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java.lang.Objectorg.apache.commons.math3.util.Pair<K,V>
K - Key type.V - Value type.public class Pair<K,V>
Generic pair.
Although the instances of this class are immutable, it is impossible
to ensure that the references passed to the constructor will not be
modified by the caller.
| Constructor Summary | |
|---|---|
Pair(K k,
V v)
Create an entry representing a mapping from the specified key to the specified value. |
|
Pair(Pair<? extends K,? extends V> entry)
Create an entry representing the same mapping as the specified entry. |
|
| Method Summary | |
|---|---|
boolean |
equals(Object o)
Compare the specified object with this entry for equality. |
K |
getFirst()
Get the first element of the pair. |
K |
getKey()
Get the key. |
V |
getSecond()
Get the second element of the pair. |
V |
getValue()
Get the value. |
int |
hashCode()
Compute a hash code. |
| Methods inherited from class java.lang.Object |
|---|
clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public Pair(K k,
V v)
k - Key (first element of the pair).v - Value (second element of the pair).public Pair(Pair<? extends K,? extends V> entry)
entry - Entry to copy.| Method Detail |
|---|
public K getKey()
public V getValue()
public K getFirst()
public V getSecond()
public boolean equals(Object o)
equals in class Objecto - Object.
true if the given object is also a map entry and
the two entries represent the same mapping.public int hashCode()
hashCode in class Object
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