Class Sorter

java.lang.Object

org.junit.runner.manipulation.Ordering

org.junit.runner.manipulation.Sorter

All Implemented Interfaces:

Comparator<Description>

Direct Known Subclasses:

Alphanumeric

public class Sorter
extends Ordering
implements 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 Ordering

Ordering.Context, Ordering.Factory

Field Summary

Fields

Modifier and Type	Field	Description
static final Sorter	NULL	NULL is a Sorter that leaves elements in an undefined order

Constructor Summary

Constructors

Constructor	Description
Sorter(Comparator<Description> comparator)	Creates a Sorter that uses comparator to sort tests

Method Summary

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

Methods inherited from class Ordering

definedBy, definedBy, shuffledBy

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface Comparator

equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Field Details

NULL

public static final Sorter NULL

NULL is a Sorter that leaves elements in an undefined order

Constructor Details

Sorter

public Sorter(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 Details

apply

public void apply(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 Comparator<Description>

orderItems

protected final List<Description> orderItems(Collection<Description> descriptions)

Implemented by sub-classes to order the descriptions.

Specified by:

orderItems in class Ordering

Returns:

descriptions in order

Since:

4.13