A B C E F G H I L M N O P R S T V

A

accept(T) - Method in interface almost.functional.Consumer

Performs this operation on the given argument.

addCompletedConsumer(Consumer<Boolean>...) - Method in class almost.functional.reactive.BroadcastObserver

Add multiple completed Consumers to this observer.

addErrorConsumer(Consumer<Throwable>...) - Method in class almost.functional.reactive.BroadcastObserver

Add multiple error Consumers to this observer.

addNextConsumer(Consumer<T>...) - Method in class almost.functional.reactive.BroadcastObserver

Add multiple next Consumers to this observer.

allMatch(Predicate<? super T>) - Method in class almost.functional.utils.Stream

Returns whether all elements of this stream match the provided predicate.

almost.functional - package almost.functional

Functional classes and interfaces of Almost Functional.

almost.functional.reactive - package almost.functional.reactive

Package includes rudimentary reactive style code.

almost.functional.utils - package almost.functional.utils

Utility classes and functions in support of the functional aspects of Almost Functional.

and(Predicate<? super T>, Predicate<? super T>) - Static method in class almost.functional.Predicates

Create a predicate which is a logical and of two existing predicate.

any(Iterable<T>, Predicate<? super T>) - Static method in class almost.functional.utils.Iterables

Determine if any element of an iterable matches a given predicate.

anyMatch(Predicate<? super T>) - Method in class almost.functional.utils.Stream

Returns whether any elements of this stream match the provided predicate.

apply(F, S) - Method in interface almost.functional.BiFunction

Apply the function to the first and second argument and return a result.

apply(A) - Method in interface almost.functional.Function

Applies this function to the given argument.

ArrayIterable<T> - Class in almost.functional.utils

An iterable over an array.

ArrayIterable(T...) - Constructor for class almost.functional.utils.ArrayIterable

Basic constructor.

ArrayIterable.ArrayIterator<D> - Class in almost.functional.utils

ArrayIterable.ArrayIterator(D...) - Constructor for class almost.functional.utils.ArrayIterable.ArrayIterator

B

BiFunction<F,S,R> - Interface in almost.functional

An interface of a function that accepts a first and second argument and returns a result.

BroadcastObserver<T> - Class in almost.functional.reactive

A single Observer that allow for multiple Observers to observe a single event.

BroadcastObserver() - Constructor for class almost.functional.reactive.BroadcastObserver

BroadcastObserver(Optional<? extends Consumer<T>>, Optional<? extends Consumer<Throwable>>, Optional<? extends Consumer<Boolean>>) - Constructor for class almost.functional.reactive.BroadcastObserver

C

checkNonEmptyString(String, String) - Static method in class almost.functional.utils.Preconditions

Check that a String is not empty after removing whitespace.

checkNotNull(T, String) - Static method in class almost.functional.utils.Preconditions

Check that a reference is not null, throwing a IllegalArgumentException if it is.

close() - Method in class almost.functional.utils.Stream

collect(Iterator<T>) - Static method in class almost.functional.utils.Iterators

Collect an iterator's elements into a List.

completed(Boolean) - Method in class almost.functional.reactive.BroadcastObserver

completed(Boolean) - Method in interface almost.functional.reactive.Observer

Observe the completion.

concat(Iterator<? extends T>...) - Static method in class almost.functional.utils.Iterators

Create an iterator which sequentially iterates over a collection of iterators.

concat(Stream<? extends T>, Stream<? extends T>) - Static method in class almost.functional.utils.Stream

Creates a concatenated stream whose elements are all the elements of the first stream followed by all the elements of the second stream.

Consumer<T> - Interface in almost.functional

A functional interface that consumes, without results, an argument.

contains(Iterable<T>) - Static method in class almost.functional.Predicates

Returns a predicate that that tests if an iterable contains an argument.

contains(Iterable<T>, T) - Static method in class almost.functional.utils.Iterables

Does an iterable contain a value as determined by Object.isEqual(Object, Object).

count() - Method in class almost.functional.utils.Stream

The element count in the stream.

E

empty() - Static method in class almost.functional.Optional

Returns an empty Optional instance.

error(Throwable) - Method in class almost.functional.reactive.BroadcastObserver

error(Throwable) - Method in interface almost.functional.reactive.Observer

Observe an error that occurred.

F

filter(Predicate<? super T>) - Method in class almost.functional.Optional

Apply a predicate to the optional, if the optional is present, and the predicate is true, return the optional, otherwise return empty.

filter(Iterable<T>, Predicate<? super T>) - Static method in class almost.functional.utils.Iterables

Create an iterable that filters an existing iterable based on a predicate.

filter(Predicate<? super T>) - Method in class almost.functional.utils.Stream

Returns a stream consisting of the elements of this stream that match the given predicate.

find(Iterable<? extends T>, Predicate<? super T>) - Static method in class almost.functional.utils.Iterables

Apply a predicate to an iterable, returning an optional of the first element where the predicate is true, or empty if no true is found.

forEach(Iterable<T>, Consumer<? super T>) - Static method in class almost.functional.utils.Iterables

Accept a consumer for each element of an iterable.

forEach(Consumer<? super T>) - Method in class almost.functional.utils.Stream

Performs an action for each element of this stream.

Function<A,R> - Interface in almost.functional

A functional interface and can be used to apply a function to a type and yield a result.

G

get() - Method in class almost.functional.Optional

If a value is present in this Optional, returns the value, otherwise throws NoSuchElementException.

get() - Method in interface almost.functional.Supplier

Get the result.

get(Iterable<E>, int) - Static method in class almost.functional.utils.Iterables

Return an optional of an element from a specified position in an iterable.

getLogger() - Static method in class almost.functional.utils.LogFactory

Returns a Logger named after the callers class.

getLogger(String) - Static method in class almost.functional.utils.LogFactory

Return a instance of Logger with a given name.

getState() - Method in class almost.functional.reactive.Promise

Get the current state of this promise.

H

hasNext() - Method in class almost.functional.utils.ArrayIterable.ArrayIterator

I

ifPresent(Consumer<? super T>) - Method in class almost.functional.Optional

If a value is present, invoke the specified consumer with the value, otherwise do nothing.

ImmutableIterator<E> - Class in almost.functional.utils

Iterator that does not support remove, making it immutable.

ImmutableIterator() - Constructor for class almost.functional.utils.ImmutableIterator

isAssignableTo(Class<?>, Class<?>, String) - Static method in class almost.functional.utils.Preconditions

Check that one class is assignable to another.

isEqual(T) - Static method in class almost.functional.Predicates

Returns a predicate that tests if two arguments are equal according to Objects.equals(Object, Object).

isPresent() - Method in class almost.functional.Optional

Return true if there is a value present, otherwise false.

iterable(Enumeration<E>) - Static method in class almost.functional.utils.Iterables

Convert an enumeration to an iterator.

Iterables - Class in almost.functional.utils

Utility operations on an iterable.

iterator() - Method in class almost.functional.utils.ArrayIterable

iterator() - Method in class almost.functional.utils.SupplierIterable

Iterators - Class in almost.functional.utils

Utility class for Iterators.

L

last(Iterable<E>) - Static method in class almost.functional.utils.Iterables

Return the last element of an iterable, or empty if the iterable is empty.

LogFactory - Class in almost.functional.utils

Provide consistently named instances of Logger.

M

makeImmutable(Iterator<E>) - Static method in class almost.functional.utils.ImmutableIterator

Make an iterator immutable.

map(Function<T, V>) - Method in class almost.functional.Optional

If a value is present, map is with function, and if the result is non-null, return an Optional describing the result.

map(Iterable<F>, Function<? super F, ? extends T>) - Static method in class almost.functional.utils.Iterables

Create an iterable that maps an existing iterable to a new one by applying a function to each of it's elements.

map(Function<? super T, ? extends R>) - Method in class almost.functional.utils.Stream

Returns a stream consisting of the results of applying the given function to the elements of this stream.

N

negate(Predicate<? super T>) - Static method in class almost.functional.Predicates

Negate an existing predicate's test result.

newIterable(T...) - Static method in class almost.functional.utils.ArrayIterable

Factory function to create an iterable over an array of T.

next(T) - Method in class almost.functional.reactive.BroadcastObserver

next(T) - Method in interface almost.functional.reactive.Observer

Observe each data item made available.

next() - Method in class almost.functional.utils.ArrayIterable.ArrayIterator

next(Iterator<? extends T>, int) - Static method in class almost.functional.utils.Iterators

This returns an Iterator limited to no more then the next count elements.

noneMatch(Predicate<? super T>) - Method in class almost.functional.utils.Stream

Returns whether no elements of this stream match the provided predicate.

notEmptyString() - Static method in class almost.functional.Predicates

Predicate to check that a String is not empty, i.e.

notNull() - Static method in class almost.functional.Predicates

Predicate to check that a value is not null.

O

Observer<T> - Interface in almost.functional.reactive

An Observer implementation that observes data, errors, and the completion of what is being observed.

of(T) - Static method in class almost.functional.Optional

Returns an Optional with the specified present non-null value.

of(Iterable<R>) - Static method in class almost.functional.utils.Stream

Create a new stream of the elements that the iterable.iterator() will yield

of(R...) - Static method in class almost.functional.utils.Stream

Create a stream of the elements provided.

of(Iterator<R>) - Static method in class almost.functional.utils.Stream

Create a stream based on an iterator.

ofNullable(T) - Static method in class almost.functional.Optional

Returns an Optional of a value which might be null.

onClose(Runnable) - Method in class almost.functional.utils.Stream

Add Runnables to run when the stream closes.

Optional<T> - Class in almost.functional

A container object which may or may not contain a non-null value.

or(Predicate<? super T>, Predicate<? super T>) - Static method in class almost.functional.Predicates

Create a predicate which is a logical or of two existing predicate.

orElse(T) - Method in class almost.functional.Optional

Return the value if present, otherwise return other.

orElseRun(Runnable) - Method in class almost.functional.Optional

If the optional is empty run the Runnable.

orElseSupplier(Supplier<T>) - Method in class almost.functional.Optional

Return the value if present, otherwise get the value from the Supplier.

orElseThrow(String) - Method in class almost.functional.Optional

If optional is not empty return it's value, if empty throw a NoSuchElementException with message.

P

parallelBatch(Iterator<? extends T>, Consumer<Iterator<? extends T>>, int) - Static method in class almost.functional.utils.Iterators

Break an iterator's elements into batches, and invoke the consumer on these batches in a thread pool.

precondition(T, Predicate<T>, Class<? extends RuntimeException>, String) - Static method in class almost.functional.utils.Preconditions

Test a Predicate against a reference value, and if it fails throw a runtime exception with a message.

Preconditions - Class in almost.functional.utils

Utility operations designed to be used as precondition tests.

Predicate<T> - Interface in almost.functional

A functional interface that can be used to indicate a boolean test is to be applied to some type.

Predicates - Class in almost.functional

Utility operations on predicates.

Promise<T> - Class in almost.functional.reactive

A Promise is a composite of a Supplier and an Observer allowing for observation or the supplier.

Promise(Supplier<T>, Observer<T>) - Constructor for class almost.functional.reactive.Promise

Create a Promise based on a given supplier and with an Observer.

Promise.State - Enum in almost.functional.reactive

The current state of the promise.

propagate(Throwable) - Static method in class almost.functional.utils.Throwables

Propagate a Throwable as a RuntimeException.

R

reduce(Iterable<T>, R, BiFunction<R, ? super T, R>) - Static method in class almost.functional.utils.Iterables

Perform a reduction of an iterable, using an initial value, and a two argument function.

reduce(BiFunction<T, ? super T, T>) - Method in class almost.functional.utils.Stream

Performs a reduction on the elements of the stream, using an accumulation function, and returns an Optional describing the reduced value, if any.

reduce(R, BiFunction<R, ? super T, R>) - Method in class almost.functional.utils.Stream

Performs a reduction on the elements of this stream, using the provided initial value and accumulation functions.

remove() - Method in class almost.functional.utils.ImmutableIterator

run() - Method in class almost.functional.reactive.Promise

This method calls the supplier and on successful completion informs the fulfilled consumers of the return value.

S

Stream<T> - Class in almost.functional.utils

A sequence of elements supporting sequential aggregate operations.

Supplier<T> - Interface in almost.functional

A supplier of results.

SupplierIterable<T> - Class in almost.functional.utils

Creates an immutable Iterable from any Supplier of Optionals.

SupplierIterable(Supplier<Optional<T>>) - Constructor for class almost.functional.utils.SupplierIterable

Constructor accepting the Supplier.

T

test(T) - Method in interface almost.functional.Predicate

Evaluates this predicate on the given argument.

Throwables - Class in almost.functional.utils

V

valueOf(String) - Static method in enum almost.functional.reactive.Promise.State

Returns the enum constant of this type with the specified name.

values() - Static method in enum almost.functional.reactive.Promise.State

Returns an array containing the constants of this enum type, in the order they are declared.

A B C E F G H I L M N O P R S T V