package com.ourlinc.activity;
import java.io.File;
import java.io.IOException;
import java.util.Date;
import java.util.HashMap;
import java.util.Map.Entry;
import java.util.Properties;
import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.Authenticator;
import javax.mail.BodyPart;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.PasswordAuthentication;
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;
/**
* 该类用来发送邮件，暂时关闭SSL支持
*
* @author lipeiying
*
*/
public class Mail {
private Session session = null;
private Properties properties = System.getProperties();
private Authenticator authenticator = null;
private HashMap<String, String> mailAttachment = new HashMap<String, String>();
public static void main(String[] args) {
}
/**
* 使用配置文件配置邮件服务器，权限认证，当不需要权限认证时参数可以为空
*
* @param user
* @throws IOException
*/
public Mail(String email, String password) {
boolean needAuth = Boolean.valueOf(EmailConfig.getValue("needAuth"));
String smtpHost = EmailConfig.getValue("smtpHost");
setSMTPHost(smtpHost);
if (needAuth) {
enableAuth(email, password);
} else {
properties.put("mail.smtp.auth", "false");
}
session = getSession(needAuth);
}
/**
* All in one setting
*/
public Mail(String smtpHost, boolean needAuth, final String username,
final String password, boolean isSSL, String sslPort) {
setSMTPHost(smtpHost);
if (isSSL) {
enableSSL(sslPort);
}
if (needAuth) {
enableAuth(username, password);
}
session = getSession(needAuth);
}
/**
* 添加附件
*
* @param filePath
*/
public void addAttachment(String filePath) {
if (WebUtils.isEmptyString(filePath)) {
throw new RuntimeException("[Error] Attachment filepath is empty!");
}
mailAttachment.put(filePath, new File(filePath).getName());
}
/**
* 发送邮件，抛出异常表示发送失败
*
* @param fromAddress
* @param toEmailAddresses
* @param ccEmailAddresses
* @param subject
* @param content
* @return
* @throws MessagingException
*/
public void send(String fromAddress, String[] toEmailAddresses,
String[] ccEmailAddresses, String subject, String content)
throws MessagingException {
MimeMessage message = new MimeMessage(session);
MimeMultipart multipart = new MimeMultipart();
message.setSubject(subject);
message.setRecipients(Message.RecipientType.TO,
emailToInternetAddressArray(toEmailAddresses));
message.setRecipients(Message.RecipientType.CC,
emailToInternetAddressArray(ccEmailAddresses));
message.addFrom(InternetAddress.parse(fromAddress));
message.setSentDate(new Date());
BodyPart mainBody = new MimeBodyPart();
mainBody.setContent(content, "text/html;charset=gbk");
multipart.addBodyPart(mainBody);
for (Entry<String, String> e : mailAttachment.entrySet()) {
BodyPart bodyPart = new MimeBodyPart();
bodyPart.setDataHandler(new DataHandler(new FileDataSource(e
.getKey())));
bodyPart.setFileName(e.getValue());
bodyPart.setHeader("Content-ID", e.getValue());
multipart.addBodyPart(bodyPart);
}
message.setContent(multipart);
message.saveChanges();
Transport.send(message, message.getAllRecipients());
}
private void setSMTPHost(String smtpHost) {
if (smtpHost == null) {
throw new RuntimeException("[Error] SMTP Host is empty!");
}
properties.setProperty("mail.smtp.host", smtpHost);
}
private Session getSession(boolean needAuth) {
mailAttachment.clear();
return needAuth ? session = Session.getInstance(properties,
authenticator) : Session.getInstance(properties);
}
private void enableAuth(final String username, final String password) {
if (username == null || password == null) {
throw new RuntimeException("[Error] Username or password is empty!");
}
properties.put("mail.smtp.auth", "true");
authenticator = new Authenticator() {
protected PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(username, password);
}
};
}
private void enableSSL(String sslPort) {
if (WebUtils.isEmptyString(sslPort)) {
throw new RuntimeException("[Error] SSL port is empty!");
}
properties.setProperty("mail.smtp.socketFactory.class",
"javax.net.ssl.SSLSocketFactory");
properties.setProperty("mail.smtp.socketFactory.fallback", "false");
properties.setProperty("mail.smtp.port", sslPort);
properties.setProperty("mail.smtp.socketFactory.port", sslPort);
}
private InternetAddress[] emailToInternetAddressArray(String[] email)
throws AddressException {
if (email == null || 0 == email.length) {
return new InternetAddress[0];
}
InternetAddress[] addresses = new InternetAddress[email.length];
for (int i = 0; i < email.length; i++) {
addresses[i] = new InternetAddress(email[i]);
}
return addresses;
}
}