TextInfo getNextUnreadText(final boolean cacheRelevant) {
// If mPrefetchRunner is null, we have already reached the end of the queue
if (mPrefetchRunner == null) {
return TextInfo.createText(mKom.getBaseContext(), TextInfo.ALL_READ);
}
// Get the next unread text from the queue
final TextConf tc;
try {
tc = mUnreadQueue.take();
} catch (final InterruptedException e) {
return TextInfo.createText(mKom.getBaseContext(), TextInfo.ERROR_FETCHING_TEXT);
}
// This is how the prefetcher marks that there are no more unread texts. mPrefetchRunner should
// be finished,
// so we can delete the reference to it.
if (tc.textNo < 0) {
mPrefetchRunner = null;
return TextInfo.createText(mKom.getBaseContext(), TextInfo.ALL_READ);
}
// If the text is already locally marked as read, get the next one instead
if (mKom.isLocalRead(tc.textNo)) {
return getNextUnreadText(cacheRelevant);
}
// Switch conference name
mKom.setConferenceName(mKom.getConferenceName(tc.confNo));
// Retrieve the text
final TextInfo text = mTextCache.getText(tc.textNo);
// Cache relevant info both for this text and for the next in the queue (if available)
if (cacheRelevant) {
doCacheRelevant(tc.textNo);
final TextConf tcNext = mUnreadQueue.peek();
if (tcNext != null) {
doCacheRelevant(tcNext.textNo);
}
}
return text;
}
