SettingsPreferenceActivity.java 文件源码

/**
 * This method stops fragment injection in malicious applications.
 * Make sure to deny any unknown fragments here.
 */
protected boolean isValidFragment(String fragmentName) {
    return PreferenceFragment.class.getName ().equals (fragmentName)
            || GeneralPreferenceFragment.class.getName ().equals (fragmentName)
            || DataSyncPreferenceFragment.class.getName ().equals (fragmentName)
            || NotificationPreferenceFragment.class.getName ().equals (fragmentName);
}