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gnu.java.util.prefs
Class MemoryBasedFactory  

java.lang.Object
  gnu.java.util.prefs.MemoryBasedFactory

All Implemented Interfaces:

java.util.prefs.PreferencesFactory

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public class MemoryBasedFactory

extends java.lang.Object

implements java.util.prefs.PreferencesFactory

Memory based PreferencesFactory useful for testing. Returns completely empty Preferences for system and user roots. All changes are only backed by the current instances in memory.

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Field Summary
private static java.util.prefs.Preferences	systemPreferences
private static java.util.prefs.Preferences	userPreferences

 

Constructor Summary

MemoryBasedFactory()

 

Method Summary
java.util.prefs.Preferences	systemRoot()           Returns the system root preferences node.
java.util.prefs.Preferences	userRoot()           Returns the user root preferences node.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

systemPreferences

private static final java.util.prefs.Preferences systemPreferences

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userPreferences

private static final java.util.prefs.Preferences userPreferences

Constructor Detail

MemoryBasedFactory

public MemoryBasedFactory()

Method Detail

systemRoot

public java.util.prefs.Preferences systemRoot()

Description copied from interface: java.util.prefs.PreferencesFactory

Returns the system root preferences node. Should always return the same object.

Specified by:

systemRoot in interface java.util.prefs.PreferencesFactory

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userRoot

public java.util.prefs.Preferences userRoot()

Description copied from interface: java.util.prefs.PreferencesFactory

Returns the user root preferences node. May return different objects depending on the user that called this method. The user may for example be determined by the current Thread or the Subject associated with the current AccessControllContext.

Specified by:

userRoot in interface java.util.prefs.PreferencesFactory

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