress(Emails);
}
/**
* 设置抄送地址
* @param aEmail 抄送地址
*/
public void setCC(String aEmail) {
String[] s = new String[1];
s[0] = aEmail;
this.cc = getAddress(s);
}
/**
* 设置多个抄送地址
* @param Emails 抄送地址
*/
public void setCC(String[] Emails) {
this.cc = getAddress(Emails);
}
/**
* 设置暗送地址
* @param Emails 暗送地址
*/
public void setBCC(String aEmail) {
String[] s = new String[1];
s[0] = aEmail;
this.bcc = getAddress(s);
}
/**
* 设置多个暗送地址
* @param Emails 暗送地址
*/
public void setBCC(String[] Emails) {
this.bcc = getAddress(Emails);
}
/**
* 设置发件人地址
* @param aEmail 发件人地址
*/
public void setFrom(String aEmail) {
// if(!isValidEmailAddress(aEmail)){
// throw new MyException("Invalid Email Address");
// }
this.from = aEmail;
}
/**
* 设置邮件主题
* @param mailTitle 邮件主题
*/
public void setSubject(String mailTitle) {
this.title = mailTitle;
}
/**
* 设置邮件文字内容
* @param mailContent 邮件文字内容
*/
public void setBody(String mailContent) {
this.content = mailContent;
}
/**
* 设置邮件字符类型
* @param contentType 请从静态变量TEXT和HTML中选择
*/
public void setContentType(String contentType) {
this.content_type = contentType;
}
/**
* 设置HTML格式邮件在一般模式下显示的说明
* @param desc 说明文字
*/
public void setHtmlMailDesc(String desc) {
this.htmlMailDesc = desc;
}
/**
* 设置SMTP服务器用户认证
* @param username 用户名
* @param password 密码
*/
public void setSmtpAuthentication(String username, String password) {
this.smtpUser = username;
this.smtpPassword = password;
this.isAuthenticationSMTP = true;
}
/**
* 添加附件
* @param afile 本地文件
*/
public void addAttachment(File afile) {
vFiles.add(afile);
}
/**
* 添加附件
* @param fileURL 文件URL
*/
public void addAttachment(URL fileURL) {
vURLs.add(fileURL);
}
/**
* 标示邮件是否附带附件
* @return
*/
public boolean hasAttachment() {
return vFiles.size() + vURLs.size() > 0;
}
/**
* 发送邮件
*/
public void send() {
try {
Properties server = new Properties();
if (StringUtil.isEmpty(this.smtpHost)) {
throw new NullPointerException("Please set SMTP host");
}
else {
server.put("mail.smtp.host", this.smtpHost);
}
server.put("mail.smtp.port", String.valueOf(this.smtpPort));
if (this.isAuthenticationSMTP) {
server.put("mail.smtp.auth", "true");
}
Session conn = Session.getInstance(server, null);
MimeMessage msg = new MimeMessage(conn);
if (StringUtil.isEmpty(this.from)) {
throw new NullPointerException("Please set FROM address");
}
else {
msg.setFrom(new InternetAddress(this.from));
}
if (this.to != null) {
msg.setRecipients(Message.RecipientType.TO, this.to);
}
// else {
// throw new NullPointerException("Please set TO address");
// }
if (this.cc != null) {
msg.setRecipients(Message.RecipientType.CC, this.cc);
}
if (this.bcc != null) {
msg.setRecipients(Message.RecipientType.BCC, this.bcc);
}
sun.misc.BASE64Encoder enc = new sun.misc.BASE64Encoder();
msg.setSubject("=?GB2312?B?" + enc.encode(this.title.getBytes()) + "?=");
if (!hasAttachment()) {
//如果没有带附件
if(this.isHtmlModeMail()){
//是HTML格式的邮件
if (!this.hasHtmlDesc()) {
msg.setContent(this.content, this.content_type);
}
else {
Multipart mp = new MimeMultipart();
MimeBodyPart mbp = null;
mbp = new MimeBodyPart();
mbp.setContent(this.content, this.content_type);
mp.addBodyPart(mbp);
mbp = new MimeBodyPart();
mbp.setContent(this.htmlMailDesc, this.MODE_TEXT);
mp.addBodyPart(mbp);
msg.setContent(mp);
}
}
else{
//是文本格式的邮件
msg.setText(this.content);
}
}
else {
//有附件
Multipart mp = new MimeMultipart();
MimeBodyPart mbp = null;
//邮件正文
for (int i = 0; i < vFiles.size(); i++) {
mbp = new MimeBodyPart();
File file = (File) vFiles.get(i);
FileDataSource fds = new FileDataSource(file);
mbp.setDataHandler(new DataHandler(fds));
mbp.setFileName(StringUtil.ISO8859_1(file.getName()));
mp.addBodyPart(mbp);
}
for (int i = 0; i < vURLs.size(); i++) {
mbp = new MimeBodyPart();
URL url = (URL) vURLs.get(i);
// URLDataSource uds=new URLDataSource(url);
mbp.setDataHandler(new DataHandler(url));
mbp.setFileName(StringUtil.ISO8859_1(url.getFile()));
mp.addBodyPart(mbp);
}
mbp = new MimeBodyPart();
mbp.setContent(this.content, this.content_type);
mp.addBodyPart(mbp);
if (this.isHtmlModeMail() && this.hasHtmlDesc()) {
mbp = new MimeBodyPart();
mbp.setContent(this.htmlMailDesc, this.MODE_TEXT);
mp.addBodyPart(mbp);
}
msg.setContent(mp);
}
msg.saveChanges();
if (this.isAuthenticationSMTP) {
Transport transport = conn.getTransport("smtp");
transport.connect(this.smtpHost, this.smtpUser, this.smtpPassword);
transport.sendMessage(msg, msg.getAllRecipients());
transport.close();
}
else {
Transport.send(msg, msg.getAllRecipients());
}
}
catch (javax.mail.internet.AddressException e) {
e.printStackTrace();
}
catch (javax.mail.MessagingException e) {
e.printStackTrace();
}
}
public boolean isValidEmailAddress(String email) {
if (StringUtil.isEmpty(email))
return false;
if (email.indexOf("@") > 0)
return !email.endsWith("@");
return false;
}
private Address[] getAddress(String[] add) {
Address[] a = new Address[add.length];
for (int i = 0; i < add.length; i++) {
try {
a[i] = new InternetAddress(add[i]);
}
catch (AddressException ex) {
ex.printStackTrace();
}
}
return a;
}
public boolean isHtmlModeMail(){
return this.content_type.equals(this.MODE_HTML);
}
public boolean hasHtmlDesc(){
if(!this.isHtmlModeMail()) return false;
return !StringUtil.isEmpty(this.htmlMailDesc);
}
/**
* 普通模式
*/
public static final String MODE_TEXT = "text/plain;charset=gb2312";
/**
* HTML模式
*/
public static final String MODE_HTML = "text/html;charset=gb2312";
}
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