org.junit.runner.manipulation
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 org.junit.runner.manipulation.Ordering

Ordering.Context, Ordering.Factory

Field Summary

static Sorter

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

Constructor Summary

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

Method Summary

void	apply(Object target) Sorts the tests in target using comparator.
int	compare(Description o1, Description o2)
protected List<Description>	orderItems(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

Field Detail

NULL

public static final Sorter NULL

NULL is a Sorter that leaves elements in an undefined order

Constructor Detail

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 Detail

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