io.simplesource.data

Class NonEmptyList<A>

java.lang.Object

java.util.AbstractCollection<E>

java.util.AbstractList<A>

io.simplesource.data.NonEmptyList<A>

Type Parameters:

A - the type of elements in this list

All Implemented Interfaces:

Iterable<A>, Collection<A>, List<A>

public final class NonEmptyList<A>
extends AbstractList<A>

A random access List implementation that is guaranteed to contain at least one item.

Field Summary

Fields inherited from class java.util.AbstractList

modCount

Constructor Summary

Constructors

Constructor and Description
NonEmptyList(A head, List<A> tail)

Method Summary

Modifier and Type	Method and Description
<B> B	fold(java.util.function.Function<A,B> initialResult, java.util.function.BiFunction<B,A,B> op)
<B> B	foldLeft(B b, java.util.function.BiFunction<B,A,B> op)
static <A> Optional<NonEmptyList<A>>	fromList(List<A> l)
A	get(int index)
A	head()
A	last()
<B> NonEmptyList<B>	map(java.util.function.Function<A,B> op)
static <A> NonEmptyList<A>	of(A a, A... as)
boolean	removeIf(java.util.function.Predicate<? super A> filter)
void	replaceAll(java.util.function.UnaryOperator<A> operator)
int	size()
void	sort(Comparator<? super A> c)
List<A>	tail()
List<A>	toList()

Methods inherited from class java.util.AbstractList

add, add, addAll, clear, equals, hashCode, indexOf, iterator, lastIndexOf, listIterator, listIterator, remove, removeRange, set, subList

Methods inherited from class java.util.AbstractCollection

addAll, contains, containsAll, isEmpty, remove, removeAll, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.List

addAll, contains, containsAll, isEmpty, remove, removeAll, retainAll, spliterator, toArray, toArray

Methods inherited from interface java.util.Collection

parallelStream, stream

Methods inherited from interface java.lang.Iterable

forEach

Constructor Detail

NonEmptyList

public NonEmptyList(A head,
                    List<A> tail)

Method Detail

of

@SafeVarargs
public static <A> NonEmptyList<A> of(A a,
                                                  A... as)

fromList

public static <A> Optional<NonEmptyList<A>> fromList(List<A> l)

get

public A get(int index)

Specified by:

get in interface List<A>

Specified by:

get in class AbstractList<A>

size

public int size()

Specified by:

size in interface Collection<A>

Specified by:

size in interface List<A>

Specified by:

size in class AbstractCollection<A>

removeIf

public boolean removeIf(java.util.function.Predicate<? super A> filter)

replaceAll

public void replaceAll(java.util.function.UnaryOperator<A> operator)

sort

public void sort(Comparator<? super A> c)

map

public <B> NonEmptyList<B> map(java.util.function.Function<A,B> op)

head

public A head()

last

public A last()

tail

public List<A> tail()

toList

public List<A> toList()

fold

public <B> B fold(java.util.function.Function<A,B> initialResult,
                  java.util.function.BiFunction<B,A,B> op)

foldLeft

public <B> B foldLeft(B b,
                      java.util.function.BiFunction<B,A,B> op)