Pair (|---- PROV-VALIDATION 2.0.2 API)

java.lang.Object
- org.openprovenance.prov.validation.matrix.Pair

```
public final class Pair
extends Object
```
A Pair is a container for two coordinates, the "first" and the "second" one.

Constructor Summary

Constructors
Constructor Description

Pair(int first, int second)
Constructor for Pair.

Pair(int first, int second, int value)

Method Summary

Modifier and Type	Method	Description
`boolean`	`equals(Object obj)`
`int`	`getFirst()`	Returns the first.
`int`	`getSecond()`	Returns the second.
`int`	`getValue()`
`int`	`hashCode()`
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - Pair
```
public Pair(int first,
            int second)
```
    Constructor for Pair.
    
    Parameters:
    
    first - must be different from null
    
    second - must be different from null
  - Pair
```
public Pair(int first,
            int second,
            int value)
```
- Method Detail
  - getFirst
```
public int getFirst()
```
    Returns the first.
    
    Returns:
    
    int
  - getSecond
```
public int getSecond()
```
    Returns the second.
    
    Returns:
    
    int
  - getValue
```
public int getValue()
```
  - equals
```
public boolean equals(Object obj)
```
    Overrides:
    
    equals in class Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
    
    See Also:
    
    Integer.toString()