Theoretically FindBugs consumes these attributes and can prevent NullPointerExceptions although it seems to prefer the `@CheckForNull` annotation. The `putbBlob` methods may benefit from this as well although I am not familiar with any object store returning `null` ETags.
@kahing relevant to your interests. --- Reply to this email directly or view it on GitHub: https://github.com/jclouds/jclouds/pull/645#issuecomment-69978607
