private bool Read( StreamingUnpacker unpacker, UnpackingMode unpackingMode )
{
while ( !this.IsInStreamTail() )
{
var data = unpacker.Unpack( this._currentSource.Stream, unpackingMode );
if ( data != null )
{
this._data = data;
return true;
}
else
{
this._mayInTail = true;
}
}
return false;
}
