Thanks guys, I've gone with Jens' suggestion in the end. I don't need the full Function et al stuff, just isPresent and get for my use case. So I was able to just export only those methods.
On Tuesday, 30 August 2016 10:11:31 UTC+1, Ian Preston wrote: > > I'm trying to export a Java method with @JsMethod which returns an > Optional. > > Clearly GWT is emulating Optional under the hood for internal code. Is it > possible to export the Optional class as well? > > At the moment it compiles, but gives me a warning: > [unusable-by-js] Return type of 'Optional MyClass.myMethod(String)' is not > usable by but exposed to JavaScript. > -- You received this message because you are subscribed to the Google Groups "GWT Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/google-web-toolkit. For more options, visit https://groups.google.com/d/optout.
