Java java.util.stream Collectors
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The following index lists the tutorials for Collectors by API.
Methods
- Java Collectors averagingDouble(ToDoubleFunction<? super T> mapper)
- Java Collectors averagingInt(ToIntFunction<? super T> mapper)
- Java Collectors averagingLong(ToLongFunction<? super T> mapper)
- Java Collectors collectingAndThen(Collector<T, A, R> downstream, Function<R, RR> finisher)
- Java Collectors counting()
- Java Collectors groupingBy(Function<? super T, ? extends K> classifier)
- Java Collectors groupingBy(Function<? super T, ? extends K> classifier, Collector<? super T, A, D> downstream)
- Java Collectors groupingByConcurrent( Function<? super T, ? extends K> classifier)
- Java Collectors groupingByConcurrent( Function<? super T, ? extends K> classifier, Collector<? super T, A, D> downstream)
- Java Collectors joining()
- Java Collectors joining(CharSequence delimiter)
- Java Collectors joining(CharSequence delimiter, CharSequence prefix, CharSequence suffix)
- Java Collectors mapping(Function<? super T, ? extends U> mapper, Collector<? super U, A, R> downstream)
- Java Collectors maxBy(Comparator<? super T> comparator)
- Java Collectors minBy(Comparator<? super T> comparator)
- Java Collectors partitioningBy(Predicate<? super T> predicate)
- Java Collectors partitioningBy(Predicate<? super T> predicate, Collector<? super T, A, D> downstream)
- Java Collectors reducing(BinaryOperator<T> op)
- Java Collectors reducing(U identity, Function<? super T, ? extends U> mapper, BinaryOperator<U> op)
- Java Collectors summarizingDouble( ToDoubleFunction<? super T> mapper)
- Java Collectors summarizingInt(ToIntFunction<? super T> mapper)
- Java Collectors summarizingLong(ToLongFunction<? super T> mapper)
- Java Collectors summingDouble(ToDoubleFunction<? super T> mapper)
- Java Collectors summingInt(ToIntFunction<? super T> mapper)
- Java Collectors toCollection(Supplier<C> collectionFactory)
- Java Collectors toConcurrentMap( Function<? super T, ? extends K> keyMapper, Function<? super T, ? extends U> valueMapper, BinaryOperator<U> mergeFunction)
- Java Collectors toConcurrentMap(Function<? super T,? extends K> keyMapper, Function<? super T, ? extends U> valueMapper)
- Java Collectors toList()
- Java Collectors toMap( Function<? super T, ? extends K> keyMapper, Function<? super T, ? extends U> valueMapper, BinaryOperator<U> mergeFunction, Supplier<M> mapFactory)
- Java Collectors toMap(Function<? super T, ? extends K> keyMapper, Function<? super T, ? extends U> valueMapper)
- Java Collectors toMap(Function<? super T, ? extends K> keyMapper, Function<? super T, ? extends U> valueMapper, BinaryOperator<U> mergeFunction)
- Java Collectors toSet()
- Java Collectors tutorial with examples
By Examples
The following index lists the tutorials for Collectors by example
titles.
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