protected int allocateSpace() {
int spaceLeft = currentWriteChunk.spaceLeft();
if (spaceLeft == 0) {
chunks.add(currentWriteChunk);
totalBytesUnreadInList += currentWriteChunk.bytesUnread();
currentWriteChunk = new StreamByteBufferChunk(chunkSize);
spaceLeft = currentWriteChunk.spaceLeft();
}
return spaceLeft;
}
