**[Michael Simons](https://jira.spring.io/secure/ViewProfile.jspa?name=michael.simons)** opened **[SPR-15449](https://jira.spring.io/browse/SPR-15449?redirect=false)** and commented The unless condition should use the null safe operator. --- **Referenced from:** pull request https://github.com/spring-projects/spring-framework/pull/1387, and commits https://github.com/spring-projects/spring-framework/commit/135651de9a0294dfab3829eb96a399d2b200032f