Sorter (JUnit API)

java.lang.Object
- org.junit.runner.manipulation.Ordering
- - org.junit.runner.manipulation.Sorter

All Implemented Interfaces:

java.util.Comparator<Description>

Direct Known Subclasses:

Alphanumeric
```
public class Sorter
extends Ordering
implements java.util.Comparator<Description>
```
A Sorter orders tests. In general you will not need to use a Sorter directly. Instead, use Request.sortWith(Comparator).

Since:

4.0

Nested Class Summary
- Nested classes/interfaces inherited from class org.junit.runner.manipulation.Ordering
  Ordering.Context, Ordering.Factory

Field Summary

Fields
Modifier and Type Field Description

static Sorter NULL
NULL is a Sorter that leaves elements in an undefined order

Constructor Summary

Constructors
Constructor Description

Sorter(java.util.Comparator<Description> comparator)
Creates a Sorter that uses comparator to sort tests

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`apply(java.lang.Object target)`	Sorts the tests in `target` using `comparator`.
`int`	`compare(Description o1, Description o2)`
`protected java.util.List<Description>`	`orderItems(java.util.Collection<Description> descriptions)`	Implemented by sub-classes to order the descriptions.

Methods inherited from class org.junit.runner.manipulation.Ordering
definedBy, definedBy, shuffledBy

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface java.util.Comparator
equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

- Field Detail
  - NULL
```
public static final Sorter NULL
```
    NULL is a Sorter that leaves elements in an undefined order
- Constructor Detail
  - Sorter
```
public Sorter(java.util.Comparator<Description> comparator)
```
    Creates a Sorter that uses comparator to sort tests
    
    Parameters:
    
    comparator - the Comparator to use when sorting tests
    
    Since:
    
    4.0
- Method Detail
  - apply
```
public void apply(java.lang.Object target)
```
    Sorts the tests in target using comparator.
    
    Overrides:
    
    apply in class Ordering
    
    Since:
    
    4.0
  - compare
```
public int compare(Description o1,
                   Description o2)
```
    Specified by:
    
    compare in interface java.util.Comparator<Description>
  - orderItems
```
protected final java.util.List<Description> orderItems(java.util.Collection<Description> descriptions)
```
    Implemented by sub-classes to order the descriptions.
    
    Specified by:
    
    orderItems in class Ordering
    
    Returns:
    
    descriptions in order
    
    Since:
    
    4.13