import java.util.Optional;
import java.util.stream.Collectors;
import javax.security.auth.x500.X500Principal;
+import org.apache.commons.collections.CollectionUtils;
import org.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers;
import org.bouncycastle.asn1.x509.Extension;
import org.bouncycastle.asn1.x509.Extensions;
JcaPKCS10CertificationRequestBuilder builder = new JcaPKCS10CertificationRequestBuilder(subject,
keyPair.getPublic());
- if (!configuration.getSans().isEmpty()) {
+ if (!CollectionUtils.isEmpty(configuration.getSans())) {
builder.addAttribute(PKCSObjectIdentifiers.pkcs_9_at_extensionRequest, generateSansExtension());
}