Fix part error

app/src/leanback/java/com/fongmi/android/tv/ui/activity/DetailActivity.java

@@ -458,6 +458,12 @@ public class DetailActivity extends BaseActivity implements CustomKeyDownVod.Lis
                 if (!items.contains(source)) items.add(0, source);
                 App.post(() -> mPartAdapter.setItems(items, null));
             }
+
+            @Override
+            public void onFailure(@NonNull Call call, @NonNull IOException e) {
+                List<String> items = List.of(source);
+                App.post(() -> mPartAdapter.setItems(items, null));
+            }
         });
     }
 

app/src/main/java/com/fongmi/android/tv/bean/Part.java

@@ -8,7 +8,6 @@ import com.google.gson.reflect.TypeToken;
 
 import java.lang.reflect.Type;
 import java.util.ArrayList;
-import java.util.Collections;
 import java.util.List;
 
 public class Part {
@@ -21,13 +20,13 @@ public class Part {
             Type listType = new TypeToken<ArrayList<Part>>() {}.getType();
             return new Gson().fromJson(str, listType);
         } catch (Exception e) {
-            return Collections.emptyList();
+            return new ArrayList<>();
         }
     }
 
     public static List<String> get(String str) {
         List<String> items = new ArrayList<>();
-        if (TextUtils.isEmpty(str)) return Collections.emptyList();
+        if (TextUtils.isEmpty(str)) return items;
         for (Part item : arrayFrom(str)) items.add(item.getT());
         return items;
     }