Pair (MPS.Core (JetBrains MPS 2019.1.0))

java.lang.Object
- jetbrains.mps.util.Pair<T1,T2>

Type Parameters:

T1 - type of first value

T2 - type of second value
```
public final class Pair<T1,T2>
extends Object
```
Mutable pair of values

Field Summary

Fields
Modifier and Type Field Description

T1 o1

T2 o2

Constructor Summary

Constructors
Constructor Description

Pair(T1 o1, T2 o2)

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`equals(Object obj)`
`static <P1,P2> Function<Pair<P1,P2>,P1>`	`first()`
`int`	`hashCode()`
`static <P1,P2> Function<Pair<P1,P2>,P2>`	`second()`
`String`	`toString()`

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

Field Detail
- o1
```
public T1 o1
```
- o2
```
public T2 o2
```

Constructor Detail

Pair

public Pair(T1 o1,
            T2 o2)

Method Detail
- hashCode
```
public int hashCode()
```
  Overrides:
  
  hashCode in class Object
- equals
```
public boolean equals(Object obj)
```
  Overrides:
  
  equals in class Object
- toString
```
public String toString()
```
  Overrides:
  
  toString in class Object
- first
```
public static <P1,P2> Function<Pair<P1,P2>,P1> first()
```
  Returns:
  
  Function that extracts first value from a pair
- second
```
public static <P1,P2> Function<Pair<P1,P2>,P2> second()
```
  Returns:
  
  Function that extracts second value from a pair