Code cleanup

app/src/main/java/com/hippo/ehviewer/Settings.java

@@ -100,16 +100,13 @@ public class Settings {
     public static final String KEY_BUILT_IN_HOSTS = "built_in_hosts_2";
     public static final String KEY_DOMAIN_FRONTING = "domain_fronting";
     public static final String KEY_APP_LANGUAGE = "app_language";
+    public static final String KEY_LIST_THUMB_SIZE = "list_tile_size";
     private static final String TAG = Settings.class.getSimpleName();
     private static final String KEY_VERSION_CODE = "version_code";
     private static final int DEFAULT_VERSION_CODE = 0;
     private static final String KEY_DISPLAY_NAME = "display_name";
     private static final String DEFAULT_DISPLAY_NAME = null;
-    public static final String KEY_LIST_THUMB_SIZE = "list_tile_size";
     private static final int DEFAULT_LIST_THUMB_SIZE = 40;
-    private static int LIST_THUMB_SIZE = 40;
-
-    public static boolean LIST_THUMB_SIZE_INITED = false;
     private static final String KEY_AVATAR = "avatar";
     private static final String DEFAULT_AVATAR = null;
     private static final String KEY_SHOW_WARNING = "show_warning";
@@ -280,11 +277,9 @@ public class Settings {
     private static final int DEFAULT_DOWNLOAD_DELAY = 0;
     private static final String KEY_REQUEST_NEWS = "request_news";
     private static final boolean DEFAULT_REQUEST_NEWS = true;
-
-
     private static final String KEY_ARCHIVE_PASSWDS = "archive_passwds";
-
-
+    public static boolean LIST_THUMB_SIZE_INITED = false;
+    private static int LIST_THUMB_SIZE = 40;
     private static Context sContext;
     private static SharedPreferences sSettingsPre;
     private static EhConfig sEhConfig;
@@ -973,11 +968,11 @@ public class Settings {
         boolean writeFile = false;
         String userID = getString(KEY_USER_ID, null);
         File file = AppConfig.getFileInExternalAppDir(FILENAME_USER_ID);
-        if (null == userID || !isValidUserID(userID)) {
+        if (!isValidUserID(userID)) {
             writeXml = true;
             // Get use ID from out sd card file
             userID = FileUtils.read(file);
-            if (null == userID || !isValidUserID(userID)) {
+            if (!isValidUserID(userID)) {
                 writeFile = true;
                 userID = generateUserID();
             }
@@ -1061,6 +1056,7 @@ public class Settings {
     public static void putSecurity(boolean value) {
         putBoolean(KEY_SECURITY, value);
     }
+
     public static int getSecurityDelay() {
         return getInt(KEY_SECURITY_DELAY, 0);
     }