onSegment
(SegmentStream segmentStream, Namespace segmentNamespace,
long callbackId)
{
if (finished_)
{
// We already finished and called onContent. (We don't expect this.)
return;
}
if (segmentNamespace != null)
{
segments_.Add((Blob)segmentNamespace.getContent());
totalSize_ += ((Blob)segmentNamespace.getContent()).size();
}
else
{
// Finished. We don't need the callback anymore.
segmentStream.removeCallback(callbackId);
// Concatenate the segments.
var content = ByteBuffer.wrap(new byte[totalSize_]);
for (var i = 0; i < segments_.Count; ++i)
{
content.put(segments_[i].buf());
// Free the memory.
segments_[i] = new Blob();
}
content.flip();
// Free memory.
segments_.Clear();
finished_ = true;
// Debug: Fix this hack. How can we attach content to a namespace
// node which has no associated Data packet? Who is authorized to do so?
segmentStream_.getNamespace().debugOnContentTransformed
(null, new Blob(content, false));
}
}
/// <summary>
/// Create a SegmentedContent object to use the given segmentStream to
/// assemble content. You should use getNamespace().addOnContentSet to add
/// the callback which is called when the content is complete. Then you
/// should call start().
/// </summary>
/// <param name="segmentStream">The SegmentStream where the Namespace is a
/// node whose children are the names of segment Data packets.</param>
public SegmentedContent(SegmentStream segmentStream)
{
segmentStream_ = segmentStream;
segmentStream_.addOnSegment(onSegment);
}