Block block = new Block();
block.setRawContent(toByteArray(samFileHeader));
block.method = BlockCompressionMethod.RAW.ordinal();
block.contentId = 0;
block.contentType = BlockContentType.FILE_HEADER;
block.compress();
Container c = new Container();
c.blockCount = 1;
c.blocks = new Block[] { block };
c.landmarks = new int[0];