	public void testLoadMapper_serializade() {
		//create a mapper
		String mapperId = UUID.randomUUID().toString();
		String sessionId = UUID.randomUUID().toString().substring(0, 32);
		PersistentMapper sMapper = new PersistentMapper("mapper-to-persist");
		PersistedMapper pMapper = mapperDao.persistMapper(sessionId, mapperId, sMapper, -1);
		Assert.assertNotNull(pMapper);
		dbInstance.commitAndCloseSession();
		
		//load the mapper
		PersistedMapper loadedMapper = mapperDao.loadByMapperId(mapperId);
		Assert.assertNotNull(loadedMapper);
		Assert.assertEquals(pMapper, loadedMapper);
		Assert.assertEquals(mapperId, loadedMapper.getMapperId());

		Object objReloaded = XStreamHelper.createXStreamInstance().fromXML(pMapper.getXmlConfiguration());
		Assert.assertTrue(objReloaded instanceof PersistentMapper);
		PersistentMapper sMapperReloaded = (PersistentMapper)objReloaded;
		Assert.assertEquals("mapper-to-persist", sMapperReloaded.getKey());
	}
The software does not properly neutralize special elements that are used in XML, allowing attackers to modify the syntax, content, or commands of the XML before it is processed by an end system.