Package org.javimmutable.collections.common

Class Subindexed<T>

java.lang.Object

org.javimmutable.collections.common.Subindexed<T>

All Implemented Interfaces:

Indexed<T>

@Immutable
public class Subindexed<T>
extends Object
implements Indexed<T>

Wrapper for an Indexed that only provides access to a portion of the full Indexed's values.

Constructor Summary

Constructors

Constructor	Description
Subindexed(Indexed<? extends T> source, int offset, int limit)

Method Summary

Modifier and Type	Method	Description
Maybe<T>	find(int index)	Retrieves a Holder containing the (possibly null) value at the specified index if it exists.
T	get(int index)	Retrieve the value.
static <T> Subindexed<T>	of(Indexed<? extends T> source, int offset)
static <T> Subindexed<T>	of(Indexed<? extends T> source, int offset, int limit)
int	size()	Retrieve the number of values available in the container.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.javimmutable.collections.Indexed

prefix, reversed, transformed

Constructor Details

Subindexed

public Subindexed(@Nonnull
 Indexed<? extends T> source,
 int offset,
 int limit)

Method Details

of

public static <T> Subindexed<T> of(@Nonnull
 Indexed<? extends T> source,
 int offset)

of

public static <T> Subindexed<T> of(@Nonnull
 Indexed<? extends T> source,
 int offset,
 int limit)

get

public T get(int index)

Description copied from interface: Indexed

Retrieve the value. The index must be valid for the container's current size (i.e. [0-size)

Specified by:

get in interface Indexed<T>

find

@Nonnull
public Maybe<T> find(int index)

Description copied from interface: Indexed

Retrieves a Holder containing the (possibly null) value at the specified index if it exists. If no such value exists returns an empty Holder.

Specified by:

find in interface Indexed<T>

size

public int size()

Description copied from interface: Indexed

Retrieve the number of values available in the container.

Specified by:

size in interface Indexed<T>