Java tutorial
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 Main { 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"); } }