Getter (Valuables 0.3.0 API)

Type Parameters:

S - storage type

V - value type

All Known Subinterfaces:

AdaptedKeyValue<S,K,O,V>, AdaptedValue<S,O,V>, DefaultAdaptedKeyValue<S,K,O,V>, DefaultAdaptedValue<S,O,V>, DefaultGetter<S,V>, DefaultKeyValue<S,K,V>, DefaultValue<S,V>, KeyValue<S,K,V>, Value<S,V>

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
```
@FunctionalInterface
public interface Getter<S,V>
```
Gets a possible value from storage.

Method Summary

All Methods Static Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Optional<V>`	`get(S storage)`	Gets the possible value from storage.
`static <S,V> Getter<S,V>`	`maybe(Function<S,@NullOr V> getter)`	Converts a direct getter into an optional getter.

- Method Detail
  - maybe
```
static <S,V> Getter<S,V> maybe(Function<S,@NullOr V> getter)
```
    Converts a direct getter into an optional getter.
    
    Type Parameters:
    
    S - storage type
    
    V - value type
    
    Parameters:
    
    getter - direct getter
    
    Returns:
    
    the direct getter wrapped by an optional
  - get
```
Optional<V> get(S storage)
```
    Gets the possible value from storage.
    
    Parameters:
    
    storage - storage that may contain the value
    
    Returns:
    
    the value if it was successfully retrieved, otherwise empty