Sortable (TheseFoolishThings :: Roles 3.2-ALPHA-16 API)

```
public interface Sortable
```
The role of an object that has contents that can be sorted.

Author:

Fabrizio Giudici

Status: stable API

Field Summary

Fields
Modifier and Type	Field	Description
`static java.lang.Class<Sortable>`	`_Sortable_`
`static Sortable`	`DEFAULT`	A default `Sortable` which does nothing (useful for implementing the NullObject pattern).

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`Finder.SortCriterion`	`getSortCriterion()`	Returns the current sort criterion.
`Finder.SortDirection`	`getSortDirection()`	Returns the current sort direction.
`void`	`setSortCriterion(Finder.SortCriterion sortCriterion)`	Sets the sort criterion.
`void`	`setSortDirection(Finder.SortDirection sortDirection)`	Sets the sort direction.

- Field Detail
  - _Sortable_
```
static final java.lang.Class<Sortable> _Sortable_
```
  - DEFAULT
```
static final Sortable DEFAULT
```
    A default Sortable which does nothing (useful for implementing the NullObject pattern). This object always returns Finder.SortCriterion.UNSORTED as sortCriterion and Finder.SortDirection.ASCENDING as sortDirection.
- Method Detail
  - setSortCriterion
```
void setSortCriterion(@Nonnull
                      Finder.SortCriterion sortCriterion)
```
    Sets the sort criterion.
    
    Parameters:
    
    sortCriterion - the sort criterion
  - setSortDirection
```
void setSortDirection(@Nonnull
                      Finder.SortDirection sortDirection)
```
    Sets the sort direction.
    
    Parameters:
    
    sortDirection - the sort direction
  - getSortCriterion
```
@Nonnull
Finder.SortCriterion getSortCriterion()
```
    Returns the current sort criterion.
    
    Returns:
    
    the sort criterion
  - getSortDirection
```
@Nonnull
Finder.SortDirection getSortDirection()
```
    Returns the current sort direction.
    
    Returns:
    
    the sort direction