fix old android crash accenting

app/src/main/java/ru/vtosters/lite/themes/ThemesManager.java

@@ -124,7 +124,7 @@ public class ThemesManager {
                 ResourcesLoader.load(app, modApk.getAbsolutePath(), false);
             }
         } catch (Exception e) {
-            Log.e("ThemesManager", e.getMessage());
+            e.printStackTrace();
         }
     }
 
@@ -152,8 +152,7 @@ public class ThemesManager {
         return validated && modApk.exists() && ThemesUtils.getReservedAccent() != Color.TRANSPARENT;
     }
 
-    public static void generateModApk(int accentColor)
-            throws Throwable {
+    public static void generateModApk(int accentColor) throws Throwable {
         try (var apk = new ZipFile(baseApkPath)) {
             var arscEntry = apk.getEntry("resources.arsc");
             var arscBis = new BufferedInputStream(apk.getInputStream(arscEntry));

app/src/main/java/ru/vtosters/lite/themes/loaders/AssetManagerHelper.java

@@ -2,6 +2,7 @@ package ru.vtosters.lite.themes.loaders;
 
 import android.annotation.SuppressLint;
 import android.content.res.AssetManager;
+import android.util.Log;
 import ru.vtosters.lite.utils.ReflectionUtils;
 
 import java.lang.reflect.InvocationTargetException;
@@ -9,24 +10,11 @@ import java.lang.reflect.Method;
 
 @SuppressLint("PrivateApi")
 public class AssetManagerHelper {
-    // methods
-    private static final Method getAssetPathMtd;
-    private static final Method getApkAssetsMtd;
-
-    static {
-        try {
-            getAssetPathMtd = ReflectionUtils.findMethod(Class.forName("android.content.res.ApkAssets"), "getAssetPath");
-            getApkAssetsMtd = ReflectionUtils.findMethod(AssetManager.class, "getApkAssets");
-        } catch (ClassNotFoundException | NoSuchMethodException e) {
-            throw new RuntimeException();
-        }
-    }
-
-    public static String getApkPath(Object assetManager, String packagename) throws InvocationTargetException, IllegalAccessException {
-        Object[] apkAssetsArr = (Object[]) getAssetPathMtd.invoke(assetManager);
+    public static String getApkPath(Object assetManager, String packagename) throws InvocationTargetException, IllegalAccessException, ClassNotFoundException, NoSuchMethodException {
+        Object[] apkAssetsArr = (Object[]) ReflectionUtils.findMethod(Class.forName("android.content.res.ApkAssets"), "getAssetPath").invoke(assetManager);
         // By default, base apk is the last element of array if is not, for execution speed, we should iterate array from the end to the beginning
         for (int i = apkAssetsArr.length - 1; i >= 0; i--) {
-            String pathname = (String) getApkAssetsMtd.invoke(apkAssetsArr[i]);
+            String pathname = (String) ReflectionUtils.findMethod(AssetManager.class, "getApkAssets").invoke(apkAssetsArr[i]);
             if (pathname != null && pathname.contains(packagename)) return pathname;
         }
 
@@ -34,12 +22,8 @@ public class AssetManagerHelper {
     }
 
     //region Uses for adding own assets or getting existing cookies
-    public static int addAssetPath(AssetManager manager, String path) {
-        try {
-            return (int) AssetManager.class.getMethod("addAssetPath", String.class).invoke(manager, path);
-        } catch (IllegalAccessException | InvocationTargetException | NoSuchMethodException e) {
-            throw new RuntimeException(e);
-        }
+    public static void addAssetPath(AssetManager manager, String path) throws NoSuchMethodException, InvocationTargetException, IllegalAccessException {
+        manager.getClass().getMethod("addAssetPath", String.class).invoke(manager, path);
     }
 
     public static int addAssetPathAsSharedLibrary(AssetManager manager, String path) {

app/src/main/java/ru/vtosters/lite/themes/loaders/ResourcesLoader.java

@@ -14,7 +14,9 @@ import ru.vtosters.lite.utils.ReflectionUtils;
 
 import java.io.File;
 import java.lang.ref.WeakReference;
+import java.lang.reflect.Array;
 import java.lang.reflect.Field;
+import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.util.Collection;
 import java.util.List;
@@ -25,7 +27,6 @@ public class ResourcesLoader {
 
     private static Collection<WeakReference<Resources>> sResourceReferences = null;
     private static Object sCurrentActivityThread = null;
-    private static AssetManager sAssetManager = null;
 
     // methods
     private static Method ensureStringBlocksMtd = null;
@@ -89,8 +90,7 @@ public class ResourcesLoader {
         }
     }
 
-    public static void init(Context context)
-            throws Exception {
+    public static void init(Context context) throws Exception {
         sCurrentActivityThread = ReflectionUtils.getActivityThread(context, null);
 
         //pre-N
@@ -110,8 +110,7 @@ public class ResourcesLoader {
         }
     }
 
-    public static void load(Context context, String resPath, boolean reinject)
-            throws Exception {
+    public static void load(Context context, String resPath, boolean reinject) throws IllegalAccessException, InstantiationException, InvocationTargetException, NoSuchFieldException, NoSuchMethodException {
         ApplicationInfo appInfo = context.getApplicationInfo();
 
         Field[] packagesFlds = Build.VERSION.SDK_INT < Build.VERSION_CODES.O_MR1
@@ -135,10 +134,10 @@ public class ResourcesLoader {
             return;
         }
 
-        sAssetManager = AssetManager.class.newInstance();
         // Create a new AssetManager instance and point it to the resources installed under
-        if (AssetManagerHelper.addAssetPath(sAssetManager, resPath) == 0)
-            throw new IllegalStateException("Could not create new AssetManager");
+        AssetManager sAssetManager = AssetManager.class.newInstance();
+
+        AssetManagerHelper.addAssetPath(sAssetManager, resPath);
 
         // Add SharedLibraries to AssetManager for resolve system resources not found issue
         // This influence SharedLibrary Package ID