我无法发送邮件 - 该程序正在抛出身份验证错误
package com.gmc.registration.util;
import java.util.*;
import javax.activation.*;
import javax.mail.*;
import javax.mail.internet.*;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
public class MailWithAttachement {
private String sender;
private String addressee;
private String subject;
private String nameOfAttachedFile;
private String filePath;
private String body;
private String contentType;
private static final String EMAIL_PATTERN = "^[_A-Za-z0-9-]+(\\.[_A-Za-z0-9-]+)*@[A-Za-z0-9]+(\\.[A-Za-z0-9]+)*(\\.[A-Za-z]{2,})$";
private transient String SMTP_AUTH_USER = "";
private transient String SMTP_AUTH_PWD = "";
public MailWithAttachement(final String sender, final String addressee, final String subject, final String nameOfAttachedFile, final String filePath, final String body, final String contentType) {
this.sender = sender;
this.addressee = addressee;
this.subject = subject;
this.nameOfAttachedFile = nameOfAttachedFile;
this.filePath = filePath;
this.body = body;
this.contentType = contentType;
}
public int send() {
int flag = 0;
final ResourceBundle resource = ResourceBundle.getBundle("com.gmc.student.resourseprop.student");
final Properties mailServerProperties = new Properties();
mailServerProperties.put("mail.smtp.host", resource.getString("mail.smtp.host"));
mailServerProperties.put("mail.smtp.port", resource.getString("mail.smtp.port"));
mailServerProperties.put("mail.smtp.auth", resource.getString("mail.smtp.auth"));
mailServerProperties.put("mail.smtp.sendpartial", resource.getString("mail.smtp.sendpartial"));
final Authenticator auth = new SMTPAuthenticator(resource.getString("mail.smtp.username"), resource.getString("mail.smtp.password"));
final Session session = Session.getDefaultInstance(mailServerProperties, auth);
// final Session session = Session.getInstance(mailServerProperties);
// final Session session = Session.getDefaultInstance(mailServerProperties);
final MimeMessage messageToSend = new MimeMessage(session);
try {
messageToSend.setFrom(new InternetAddress(this.sender));
messageToSend.setRecipients(Message.RecipientType.TO, InternetAddress.parse(addressee));
messageToSend.setSubject(this.subject);
final BodyPart bodyText = new MimeBodyPart();
bodyText.setContent(this.body, this.contentType);
Multipart multipart = new MimeMultipart();
multipart.addBodyPart(bodyText);
if (this.nameOfAttachedFile != null && this.filePath != null && !"".equals(this.nameOfAttachedFile) && !"".equals(this.filePath)) {
addAttachments(multipart);
}
messageToSend.setContent(multipart);
Transport.send(messageToSend);
flag = 1;
} catch (MessagingException exception) {
} catch (Exception excp) {
}
return flag;
}
private void addAttachments(final Multipart multipart) {
try {
final BodyPart attachment = new MimeBodyPart();
DataSource dataSource = new FileDataSource(this.filePath + this.nameOfAttachedFile);
attachment.setDataHandler(new DataHandler(dataSource));
attachment.setFileName(this.nameOfAttachedFile);
multipart.addBodyPart(attachment);
} catch (MessagingException excp) {
}
}
public static boolean emailvalidation(final String email) {
Pattern pattern = Pattern.compile(EMAIL_PATTERN);
Matcher matcher = pattern.matcher(email);
return matcher.matches();
}
/**
* SimpleAuthenticator is used to do simple authentication
* when the SMTP server requires it.
*/
private class SMTPAuthenticator extends javax.mail.Authenticator {
private SMTPAuthenticator(final String username, final String password) {
SMTP_AUTH_USER = username;
SMTP_AUTH_PWD = password;
}
@Override
public PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(SMTP_AUTH_USER, SMTP_AUTH_PWD);
}
}
public static void main(String[] args) {
new MailWithAttachement("ash.k@test.com", "xxh.k@test.com", "sub", null, null, "<h1>This is a test</h1>"
+ "", "text/html").send();
}
}
道具文件
mail.attachement.filepath=E:/test/attchedFiles/
mail.smtp.host=mail.test.com
mail.smtp.port=587
mail.smtp.username=ash.t
mail.smtp.password=123456
mail.smtp.auth=true
mail.smtp.sendpartial=true
答案 0 :(得分：0)
由于你没有给出一个例外的详细信息，我发布了我在生产中使用的模块，它似乎与gmail帐户相当不错。
/**
GmailSmtpSSL emailNotify = new GmailSmtpSSL(cred[ID], cred[PASS]);
emailNotify.sendMailTo("self","Testing AlfaDX Gmail module", "Yes it works");
**/
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Properties;
import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
public class GmailSmtpSSL {
GmailSmtpSSL(String username,String password) {
usern = username;
pass = password;
setDebugMsg("Setting user name to : "+usern);
setDebugMsg("Using given password : "+pass);
props = new Properties();
setDebugMsg("Setting smtp server: smtp.gmail.com");
setDebugMsg("Using SSL at port 465 auth enabled");
props.put("mail.smtp.host", "smtp.gmail.com");
props.put("mail.smtp.port", "465");
props.put("mail.smtp.user", usern);
props.put("mail.smtp.auth", "true");
props.put("mail.smtp.starttls.enable", "true");
//props.put("mail.smtp.debug", "true");
props.put("mail.smtp.socketFactory.port", "465");
props.put("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory");
props.put("mail.smtp.socketFactory.fallback", "false");
SMTPAuthenticator auth = new SMTPAuthenticator();
session = Session.getDefaultInstance(props, auth);
session.setDebug(true);
setDebugMsg("Session initialization complete");
}
public void destroy() {
props.clear();
props = null;
usern = null;
pass = null;
session = null;
}
public void sendMailTo(String to, String sub, String body)
throws MessagingException {
Calendar currentDate = Calendar.getInstance();
SimpleDateFormat formatter= new SimpleDateFormat("yyyy-MMM-dd HH:mm:ss a");
String dateToday = formatter.format(currentDate.getTime()).toLowerCase();
if (to.equals("self"))
to = usern;
setDebugMsg("Composing message: To "+to);
setDebugMsg("Composing message: Subject "+sub);
try {
Message message = new MimeMessage(session);
message.setFrom(new InternetAddress(usern));
message.setRecipients(Message.RecipientType.TO,
InternetAddress.parse(to));
message.setSubject("PinguBot: "+dateToday+" "+sub);
message.setText(body);
setDebugMsg("Attempting to send...");
Transport transport = session.getTransport("smtps");
transport.connect("smtp.gmail.com", 465, usern, pass);
Transport.send(message);
transport.close();
}
catch(MessagingException me) {
setDebugMsg(me.toString());
throw new MessagingException(me.toString());
}
setDebugMsg("Mail was send successfully");
}
public String getDebugMsg() {
String msg = new String(debugMsg);
debugMsg = " ";
return msg;
}
private static void setDebugMsg(String msg) {
debugMsg += msg + "\n";
System.out.println(msg);
}
private static String debugMsg = "";
private String usern;
private String pass;
private Session session;
private static Properties props;
private class SMTPAuthenticator extends Authenticator
{
public PasswordAuthentication getPasswordAuthentication()
{
return new PasswordAuthentication(usern, pass);
}
}
}