On Tue, 13 Apr 2021 20:31:38 GMT, Andy Herrick <herr...@openjdk.org> wrote:
>> That seems like overkill. walkFileTree must call visitFile, >> preVisitDirectory, and postVisitDirectory synchronously, because their >> return value tells walkFileTree where to go next. > > I can use AtomicReference instead of Array to hold the IOException, but must > I lock around access, there is no "setIfNull()" method Actually there is: compareAndSet(newValue, null) ------------- PR: https://git.openjdk.java.net/jdk/pull/3473
