dos.flush();
byte[] byteArray = bos.toByteArray();
bis = new ByteArrayInputStream(byteArray);
dis = new DataInputStream(bis);
ColumnQualifier c = new ColumnQualifier();
c.readFields(dis);
assertTrue("ColumnQualifier state mismatch.", c.equals(cq));
} finally {
if (null != bos) {
bos.close();
}