}
if (auditLog.isInfoEnabled() && isExternalInvocation()) {
logAuditEvent(true, "computeSnapshotDiff", null, null, null);
}
return diffs != null ? diffs.generateReport() : new SnapshotDiffReport(
path, fromSnapshot, toSnapshot,
Collections.<DiffReportEntry> emptyList());
}
private void checkSubtreeReadPermission(final FSPermissionChecker pc,