code fomat

android/src/main/java/com/idlefish/flutterboost/FlutterBoost.java

@@ -7,7 +7,6 @@ import android.content.Context;
 import android.os.Bundle;
 import android.support.annotation.NonNull;
 import com.idlefish.flutterboost.interfaces.*;
-import io.flutter.Log;
 import io.flutter.embedding.android.FlutterView;
 import io.flutter.embedding.engine.FlutterEngine;
 import io.flutter.embedding.engine.FlutterShellArgs;
@@ -29,15 +28,16 @@ public class FlutterBoost {
     private PluginRegistry mRegistry;
     static FlutterBoost sInstance = null;
 
-    private  long FlutterPostFrameCallTime=0;
+    private long FlutterPostFrameCallTime = 0;
 
-    public long getFlutterPostFrameCallTime(){
+    public long getFlutterPostFrameCallTime() {
         return FlutterPostFrameCallTime;
     }
 
-    public void setFlutterPostFrameCallTime(long FlutterPostFrameCallTime){
-         this.FlutterPostFrameCallTime=FlutterPostFrameCallTime;
+    public void setFlutterPostFrameCallTime(long FlutterPostFrameCallTime) {
+        this.FlutterPostFrameCallTime = FlutterPostFrameCallTime;
     }
+
     public static FlutterBoost instance() {
         if (sInstance == null) {
             sInstance = new FlutterBoost();
@@ -51,19 +51,13 @@ public class FlutterBoost {
         mPlatform = platform;
         mManager = new FlutterViewContainerManager();
 
-
-
         platform.getApplication().registerActivityLifecycleCallbacks(new Application.ActivityLifecycleCallbacks() {
 
             @Override
             public void onActivityCreated(Activity activity, Bundle savedInstanceState) {
-                Log.e("bbbb1", "xxxxx");
-                mCurrentActiveActivity=activity;
+                mCurrentActiveActivity = activity;
                 if (mPlatform.whenEngineStart() == ConfigBuilder.ANY_ACTIVITY_CREATED) {
-                    Log.e("bbbb2", "xxxxx");
-
                     doInitialFlutter();
-
                 }
             }
 
@@ -131,33 +125,24 @@ public class FlutterBoost {
         }
 
 
-
     }
 
     public void doInitialFlutter() {
 
 
-        if(mEngine!=null) return;
+        if (mEngine != null) return;
 
         FlutterEngine flutterEngine = createEngine();
-        if(mPlatform.lifecycleListener!=null){
+        if (mPlatform.lifecycleListener != null) {
             mPlatform.lifecycleListener.onEngineCreated();
         }
         if (flutterEngine.getDartExecutor().isExecutingDart()) {
-            // No warning is logged because this situation will happen on every config
-            // change if the developer does not choose to retain the Fragment instance.
-            // So this is expected behavior in many cases.
             return;
         }
 
-
-
-        // The engine needs to receive the Flutter app's initial route before executing any
-        // Dart code to ensure that the initial route arrives in time to be applied.
         if (mPlatform.initialRoute() != null) {
             flutterEngine.getNavigationChannel().setInitialRoute(mPlatform.initialRoute());
         }
-        // Configure the Dart entrypoint and execute it.
         DartExecutor.DartEntrypoint entrypoint = new DartExecutor.DartEntrypoint(
                 FlutterMain.findAppBundlePath(),
                 "main"
@@ -198,7 +183,7 @@ public class FlutterBoost {
 
         private INativeRouter router = null;
 
-        private  BoostLifecycleListener lifecycleListener;
+        private BoostLifecycleListener lifecycleListener;
 
         public ConfigBuilder(Application app, INativeRouter router) {
             this.router = router;
@@ -225,19 +210,21 @@ public class FlutterBoost {
             return this;
         }
 
-        public ConfigBuilder whenEngineStart( int whenEngineStart) {
+        public ConfigBuilder whenEngineStart(int whenEngineStart) {
             this.whenEngineStart = whenEngineStart;
             return this;
         }
-        public ConfigBuilder whenEngineDestory( int whenEngineDestory) {
+
+        public ConfigBuilder whenEngineDestory(int whenEngineDestory) {
             this.whenEngineDestory = whenEngineDestory;
             return this;
         }
 
-        public ConfigBuilder lifecycleListener( BoostLifecycleListener lifecycleListener) {
+        public ConfigBuilder lifecycleListener(BoostLifecycleListener lifecycleListener) {
             this.lifecycleListener = lifecycleListener;
             return this;
         }
+
         public Platform build() {
 
             Platform platform = new Platform() {
@@ -275,7 +262,7 @@ public class FlutterBoost {
                 }
             };
 
-            platform.lifecycleListener=this.lifecycleListener;
+            platform.lifecycleListener = this.lifecycleListener;
 
             return platform;
 
@@ -303,11 +290,11 @@ public class FlutterBoost {
         return mManager.findContainerById(id);
     }
 
-    public PluginRegistry getPluginRegistry(){
-        return  mRegistry;
+    public PluginRegistry getPluginRegistry() {
+        return mRegistry;
     }
 
-    private FlutterEngine createEngine(){
+    private FlutterEngine createEngine() {
         if (mEngine == null) {
 
             FlutterMain.startInitialization(mPlatform.getApplication());
@@ -331,7 +318,7 @@ public class FlutterBoost {
             throw new RuntimeException(t);
         }
 
-        if(mPlatform.lifecycleListener!=null){
+        if (mPlatform.lifecycleListener != null) {
             mPlatform.lifecycleListener.onPluginsRegistered();
         }
 
@@ -339,26 +326,28 @@ public class FlutterBoost {
     }
 
     public FlutterEngine engineProvider() {
-        return  mEngine;
+        return mEngine;
     }
 
 
-    public void boostDestroy(){
-        if(mEngine!=null){
+    public void boostDestroy() {
+        if (mEngine != null) {
             mEngine.destroy();
         }
-        if(mPlatform.lifecycleListener!=null){
+        if (mPlatform.lifecycleListener != null) {
             mPlatform.lifecycleListener.onEngineDestroy();
         }
-        mEngine=null;
-        mRegistry=null;
-        mCurrentActiveActivity=null;
+        mEngine = null;
+        mRegistry = null;
+        mCurrentActiveActivity = null;
     }
 
 
     public interface BoostLifecycleListener {
         void onEngineCreated();
+
         void onPluginsRegistered();
+
         void onEngineDestroy();
     }
 

android/src/main/java/com/idlefish/flutterboost/FlutterBoostPlugin.java

@@ -46,13 +46,6 @@ public class FlutterBoostPlugin {
             a.onChannelRegistered(sInstance);
         }
 
-//        if (NewFlutterBoost.instance() != null) {
-//            final IStateListener stateListener = NewFlutterBoost.instance().mStateListener;
-//            if (stateListener != null) {
-//                stateListener.onChannelRegistered(registrar, sInstance);
-//            }
-//        }
-
         sActions.clear();
     }
 

android/src/main/java/com/idlefish/flutterboost/Platform.java

@@ -15,6 +15,7 @@ public abstract class Platform {
     public abstract void openContainer(Context context, String url, Map<String, Object> urlParams, int requestCode, Map<String, Object> exts);
 
     public abstract int whenEngineStart();
+
     public abstract int whenEngineDestroy();
 
     public abstract FlutterView.RenderMode renderMode();
@@ -32,7 +33,4 @@ public abstract class Platform {
     }
 
 
-
-
-
 }

android/src/main/java/com/idlefish/flutterboost/containers/BoostFlutterActivity.java

@@ -73,27 +73,23 @@ public class BoostFlutterActivity extends Activity
         private Map params = new HashMap();
 
 
-
         protected NewEngineIntentBuilder(@NonNull Class<? extends BoostFlutterActivity> activityClass) {
             this.activityClass = activityClass;
         }
 
 
-
-
-        public NewEngineIntentBuilder url (@NonNull String url) {
+        public NewEngineIntentBuilder url(@NonNull String url) {
             this.url = url;
             return this;
         }
 
 
-        public NewEngineIntentBuilder params (@NonNull Map params) {
+        public NewEngineIntentBuilder params(@NonNull Map params) {
             this.params = params;
             return this;
         }
 
 
-
         public NewEngineIntentBuilder backgroundMode(@NonNull BackgroundMode backgroundMode) {
             this.backgroundMode = backgroundMode.name();
             return this;
@@ -102,7 +98,7 @@ public class BoostFlutterActivity extends Activity
 
         public Intent build(@NonNull Context context) {
 
-            SerializableMap serializableMap=new SerializableMap();
+            SerializableMap serializableMap = new SerializableMap();
             serializableMap.setMap(params);
 
             return new Intent(context, activityClass)
@@ -115,7 +111,7 @@ public class BoostFlutterActivity extends Activity
 
     public static class SerializableMap implements Serializable {
 
-        private Map<String,Object> map;
+        private Map<String, Object> map;
 
         public Map<String, Object> getMap() {
             return map;
@@ -173,7 +169,7 @@ public class BoostFlutterActivity extends Activity
     public SplashScreen provideSplashScreen() {
         Drawable manifestSplashDrawable = getSplashScreenFromManifest();
         if (manifestSplashDrawable != null) {
-            return new DrawableSplashScreen(manifestSplashDrawable, ImageView.ScaleType.CENTER,500L);
+            return new DrawableSplashScreen(manifestSplashDrawable, ImageView.ScaleType.CENTER, 500L);
         } else {
             return null;
         }
@@ -244,8 +240,8 @@ public class BoostFlutterActivity extends Activity
 
     }
 
-    protected XFlutterView getFlutterView(){
-       return delegate.getFlutterView();
+    protected XFlutterView getFlutterView() {
+        return delegate.getFlutterView();
     }
 
     @Override
@@ -370,7 +366,6 @@ public class BoostFlutterActivity extends Activity
     }
 
 
-
     /**
      * Returns true if Flutter is running in "debug mode", and false otherwise.
      * <p>
@@ -470,9 +465,6 @@ public class BoostFlutterActivity extends Activity
     }
 
 
-
-
-
     @Override
     public String getContainerUrl() {
         if (getIntent().hasExtra(EXTRA_URL)) {
@@ -486,11 +478,11 @@ public class BoostFlutterActivity extends Activity
     public Map getContainerUrlParams() {
 
         if (getIntent().hasExtra(EXTRA_PARAMS)) {
-            SerializableMap serializableMap= (SerializableMap)getIntent().getSerializableExtra(EXTRA_PARAMS);
+            SerializableMap serializableMap = (SerializableMap) getIntent().getSerializableExtra(EXTRA_PARAMS);
             return serializableMap.getMap();
         }
 
-        Map<String,String> params = new HashMap<>();
+        Map<String, String> params = new HashMap<>();
 
         return params;
     }

android/src/main/java/com/idlefish/flutterboost/containers/FlutterActivityAndFragmentDelegate.java

@@ -36,7 +36,7 @@ import io.flutter.plugin.platform.PlatformPlugin;
 
 import static android.content.ComponentCallbacks2.TRIM_MEMORY_RUNNING_LOW;
 
-public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContainer {
+public class FlutterActivityAndFragmentDelegate implements IFlutterViewContainer {
 
 
     private static final String TAG = "FlutterActivityAndFragmentDelegate";
@@ -58,8 +58,6 @@ public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContaine
     protected IOperateSyncer mSyncer;
 
 
-
-
     FlutterActivityAndFragmentDelegate(@NonNull Host host) {
         this.host = host;
     }
@@ -77,8 +75,8 @@ public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContaine
         return flutterEngine;
     }
 
-    XFlutterView getFlutterView(){
-        return  flutterView;
+    XFlutterView getFlutterView() {
+        return flutterView;
     }
 
     void onAttach(@NonNull Context context) {
@@ -107,8 +105,6 @@ public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContaine
     }
 
 
-
-
     private void setupFlutterEngine() {
         Log.d(TAG, "Setting up FlutterEngine.");
 
@@ -172,7 +168,6 @@ public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContaine
     }
 
 
-
     void onResume() {
         mSyncer.onAppear();
 
@@ -180,9 +175,9 @@ public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContaine
         ensureAlive();
         flutterEngine.getLifecycleChannel().appIsResumed();
 
-        BoostPluginRegistry registry= (BoostPluginRegistry) FlutterBoost.instance().getPluginRegistry();
-        ActivityPluginBinding  binding=registry.getRegistrarAggregate().getActivityPluginBinding();
-        if(binding!=null&&(binding.getActivity()!=this.host.getActivity())){
+        BoostPluginRegistry registry = (BoostPluginRegistry) FlutterBoost.instance().getPluginRegistry();
+        ActivityPluginBinding binding = registry.getRegistrarAggregate().getActivityPluginBinding();
+        if (binding != null && (binding.getActivity() != this.host.getActivity())) {
             flutterEngine.getActivityControlSurface().attachToActivity(
                     host.getActivity(),
                     host.getLifecycle()
@@ -195,7 +190,7 @@ public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContaine
     void onPostResume() {
         Log.v(TAG, "onPostResume()");
         ensureAlive();
-        Utils.setStatusBarLightMode(host.getActivity(),true);
+        Utils.setStatusBarLightMode(host.getActivity(), true);
 
     }
 
@@ -221,9 +216,9 @@ public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContaine
         mSyncer.onDestroy();
 
         ensureAlive();
-        BoostPluginRegistry registry= (BoostPluginRegistry) FlutterBoost.instance().getPluginRegistry();
-        ActivityPluginBinding  binding=registry.getRegistrarAggregate().getActivityPluginBinding();
-        if(binding!=null&&(binding.getActivity()==this.host.getActivity())){
+        BoostPluginRegistry registry = (BoostPluginRegistry) FlutterBoost.instance().getPluginRegistry();
+        ActivityPluginBinding binding = registry.getRegistrarAggregate().getActivityPluginBinding();
+        if (binding != null && (binding.getActivity() == this.host.getActivity())) {
             registry.getRegistrarAggregate().onDetachedFromActivityForConfigChanges();
             flutterEngine.getActivityControlSurface().detachFromActivityForConfigChanges();
 
@@ -237,7 +232,6 @@ public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContaine
         ensureAlive();
 
 
-
         // Null out the platformPlugin to avoid a possible retain cycle between the plugin, this Fragment,
         // and this Fragment's Activity.
         if (platformPlugin != null) {
@@ -287,16 +281,16 @@ public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContaine
 
 
     void onActivityResult(int requestCode, int resultCode, Intent data) {
-        mSyncer.onActivityResult(requestCode,resultCode,data);
-        Map<String,Object> result = null;
-        if(data != null) {
+        mSyncer.onActivityResult(requestCode, resultCode, data);
+        Map<String, Object> result = null;
+        if (data != null) {
             Serializable rlt = data.getSerializableExtra(RESULT_KEY);
-            if(rlt instanceof Map) {
-                result = (Map<String,Object>)rlt;
+            if (rlt instanceof Map) {
+                result = (Map<String, Object>) rlt;
             }
         }
 
-        mSyncer.onContainerResult(requestCode,resultCode,result);
+        mSyncer.onContainerResult(requestCode, resultCode, result);
 
 
         ensureAlive();
@@ -360,7 +354,7 @@ public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContaine
 
     @Override
     public Activity getContextActivity() {
-        return (Activity)this.host.getActivity();
+        return (Activity) this.host.getActivity();
     }
 
     @Override
@@ -371,10 +365,10 @@ public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContaine
     @Override
     public void finishContainer(Map<String, Object> result) {
 
-        if(result != null) {
-            setBoostResult(this.host.getActivity(),new HashMap<>(result));
+        if (result != null) {
+            setBoostResult(this.host.getActivity(), new HashMap<>(result));
             this.host.getActivity().finish();
-        }else{
+        } else {
             this.host.getActivity().finish();
         }
 
@@ -382,17 +376,17 @@ public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContaine
     }
 
 
-
-    public  void setBoostResult(Activity activity, HashMap result) {
+    public void setBoostResult(Activity activity, HashMap result) {
         Intent intent = new Intent();
         if (result != null) {
             intent.putExtra(IFlutterViewContainer.RESULT_KEY, result);
         }
         activity.setResult(Activity.RESULT_OK, intent);
     }
+
     @Override
     public String getContainerUrl() {
-        return   this.host.getContainerUrl();
+        return this.host.getContainerUrl();
     }
 
     @Override
@@ -486,12 +480,9 @@ public class FlutterActivityAndFragmentDelegate  implements IFlutterViewContaine
         boolean shouldAttachEngineToActivity();
 
 
+        String getContainerUrl();
 
-
-
-        String getContainerUrl() ;
-
-        Map getContainerUrlParams() ;
+        Map getContainerUrlParams();
 
 
     }

android/src/main/java/com/idlefish/flutterboost/containers/FlutterFragment.java

@@ -115,6 +115,7 @@ public class FlutterFragment extends Fragment implements FlutterActivityAndFragm
         private boolean shouldAttachEngineToActivity = true;
         private String url = "";
         private Map params = new HashMap();
+
         /**
          * Constructs a {@code NewEngineFragmentBuilder} that is configured to construct an instance of
          * {@code NewFlutterFragment}.
@@ -132,7 +133,6 @@ public class FlutterFragment extends Fragment implements FlutterActivityAndFragm
         }
 
 
-
         /**
          * Any special configuration arguments for the Flutter engine
          */
@@ -155,16 +155,18 @@ public class FlutterFragment extends Fragment implements FlutterActivityAndFragm
             this.renderMode = renderMode;
             return this;
         }
-        public NewEngineFragmentBuilder url (@NonNull String url) {
+
+        public NewEngineFragmentBuilder url(@NonNull String url) {
             this.url = url;
             return this;
         }
 
 
-        public NewEngineFragmentBuilder params (@NonNull Map params) {
+        public NewEngineFragmentBuilder params(@NonNull Map params) {
             this.params = params;
             return this;
         }
+
         /**
          * Support a {@link FlutterView.TransparencyMode#transparent} background within {@link FlutterView},
          * or force an {@link FlutterView.TransparencyMode#opaque} background.
@@ -178,7 +180,6 @@ public class FlutterFragment extends Fragment implements FlutterActivityAndFragm
         }
 
 
-
         @NonNull
         protected Bundle createArgs() {
             Bundle args = new Bundle();
@@ -188,7 +189,7 @@ public class FlutterFragment extends Fragment implements FlutterActivityAndFragm
                 args.putStringArray(ARG_FLUTTER_INITIALIZATION_ARGS, shellArgs.toArray());
             }
 
-            BoostFlutterActivity.SerializableMap serializableMap=new BoostFlutterActivity.SerializableMap();
+            BoostFlutterActivity.SerializableMap serializableMap = new BoostFlutterActivity.SerializableMap();
             serializableMap.setMap(params);
 
             args.putString(EXTRA_URL, url);
@@ -232,7 +233,7 @@ public class FlutterFragment extends Fragment implements FlutterActivityAndFragm
     private FlutterActivityAndFragmentDelegate delegate;
 
 
-    protected XFlutterView getFlutterView(){
+    protected XFlutterView getFlutterView() {
         return delegate.getFlutterView();
     }
 
@@ -492,8 +493,6 @@ public class FlutterFragment extends Fragment implements FlutterActivityAndFragm
     }
 
 
-
-
     @Override
     public String getContainerUrl() {
 
@@ -505,7 +504,7 @@ public class FlutterFragment extends Fragment implements FlutterActivityAndFragm
     @Override
     public Map getContainerUrlParams() {
 
-        BoostFlutterActivity.SerializableMap serializableMap= (BoostFlutterActivity.SerializableMap) getArguments().getSerializable(EXTRA_PARAMS);
+        BoostFlutterActivity.SerializableMap serializableMap = (BoostFlutterActivity.SerializableMap) getArguments().getSerializable(EXTRA_PARAMS);
 
         return serializableMap.getMap();
     }

android/src/main/java/com/idlefish/flutterboost/containers/FlutterSplashView.java

@@ -49,8 +49,6 @@ public class FlutterSplashView extends FrameLayout {
         @Override
         public void onFlutterEngineAttachedToFlutterView(@NonNull FlutterEngine engine) {
             flutterView.removeFlutterEngineAttachmentListener(this);
-//            displayFlutterViewWithSplash(flutterView, splashScreen);
-//            splashScreenTransitionNeededNow();
         }
 
         @Override
@@ -60,15 +58,16 @@ public class FlutterSplashView extends FrameLayout {
 
     @NonNull
     private final OnFirstFrameRenderedListener onFirstFrameRenderedListener = new OnFirstFrameRenderedListener() {
-        int i=0;
+        int i = 0;
+
         @Override
         public void onFirstFrameRendered() {
 
-            if(FlutterBoost.instance().platform().whenEngineStart()== FlutterBoost.ConfigBuilder.FLUTTER_ACTIVITY_CREATED){
-                long now=new Date().getTime();
-                long flutterPostFrameCallTime= FlutterBoost.instance().getFlutterPostFrameCallTime();
+            if (FlutterBoost.instance().platform().whenEngineStart() == FlutterBoost.ConfigBuilder.FLUTTER_ACTIVITY_CREATED) {
+                long now = new Date().getTime();
+                long flutterPostFrameCallTime = FlutterBoost.instance().getFlutterPostFrameCallTime();
 
-                if(flutterPostFrameCallTime!=0&& (now-flutterPostFrameCallTime)>800){
+                if (flutterPostFrameCallTime != 0 && (now - flutterPostFrameCallTime) > 800) {
                     if (splashScreen != null) {
                         transitionToFlutter();
                     }
@@ -83,17 +82,13 @@ public class FlutterSplashView extends FrameLayout {
                 }, 200);
 
 
-            }else{
+            } else {
                 if (splashScreen != null) {
                     transitionToFlutter();
                 }
             }
 
 
-
-
-
-
         }
     };
 
@@ -155,80 +150,10 @@ public class FlutterSplashView extends FrameLayout {
             splashScreenView.setBackgroundColor(Color.WHITE);
             addView(this.splashScreenView);
             flutterView.addOnFirstFrameRenderedListener(onFirstFrameRenderedListener);
-
-
-//            if (splashScreen != null) {
-//                if (this.isSplashScreenNeededNow()) {
-//                    Log.v(TAG, "Showing splash screen UI.");
-//                    this.splashScreenView = splashScreen.createSplashView(this.getContext(), this.splashScreenState);
-//                    this.addView(this.splashScreenView);
-//                    flutterView.addOnFirstFrameRenderedListener(this.onFirstFrameRenderedListener);
-//                } else if (this.isSplashScreenTransitionNeededNow()) {
-//                    Log.v(TAG, "Showing an immediate splash transition to Flutter due to previously interrupted transition.");
-//                    this.splashScreenView = splashScreen.createSplashView(this.getContext(), this.splashScreenState);
-//                    this.addView(this.splashScreenView);
-//                    this.transitionToFlutter();
-//                } else if (!flutterView.isAttachedToFlutterEngine()) {
-//                    Log.v(TAG, "FlutterView is not yet attached to a FlutterEngine. Showing nothing until a FlutterEngine is attached.");
-//                    flutterView.addFlutterEngineAttachmentListener(this.flutterEngineAttachmentListener);
-//                }
-//            }
         }
     }
 
 
-
-
-
-    /**
-     * Returns true if current conditions require a splash UI to be displayed.
-     * <p>
-     * This method does not evaluate whether a previously interrupted splash transition needs
-     * to resume. See {@link #isSplashScreenTransitionNeededNow()} to answer that question.
-     */
-    private boolean isSplashScreenNeededNow() {
-        return flutterView != null
-                && flutterView.isAttachedToFlutterEngine()
-                && !flutterView.hasRenderedFirstFrame()
-                && !hasSplashCompleted();
-    }
-
-    /**
-     * Returns true if a previous splash transition was interrupted by recreation, e.g., an
-     * orientation change, and that previous transition should be resumed.
-     * <p>
-     * Not all splash screens are capable of remembering their transition progress. In those
-     * cases, this method will return false even if a previous visual transition was
-     * interrupted.
-     */
-    private boolean isSplashScreenTransitionNeededNow() {
-        return flutterView != null
-                && flutterView.isAttachedToFlutterEngine()
-                && splashScreen != null
-                && splashScreen.doesSplashViewRememberItsTransition()
-                && wasPreviousSplashTransitionInterrupted();
-    }
-
-    /**
-     * Returns true if a splash screen was transitioning to a Flutter experience and was then
-     * interrupted, e.g., by an Android configuration change. Returns false otherwise.
-     * <p>
-     * Invoking this method expects that a {@code flutterView} exists and it is attached to a
-     * {@code FlutterEngine}.
-     */
-    private boolean wasPreviousSplashTransitionInterrupted() {
-        if (flutterView == null) {
-            throw new IllegalStateException("Cannot determine if previous splash transition was " +
-                    "interrupted when no FlutterView is set.");
-        }
-        if (!flutterView.isAttachedToFlutterEngine()) {
-            throw new IllegalStateException("Cannot determine if previous splash transition was "
-                    + "interrupted when no FlutterEngine is attached to our FlutterView. This question "
-                    + "depends on an isolate ID to differentiate Flutter experiences.");
-        }
-        return flutterView.hasRenderedFirstFrame() && !hasSplashCompleted();
-    }
-
     /**
      * Returns true if a splash UI for a specific Flutter experience has already completed.
      * <p>
@@ -271,37 +196,6 @@ public class FlutterSplashView extends FrameLayout {
         splashScreen.transitionToFlutter(onTransitionComplete);
     }
 
-    public static class SavedState extends BaseSavedState {
-        public static Creator CREATOR = new Creator() {
-            public FlutterSplashView.SavedState createFromParcel(Parcel source) {
-                return new FlutterSplashView.SavedState(source);
-            }
-
-            public FlutterSplashView.SavedState[] newArray(int size) {
-                return new FlutterSplashView.SavedState[size];
-            }
-        };
-        private String previousCompletedSplashIsolate;
-        private Bundle splashScreenState;
-
-        SavedState(Parcelable superState) {
-            super(superState);
-        }
-
-        SavedState(Parcel source) {
-            super(source);
-            this.previousCompletedSplashIsolate = source.readString();
-            this.splashScreenState = source.readBundle(this.getClass().getClassLoader());
-        }
-
-        public void writeToParcel(Parcel out, int flags) {
-            super.writeToParcel(out, flags);
-            out.writeString(this.previousCompletedSplashIsolate);
-            out.writeBundle(this.splashScreenState);
-        }
-    }
-
-
     @Override
     protected void onDetachedFromWindow() {
         super.onDetachedFromWindow();