public void reset() {
if (readMode == ReadMode.RETAIN_AFTER_READING) {
readIterator = null;
prepareRetainAfterReading();
if (currentWriteChunk != null) {
currentWriteChunk.reset();
}
}
}
protected int prepareRead() {
prepareRetainAfterReading();
int bytesUnread = (currentReadChunk != null) ? currentReadChunk.bytesUnread() : 0;
if (bytesUnread == 0) {
if (readMode == ReadMode.REMOVE_AFTER_READING && !chunks.isEmpty()) {
currentReadChunk = chunks.removeFirst();
bytesUnread = currentReadChunk.bytesUnread();
totalBytesUnreadInList -= bytesUnread;
} else if (readMode == ReadMode.RETAIN_AFTER_READING && readIterator.hasNext()) {
currentReadChunk = readIterator.next();
currentReadChunk.reset();
bytesUnread = currentReadChunk.bytesUnread();
totalBytesUnreadInIterator -= bytesUnread;
} else if (currentReadChunk != currentWriteChunk) {
currentReadChunk = currentWriteChunk;
bytesUnread = currentReadChunk.bytesUnread();
} else {
bytesUnread = -1;
}
}
return bytesUnread;
}
