Package com.c8db.internal.cursor

Class AbstractC8Iterable<T>

java.lang.Object

com.c8db.internal.cursor.AbstractC8Iterable<T>

All Implemented Interfaces:

C8Iterable<T>, Iterable<T>

Direct Known Subclasses:

C8CursorImpl, C8FilterIterable, C8MappingIterable

public abstract class AbstractC8Iterable<T>
extends Object
implements C8Iterable<T>

Constructor Summary

Constructors

Constructor	Description
AbstractC8Iterable()

Method Summary

Modifier and Type	Method	Description
boolean	allMatch(Predicate<? super T> predicate)	Returns whether all elements of this ArangoIterable match the provided predicate.
boolean	anyMatch(Predicate<? super T> predicate)	Returns whether any elements of this ArangoIterable match the provided predicate.
<R extends Collection<? super T>> R	collectInto(R target)	Iterates over all elements of this ArangoIterable and adds each to the given target.
long	count()	Returns the count of elements of this ArangoIterable.
C8Iterable<T>	filter(Predicate<? super T> predicate)	Returns a ArangoIterable consisting of the elements of this ArangoIterable that match the given predicate.
T	first()	Returns the first element or null if no element exists.
<R> C8Iterable<R>	map(Function<? super T,? extends R> mapper)	Returns a ArangoIterable consisting of the results of applying the given function to the elements of this ArangoIterable.
boolean	noneMatch(Predicate<? super T> predicate)	Returns whether no elements of this ArangoIterable match the provided predicate.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.c8db.C8Iterable

foreach, iterator

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Constructor Detail

AbstractC8Iterable

public AbstractC8Iterable()

Method Detail

map

public <R> C8Iterable<R> map(Function<? super T,? extends R> mapper)

Description copied from interface: C8Iterable

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

Specified by:

map in interface C8Iterable<T>

Parameters:

mapper - a function to apply to each element

Returns:

the new ArangoIterable

filter

public C8Iterable<T> filter(Predicate<? super T> predicate)

Description copied from interface: C8Iterable

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

Specified by:

filter in interface C8Iterable<T>

Parameters:

predicate - a predicate to apply to each element to determine if it should be included

Returns:

the new ArangoIterable

first

public T first()

Description copied from interface: C8Iterable

Returns the first element or null if no element exists.

Specified by:

first in interface C8Iterable<T>

Returns:

first element or null

count

public long count()

Description copied from interface: C8Iterable

Returns the count of elements of this ArangoIterable.

Specified by:

count in interface C8Iterable<T>

Returns:

the count of elements

anyMatch

public boolean anyMatch(Predicate<? super T> predicate)

Description copied from interface: C8Iterable

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

Specified by:

anyMatch in interface C8Iterable<T>

Parameters:

predicate - a predicate to apply to elements of this ArangoIterable

Returns:

true if any elements of the ArangoIterable match the provided predicate, otherwise false

allMatch

public boolean allMatch(Predicate<? super T> predicate)

Description copied from interface: C8Iterable

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

Specified by:

allMatch in interface C8Iterable<T>

Parameters:

predicate - a predicate to apply to elements of this ArangoIterable

Returns:

true if all elements of the ArangoIterable match the provided predicate, otherwise false

noneMatch

public boolean noneMatch(Predicate<? super T> predicate)

Description copied from interface: C8Iterable

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

Specified by:

noneMatch in interface C8Iterable<T>

Parameters:

predicate - a predicate to apply to elements of this ArangoIterable

Returns:

true if no elements of the ArangoIterable match the provided predicate, otherwise false

collectInto

public <R extends Collection<? super T>> R collectInto(R target)

Description copied from interface: C8Iterable

Iterates over all elements of this ArangoIterable and adds each to the given target.

Specified by:

collectInto in interface C8Iterable<T>

Parameters:

target - the collection to insert into

Returns:

the filled target