public class ObservableUtilitiesKt
Modifier and Type | Method and Description |
---|---|
static <K,A,B> javafx.collections.ObservableMap<K,B> |
associateBy(javafx.collections.ObservableList<? extends A> $receiver,
kotlin.jvm.functions.Function1<? super A,? extends K> toKey,
kotlin.jvm.functions.Function2<? super K,? super A,? extends B> assemble)
data class Person(val height: Long)
val people: ObservableList = (..)
val nameToHeight: ObservableMap
|
static <K,A> javafx.collections.ObservableMap<K,A> |
associateBy(javafx.collections.ObservableList<? extends A> $receiver,
kotlin.jvm.functions.Function1<? super A,? extends K> toKey)
val people: ObservableList = (..)
val nameToPerson: ObservableMap
|
static <K,A,B> javafx.collections.ObservableMap<K,javafx.collections.ObservableList> |
associateByAggregation(javafx.collections.ObservableList<? extends A> $receiver,
kotlin.jvm.functions.Function1<? super A,? extends K> toKey,
kotlin.jvm.functions.Function2<? super K,? super A,? extends B> assemble)
val people: ObservableList = (..)
val heightToNames: ObservableMap
|
static <K,A> javafx.collections.ObservableMap<K,javafx.collections.ObservableList> |
associateByAggregation(javafx.collections.ObservableList<? extends A> $receiver,
kotlin.jvm.functions.Function1<? super A,? extends K> toKey)
val people: ObservableList = (..)
val heightToPeople: ObservableMap
|
static <A,B> javafx.beans.value.ObservableValue<B> |
bind(javafx.beans.value.ObservableValue<? extends A> $receiver,
kotlin.jvm.functions.Function1<? super A,? extends javafx.beans.value.ObservableValue<B>> function)
data class Person(val height: ObservableValue)
val person: ObservableValue = (..)
val personHeight: ObservableValue = person.bind { it.height }
|
static <A,B> javafx.beans.value.ObservableValue<? extends B> |
bindOut(javafx.beans.value.ObservableValue<? extends A> $receiver,
kotlin.jvm.functions.Function1<? super A,? extends javafx.beans.value.ObservableValue<? extends B>> function)
A variant of bind that has out variance on the output type. This is sometimes useful when kotlin is too eager to
propagate variance constraints and type inference fails.
|
static <A> javafx.collections.ObservableList<A> |
concatenate(javafx.collections.ObservableList<javafx.collections.ObservableList> $receiver)
val groups: ObservableList
|
static <A> javafx.collections.ObservableList<A> |
filter(javafx.collections.ObservableList<? extends A> $receiver,
javafx.beans.value.ObservableValue<kotlin.jvm.functions.Function1> predicate)
enum class FilterCriterion { HEIGHT, NAME }
val filterCriterion: ObservableValue = (..)
val people: ObservableList = (..)
fun filterFunction(filterCriterion: FilterCriterion): (Person) -> Boolean { .. }
|
static <A> javafx.collections.ObservableList<A> |
filterNotNull(javafx.collections.ObservableList<? extends A> $receiver)
data class Dog(val owner: Person?)
val dogs: ObservableList = (..)
val owners: ObservableList = dogs.map(Dog::owner).filterNotNull()
|
static <A> javafx.beans.value.ObservableValue<A> |
first(javafx.collections.ObservableList<A> $receiver) |
static <A> javafx.beans.value.ObservableValue<A> |
firstOrDefault(javafx.collections.ObservableList<A> $receiver,
javafx.beans.value.ObservableValue<A> p,
kotlin.jvm.functions.Function1<? super A,java.lang.Boolean> predicate)
Return first element of the observable list as observable value.
Return provided default value if the list is empty.
|
static <A> javafx.beans.value.ObservableValue<A> |
firstOrNullObservable(javafx.collections.ObservableList<A> $receiver,
kotlin.jvm.functions.Function1<? super A,java.lang.Boolean> predicate)
Return first element of the observable list as observable value.
Return ObservableValue(null) if the list is empty.
|
static <A> javafx.collections.ObservableList<A> |
flatten(javafx.collections.ObservableList<? extends javafx.beans.value.ObservableValue<? extends A>> $receiver)
data class Person(val height: ObservableValue)
val people: ObservableList = (..)
val heights: ObservableList = people.map(Person::height).flatten()
|
static <A,B> javafx.beans.value.ObservableValue<B> |
foldObservable(javafx.collections.ObservableList<? extends A> $receiver,
B initial,
kotlin.jvm.functions.Function2<? super B,? super A,? extends B> folderFunction)
val people: ObservableList = (..)
val concatenatedNames = people.foldObservable("", { names, person -> names + person.name })
val concatenatedNames2 = people.map(Person::name).fold("", String::plus)
|
static <K,V> javafx.collections.ObservableList<java.util.Map.Entry> |
getObservableEntries(javafx.collections.ObservableMap<K,V> $receiver)
val nameToPerson: ObservableMap
|
static <K,V> javafx.beans.value.ObservableValue<V> |
getObservableValue(javafx.collections.ObservableMap<K,V> $receiver,
K key)
val nameToPerson: ObservableMap
|
static <K,V> javafx.collections.ObservableList<V> |
getObservableValues(javafx.collections.ObservableMap<K,V> $receiver)
val nameToPerson: ObservableMap
|
static <A> javafx.beans.value.ObservableValue<A> |
getValueAt(javafx.collections.ObservableList<A> $receiver,
int index) |
static javafx.beans.binding.BooleanBinding |
isNotNull(javafx.beans.value.ObservableValue<?> $receiver) |
static <A> javafx.beans.value.ObservableValue<A> |
last(javafx.collections.ObservableList<A> $receiver) |
static <A,B,C,K> javafx.collections.ObservableList<C> |
leftOuterJoin(javafx.collections.ObservableList<A> $receiver,
javafx.collections.ObservableList<B> rightTable,
kotlin.jvm.functions.Function1<? super A,? extends K> leftToJoinKey,
kotlin.jvm.functions.Function1<? super B,? extends K> rightToJoinKey,
kotlin.jvm.functions.Function2<? super A,? super javafx.collections.ObservableList<B>,? extends C> assemble)
data class Person(val name: String, val managerName: String)
val people: ObservableList = (..)
val managerEmployeeMapping: ObservableList
|
static <A,B,K> javafx.collections.ObservableMap<K,kotlin.Pair> |
leftOuterJoin(javafx.collections.ObservableList<A> $receiver,
javafx.collections.ObservableList<B> rightTable,
kotlin.jvm.functions.Function1<? super A,? extends K> leftToJoinKey,
kotlin.jvm.functions.Function1<? super B,? extends K> rightToJoinKey)
data class Person(name: String, favouriteSpecies: Species)
data class Animal(name: String, species: Species)
val people: ObservableList = (..)
val animals: ObservableList = (..)
val peopleToFavouriteAnimals: ObservableMap
|
static <A> javafx.beans.value.ObservableValue<A> |
lift(A $receiver)
val aliceHeight: ObservableValue = (..)
val bobHeight: ObservableValue = (..)
fun sumHeight(a: Long, b: Long): Long { .. }
|
static <A,R> javafx.beans.value.ObservableValue<R> |
lift(kotlin.jvm.functions.Function1<? super A,? extends R> $receiver,
javafx.beans.value.ObservableValue<A> arg0) |
static <A,B,R> javafx.beans.value.ObservableValue<R> |
lift(kotlin.jvm.functions.Function2<? super A,? super B,? extends R> $receiver,
javafx.beans.value.ObservableValue<A> arg0,
javafx.beans.value.ObservableValue<B> arg1) |
static <A,B,C,R> javafx.beans.value.ObservableValue<R> |
lift(kotlin.jvm.functions.Function3<? super A,? super B,? super C,? extends R> $receiver,
javafx.beans.value.ObservableValue<A> arg0,
javafx.beans.value.ObservableValue<B> arg1,
javafx.beans.value.ObservableValue<C> arg2) |
static <A,B,C,D,R> |
lift(kotlin.jvm.functions.Function4<? super A,? super B,? super C,? super D,? extends R> $receiver,
javafx.beans.value.ObservableValue<A> arg0,
javafx.beans.value.ObservableValue<B> arg1,
javafx.beans.value.ObservableValue<C> arg2,
javafx.beans.value.ObservableValue<D> arg3) |
static <A,B> javafx.beans.value.ObservableValue<B> |
map(javafx.beans.value.ObservableValue<? extends A> $receiver,
kotlin.jvm.functions.Function1<? super A,? extends B> function)
val person: ObservableValue = (..)
val personName: ObservableValue = person.map { it.name }
|
static <A,B> javafx.collections.ObservableList<B> |
map(javafx.collections.ObservableList<? extends A> $receiver,
boolean cached,
kotlin.jvm.functions.Function1<? super A,? extends B> function)
val dogs: ObservableList = (..)
val dogOwners: ObservableList = dogs.map { it.owner }
|
static <A> javafx.collections.ObservableList<A> |
sequence(java.util.Collection<? extends javafx.beans.value.ObservableValue<? extends A>> $receiver)
data class Person(val height: ObservableValue)
val people: List = listOf(alice, bob)
val heights: ObservableList = people.map(Person::height).sequence()
|
static <T> javafx.collections.ObservableList<T> |
unique(javafx.collections.ObservableList<T> $receiver) |
public static <A,B> javafx.beans.value.ObservableValue<B> map(javafx.beans.value.ObservableValue<? extends A> $receiver, kotlin.jvm.functions.Function1<? super A,? extends B> function)
val person: ObservableValue = (..) val personName: ObservableValue = person.map { it.name }
public static <A,B> javafx.collections.ObservableList<B> map(javafx.collections.ObservableList<? extends A> $receiver, boolean cached, kotlin.jvm.functions.Function1<? super A,? extends B> function)
val dogs: ObservableList = (..) val dogOwners: ObservableList = dogs.map { it.owner }
cached
- If true the results of the mapped function are cached in a backing list. If false each get() will
re-run the function.public static <A> javafx.beans.value.ObservableValue<A> lift(A $receiver)
val aliceHeight: ObservableValue = (..) val bobHeight: ObservableValue = (..) fun sumHeight(a: Long, b: Long): Long { .. }
val aliceBobSumHeight = ::sumHeight.lift(aliceHeight, bobHeight) val aliceHeightPlus2 = ::sumHeight.lift(aliceHeight, 2L.lift())
public static <A,R> javafx.beans.value.ObservableValue<R> lift(kotlin.jvm.functions.Function1<? super A,? extends R> $receiver, javafx.beans.value.ObservableValue<A> arg0)
public static <A,B,R> javafx.beans.value.ObservableValue<R> lift(kotlin.jvm.functions.Function2<? super A,? super B,? extends R> $receiver, javafx.beans.value.ObservableValue<A> arg0, javafx.beans.value.ObservableValue<B> arg1)
public static <A,B,C,R> javafx.beans.value.ObservableValue<R> lift(kotlin.jvm.functions.Function3<? super A,? super B,? super C,? extends R> $receiver, javafx.beans.value.ObservableValue<A> arg0, javafx.beans.value.ObservableValue<B> arg1, javafx.beans.value.ObservableValue<C> arg2)
public static <A,B,C,D,R> javafx.beans.value.ObservableValue<R> lift(kotlin.jvm.functions.Function4<? super A,? super B,? super C,? super D,? extends R> $receiver, javafx.beans.value.ObservableValue<A> arg0, javafx.beans.value.ObservableValue<B> arg1, javafx.beans.value.ObservableValue<C> arg2, javafx.beans.value.ObservableValue<D> arg3)
public static <A,B> javafx.beans.value.ObservableValue<B> bind(javafx.beans.value.ObservableValue<? extends A> $receiver, kotlin.jvm.functions.Function1<? super A,? extends javafx.beans.value.ObservableValue<B>> function)
data class Person(val height: ObservableValue) val person: ObservableValue = (..) val personHeight: ObservableValue = person.bind { it.height }
public static <A,B> javafx.beans.value.ObservableValue<? extends B> bindOut(javafx.beans.value.ObservableValue<? extends A> $receiver, kotlin.jvm.functions.Function1<? super A,? extends javafx.beans.value.ObservableValue<? extends B>> function)
A variant of bind that has out variance on the output type. This is sometimes useful when kotlin is too eager to propagate variance constraints and type inference fails.
public static <A> javafx.collections.ObservableList<A> filter(javafx.collections.ObservableList<? extends A> $receiver, javafx.beans.value.ObservableValue<kotlin.jvm.functions.Function1> predicate)
enum class FilterCriterion { HEIGHT, NAME } val filterCriterion: ObservableValue = (..) val people: ObservableList = (..) fun filterFunction(filterCriterion: FilterCriterion): (Person) -> Boolean { .. }
val filteredPeople: ObservableList = people.filter(filterCriterion.map(filterFunction))
public static <A> javafx.collections.ObservableList<A> filterNotNull(javafx.collections.ObservableList<? extends A> $receiver)
data class Dog(val owner: Person?) val dogs: ObservableList = (..) val owners: ObservableList = dogs.map(Dog::owner).filterNotNull()
public static <A,B> javafx.beans.value.ObservableValue<B> foldObservable(javafx.collections.ObservableList<? extends A> $receiver, B initial, kotlin.jvm.functions.Function2<? super B,? super A,? extends B> folderFunction)
val people: ObservableList = (..) val concatenatedNames = people.foldObservable("", { names, person -> names + person.name }) val concatenatedNames2 = people.map(Person::name).fold("", String::plus)
public static <A> javafx.collections.ObservableList<A> flatten(javafx.collections.ObservableList<? extends javafx.beans.value.ObservableValue<? extends A>> $receiver)
data class Person(val height: ObservableValue) val people: ObservableList = (..) val heights: ObservableList = people.map(Person::height).flatten()
public static <A> javafx.collections.ObservableList<A> sequence(java.util.Collection<? extends javafx.beans.value.ObservableValue<? extends A>> $receiver)
data class Person(val height: ObservableValue) val people: List = listOf(alice, bob) val heights: ObservableList = people.map(Person::height).sequence()
public static <K,A,B> javafx.collections.ObservableMap<K,B> associateBy(javafx.collections.ObservableList<? extends A> $receiver, kotlin.jvm.functions.Function1<? super A,? extends K> toKey, kotlin.jvm.functions.Function2<? super K,? super A,? extends B> assemble)
data class Person(val height: Long)
val people: ObservableList = (..)
val nameToHeight: ObservableMap
public static <K,A> javafx.collections.ObservableMap<K,A> associateBy(javafx.collections.ObservableList<? extends A> $receiver, kotlin.jvm.functions.Function1<? super A,? extends K> toKey)
val people: ObservableList = (..)
val nameToPerson: ObservableMap
public static <K,A,B> javafx.collections.ObservableMap<K,javafx.collections.ObservableList> associateByAggregation(javafx.collections.ObservableList<? extends A> $receiver, kotlin.jvm.functions.Function1<? super A,? extends K> toKey, kotlin.jvm.functions.Function2<? super K,? super A,? extends B> assemble)
val people: ObservableList = (..)
val heightToNames: ObservableMap
public static <K,A> javafx.collections.ObservableMap<K,javafx.collections.ObservableList> associateByAggregation(javafx.collections.ObservableList<? extends A> $receiver, kotlin.jvm.functions.Function1<? super A,? extends K> toKey)
val people: ObservableList = (..)
val heightToPeople: ObservableMap
public static <K,V> javafx.beans.value.ObservableValue<V> getObservableValue(javafx.collections.ObservableMap<K,V> $receiver, K key)
val nameToPerson: ObservableMap
public static <K,V> javafx.collections.ObservableList<V> getObservableValues(javafx.collections.ObservableMap<K,V> $receiver)
val nameToPerson: ObservableMap
public static <K,V> javafx.collections.ObservableList<java.util.Map.Entry> getObservableEntries(javafx.collections.ObservableMap<K,V> $receiver)
val nameToPerson: ObservableMap
public static <A> javafx.collections.ObservableList<A> concatenate(javafx.collections.ObservableList<javafx.collections.ObservableList> $receiver)
val groups: ObservableList
public static <A,B,C,K> javafx.collections.ObservableList<C> leftOuterJoin(javafx.collections.ObservableList<A> $receiver, javafx.collections.ObservableList<B> rightTable, kotlin.jvm.functions.Function1<? super A,? extends K> leftToJoinKey, kotlin.jvm.functions.Function1<? super B,? extends K> rightToJoinKey, kotlin.jvm.functions.Function2<? super A,? super javafx.collections.ObservableList<B>,? extends C> assemble)
data class Person(val name: String, val managerName: String)
val people: ObservableList = (..)
val managerEmployeeMapping: ObservableList
public static <A,B,K> javafx.collections.ObservableMap<K,kotlin.Pair> leftOuterJoin(javafx.collections.ObservableList<A> $receiver, javafx.collections.ObservableList<B> rightTable, kotlin.jvm.functions.Function1<? super A,? extends K> leftToJoinKey, kotlin.jvm.functions.Function1<? super B,? extends K> rightToJoinKey)
data class Person(name: String, favouriteSpecies: Species)
data class Animal(name: String, species: Species)
val people: ObservableList = (..)
val animals: ObservableList = (..)
val peopleToFavouriteAnimals: ObservableMap
This is the most general left join, given a joining key it returns for each key a pair of relevant elements from the left and right tables. It is "left outer" in the sense that all members of the left table are guaranteed to be in the result, but this may not be the case for the right table.
public static <A> javafx.beans.value.ObservableValue<A> getValueAt(javafx.collections.ObservableList<A> $receiver, int index)
public static <A> javafx.beans.value.ObservableValue<A> first(javafx.collections.ObservableList<A> $receiver)
public static <A> javafx.beans.value.ObservableValue<A> last(javafx.collections.ObservableList<A> $receiver)
public static <T> javafx.collections.ObservableList<T> unique(javafx.collections.ObservableList<T> $receiver)
public static javafx.beans.binding.BooleanBinding isNotNull(javafx.beans.value.ObservableValue<?> $receiver)
public static <A> javafx.beans.value.ObservableValue<A> firstOrDefault(javafx.collections.ObservableList<A> $receiver, javafx.beans.value.ObservableValue<A> p, kotlin.jvm.functions.Function1<? super A,java.lang.Boolean> predicate)
Return first element of the observable list as observable value. Return provided default value if the list is empty.
public static <A> javafx.beans.value.ObservableValue<A> firstOrNullObservable(javafx.collections.ObservableList<A> $receiver, kotlin.jvm.functions.Function1<? super A,java.lang.Boolean> predicate)
Return first element of the observable list as observable value. Return ObservableValue(null) if the list is empty.