PreconditionContainer preconditions = changeLog.getPreconditions();
try {
if (preconditions == null) {
return;
}
preconditions.check(database, changeLog, null);
} catch (PreconditionFailedException e) {
LogFactory.getLogger().debug("Precondition Failed: "+e.getMessage(), e);
failedPreconditions.addAll(e.getFailedPreconditions());
} catch (PreconditionErrorException e) {
LogFactory.getLogger().debug("Precondition Error: "+e.getMessage(), e);