public override void Write(byte[] b, int off, int len) { dieIfClosed(); if (_buffer != null) { _buffer.Write(b, off, len); CheckBufferSize(); } else { if (_stream == null) { _stream = new NPOIFSStream(_document.FileSystem); _stream_output = _stream.GetOutputStream(); } _stream_output.Write(b, off, len); _document_size += len; } }
private int Store(Stream inStream) { int bigBlockSize = POIFSConstants.BIG_BLOCK_MINIMUM_DOCUMENT_SIZE; //BufferedStream bis = new BufferedStream(stream, bigBlockSize + 1); //bis.mark(bigBlockSize); //// Buffer the contents into memory. This is a bit icky... //// TODO Replace with a buffer up to the mini stream size, then streaming write //byte[] contents; //if (stream is MemoryStream) //{ // MemoryStream bais = (MemoryStream)stream; // contents = new byte[bais.Length]; // bais.Read(contents, 0, contents.Length); //} //else //{ // MemoryStream baos = new MemoryStream(); // IOUtils.Copy(stream, baos); // contents = baos.ToArray(); //} // Do we need to store as a mini stream or a full one? if (inStream.Length < bigBlockSize) { _stream = new NPOIFSStream(_filesystem.GetMiniStore()); _block_size = _filesystem.GetMiniStore().GetBlockStoreBlockSize(); } else { _stream = new NPOIFSStream(_filesystem); _block_size = _filesystem.GetBlockStoreBlockSize(); } // start from the beginning //bis.Seek(0, SeekOrigin.Begin); // Store it Stream outStream = _stream.GetOutputStream(); byte[] buf = new byte[1024]; int length = 0; //for (int readBytes; (readBytes = bis.Read(buf, 0, buf.Length)) != 0; length += readBytes) //{ // outStream.Write(buf, 0, readBytes); //} for (int readBytes = 0; ;) { readBytes = inStream.Read(buf, 0, buf.Length); if (readBytes <= 0) { break; } length += readBytes; outStream.Write(buf, 0, readBytes); } outStream.Close(); return(length); }