Settings.java 文件源码

/**
 * Tests if a loaded fragment is valid
 *
 * @param fragmentName The name of the fragment to test
 * @return True if it's valid, false otherwise
 */
protected boolean isValidFragment(String fragmentName) {
    return PreferenceFragment.class.getName().equals(fragmentName)
            || SearchPreferenceFragment.class.getName().equals(fragmentName)
            || GeneralPreferenceFragment.class.getName().equals(fragmentName);

}