jdk/test/java/util/Optional/BasicInt.java
2015-02-13 psandoz 8071670: java.util.Optional: please add a way to specify if-else behavior
2015-02-02 psandoz 8050820: Please add java.util.Optional.stream() to convert Optional<T> to Stream<T>
2013-03-19 mduigou 8001642: Add Optional<T>, OptionalDouble, OptionalInt, OptionalLong
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