net.sf.staccatocommons.lang.tuple
Class Pair<A,B>

java.lang.Object
  net.sf.staccatocommons.lang.tuple.AbstractTuple
      net.sf.staccatocommons.lang.tuple.Pair<A,B>

Type Parameters:

A - first component type

B - second component type

All Implemented Interfaces:

Serializable, Comparable<Tuple2<A,B>>, Map.Entry<A,B>, FirstAware<A>, SecondAware<B>, ToListAware<Object>, Tuple2<A,B>

@Value
@Conditionally(value={net.sf.staccatocommons.restrictions.value.Immutable.class,java.io.Serializable.class})
public final class Pair<A,B>
extends AbstractTuple
implements Tuple2<A,B>

Two-components AbstractTuple

Author:

flbulgarelli

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class net.sf.staccatocommons.lang.tuple.AbstractTuple

AbstractTuple.TupleState<A>

Constructor Summary

Pair(A fist, B second)
Creates a new pair.

Method Summary

A	_0()
B	_1()
int	compareTo(Tuple2<A,B> other)
boolean	equals(Object obj)
A	first()
A	getKey()
B	getValue()
int	hashCode()
B	second()
B	setValue(B arg0)
Pair<B,A>	swap() Creates a new tuple, with swaped components
Object[]	toArray() Converts this tuple into an array
String	toString()

Methods inherited from class net.sf.staccatocommons.lang.tuple.AbstractTuple

toList

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.sf.staccatocommons.defs.partial.ToListAware

toList

Constructor Detail

Pair

public Pair(A fist,
            B second)

Creates a new pair.

Parameters:

fist -

second -

Method Detail

first

public A first()

Specified by:

first in interface FirstAware<A>

_0

public A _0()

Specified by:

_0 in interface FirstAware<A>

second

public B second()

Specified by:

second in interface SecondAware<B>

_1

public B _1()

Specified by:

_1 in interface SecondAware<B>

swap

@NonNull
public Pair<B,A> swap()

Creates a new tuple, with swaped components

Specified by:

swap in interface Tuple2<A,B>

Returns:

a new pair, never null.

toString

public String toString()

Overrides:

toString in class Object

toArray

@NonNull
public Object[] toArray()

Description copied from class: AbstractTuple

Converts this tuple into an array

Specified by:

toArray in interface ToListAware<Object>

Specified by:

toArray in class AbstractTuple

Returns:

an new Object[] containing each of the elements of this tuple

compareTo

public int compareTo(Tuple2<A,B> other)

Specified by:

compareTo in interface Comparable<Tuple2<A,B>>

hashCode

public int hashCode()

Specified by:

hashCode in interface Map.Entry<A,B>

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Specified by:

equals in interface Map.Entry<A,B>

Overrides:

equals in class Object

getKey

public A getKey()

Specified by:

getKey in interface Map.Entry<A,B>

getValue

public B getValue()

Specified by:

getValue in interface Map.Entry<A,B>

setValue

public B setValue(B arg0)

Specified by:

setValue in interface Map.Entry<A,B>