Pair (chameleon-api 0.18.0 API)

Type Parameters:

A - First type.

B - Second type.
```
@NonExtendable
public interface Pair<A,B>
```
Pair, stores two values together.

Method Summary

All Methods Static Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`A`	`first()`	Returns the first value.
`static <A,B> @NotNull Pair<A,B>`	`of(A first, B second)`	Returns a new pair with the given values.
`B`	`second()`	Returns the second value.

- Method Detail
  - of
```
@NotNull
static <A,B> @NotNull Pair<A,B> of(@NotNull
                                               A first,
                                               @NotNull
                                               B second)
```
    Returns a new pair with the given values.
    
    Type Parameters:
    
    A - First type.
    
    B - Second type.
    
    Parameters:
    
    first - First value.
    
    second - Second value.
    
    Returns:
    
    new pair.
  - first
```
@NotNull
A first()
```
    Returns the first value.
    
    Returns:
    
    an optional containing the first value, if not null, otherwise an empty optional.
  - second
```
@NotNull
B second()
```
    Returns the second value.
    
    Returns:
    
    an optional containing the second value, if not null, otherwise an empty optional.