Change (api 2.0-SNAPSHOT API)

Type Parameters:

T - the type of object being changed
```
@Immutable(builder=false)
public interface Change<T>
```
Represents a change in the value of some object.

Since:

2.0.0

Method Summary

All Methods Static Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method	Description
`default boolean`	`changed()`	Get whether any change actually occurred.
`T`	`current()`	The current value.
`static <T> Change<T>`	`of(T old, T current)`
`T`	`old()`	The previous value before the operation.

- Method Detail
  - of
```
static <T> Change<T> of(T old,
                        T current)
```
  - old
```
@Parameter
T old()
```
    The previous value before the operation.
    
    Returns:
    
    the previous value
    
    Since:
    
    2.0.0
  - current
```
@Parameter
T current()
```
    The current value.
    
    Returns:
    
    the current value
    
    Since:
    
    2.0.0
  - changed
```
default boolean changed()
```
    Get whether any change actually occurred.
    
    Returns:
    
    if a change occurred
    
    Since:
    
    2.0.0