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danbills/foldoption.java

Created November 14, 2019 19:22
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fold option in Java
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foldoption.java
private <T, U> Optional<U> foldOption(Optional<T> option, Function<T,U> f, Supplier<U> ifNone) {
return Optional.<U>of(option.map(f).orElse(ifNone.get()));
}
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