Package org.cyclos.utils

Class Pair<First,Second>

java.lang.Object

org.cyclos.utils.Pair<First,Second>

All Implemented Interfaces:

Serializable

public class Pair<First,Second>
extends Object
implements Serializable

A pair of values

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
Pair()
Pair(First first, Second second)

Method Summary

Modifier and Type	Method	Description
static <F,S> Pair<F,S>	create(F first, S second)	Create a new pair with the given values
static <F,S> Pair<F,S>	createOnlyFirst(F first)	Create a new pair with the given first value and null as second
static <F,S> Pair<F,S>	createOnlySecond(S second)	Create a new pair with null as first and the given second value
boolean	equals(Object obj)
First	getFirst()
Second	getSecond()
int	hashCode()
static <F,S> Pair<F,S>	ofNulls()	Returns the pair <null, null>.
void	setFirst(First first)
void	setSecond(Second second)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

Pair

public Pair()

Pair

public Pair(First first,
            Second second)

Method Detail

create

public static <F,S> Pair<F,S> create(F first,
                                                 S second)

Create a new pair with the given values

createOnlyFirst

public static <F,S> Pair<F,S> createOnlyFirst(F first)

Create a new pair with the given first value and null as second

createOnlySecond

public static <F,S> Pair<F,S> createOnlySecond(S second)

Create a new pair with null as first and the given second value

ofNulls

public static <F,S> Pair<F,S> ofNulls()

Returns the pair <null, null>.

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

getFirst

public First getFirst()

getSecond

public Second getSecond()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

setFirst

public void setFirst(First first)

setSecond

public void setSecond(Second second)

toString

public String toString()

Overrides:

toString in class Object