Class hook depends on Android version running on device

Author: whew-inc

app/src/main/java/com/thermatk/android/xf/fakegapps/FakeSignatures.java

@@ -2,6 +2,7 @@
 
 import android.content.pm.PackageInfo;
 import android.content.pm.Signature;
+import android.os.Build;
 
 import de.robv.android.xposed.IXposedHookLoadPackage;
 import de.robv.android.xposed.XC_MethodHook;
@@ -31,14 +32,15 @@ protected void afterHookedMethod(MethodHookParam param) {
             }
         };
 
-        Class<?> PackageManagerServiceComputer = null;
-        try {
-            PackageManagerServiceComputer = XposedHelpers.findClass("com.android.server.pm.PackageManagerService.ComputerEngine", loadedPackage.classLoader);
-        } catch (Exception ignored) {}
-        if (PackageManagerServiceComputer != null) {
-            XposedBridge.hookAllMethods(PackageManagerServiceComputer, "generatePackageInfo", hook);
+        String classToHook;
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
+            classToHook = "com.android.server.pm.PackageManagerService.ComputerEngine";
+        } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+            classToHook = "com.android.server.pm.PackageManagerService";
+        } else {
+            classToHook = "android.app.ApplicationPackageManager";
         }
-        final Class<?> PackageManagerService = XposedHelpers.findClass("com.android.server.pm.PackageManagerService", loadedPackage.classLoader);
-        XposedBridge.hookAllMethods(PackageManagerService, "generatePackageInfo", hook);
+        final Class<?> hookedClass = XposedHelpers.findClass(classToHook, loadedPackage.classLoader);
+        XposedBridge.hookAllMethods(hookedClass, "generatePackageInfo", hook);
     }
 }