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15 lines
405 B
Java
15 lines
405 B
Java
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import java.util.function.BiFunction;
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import java.util.function.Function;
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class Test {
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interface MyBaseStream<T, S extends MyBaseStream<T, S>> {
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<R> MyStream<R> map(Function<? super T, ? extends R> mapper);
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}
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interface MyStream<T> extends MyBaseStream<T, MyStream<T>> {}
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{
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BiFunction<MyStream<Integer>, Function<Integer, Integer>, MyStream<Integer>> streamMapper = MyStream::map;
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}
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} |