public boolean hasNext() {
try {
if (folderIter == null) {
folderIter = new FolderIterator(mailbox);
}
// get next message from the folder
// if folder is exhausted get next folder
// loop till a valid mail or all folders exhausted.
while (msgIter == null || !msgIter.hasNext()) {
Folder next = folderIter.hasNext() ? folderIter.next() : null;
if (next == null) {
return false;
}
msgIter = new MessageIterator(next, batchSize);
}
} catch (EmailFetchException e) {
LOG.error("Fetching email failed", e);
return false;
}
return true;
}
public boolean jumpToFolder(String folderName) {
FolderIterator newFolderIter = null;
MessageIterator newMsgIter = null;
try {
newFolderIter = new FolderIterator(mailbox);
while (newFolderIter.hasNext()) {
Folder next = newFolderIter.next();
if (folderName.equals(next.getFullName())) {
newMsgIter = new MessageIterator(next, batchSize);
folderIter = newFolderIter;
msgIter = newMsgIter;
return true;
}
}
return false;
} catch (EmailFetchException e) {
LOG.error("Fetching email failed", e);
return false;
}
}
