AbstractRepository.Calculator

Enclosing class:

AbstractRepository
```
public static interface AbstractRepository.Calculator
```
Calculator used in to calculate derived values. Only specific values are supported.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.util.concurrent.atomic.AtomicReference`	`getValue(java.lang.Object arg)`	Calculate value from given arg.

- Method Detail
  - getValue
```
@CheckForNull
java.util.concurrent.atomic.AtomicReference getValue(java.lang.Object arg)
```
    Calculate value from given arg.
    
    Returns:
    
    null if calculator can not provide value (default calculation is used).