mjjaniec mjjaniec - 1 year ago 308
Java Question

Convert Scala Option to Java Optional

I need to convert Scala Option to Java Optional. I managed to wrote this:

public <T> Optional<T> convertOption2Optional(Option<T> option) {
return option.isDefined() ? Optional.of(option.get()) : Optional.empty();

But I don't like it.

Is there a simple way to do it, or a built-in scala converter?
I'm looking for something like:


Answer Source

The shortest way I can think of is


By the way you must know that Scala does not support Java 8 until Scala 2.12, which is not officially out yet. Looking at the docs (which may change until the release) there is no such conversion in JavaConversions.

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