Module com.aoapps.collections.transformers

Package com.aoapps.collections.transformers

Class TransformCollection<E,W>

java.lang.Object

com.aoapps.collections.transformers.TransformIterable<E,W>

com.aoapps.collections.transformers.TransformCollection<E,W>

All Implemented Interfaces:

Iterable<E>, Collection<E>

Direct Known Subclasses:

TransformList, TransformQueue, TransformSet

public class TransformCollection<E,W>
extends TransformIterable<E,W>
implements Collection<E>

Wraps a Collection, with optional type conversion.

Author:

AO Industries, Inc.

Field Summary

Fields inherited from class com.aoapps.collections.transformers.TransformIterable

transformer

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	TransformCollection(Collection<W> wrapped, Transformer<E,W> transformer)

Method Summary

Modifier and Type	Method	Description
boolean	add(E e)
boolean	addAll(Collection<? extends E> c)
void	clear()
boolean	contains(Object o)
boolean	containsAll(Collection<?> c)
boolean	equals(Object o)
protected Collection<W>	getWrapped()
int	hashCode()
boolean	isEmpty()
static <E> TransformCollection<E,E>	of(Collection<E> collection)	See of(java.util.Collection, com.aoapps.collections.transformers.Transformer).
static <E, W> TransformCollection<E,W>	of(Collection<W> collection, Transformer<E,W> transformer)	Wraps a collection.
boolean	remove(Object o)
boolean	removeAll(Collection<?> c)
boolean	removeIf(Predicate<? super E> filter)
boolean	retainAll(Collection<?> c)
int	size()
Object[]	toArray()
<T> T[]	toArray(T[] a)

Methods inherited from class com.aoapps.collections.transformers.TransformIterable

forEach, iterator, of, of

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Collection

iterator, parallelStream, spliterator, stream, toArray

Methods inherited from interface java.lang.Iterable

forEach

Constructor Details

TransformCollection

protected TransformCollection(Collection<W> wrapped,
 Transformer<E,W> transformer)

Method Details

of

public static <E,
W> TransformCollection<E,W> of(Collection<W> collection,
 Transformer<E,W> transformer)

Wraps a collection.

1. If the given collection is a List, then will return a TransformList.
2. If the given collection is a Queue, then will return a TransformQueue.
3. If the given collection is a Set, then will return a TransformSet.

See Also:

• TransformList.of(java.util.List, com.aoapps.collections.transformers.Transformer)
• TransformQueue.of(java.util.Queue, com.aoapps.collections.transformers.Transformer)
• TransformSet.of(java.util.Set, com.aoapps.collections.transformers.Transformer)

of

public static <E> TransformCollection<E,E> of(Collection<E> collection)

See of(java.util.Collection, com.aoapps.collections.transformers.Transformer).

See Also:

• Transformer.identity()

getWrapped

protected Collection<W> getWrapped()

Overrides:

getWrapped in class TransformIterable<E,W>

size

public int size()

Specified by:

size in interface Collection<E>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<E>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<E>

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection<E>

toArray

public <T> T[] toArray(T[] a)

Specified by:

toArray in interface Collection<E>

add

public boolean add(E e)

Specified by:

add in interface Collection<E>

remove

public boolean remove(Object o)

Specified by:

remove in interface Collection<E>

containsAll

public boolean containsAll(Collection<?> c)

Specified by:

containsAll in interface Collection<E>

addAll

public boolean addAll(Collection<? extends E> c)

Specified by:

addAll in interface Collection<E>

removeAll

public boolean removeAll(Collection<?> c)

Specified by:

removeAll in interface Collection<E>

removeIf

public boolean removeIf(Predicate<? super E> filter)

Specified by:

removeIf in interface Collection<E>

retainAll

public boolean retainAll(Collection<?> c)

Specified by:

retainAll in interface Collection<E>

clear

public void clear()

Specified by:

clear in interface Collection<E>

equals

public boolean equals(Object o)

Specified by:

equals in interface Collection<E>

Overrides:

equals in class Object

hashCode

public int hashCode()

Specified by:

hashCode in interface Collection<E>

Overrides:

hashCode in class Object