K
- Key typeV
- Value typepublic interface MapX<K,V> extends To<MapX<K,V>>, java.util.Map<K,V>, FluentMapX<K,V>, BiFunctor<K,V>, Functor<V>, IterableFilterable<org.jooq.lambda.tuple.Tuple2<K,V>>, OnEmpty<org.jooq.lambda.tuple.Tuple2<K,V>>, OnEmptySwitch<org.jooq.lambda.tuple.Tuple2<K,V>,java.util.Map<K,V>>, org.reactivestreams.Publisher<org.jooq.lambda.tuple.Tuple2<K,V>>, Foldable<org.jooq.lambda.tuple.Tuple2<K,V>>, CyclopsCollectable<org.jooq.lambda.tuple.Tuple2<K,V>>
Modifier and Type | Method and Description |
---|---|
default boolean |
allMatch(java.util.function.Predicate<? super org.jooq.lambda.tuple.Tuple2<K,V>> c)
True if predicate matches all elements when Monad converted to a Stream
|
default boolean |
anyMatch(java.util.function.Predicate<? super org.jooq.lambda.tuple.Tuple2<K,V>> c)
True if a single element matches when Monad converted to a Stream
|
default <U1,U2> MapX<U1,U2> |
bicast(java.lang.Class<U1> type1,
java.lang.Class<U2> type2)
Cast two data types simulatanously.
|
default <R1,R2> MapX<R1,R2> |
bimap(java.util.function.Function<? super K,? extends R1> fn1,
java.util.function.Function<? super V,? extends R2> fn2)
Transform this BiFunctor, changing two value types at once.
|
default MapX<K,V> |
bipeek(java.util.function.Consumer<? super K> c1,
java.util.function.Consumer<? super V> c2)
Peek at two data types simulatanously (typically to perform a side-effect with each data point)
|
default <R1,R2> MapX<R1,R2> |
bitrampoline(java.util.function.Function<? super K,? extends Trampoline<? extends R1>> mapper1,
java.util.function.Function<? super V,? extends Trampoline<? extends R2>> mapper2)
Perform a tail-call optimized recursive transformation operation across two data points simultaneously
|
default <U> MapX<K,U> |
cast(java.lang.Class<? extends U> type)
Cast all elements in a stream to a given type, possibly throwing a
ClassCastException . |
default org.jooq.lambda.Collectable<org.jooq.lambda.tuple.Tuple2<K,V>> |
collectable()
Narrow this class to a Collectable
|
static <K,V> java.util.stream.Collector<org.jooq.lambda.tuple.Tuple2<? extends K,? extends V>,?,java.util.Map<K,V>> |
defaultCollector() |
static <K,V> MapX<K,V> |
empty() |
default MapX<K,V> |
filter(java.util.function.Predicate<? super org.jooq.lambda.tuple.Tuple2<K,V>> fn)
Keep only elements for which the supplied predicates hold
e.g.
|
default MapX<K,V> |
filterNot(java.util.function.Predicate<? super org.jooq.lambda.tuple.Tuple2<K,V>> fn)
Remove any elements for which the predicate holds (inverse operation to filter)
e.g.
|
default <KR,VR> MapX<KR,VR> |
flatMap(java.util.function.BiFunction<? super K,? super V,? extends MapX<KR,VR>> fn) |
static <K,V> MapX<K,V> |
fromMap(java.util.stream.Collector<org.jooq.lambda.tuple.Tuple2<? extends K,? extends V>,?,java.util.Map<K,V>> collector,
java.util.Map<? extends K,? extends V> map)
Wrap a map in a MapX, also supplying a Collector for use in operations
|
static <K,V> MapX<K,V> |
fromMap(java.util.Map<? extends K,? extends V> map)
Wrap a Map in a MapX
|
default MapX<K,V> |
fromStream(ReactiveSeq<org.jooq.lambda.tuple.Tuple2<K,V>> stream)
Construct a new MapX with the same collector from the supplied Stream
|
<K,V> java.util.stream.Collector<org.jooq.lambda.tuple.Tuple2<? extends K,? extends V>,?,java.util.Map<K,V>> |
getCollector() |
static <K,V> java.util.stream.Collector<org.jooq.lambda.tuple.Tuple2<? extends K,? extends V>,?,java.util.Map<K,V>> |
immutableCollector() |
default java.util.Iterator<org.jooq.lambda.tuple.Tuple2<K,V>> |
iterator() |
default <R> MapX<K,R> |
map(java.util.function.Function<? super V,? extends R> fn)
Transform this functor using the supplied transformation function
|
default java.util.Optional<org.jooq.lambda.tuple.Tuple2<K,V>> |
max(java.util.Comparator<? super org.jooq.lambda.tuple.Tuple2<K,V>> comparator)
Get the maximum value by a function.
|
default java.util.Optional<org.jooq.lambda.tuple.Tuple2<K,V>> |
min(java.util.Comparator<? super org.jooq.lambda.tuple.Tuple2<K,V>> comparator)
Get the minimum value by a function.
|
default MapX<K,V> |
minus(java.lang.Object key) |
default MapX<K,V> |
minusAll(java.util.Collection<?> keys) |
default boolean |
noneMatch(java.util.function.Predicate<? super org.jooq.lambda.tuple.Tuple2<K,V>> c)
Whether no element in the collectable matches a given predicate.
|
default MapX<K,V> |
notNull()
Filter elements retaining only values which are not null
|
default MapX<K,V> |
onEmpty(org.jooq.lambda.tuple.Tuple2<K,V> value)
If this Container instance is empty, create a new instance containing the provided value
|
default MapX<K,V> |
onEmptyGet(java.util.function.Supplier<? extends org.jooq.lambda.tuple.Tuple2<K,V>> supplier)
If this Container instance is empty, create a new instance containing the value returned from the provided Supplier
|
default MapX<K,V> |
onEmptySwitch(java.util.function.Supplier<? extends java.util.Map<K,V>> supplier)
Switch to container created by provided Supplier, if current Container empty
|
default <X extends java.lang.Throwable> |
onEmptyThrow(java.util.function.Supplier<? extends X> supplier)
If this container instance is empty, throw the exception returned by the provided Supplier
|
default <R> MapX<K,R> |
patternMatch(java.util.function.Function<Matchable.CheckValue1<V,R>,Matchable.CheckValue1<V,R>> case1,
java.util.function.Supplier<? extends R> otherwise)
Transform the elements of this Stream with a Pattern Matching case and default value
|
default MapX<K,V> |
peek(java.util.function.Consumer<? super V> c)
Peek at the current value of this Functor, without transforming it
|
default MapX<K,V> |
plus(K key,
V value) |
default MapX<K,V> |
plusAll(java.util.Map<? extends K,? extends V> map) |
default MapX<K,V> |
removeAll(java.lang.Iterable<? extends org.jooq.lambda.tuple.Tuple2<K,V>> it)
Remove all elements in the supplied Iterable from this filterable
|
default MapX<K,V> |
removeAll(java.util.stream.Stream<? extends org.jooq.lambda.tuple.Tuple2<K,V>> stream)
Remove all elements in the supplied Stream from this filterable
|
default MapX<K,V> |
removeAll(org.jooq.lambda.tuple.Tuple2<K,V>... values)
Remove all supplied elements from this filterable
|
default MapX<K,V> |
retainAll(java.lang.Iterable<? extends org.jooq.lambda.tuple.Tuple2<K,V>> it)
Retain only the supplied elements in the returned Filterable
|
default MapX<K,V> |
retainAll(java.util.stream.Stream<? extends org.jooq.lambda.tuple.Tuple2<K,V>> stream)
Retain only the supplied elements in the returned Filterable
|
default MapX<K,V> |
retainAll(org.jooq.lambda.tuple.Tuple2<K,V>... values)
Retain only the supplied elements in the returned Filterable
|
int |
size() |
default ReactiveSeq<org.jooq.lambda.tuple.Tuple2<K,V>> |
stream() |
default void |
subscribe(org.reactivestreams.Subscriber<? super org.jooq.lambda.tuple.Tuple2<K,V>> s) |
default <T> DequeX<T> |
toDequeX(java.util.function.Function<? super org.jooq.lambda.tuple.Tuple2<? super K,? super V>,? extends T> fn)
Convert this MapX to a DequeX via the provided transformation function
|
default <T> ListX<T> |
toListX(java.util.function.Function<? super org.jooq.lambda.tuple.Tuple2<? super K,? super V>,? extends T> fn)
Convert this MapX to a ListX via the provided transformation function
|
static <K,V> java.util.stream.Collector<org.jooq.lambda.tuple.Tuple2<? extends K,? extends V>,?,java.util.Map<K,V>> |
toMapX() |
default <T> QueueX<T> |
toQueueX(java.util.function.Function<? super org.jooq.lambda.tuple.Tuple2<? super K,? super V>,? extends T> fn)
Convert this MapX to a QueueX via the provided transformation function
|
default <T> SetX<T> |
toSetX(java.util.function.Function<? super org.jooq.lambda.tuple.Tuple2<? super K,? super V>,? extends T> fn)
Convert this MapX to a SetX via the provided transformation function
|
default <T> SortedSetX<T> |
toSortedSetX(java.util.function.Function<? super org.jooq.lambda.tuple.Tuple2<? super K,? super V>,? extends T> fn)
Convert this MapX to a SortedSetX via the provided transformation function
|
default <R> MapX<K,R> |
trampoline(java.util.function.Function<? super V,? extends Trampoline<? extends R>> mapper)
Performs a map operation that can call a recursive method without running out of stack space
|
clear, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, entrySet, equals, forEach, get, getOrDefault, hashCode, isEmpty, keySet, merge, put, putAll, putIfAbsent, remove, remove, replace, replace, replaceAll, values
ofType
avg, avg, avgDouble, avgInt, avgLong, bitAnd, bitAnd, bitAndInt, bitAndLong, bitOr, bitOr, bitOrInt, bitOrLong, collect, commonPrefix, commonSuffix, count, count, countDistinct, countDistinct, countDistinctBy, countDistinctBy, foldFuture, foldLazy, foldTry, max, max, max, maxAll, maxAll, maxAll, maxAll, maxAllBy, maxAllBy, maxBy, maxBy, median, median, medianBy, medianBy, min, min, min, minAll, minAll, minAll, minAll, minAllBy, minAllBy, minBy, minBy, mode, modeAll, modeAllBy, modeBy, percentile, percentile, percentileBy, percentileBy, sum, sum, sumDouble, sumInt, sumLong, toCollection, toList, toList, toMap, toMap, toSet, toSet, toString, toString
collect, collect, collect, collect, collect, collect, collect, collect, collect, collect, collect, collect, collect, collect, collect
endsWith, endsWithIterable, findAny, findFirst, firstValue, foldable, foldRight, foldRight, foldRight, foldRightMapToType, get, groupBy, join, join, join, mapReduce, mapReduce, print, print, printErr, printOut, reduce, reduce, reduce, reduce, reduce, reduce, reduce, schedule, scheduleFixedDelay, scheduleFixedRate, single, single, singleOptional, startsWith, startsWithIterable, toConcurrentLazyCollection, toConcurrentLazyStreamable, toLazyCollection, validate, xMatch
static <K,V> java.util.stream.Collector<org.jooq.lambda.tuple.Tuple2<? extends K,? extends V>,?,java.util.Map<K,V>> defaultCollector()
static <K,V> java.util.stream.Collector<org.jooq.lambda.tuple.Tuple2<? extends K,? extends V>,?,java.util.Map<K,V>> immutableCollector()
static <K,V> java.util.stream.Collector<org.jooq.lambda.tuple.Tuple2<? extends K,? extends V>,?,java.util.Map<K,V>> toMapX()
<K,V> java.util.stream.Collector<org.jooq.lambda.tuple.Tuple2<? extends K,? extends V>,?,java.util.Map<K,V>> getCollector()
default ReactiveSeq<org.jooq.lambda.tuple.Tuple2<K,V>> stream()
stream
in interface Foldable<org.jooq.lambda.tuple.Tuple2<K,V>>
ReactiveSeq
) of it's elementsstatic <K,V> MapX<K,V> empty()
static <K,V> MapX<K,V> fromMap(java.util.Map<? extends K,? extends V> map)
map
- to wrapstatic <K,V> MapX<K,V> fromMap(java.util.stream.Collector<org.jooq.lambda.tuple.Tuple2<? extends K,? extends V>,?,java.util.Map<K,V>> collector, java.util.Map<? extends K,? extends V> map)
collector
- To generate new MapX's frommap
- to wrapdefault MapX<K,V> fromStream(ReactiveSeq<org.jooq.lambda.tuple.Tuple2<K,V>> stream)
stream
- ot Tuples to convert into a MapXdefault org.jooq.lambda.Collectable<org.jooq.lambda.tuple.Tuple2<K,V>> collectable()
CyclopsCollectable
collectable
in interface CyclopsCollectable<org.jooq.lambda.tuple.Tuple2<K,V>>
default <KR,VR> MapX<KR,VR> flatMap(java.util.function.BiFunction<? super K,? super V,? extends MapX<KR,VR>> fn)
default <R> MapX<K,R> map(java.util.function.Function<? super V,? extends R> fn)
Functor
of(1,2,3).map(i->i*2)
//[2,4,6]
default <R1,R2> MapX<R1,R2> bimap(java.util.function.Function<? super K,? extends R1> fn1, java.util.function.Function<? super V,? extends R2> fn2)
BiFunctor
MapX<String,Integer> map = MapXs.of("hello",2);
MapX<String,Integer> transformedMap = map.bimap(s->s+" world",i->i*4);
//["hello world",8]
default boolean allMatch(java.util.function.Predicate<? super org.jooq.lambda.tuple.Tuple2<K,V>> c)
CyclopsCollectable
assertThat(ReactiveSeq.of(1,2,3,4,5).allMatch(it-> it>0 && it <6),equalTo(true));
default boolean anyMatch(java.util.function.Predicate<? super org.jooq.lambda.tuple.Tuple2<K,V>> c)
CyclopsCollectable
ReactiveSeq.of(1,2,3,4,5).anyMatch(it-> it.equals(3))
//true
default boolean noneMatch(java.util.function.Predicate<? super org.jooq.lambda.tuple.Tuple2<K,V>> c)
org.jooq.lambda.Collectable
default java.util.Optional<org.jooq.lambda.tuple.Tuple2<K,V>> max(java.util.Comparator<? super org.jooq.lambda.tuple.Tuple2<K,V>> comparator)
org.jooq.lambda.Collectable
default java.util.Optional<org.jooq.lambda.tuple.Tuple2<K,V>> min(java.util.Comparator<? super org.jooq.lambda.tuple.Tuple2<K,V>> comparator)
org.jooq.lambda.Collectable
default MapX<K,V> plusAll(java.util.Map<? extends K,? extends V> map)
plusAll
in interface FluentMapX<K,V>
default MapX<K,V> minus(java.lang.Object key)
minus
in interface FluentMapX<K,V>
default MapX<K,V> minusAll(java.util.Collection<?> keys)
minusAll
in interface FluentMapX<K,V>
default <U> MapX<K,U> cast(java.lang.Class<? extends U> type)
Functor
ClassCastException
.
// ClassCastException ReactiveSeq.of(1, "a", 2, "b", 3).cast(Integer.class)default MapX<K,V> peek(java.util.function.Consumer<? super V> c)
Functor
of(1,2,3).map(System.out::println)
1
2
3
default <R> MapX<K,R> trampoline(java.util.function.Function<? super V,? 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<V>
mapper
- TCO Transformation functiondefault MapX<K,V> filter(java.util.function.Predicate<? super org.jooq.lambda.tuple.Tuple2<K,V>> fn)
Filterable
of(1,2,3).filter(i->i>2);
//[3]
filter
in interface Filterable<org.jooq.lambda.tuple.Tuple2<K,V>>
fn
- to filter elements by, retaining matchesdefault MapX<K,V> filterNot(java.util.function.Predicate<? super org.jooq.lambda.tuple.Tuple2<K,V>> fn)
Filterable
of(1,2,3).filter(i->i>2);
//[1,2]
filterNot
in interface Filterable<org.jooq.lambda.tuple.Tuple2<K,V>>
fn
- to filter elements by, retaining matchesdefault MapX<K,V> notNull()
Filterable
of(1,2,null,4).nonNull();
//[1,2,4]
notNull
in interface Filterable<org.jooq.lambda.tuple.Tuple2<K,V>>
default MapX<K,V> removeAll(java.util.stream.Stream<? extends org.jooq.lambda.tuple.Tuple2<K,V>> stream)
IterableFilterable
removeAll
in interface IterableFilterable<org.jooq.lambda.tuple.Tuple2<K,V>>
stream
- of elements to removedefault MapX<K,V> removeAll(java.lang.Iterable<? extends org.jooq.lambda.tuple.Tuple2<K,V>> it)
IterableFilterable
removeAll
in interface IterableFilterable<org.jooq.lambda.tuple.Tuple2<K,V>>
it
- an Iterable of elements to removedefault MapX<K,V> removeAll(org.jooq.lambda.tuple.Tuple2<K,V>... values)
IterableFilterable
removeAll
in interface IterableFilterable<org.jooq.lambda.tuple.Tuple2<K,V>>
values
- to removedefault MapX<K,V> retainAll(java.lang.Iterable<? extends org.jooq.lambda.tuple.Tuple2<K,V>> it)
IterableFilterable
retainAll
in interface IterableFilterable<org.jooq.lambda.tuple.Tuple2<K,V>>
it
- Iterable of elements to retaindefault MapX<K,V> retainAll(java.util.stream.Stream<? extends org.jooq.lambda.tuple.Tuple2<K,V>> stream)
IterableFilterable
retainAll
in interface IterableFilterable<org.jooq.lambda.tuple.Tuple2<K,V>>
stream
- of elements to retaindefault MapX<K,V> retainAll(org.jooq.lambda.tuple.Tuple2<K,V>... values)
IterableFilterable
retainAll
in interface IterableFilterable<org.jooq.lambda.tuple.Tuple2<K,V>>
values
- elements to retaindefault <R> MapX<K,R> patternMatch(java.util.function.Function<Matchable.CheckValue1<V,R>,Matchable.CheckValue1<V,R>> case1, java.util.function.Supplier<? extends R> otherwise)
Functor
List<String> result = CollectionX.of(1,2,3,4)
.patternMatch(
c->c.valuesWhere(i->"even", (Integer i)->i%2==0 )
)
// CollectionX["odd","even","odd","even"]
patternMatch
in interface Functor<V>
case1
- Function to generate a case (or chain of cases as a single case)otherwise
- Value if supplied case doesn't matchdefault MapX<K,V> bipeek(java.util.function.Consumer<? super K> c1, java.util.function.Consumer<? super V> c2)
BiFunctor
MapX<String,Integer> map = MapXs.of("hello",2);
map.bipeek(s->System.out.pritnln("key = " + s),System.out::println);
default <U1,U2> MapX<U1,U2> bicast(java.lang.Class<U1> type1, java.lang.Class<U2> type2)
BiFunctor
MapX<Animal,Food> map = MapXs.of(cow,grass);
MapX<Mamaml,Vegitation> herbervoreMammals = map.bicast(Mammal.class,Vegitation.class);
default <R1,R2> MapX<R1,R2> bitrampoline(java.util.function.Function<? super K,? extends Trampoline<? extends R1>> mapper1, java.util.function.Function<? super V,? extends Trampoline<? extends R2>> mapper2)
BiFunctor
bitrampoline
in interface BiFunctor<K,V>
mapper1
- transformation function for the first typemapper2
- transformation function for the second typedefault void subscribe(org.reactivestreams.Subscriber<? super org.jooq.lambda.tuple.Tuple2<K,V>> s)
default MapX<K,V> onEmpty(org.jooq.lambda.tuple.Tuple2<K,V> value)
OnEmpty
default MapX<K,V> onEmptyGet(java.util.function.Supplier<? extends org.jooq.lambda.tuple.Tuple2<K,V>> supplier)
OnEmpty
onEmptyGet
in interface OnEmpty<org.jooq.lambda.tuple.Tuple2<K,V>>
supplier
- to determine new value for containerdefault <X extends java.lang.Throwable> MapX<K,V> onEmptyThrow(java.util.function.Supplier<? extends X> supplier)
OnEmpty
onEmptyThrow
in interface OnEmpty<org.jooq.lambda.tuple.Tuple2<K,V>>
supplier
- to create exception fromdefault MapX<K,V> onEmptySwitch(java.util.function.Supplier<? extends java.util.Map<K,V>> supplier)
OnEmptySwitch
ListX.empty().onEmptySwitch(()->ListX.of(1));
onEmptySwitch
in interface OnEmptySwitch<org.jooq.lambda.tuple.Tuple2<K,V>,java.util.Map<K,V>>
supplier
- to create replacement containerdefault <T> ListX<T> toListX(java.util.function.Function<? super org.jooq.lambda.tuple.Tuple2<? super K,? super V>,? extends T> fn)
fn
- Mapping function to transform each Map entry into a single valuedefault <T> SetX<T> toSetX(java.util.function.Function<? super org.jooq.lambda.tuple.Tuple2<? super K,? super V>,? extends T> fn)
fn
- Mapping function to transform each Map entry into a single valuedefault <T> SortedSetX<T> toSortedSetX(java.util.function.Function<? super org.jooq.lambda.tuple.Tuple2<? super K,? super V>,? extends T> fn)
fn
- Mapping function to transform each Map entry into a single valuedefault <T> QueueX<T> toQueueX(java.util.function.Function<? super org.jooq.lambda.tuple.Tuple2<? super K,? super V>,? extends T> fn)
fn
- Mapping function to transform each Map entry into a single valuedefault <T> DequeX<T> toDequeX(java.util.function.Function<? super org.jooq.lambda.tuple.Tuple2<? super K,? super V>,? extends T> fn)
fn
- Mapping function to transform each Map entry into a single value