com.tangosol.util

Class ConverterCollections.ConverterCollection<F,T>

java.lang.Object

com.tangosol.util.ConverterCollections.ConverterCollection<F,T>

Type Parameters:

F - the type of elements in the underlying Collection

T - the type that the elements should be converted to

All Implemented Interfaces:

Serializable, Iterable<T>, Collection<T>

Direct Known Subclasses:

ConverterCollections.ConverterList, ConverterCollections.ConverterSet

Enclosing class:

ConverterCollections

public static class ConverterCollections.ConverterCollection<F,T>
extends Object
implements Collection<T>, Serializable

A Converter Collection views an underlying Collection through a Converter.

Field Summary

Fields

Modifier and Type	Field and Description
protected Collection<F>	m_col The underlying Collection.
protected Converter<T,F>	m_convDown The Converter from this Collection to the underlying Collection.
protected Converter<F,T>	m_convUp The Converter from the underlying Collection to this Collection.

Constructor Summary

Constructors

Constructor and Description
ConverterCollection(Collection<F> col, Converter<F,T> convUp, Converter<T,F> convDown) Constructor.

Method Summary

Modifier and Type	Method and Description
boolean	add(T o)
boolean	addAll(Collection<? extends T> col)
void	clear()
boolean	contains(Object o)
boolean	containsAll(Collection<?> col)
boolean	equals(Object o) Compares the specified object with this collection for equality.
Collection<F>	getCollection() Return the underlying Collection.
Converter<T,F>	getConverterDown() Return the Converter used to pass values down to the underlying Collection.
Converter<F,T>	getConverterUp() Return the Converter used to view the underlying Collection's values through.
protected <T,F> Collection<T>	instantiateCollection(Collection<F> col, Converter<F,T> convUp, Converter<T,F> convDown) Create a Converter Collection.
protected Iterator<T>	instantiateIterator(Iterator<F> iter, Converter<F,T> conv) Create a Converter Iterator.
void	invalidate() Drop references to the underlying Collection and the Converters.
boolean	isEmpty()
Iterator<T>	iterator()
boolean	remove(Object o)
boolean	removeAll(Collection<?> col)
boolean	retainAll(Collection<?> col)
int	size()
Object[]	toArray()
<E> E[]	toArray(E[] aoDest)
String	toString() Return a String description for this collection.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Collection

hashCode, parallelStream, removeIf, spliterator, stream

Methods inherited from interface java.lang.Iterable

forEach

Field Detail

m_col

protected Collection<F> m_col

The underlying Collection.

m_convUp

protected Converter<F,T> m_convUp

The Converter from the underlying Collection to this Collection.

m_convDown

protected Converter<T,F> m_convDown

The Converter from this Collection to the underlying Collection.

Constructor Detail

ConverterCollection

public ConverterCollection(Collection<F> col,
                           Converter<F,T> convUp,
                           Converter<T,F> convDown)

Constructor.

Parameters:

col - the underlying Collection

convUp - the Converter from the underlying Collection

convDown - the Converter to the underlying Collection

Method Detail

size

public int size()

Specified by:

size in interface Collection<T>

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Collection<T>

contains

public boolean contains(Object o)

Specified by:

contains in interface Collection<T>

iterator

public Iterator<T> iterator()

Specified by:

iterator in interface Iterable<T>

Specified by:

iterator in interface Collection<T>

toArray

public Object[] toArray()

Specified by:

toArray in interface Collection<T>

toArray

public <E> E[] toArray(E[] aoDest)

Specified by:

toArray in interface Collection<T>

add

public boolean add(T o)

Specified by:

add in interface Collection<T>

remove

public boolean remove(Object o)

Specified by:

remove in interface Collection<T>

containsAll

public boolean containsAll(Collection<?> col)

Specified by:

containsAll in interface Collection<T>

addAll

public boolean addAll(Collection<? extends T> col)

Specified by:

addAll in interface Collection<T>

removeAll

public boolean removeAll(Collection<?> col)

Specified by:

removeAll in interface Collection<T>

retainAll

public boolean retainAll(Collection<?> col)

Specified by:

retainAll in interface Collection<T>

clear

public void clear()

Specified by:

clear in interface Collection<T>

equals

public boolean equals(Object o)

Compares the specified object with this collection for equality.

Obeys the general contract of Collection.equals.

Specified by:

equals in interface Collection<T>

Overrides:

equals in class Object

Parameters:

o - Object to be compared for equality with this Collection

Returns:

true if the specified object is equal to this Collection

toString

public String toString()

Return a String description for this collection.

Overrides:

toString in class Object

Returns:

a String description of the Collection

invalidate

public void invalidate()

Drop references to the underlying Collection and the Converters.

instantiateCollection

protected <T,F> Collection<T> instantiateCollection(Collection<F> col,
                                                    Converter<F,T> convUp,
                                                    Converter<T,F> convDown)

Create a Converter Collection.

Type Parameters:

F - the type of elements in the underlying Collection

T - the type that the elements should be converted to

Parameters:

col - the underlying Collection

convUp - the Converter to view the underlying Collection through

convDown - the Converter to pass items down to the underlying Collection through

Returns:

a Converter Collection

instantiateIterator

protected Iterator<T> instantiateIterator(Iterator<F> iter,
                                          Converter<F,T> conv)

Create a Converter Iterator.

Parameters:

iter - the underlying Iterator

conv - the Converter to view the underlying Iterator through

Returns:

a Converter Iterator

getCollection

public Collection<F> getCollection()

Return the underlying Collection.

Returns:

the underlying Collection

getConverterUp

public Converter<F,T> getConverterUp()

Return the Converter used to view the underlying Collection's values through.

Returns:

the Converter from the underlying Collection

getConverterDown

public Converter<T,F> getConverterDown()

Return the Converter used to pass values down to the underlying Collection.

Returns:

the Converter to the underlying Collection