/**
* @return
* @throws Exception
*/
public synchronized Folder getFolder() throws Exception {
String folder = Constants.FOLDER_INBOX(profile);
Folder fold = (Folder) pop3Folders.get(auth.getUsername());
if (fold != null && fold.isOpen()) {
return fold;
} else {
if (folder != null && handler != null) {
Store store = handler.getStore();
if (store == null || !store.isConnected()) {
System.out.println("Connection is closed. Restoring it...");
handler = connect(Constants.CONNECTION_READ_WRITE);
System.out.println("Connection re-established");
}
fold = handler.getStore().getFolder(folder);
if (!fold.isOpen()) {
System.out.println("Folder :" + folder + " is closed. Opening again.");
fold.open(Constants.CONNECTION_READ_WRITE);
System.out.println("Folder is open again.");
pop3Folders.put(auth.getUsername(), fold);
}
}
}
return fold;
}
/** @param newName */
public void renameFolder(String newName) throws Exception {
Folder fOld = getFolder();
Folder fNew = handler.getStore().getFolder(profile.getFolderNameSpace() + newName);
closeFolder(fOld);
fOld.renameTo(fNew);
fNew.setSubscribed(true);
}
/**
* @return
* @throws Exception
*/
public Folder getImapFolder(boolean useCache) throws Exception {
Folder myFold = null;
if (folder == null) {
folder = Constants.FOLDER_INBOX(profile);
}
if (folder != null && handler != null) {
Store store = handler.getStore();
if (store == null || !store.isConnected()) {
log.debug("Connection is closed. Restoring it...");
handler = connect(Constants.CONNECTION_READ_WRITE);
log.debug("Connection re-established");
}
HashMap imapUserFolders = null;
if (useCache) {
imapUserFolders = (HashMap) imapFolders.get(auth.getUsername());
myFold = (Folder) imapUserFolders.get(folder);
}
if (myFold == null) {
myFold = handler.getStore().getFolder(folder);
}
if (!myFold.isOpen()) {
try {
log.debug("Folder :" + folder + " is closed. Opening.");
myFold.open(Constants.CONNECTION_READ_WRITE);
log.debug("Folder is open.");
} catch (Throwable e) {
log.debug("nevermind go on");
// nevermind go on...
}
}
if (useCache) {
try {
imapUserFolders.put(folder, myFold);
imapFolders.put(auth.getUsername(), imapUserFolders);
} catch (Exception e) {
e.printStackTrace();
}
}
}
return myFold;
}
/**
* Disconnects the previously opened data connection if the connection is still alive.
*
* @param handler
*/
public void disconnect() {
try {
Folder fold = (Folder) pop3Folders.get(auth.getUsername());
if (fold != null) {
fold.close(true);
}
try {
if (handler.getMbox() != null) {
handler.getMbox().close(true);
}
} catch (Exception e) {
}
try {
if (handler.getStore() != null) {
handler.getStore().close();
}
} catch (Exception e) {
}
} catch (Exception e) {
}
pop3Folders.put(auth.getUsername(), null);
}
/**
* Disconnects the previously opened data connection if the connection is still alive.
*
* @param handler
*/
public void disconnect() {
try {
HashMap imapUserFolders = (HashMap) imapFolders.get(auth.getUsername());
Iterator iter = imapUserFolders.keySet().iterator();
Folder tmp = null;
while (iter.hasNext()) {
try {
tmp = (Folder) imapUserFolders.get((String) iter.next());
closeFolder(tmp);
tmp = null;
} catch (Throwable e) {
log.debug("Unable to close folder:" + tmp);
}
}
imapFolders.put(auth.getUsername(), new HashMap());
} catch (Throwable e1) {
}
try {
handler.getStore().close();
} catch (Exception e) {
e.printStackTrace();
}
}
/* (non-Javadoc)
* @see org.claros.commons.mail.protocols.FetchProtocol#connect(int)
*/
public ConnectionMetaHandler connect(int connectType)
throws SystemException, ConnectionException, ServerDownException {
try {
try {
disconnect();
try {
Thread.sleep(2000);
} catch (Exception k) {
}
} catch (Exception k) {
}
if (handler == null || !handler.getStore().isConnected()) {
Properties props = new Properties();
if (profile.getFetchSSL() != null && profile.getFetchSSL().toLowerCase().equals("true")) {
Security.addProvider(new com.sun.net.ssl.internal.ssl.Provider());
Security.setProperty(
"ssl.SocketFactory.provider",
"org.claros.commons.mail.protocols.DummySSLSocketFactory");
props.setProperty("mail.store.protocol", "pop3");
props.setProperty("mail.pop3.host", profile.getFetchServer());
props.setProperty("mail.pop3.port", profile.getFetchPort());
props.setProperty(
"mail.pop3.socketFactory.class",
"org.claros.commons.mail.protocols.DummySSLSocketFactory");
props.setProperty("mail.pop3.socketFactory.fallback", "false");
props.setProperty("mail.pop3.port", profile.getFetchPort());
props.setProperty("mail.pop3.socketFactory.port", profile.getFetchPort());
}
Session session = Session.getInstance(props);
handler = new ConnectionMetaHandler();
handler.setStore(session.getStore(profile.getProtocol()));
handler
.getStore()
.connect(
profile.getFetchServer(),
profile.getIFetchPort(),
auth.getUsername(),
auth.getPassword());
handler.setMbox(handler.getStore().getDefaultFolder());
handler.setMbox(handler.getMbox().getFolder(Constants.FOLDER_INBOX(profile)));
handler.getMbox().open(connectType);
// storing the folder in map
pop3Folders.put(auth.getUsername(), handler.getMbox());
handler.setTotalMessagesCount(handler.getMbox().getMessageCount());
}
} catch (AuthenticationFailedException e) {
System.out.println(
"Pop3 Mailbox was busy with another session and there is a read write lock. A few minutes later when the lock is released everything will be fine.");
} catch (NoSuchProviderException e) {
System.out.println(profile.getProtocol() + " provider could not be found.");
throw new SystemException(e);
} catch (MessagingException e) {
System.out.println("Connection could not be established.");
throw new ConnectionException(e);
} catch (Exception e) {
e.printStackTrace();
}
return handler;
}
/* (non-Javadoc)
* @see org.claros.commons.mail.protocols.Protocol#connect(int)
*/
public ConnectionMetaHandler connect(int connectType)
throws SystemException, ConnectionException, ServerDownException {
Folder fold = null;
try {
if (handler == null || handler.getStore() == null || !handler.getStore().isConnected()) {
Properties props = new Properties();
// props.setProperty("mail.imap.separatestoreconnection", "true");
// props.setProperty("mail.imap.connectionpoolsize", "0");
// props.setProperty("mail.imap.connectionpooltimeout", "100");
// props.setProperty("mail.debug", "true");
Session session = Session.getDefaultInstance(props);
log.debug("session instance initiated");
handler = new ConnectionMetaHandler();
handler.setStore(session.getStore(profile.getProtocol()));
log.debug("session store set. protocol is: " + profile.getProtocol());
handler
.getStore()
.connect(
profile.getFetchServer(),
profile.getIFetchPort(),
auth.getUsername(),
auth.getPassword());
if (handler.getStore().isConnected()) {
log.debug("Store has been connected... Successful");
} else {
log.warn("Connection unsuccessfull...!!");
}
}
fold = handler.getStore().getFolder(Constants.FOLDER_INBOX(profile));
HashMap imapUserFolders = (HashMap) imapFolders.get(auth.getUsername());
imapUserFolders.put("INBOX", fold);
imapFolders.put(auth.getUsername(), imapUserFolders);
handler.setMbox(fold);
log.debug("Got mailbox folder. Folder is: " + fold.getFullName());
handler.setTotalMessagesCount(fold.getMessageCount());
log.debug("Message Count:" + handler.getTotalMessagesCount());
} catch (FolderNotFoundException e) {
log.fatal(
profile.getProtocol()
+ " cannot identify the INBOX folder. Please check your folder-namespace variable at config.xml.");
throw new SystemException(e);
} catch (NoSuchProviderException e) {
log.fatal(profile.getProtocol() + " provider could not be found.");
throw new SystemException(e);
} catch (MessagingException e) {
Exception ne = e.getNextException();
if (ne != null) {
if (ne instanceof ConnectException || ne instanceof IOException) {
throw new ServerDownException("Server is unreachable.");
}
}
log.error("Connection could not be established." + e.getMessage());
// throw new ConnectionException(e);
} catch (Exception e) {
log.error("An unknown exception while connect.", e);
}
return handler;
}
