它对 STARTTLS 命令的某些问题提供了错误。
它给出了像这样的错误
javax.mail.sendfailedexception发送失败的嵌套异常是类javax.mail.MessagingException 所以请帮助我。
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
public class MailDemo {
public static void main(String[] args) {
Properties properties=new Properties();
properties.put("mail.smtp.auth", "true");
properties.put("mail.smtp.starttls.enable","true");
properties.put("mail.smtp.host","smtp.gmail.com");
properties.put("mail.smtp.port", "587");
Scanner scn=new Scanner(System.in);
System.out.println("Username for Authentication :");
final String username=scn.nextLine();
System.out.println("Password for Authentication :");
final String password=scn.nextLine();
System.out.println("From Email..");
String fromEmailAddrs=scn.nextLine();
System.out.println("To Email..");
String toEmail=scn.nextLine();
System.out.println("Subject..");
String subject=scn.nextLine();
System.out.println("Message..");
String textMessage=scn.nextLine();
Session session=Session.getDefaultInstance(properties,new Authenticator() {
@Override
protected javax.mail.PasswordAuthentication getPasswordAuthentication(){
return new javax.mail.PasswordAuthentication(username, password);
}
});
try{
Message msg=new MimeMessage(session);
msg.setFrom(new InternetAddress(fromEmailAddrs));
msg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(toEmail));
msg.setSubject(subject);
msg.setText(textMessage);
Transport.send(msg);
System.out.println("/n Your Message Delivered Succesfully");
}
catch(MessagingException m){
throw new RuntimeException(m);
}
}
}
Username for Authentication :
bijaybhaskar01
Password for Authentication :
abcdef@456789
From Email..
bijaybhaskar01@gmail.com
To Email..
bbswain1001@gmail.com
Subject..
Hello
Message..
hai
Exception in thread "main" java.lang.RuntimeException: javax.mail.SendFailedException: Sending failed;
nested exception is:
class javax.mail.MessagingException: 530 5.7.0 Must issue a STARTTLS command first. fh14sm3131583pab.31 - gsmtp
at com.mail.bhaskar.MailDemo.main(MailDemo.java:52)
Caused by: javax.mail.SendFailedException: Sending failed;
nested exception is:
class javax.mail.MessagingException: 530 5.7.0 Must issue a STARTTLS command first. fh14sm3131583pab.31 - gsmtp
at javax.mail.Transport.send0(Transport.java:218)
at javax.mail.Transport.send(Transport.java:80)
at com.mail.bhaskar.MailDemo.main(MailDemo.java:48)
DEBUG: JavaMail version 1.3.1
DEBUG: java.io.FileNotFoundException: C:\Program Files\Java\jre1.8.0_77\lib\javamail.providers (The system cannot find the file specified)
DEBUG: URL jar:file:/E:/Study/Java/Jars/MailJars/gimap.jar!/META-INF/javamail.providers
DEBUG: successfully loaded resource: jar:file:/E:/Study/Java/Jars/MailJars/gimap.jar!/META-INF/javamail.providers
DEBUG: URL jar:file:/E:/Study/Java/Jars/MailJars/imap.jar!/META-INF/javamail.providers
DEBUG: successfully loaded resource: jar:file:/E:/Study/Java/Jars/MailJars/imap.jar!/META-INF/javamail.providers
DEBUG: URL jar:file:/E:/Study/Java/Jars/MailJars/pop3.jar!/META-INF/javamail.providers
DEBUG: successfully loaded resource: jar:file:/E:/Study/Java/Jars/MailJars/pop3.jar!/META-INF/javamail.providers
DEBUG: URL jar:file:/E:/Study/Java/Jars/MailJars/smtp.jar!/META-INF/javamail.providers
DEBUG: successfully loaded resource: jar:file:/E:/Study/Java/Jars/MailJars/smtp.jar!/META-INF/javamail.providers
DEBUG: successfully loaded resource: /META-INF/javamail.default.providers
DEBUG: Tables of loaded providers
DEBUG: Providers Listed By Class Name: {com.sun.mail.smtp.SMTPSSLTransport=javax.mail.Provider[TRANSPORT,smtps,com.sun.mail.smtp.SMTPSSLTransport,Oracle], com.sun.mail.smtp.SMTPTransport=javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc], com.sun.mail.imap.IMAPSSLStore=javax.mail.Provider[STORE,imaps,com.sun.mail.imap.IMAPSSLStore,Oracle], com.sun.mail.gimap.GmailSSLStore=javax.mail.Provider[STORE,gimaps,com.sun.mail.gimap.GmailSSLStore,Oracle], com.sun.mail.pop3.POP3SSLStore=javax.mail.Provider[STORE,pop3s,com.sun.mail.pop3.POP3SSLStore,Oracle], com.sun.mail.imap.IMAPStore=javax.mail.Provider[STORE,imap,com.sun.mail.imap.IMAPStore,Sun Microsystems, Inc], com.sun.mail.gimap.GmailStore=javax.mail.Provider[STORE,gimap,com.sun.mail.gimap.GmailStore,Oracle], com.sun.mail.pop3.POP3Store=javax.mail.Provider[STORE,pop3,com.sun.mail.pop3.POP3Store,Sun Microsystems, Inc]}
DEBUG: Providers Listed By Protocol: {imaps=javax.mail.Provider[STORE,imaps,com.sun.mail.imap.IMAPSSLStore,Oracle], imap=javax.mail.Provider[STORE,imap,com.sun.mail.imap.IMAPStore,Oracle], gimap=javax.mail.Provider[STORE,gimap,com.sun.mail.gimap.GmailStore,Oracle], smtps=javax.mail.Provider[TRANSPORT,smtps,com.sun.mail.smtp.SMTPSSLTransport,Oracle], pop3=javax.mail.Provider[STORE,pop3,com.sun.mail.pop3.POP3Store,Oracle], smtp=javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Oracle], pop3s=javax.mail.Provider[STORE,pop3s,com.sun.mail.pop3.POP3SSLStore,Oracle], gimaps=javax.mail.Provider[STORE,gimaps,com.sun.mail.gimap.GmailSSLStore,Oracle]}
DEBUG: successfully loaded resource: /META-INF/javamail.default.address.map
DEBUG: URL jar:file:/E:/Study/Java/Jars/MailJars/smtp.jar!/META-INF/javamail.address.map
DEBUG: successfully loaded resource: jar:file:/E:/Study/Java/Jars/MailJars/smtp.jar!/META-INF/javamail.address.map
DEBUG: java.io.FileNotFoundException: C:\Program Files\Java\jre1.8.0_77\lib\javamail.address.map (The system cannot find the file specified)
DEBUG: getProvider() returning javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Oracle]
DEBUG SMTP: useEhlo true, useAuth true
DEBUG SMTP: useEhlo true, useAuth true
DEBUG SMTP: trying to connect to host "smtp.gmail.com", port 587
220 smtp.gmail.com ESMTP n6sm3627811pfa.2 - gsmtp
DEBUG SMTP: connected to host "smtp.gmail.com", port: 587
EHLO Bhaskar
250-smtp.gmail.com at your service, [119.82.116.106]
250-SIZE 35882577
250-8BITMIME
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-PIPELINING
250 SMTPUTF8
DEBUG SMTP: Found extension "SIZE", arg "35882577"
DEBUG SMTP: Found extension "8BITMIME", arg ""
DEBUG SMTP: Found extension "STARTTLS", arg ""
DEBUG SMTP: Found extension "ENHANCEDSTATUSCODES", arg ""
DEBUG SMTP: Found extension "PIPELINING", arg ""
DEBUG SMTP: Found extension "SMTPUTF8", arg ""
DEBUG SMTP: use8bit false
MAIL FROM:<bijaybhaskar01@gmail.com>
530 5.7.0 Must issue a STARTTLS command first. n6sm3627811pfa.2 - gsmtp
QUIT