/* Write the POI filesystem to a (temporary) file <em>doc2</em>
* and close the latter. */
final File doc2 = File.createTempFile("POI_HPSF_Test.", ".tmp");
doc2.deleteOnExit();
OutputStream out = new FileOutputStream(doc2);
poifs.writeFilesystem(out);
out.close();
/*
* Open <em>doc2</em> for reading and check summary information and
* document summary information. All properties written before must be