Uses of Class
com.landawn.abacus.util.u.OptionalDouble

Packages that use u.OptionalDouble

Package	Description
com.landawn.abacus.util
com.landawn.abacus.util.stream

Uses of u.OptionalDouble in com.landawn.abacus.util

Methods in com.landawn.abacus.util that return u.OptionalDouble

Modifier and Type	Method and Description
u.OptionalDouble	KahanSummation.average()
static <T extends Number> u.OptionalDouble	Iterables.averageDouble(Collection<? extends T> c) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T extends Number> u.OptionalDouble	Iterables.averageDouble(Collection<? extends T> c, int fromIndex, int toIndex) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T,E extends Exception> u.OptionalDouble	Iterables.averageDouble(Collection<? extends T> c, int fromIndex, int toIndex, Throwables.ToDoubleFunction<? super T,E> func) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T,E extends Exception> u.OptionalDouble	Iterables.averageDouble(Collection<? extends T> c, Throwables.ToDoubleFunction<? super T,E> func) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T extends Number> u.OptionalDouble	Iterables.averageDouble(T[] a) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T extends Number> u.OptionalDouble	Iterables.averageDouble(T[] a, int fromIndex, int toIndex) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T,E extends Exception> u.OptionalDouble	Iterables.averageDouble(T[] a, int fromIndex, int toIndex, Throwables.ToDoubleFunction<? super T,E> func) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T,E extends Exception> u.OptionalDouble	Iterables.averageDouble(T[] a, Throwables.ToDoubleFunction<? super T,E> func) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
u.OptionalDouble	ExceptionalStream.averageDouble(Throwables.ToDoubleFunction<? super T,? extends E> func)
static <T extends Number> u.OptionalDouble	Iterables.averageInt(Collection<? extends T> c) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T extends Number> u.OptionalDouble	Iterables.averageInt(Collection<? extends T> c, int fromIndex, int toIndex) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T,E extends Exception> u.OptionalDouble	Iterables.averageInt(Collection<? extends T> c, int fromIndex, int toIndex, Throwables.ToIntFunction<? super T,E> func) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T,E extends Exception> u.OptionalDouble	Iterables.averageInt(Collection<? extends T> c, Throwables.ToIntFunction<? super T,E> func) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T extends Number> u.OptionalDouble	Iterables.averageInt(T[] a) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T extends Number> u.OptionalDouble	Iterables.averageInt(T[] a, int fromIndex, int toIndex) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T,E extends Exception> u.OptionalDouble	Iterables.averageInt(T[] a, int fromIndex, int toIndex, Throwables.ToIntFunction<? super T,E> func) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T,E extends Exception> u.OptionalDouble	Iterables.averageInt(T[] a, Throwables.ToIntFunction<? super T,E> func) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
u.OptionalDouble	ExceptionalStream.averageInt(Throwables.ToIntFunction<? super T,? extends E> func)
static <T extends Number> u.OptionalDouble	Iterables.averageLong(Collection<? extends T> c) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T extends Number> u.OptionalDouble	Iterables.averageLong(Collection<? extends T> c, int fromIndex, int toIndex) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T,E extends Exception> u.OptionalDouble	Iterables.averageLong(Collection<? extends T> c, int fromIndex, int toIndex, Throwables.ToLongFunction<? super T,E> func) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T,E extends Exception> u.OptionalDouble	Iterables.averageLong(Collection<? extends T> c, Throwables.ToLongFunction<? super T,E> func) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T extends Number> u.OptionalDouble	Iterables.averageLong(T[] a) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T extends Number> u.OptionalDouble	Iterables.averageLong(T[] a, int fromIndex, int toIndex) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T,E extends Exception> u.OptionalDouble	Iterables.averageLong(T[] a, int fromIndex, int toIndex, Throwables.ToLongFunction<? super T,E> func) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
static <T,E extends Exception> u.OptionalDouble	Iterables.averageLong(T[] a, Throwables.ToLongFunction<? super T,E> func) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty, or fromIndex == toIndex.
u.OptionalDouble	ExceptionalStream.averageLong(Throwables.ToLongFunction<? super T,? extends E> func)
u.OptionalDouble	Multiset.averageOfOccurrences() Average of occurrences.
static u.OptionalDouble	Numbers.createDouble(String str) Convert a String to a Double.
static u.OptionalDouble	u.OptionalDouble.empty()
<E extends Exception> u.OptionalDouble	u.OptionalDouble.filter(Throwables.DoublePredicate<E> predicate)
<E extends Exception> u.OptionalDouble	u.OptionalDouble.flatMap(Throwables.DoubleFunction<u.OptionalDouble,E> mapper)
<E extends Exception> u.OptionalDouble	u.OptionalDouble.ifPresent(Throwables.DoubleConsumer<E> action)
<E extends Exception,E2 extends Exception> u.OptionalDouble	u.OptionalDouble.ifPresentOrElse(Throwables.DoubleConsumer<E> action, Throwables.Runnable<E2> emptyAction) If present or else.
<E extends Exception> u.OptionalDouble	u.OptionalDouble.map(Throwables.DoubleUnaryOperator<E> mapper)
<E extends Exception> u.OptionalDouble	u.Optional.mapToDouble(Throwables.ToDoubleFunction<? super T,E> mapper) Map to double.
<E extends Exception> u.OptionalDouble	u.Nullable.mapToDouble(Throwables.ToDoubleFunction<? super T,E> mapper) Map to double.
<E extends Exception> u.OptionalDouble	u.OptionalFloat.mapToDouble(Throwables.ToDoubleFunction<Float,E> mapper) Map to double.
<E extends Exception> u.OptionalDouble	u.OptionalInt.mapToDouble(Throwables.ToDoubleFunction<Integer,E> mapper) Map to double.
<E extends Exception> u.OptionalDouble	u.OptionalLong.mapToDouble(Throwables.ToDoubleFunction<Long,E> mapper) Map to double.
<E extends Exception> u.OptionalDouble	u.Nullable.mapToDoubleIfNotNull(Throwables.ToDoubleFunction<? super T,E> mapper) Map to double if not null.
static u.OptionalDouble	Iterables.max(double... a) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty.
static u.OptionalDouble	Iterables.min(double... a) Returns OptionalDouble.empty() if the specified Array/Collection is null or empty.
static u.OptionalDouble	u.OptionalDouble.of(double value)
static u.OptionalDouble	u.OptionalDouble.ofNullable(Double val)
<E extends Exception> u.OptionalDouble	u.OptionalDouble.or(Throwables.Supplier<u.OptionalDouble,E> supplier)
u.OptionalDouble	ExceptionalStream.sumDouble(Throwables.ToDoubleFunction<? super T,? extends E> func)

Methods in com.landawn.abacus.util with parameters of type u.OptionalDouble

Modifier and Type	Method and Description
int	u.OptionalDouble.compareTo(u.OptionalDouble optional)

Method parameters in com.landawn.abacus.util with type arguments of type u.OptionalDouble

Modifier and Type	Method and Description
<E extends Exception> u.OptionalDouble	u.OptionalDouble.flatMap(Throwables.DoubleFunction<u.OptionalDouble,E> mapper)
<E extends Exception> u.OptionalDouble	u.OptionalDouble.or(Throwables.Supplier<u.OptionalDouble,E> supplier)

Uses of u.OptionalDouble in com.landawn.abacus.util.stream

Methods in com.landawn.abacus.util.stream that return types with arguments of type u.OptionalDouble

Modifier and Type	Method and Description
static <T> Collector<T,?,u.OptionalDouble>	Collectors.averagingDouble(ToDoubleFunction<? super T> mapper)
static <T> Collector<T,?,u.OptionalDouble>	Collectors.averagingInt(ToIntFunction<? super T> mapper)
static <T> Collector<T,?,u.OptionalDouble>	Collectors.averagingLong(ToLongFunction<? super T> mapper)