.getNumberOfObjectState();
/*
* for a read only it is possible to do
* session.closeAndWait(EnumFilePersistenceCloseAction.DO_NOT_SAVE);
*/
session.closeAndWait(EnumFilePersistenceCloseAction.SAVE);
/*
* log information about persistent objects
*/
final int modified = filePersistence.getNumberOfModified();
final int visited = filePersistence.getNumberOfVisited();