org.openbp.common.setting
Class SystemPropertyProvider

java.lang.Object
  org.openbp.common.setting.SystemPropertyProvider

All Implemented Interfaces:

SettingProvider

public final class SystemPropertyProvider
extends java.lang.Object
implements SettingProvider

Implementation of a setting provider that supports access to System properties. The returned setting values are always strings. This class is a singleton.

Author:

Heiko Erhardt

Method Summary

static SystemPropertyProvider	getInstance() Gets the singleton instance of this class.
java.lang.Object	getSetting(java.lang.String name) Gets a setting value.
boolean	loadSettings() Loads the settings.
boolean	saveSettings() Saves the settings.
boolean	setSetting(java.lang.String name, java.lang.Object value) Sets a setting.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static SystemPropertyProvider getInstance()

Gets the singleton instance of this class.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getSetting

public java.lang.Object getSetting(java.lang.String name)

Gets a setting value.

Specified by:

getSetting in interface SettingProvider

Parameters:

name - Name of the setting

Returns:

The setting value or null if the setting does not exist

setSetting

public boolean setSetting(java.lang.String name,
                          java.lang.Object value)

Sets a setting. System properties cannot be saved, so the method returns always false.

Specified by:

setSetting in interface SettingProvider

Parameters:

name - Name of the setting

value - Value of the setting

Returns:

false

loadSettings

public boolean loadSettings()

Loads the settings. Does nothing.

Specified by:

loadSettings in interface SettingProvider

Returns:

true

saveSettings

public boolean saveSettings()

Saves the settings. Does nothing.

Specified by:

saveSettings in interface SettingProvider

Returns:

true