T - public interface Eval<T> extends java.util.function.Supplier<T>, MonadicValue<T>, Functor<T>, Filterable<T>, Applicativable<T>, Matchable.ValueAndOptionalMatcher<T>
| Modifier and Type | Interface and Description |
|---|---|
static class |
Eval.Always<T> |
static class |
Eval.Later<T> |
static class |
Eval.Now<T> |
Applicativable.Applicatives, Applicativable.SemigroupApplyer<T>Value.ValueImpl<T>Matchable.AsMatchable, Matchable.AutoCloseableMatchableIterable<TYPE>, Matchable.CheckValue1<T,R>, Matchable.CheckValue2<T1,T2,R>, Matchable.CheckValue3<T1,T2,T3,R>, Matchable.CheckValue4<T1,T2,T3,T4,R>, Matchable.CheckValue5<T1,T2,T3,T4,T5,R>, Matchable.CheckValueOpt<T,R>, Matchable.CheckValues<T,R>, Matchable.MatchableIterable<TYPE>, Matchable.MatchableObject<TYPE>, Matchable.MatchableOptional<T>, Matchable.MatchSelf<TYPE>, Matchable.MTuple1<T1>, Matchable.MTuple2<T1,T2>, Matchable.MTuple3<T1,T2,T3>, Matchable.MTuple4<T1,T2,T3,T4>, Matchable.MTuple5<T1,T2,T3,T4,T5>, Matchable.MXor<T1,T2>, Matchable.ValueAndOptionalMatcher<T>Convertable.SupplierToConvertable<T>| Modifier and Type | Method and Description |
|---|---|
static <T,R> Eval<R> |
accumulate(CollectionX<Eval<T>> maybes,
java.util.function.Function<? super T,R> mapper,
Semigroup<R> reducer) |
static <T,R> Eval<R> |
accumulate(CollectionX<Eval<T>> evals,
Reducer<R> reducer) |
static <T> Eval<T> |
accumulate(CollectionX<Eval<T>> maybes,
Semigroup<T> reducer) |
static <T> Eval<T> |
always(java.util.function.Supplier<T> value) |
default Eval<java.util.concurrent.CompletableFuture<T>> |
asyncAlways() |
default Eval<java.util.concurrent.CompletableFuture<T>> |
asyncAlways(java.util.concurrent.Executor ex) |
default Eval<java.util.concurrent.CompletableFuture<T>> |
asyncLater() |
default Eval<java.util.concurrent.CompletableFuture<T>> |
asyncLater(java.util.concurrent.Executor ex) |
default Eval<java.util.concurrent.CompletableFuture<T>> |
asyncNow() |
default Eval<java.util.concurrent.CompletableFuture<T>> |
asyncNow(java.util.concurrent.Executor ex) |
default <U> Eval<U> |
cast(java.lang.Class<U> type)
Cast all elements in a stream to a given type, possibly throwing a
ClassCastException. |
default Maybe<T> |
filter(java.util.function.Predicate<? super T> pred) |
default Maybe<T> |
filterNot(java.util.function.Predicate<? super T> fn) |
<R> Eval<R> |
flatMap(java.util.function.Function<? super T,? extends Eval<? extends R>> mapper) |
T |
get() |
static <T> Eval<T> |
later(java.util.function.Supplier<T> value) |
<R> Eval<R> |
map(java.util.function.Function<? super T,? extends R> mapper) |
static <R> Eval<R> |
narrow(Eval<? extends R> broad) |
default Maybe<T> |
notNull() |
static <T> Eval<T> |
now(T value) |
default <U> Maybe<U> |
ofType(java.lang.Class<U> type)
Keep only those elements in a stream that are of a given type.
|
default Eval<T> |
peek(java.util.function.Consumer<? super T> c) |
static <T> Eval<ListX<T>> |
sequence(CollectionX<Eval<T>> evals) |
default <R> Eval<R> |
trampoline(java.util.function.Function<? super T,? extends Trampoline<? extends R>> mapper)
Performs a map operation that can call a recursive method without running out of stack space
|
<T> Eval<T> |
unit(T unit) |
anyMap, ap, ap1, ap2, ap3, ap4, ap5convertTo, convertToAsync, fold, fold, generate, getMatchable, iterate, mapReduce, mkString, newSubscriber, of, stream, subscribe, test, toDequeX, toEvalAlways, toEvalLater, toEvalNow, toFutureStream, toFutureStream, toIor, toLazyImmutable, toListX, toMaybe, toMutable, toPBagX, toPOrderedSetX, toPQueueX, toPSetX, toPStackX, toPVectorX, toQueueX, toSetX, toSimpleReact, toSimpleReact, toSortedSetX, toTry, toTry, toXor, unapplyfoldRight, foldRight, foldRight, foldRightMapToType, join, join, join, mapReduce, print, print, printErr, printOut, reduce, reduce, reduce, reduce, reduce, reduce, reducefrom, from, from, from, from, from, from, from, from, from, fromCharSequence, fromIterable, fromOptional, listOfValues, ofDecomposable, otherwise, otherwise, then, then, when, when, when, when, when, when, when, when, when, when, whenGuard, whenTrue, whenValuesfromSupplier, iterator, orElse, orElseGet, orElseThrow, toAtomicReference, toCompletableFuture, toCompletableFutureAsync, toCompletableFutureAsync, toFutureW, toList, toOptional, toOptionalAtomicReference, toStream, visitpatternMatchiterator, toOptional, visitmatchesstatic <T> Eval<T> now(T value)
static <T> Eval<T> later(java.util.function.Supplier<T> value)
static <T> Eval<T> always(java.util.function.Supplier<T> value)
static <T> Eval<ListX<T>> sequence(CollectionX<Eval<T>> evals)
static <T,R> Eval<R> accumulate(CollectionX<Eval<T>> evals, Reducer<R> reducer)
static <T,R> Eval<R> accumulate(CollectionX<Eval<T>> maybes, java.util.function.Function<? super T,R> mapper, Semigroup<R> reducer)
static <T> Eval<T> accumulate(CollectionX<Eval<T>> maybes, Semigroup<T> reducer)
<R> Eval<R> flatMap(java.util.function.Function<? super T,? extends Eval<? extends R>> mapper)
T get()
get in interface Convertable<T>get in interface java.util.function.Supplier<T>default <U> Maybe<U> ofType(java.lang.Class<U> type)
FilterableofType in interface Filterable<T>default Maybe<T> filterNot(java.util.function.Predicate<? super T> fn)
filterNot in interface Filterable<T>default Maybe<T> notNull()
notNull in interface Filterable<T>default Maybe<T> filter(java.util.function.Predicate<? super T> pred)
filter in interface Filterable<T>default <U> Eval<U> cast(java.lang.Class<U> type)
FunctorClassCastException.
// ClassCastException ReactiveSeq.of(1, "a", 2, "b", 3).cast(Integer.class)default <R> Eval<R> trampoline(java.util.function.Function<? super T,? extends Trampoline<? extends R>> mapper)
Functor
ReactiveSeq.of(10,20,30,40)
.trampoline(i-> fibonacci(i))
.forEach(System.out::println);
Trampoline<Long> fibonacci(int i){
return fibonacci(i,1,0);
}
Trampoline<Long> fibonacci(int n, long a, long b) {
return n == 0 ? Trampoline.done(b) : Trampoline.more( ()->fibonacci(n-1, a+b, a));
}
55
6765
832040
102334155
ReactiveSeq.of(10_000,200_000,3_000_000,40_000_000)
.trampoline(i-> fibonacci(i))
.forEach(System.out::println);
completes successfully
trampoline in interface Functor<T>default Eval<java.util.concurrent.CompletableFuture<T>> asyncNow(java.util.concurrent.Executor ex)
default Eval<java.util.concurrent.CompletableFuture<T>> asyncLater(java.util.concurrent.Executor ex)
default Eval<java.util.concurrent.CompletableFuture<T>> asyncAlways(java.util.concurrent.Executor ex)