Class SystemPropertiesRestoreRule

java.lang.Object

com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule

All Implemented Interfaces:

org.junit.rules.TestRule

public class SystemPropertiesRestoreRule
extends Object
implements org.junit.rules.TestRule

A TestRule which restores system properties from before the nested Statement. This rule requires appropriate security permission to read and write system properties (System.getProperties()) if running under a security manager.

See Also:

• SystemPropertiesInvariantRule
• ClassRule
• Rule

Field Summary

Fields

Modifier and Type	Field	Description
private final HashSet<String>	ignoredProperties	Ignored property keys.

Constructor Summary

Constructors

Constructor	Description
SystemPropertiesRestoreRule()	Restores all properties.
SystemPropertiesRestoreRule(String... ignoredProperties)
SystemPropertiesRestoreRule(Set<String> ignoredProperties)

Method Summary

Modifier and Type	Method	Description
org.junit.runners.model.Statement	apply(org.junit.runners.model.Statement s, org.junit.runner.Description d)
private static TreeMap<String,String>	cloneAsMap(Properties properties)
(package private) static void	restore(TreeMap<String,String> before, TreeMap<String,String> after, Set<String> ignoredKeys)
(package private) static TreeMap<String,String>	systemPropertiesAsMap()

Methods inherited from class Object

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

Field Details

ignoredProperties

private final HashSet<String> ignoredProperties

Ignored property keys.

Constructor Details

SystemPropertiesRestoreRule

public SystemPropertiesRestoreRule()

Restores all properties.

SystemPropertiesRestoreRule

public SystemPropertiesRestoreRule(Set<String> ignoredProperties)

Parameters:

ignoredProperties - Properties that will be ignored (and will not be restored).

SystemPropertiesRestoreRule

public SystemPropertiesRestoreRule(String... ignoredProperties)

Parameters:

ignoredProperties - Properties that will be ignored (and will not be restored).

Method Details

apply

public org.junit.runners.model.Statement apply(org.junit.runners.model.Statement s,
 org.junit.runner.Description d)

Specified by:

apply in interface org.junit.rules.TestRule

cloneAsMap

private static TreeMap<String,String> cloneAsMap(Properties properties)

restore

static void restore(TreeMap<String,String> before,
 TreeMap<String,String> after,
 Set<String> ignoredKeys)

systemPropertiesAsMap

static TreeMap<String,String> systemPropertiesAsMap()