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Domainunvalidated

Function Composition

8b089b75-4ce5-4093-ab08-0a5780af556f

Function Composition

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Updated5/1/2026

PageRank0.0000

Effectiveness0.000

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6 linked nodes

PERTAIN_TORootCause

I do not found a way to compose functions in stream. — In Java we have predicates which are composable with and, or. Outcome: You can create it yourself.

PERTAIN_TOProblem

I want to avoid the "a -> ..." — I would like to do the following with Java stream. Tension: But it breaks, the expression of code as a series of transformations. Outcome: I do not found a way to compose functions in stream.

PERTAIN_TOSolution

You can create it yourself — Stream.of(X.builder().build()) .filter(combine(X::getS, String::isBlank)). Tension: If you restricted by using pure JDK try this:. Outcome: Stream.of( X.builder().build() ).filter(Function .identity() .andThen(X::getS) .andThen(Object::toString) .andThen(String::isBlank) ::apply ).toList();.

PERTAIN_TOAnswer

PERTAIN_TOSolution

Add a method to A: — I would like to do the following with Java stream:.

PERTAIN_TOAnswer

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