> @@ -179,6 +179,8 @@ public NovaTemplateOptions keyPairName(String
> keyPairName) {
> */
> @Deprecated
> public NovaTemplateOptions securityGroupNames(String...
> securityGroupNames) {
> + for (String groupName : checkNotNull(securityGroupNames,
> "securityGroupNames"))
> + checkNotNull(emptyToNull(groupName), "all security groups must be
> non-empty");
As @jdaggett said: please add `{ ... }`. Also:
* why are **empty** group names not allowed?
* we can remove the `checkNotNull` in the next line
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