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import java.util.Enumeration;
import java.util.Properties;
import javax.mail.Authenticator;
import javax.mail.Folder;
import javax.mail.Header;
import javax.mail.Message;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.URLName;
public class MainClass {
public static void main(String[] args) throws Exception {
URLName server = new URLName("protocol://username@host/foldername");
Session session = Session.getDefaultInstance(new Properties(), new MailAuthenticator());
Folder folder = session.getFolder(server);
if (folder != null) {
folder.open(Folder.READ_ONLY);
Message[] messages = folder.getMessages();
for (int i = 0; i < messages.length; i++) {
System.out.println((i + 1));
Enumeration headers = messages[i].getAllHeaders();
while (headers.hasMoreElements()) {
Header h = (Header) headers.nextElement();
System.out.println(h.getName() + ": " + h.getValue());
}
}
folder.close(false);
}
}
}
class MailAuthenticator extends Authenticator {
public MailAuthenticator() {
}
public PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication("username", "password");
}
}
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Download: JavaMailGetEmailHeader.zip( 2,316 k)