Example usage for javax.mail Folder getMessageCount

Introduction

In this page you can find the example usage for javax.mail Folder getMessageCount.

Prototype

public abstract int getMessageCount() throws MessagingException;

Source Link

Document

Get total number of messages in this Folder.

Usage

From source file:jp.mamesoft.mailsocketchat.Mail.java

public void run() {
    while (true) {
        try {// w w  w .ja  va 2s .co m
            System.out.println("????");
            Properties props = System.getProperties();

            // Get a Session object
            Session session = Session.getInstance(props, null);
            // session.setDebug(true);

            // Get a Store object
            Store store = session.getStore("imaps");

            // Connect
            store.connect("imap.gmail.com", 993, Mailsocketchat.mail_user, Mailsocketchat.mail_pass);
            System.out.println("??????");

            // Open a Folder
            Folder folder = store.getFolder("INBOX");
            if (folder == null || !folder.exists()) {
                System.out.println("IMAP??????");
                System.exit(1);
            }

            folder.open(Folder.READ_WRITE);

            // Add messageCountListener to listen for new messages
            folder.addMessageCountListener(new MessageCountAdapter() {
                public void messagesAdded(MessageCountEvent ev) {
                    Message[] msgs = ev.getMessages();

                    // Just dump out the new messages
                    for (int i = 0; i < msgs.length; i++) {
                        try {
                            System.out.println("?????");
                            InternetAddress addrfrom = (InternetAddress) msgs[i].getFrom()[0];
                            String subject = msgs[i].getSubject();
                            if (subject == null) {
                                subject = "";
                            }

                            Pattern hashtag_p = Pattern.compile("#(.+)");
                            Matcher hashtag_m = hashtag_p.matcher(subject);

                            if (subject.equals("#")) {
                                hashtag = null;
                            } else if (hashtag_m.find()) {
                                hashtag = hashtag_m.group(1);
                            }

                            String comment = msgs[i].getContent().toString().replaceAll("\r\n", " ");
                            comment = comment.replaceAll("\n", " ");
                            comment = comment.replaceAll("\r", " ");
                            JSONObject data = new JSONObject();
                            data.put("comment", comment);
                            if (hashtag != null) {
                                data.put("channel", hashtag);
                            }
                            if (!comment.equals("") && !comment.equals(" ") && !comment.equals("  ")) {
                                Mailsocketchat.socket.emit("say", data);
                                System.out.println("????");
                            }

                            //
                            if (subject.equals("push") || subject.equals("Push")
                                    || subject.equals("")) {
                                Send(addrfrom.getAddress(), 2);
                                Mailsocketchat.push = true;
                                Mailsocketchat.repeat = false;
                                Mailsocketchat.address = addrfrom.getAddress();
                                repeatthread.cancel();
                                repeatthread = null;
                                System.out.println("?????");
                            } else if (subject.equals("fetch") || subject.equals("Fetch")
                                    || subject.equals("?")) {
                                Send(addrfrom.getAddress(), 3);
                                Mailsocketchat.push = false;
                                Mailsocketchat.repeat = false;
                                repeatthread.cancel();
                                repeatthread = null;
                                System.out.println("??????");
                            } else if (subject.equals("repeat") || subject.equals("Repeat")
                                    || subject.equals("")) {
                                Send(addrfrom.getAddress(), 7);
                                Mailsocketchat.push = false;
                                Mailsocketchat.repeat = true;
                                Mailsocketchat.address = addrfrom.getAddress();
                                if (repeatthread == null) {
                                    repeatthread = new Repeat();
                                    repeat = new Timer();
                                }
                                repeat.schedule(repeatthread, 0, 30 * 1000);
                                System.out.println("?????");
                            } else if (subject.equals("list") || subject.equals("List")
                                    || subject.equals("")) {
                                Send(addrfrom.getAddress(), 4);
                            } else if (subject.equals("help") || subject.equals("Help")
                                    || subject.equals("")) {
                                Send(addrfrom.getAddress(), 5);
                            } else {
                                if (!Mailsocketchat.push && !Mailsocketchat.repeat) {
                                    Send(addrfrom.getAddress(), 0);
                                } else if (comment.equals("") || comment.equals(" ") || comment.equals("  ")) {
                                    Send(addrfrom.getAddress(), 5);
                                }
                            }
                        } catch (IOException ioex) {
                            System.out.println(
                                    "??????????");
                        } catch (MessagingException mex) {
                            System.out.println(
                                    "??????????");
                        }
                    }
                }
            });

            // Check mail once in "freq" MILLIseconds
            int freq = 1000; //??
            boolean supportsIdle = false;
            try {
                if (folder instanceof IMAPFolder) {
                    IMAPFolder f = (IMAPFolder) folder;
                    f.idle();
                    supportsIdle = true;
                }
            } catch (FolderClosedException fex) {
                throw fex;
            } catch (MessagingException mex) {
                supportsIdle = false;
            }
            for (;;) {
                if (supportsIdle && folder instanceof IMAPFolder) {
                    IMAPFolder f = (IMAPFolder) folder;
                    f.idle();
                } else {
                    Thread.sleep(freq); // sleep for freq milliseconds

                    // This is to force the IMAP server to send us
                    // EXISTS notifications. 
                    folder.getMessageCount();
                }
            }

        } catch (Exception ex) {
            System.out.println("??????????");
        }
    }
}

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