public interface PreferencesFactory
Preferences
实现的提供商应提供相应的PreferencesFactory实现,以便可以安装新的Preferences实现来代替平台特定的默认实现。
这个类只适用于Preferences的实现者。 Preferences工厂的正常用户不需要参考本文档。
Preferences
Modifier and Type | Method and Description |
---|---|
Preferences |
systemRoot()
返回系统根首选项节点。
|
Preferences |
userRoot()
返回与主叫用户对应的用户根优先级节点。
|
Preferences systemRoot()
Preferences userRoot()
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