corrected DeadSystemException handling

After reading through the AOSP source code I discovered that it throws
RuntimeException and set its cause to RuntimeException via
RemoteException.rethrowFromSystemServer(). The original code was trying
to catch AndroidException which would have never happened.

Author: jkasten2

OneSignalSDK/onesignal/src/main/java/com/onesignal/ApplicationInfoHelper.kt

@@ -5,7 +5,6 @@ import android.content.Context
 import android.content.pm.ApplicationInfo
 import android.content.pm.PackageManager
 import android.os.DeadSystemException
-import android.util.AndroidException
 
 class ApplicationInfoHelper {
     companion object {
@@ -26,15 +25,20 @@ class ApplicationInfoHelper {
                     PackageManager.GET_META_DATA,
                 )
                 cachedInfo
-            } catch (e: AndroidException) {
+            } catch (e: RuntimeException) {
+                // Android internally throws this via RemoteException.rethrowFromSystemServer()
+                // so we must catch RuntimeException and check the cause.
+
                 // Suppressing DeadSystemException as the app is already dying for
                 // another reason and allowing this exception to bubble up would
                 // create a red herring for app developers. We still re-throw
                 // others, as we don't want to silently hide other issues.
-                if (e !is DeadSystemException) {
+                if (e.cause is DeadSystemException) {
+                    null
+                }
+                else {
                     throw e
                 }
-                null
             }
         }
     }

OneSignalSDK/onesignal/src/main/java/com/onesignal/NotificationChannelManager.java

@@ -262,13 +262,15 @@ private static List<NotificationChannel> getChannelList(NotificationManager noti
          // "Attempt to invoke virtual method 'boolean android.app.NotificationChannel.isDeleted()' on a null object reference"
          // https://github.com/OneSignal/OneSignal-Android-SDK/issues/1291
          OneSignal.onesignalLog(OneSignal.LOG_LEVEL.ERROR, "Error when trying to delete notification channel: " + e.getMessage());
-      }
-      catch (Exception e) {
+      } catch (RuntimeException e) {
+         // Android internally throws this via RemoteException.rethrowFromSystemServer()
+         // so we must catch RuntimeException and check the cause.
+
          // Suppressing DeadSystemException as the app is already dying for
          // another reason and allowing this exception to bubble up would
          // create a red herring for app developers. We still re-throw
          // others, as we don't want to silently hide other issues.
-         if (!(e instanceof DeadSystemException)) {
+         if (!(e.getCause() instanceof DeadSystemException)) {
             throw e;
          }
       }

OneSignalSDK/onesignal/src/main/java/com/onesignal/OSUtils.java

@@ -306,15 +306,18 @@ private static boolean isHMSCoreInstalledAndEnabled() {
       HuaweiApiAvailability availability = HuaweiApiAvailability.getInstance();
       try {
          return availability.isHuaweiMobileServicesAvailable(OneSignal.appContext) == HMS_AVAILABLE_SUCCESSFUL;
-      } catch (Exception e) {
+      } catch (RuntimeException e) {
+         // Android internally throws this via RemoteException.rethrowFromSystemServer()
+         // so we must catch RuntimeException and check the cause.
+
          // Suppressing DeadSystemException as the app is already dying for
          // another reason and allowing this exception to bubble up would
          // create a red herring for app developers. We still re-throw
          // others, as we don't want to silently hide other issues.
-         if (!(e instanceof DeadSystemException)) {
-            throw e;
+         if (e.getCause() instanceof DeadSystemException) {
+            return false;
          }
-         return false;
+         throw e;
       }
    }
 

OneSignalSDK/onesignal/src/main/java/com/onesignal/PackageInfoHelper.kt

@@ -5,7 +5,6 @@ import android.content.Context
 import android.content.pm.PackageInfo
 import android.content.pm.PackageManager
 import android.os.DeadSystemException
-import android.util.AndroidException
 
 data class GetPackageInfoResult(
     // Check this value first, if false ignore other properties
@@ -35,15 +34,20 @@ class PackageInfoHelper {
             } catch (e: PackageManager.NameNotFoundException) {
                 // Expected if package is not installed on the device.
                 GetPackageInfoResult(true, null)
-            } catch (e: AndroidException) {
+            } catch (e: RuntimeException) {
+                // Android internally throws this via RemoteException.rethrowFromSystemServer()
+                // so we must catch RuntimeException and check the cause.
+
                 // Suppressing DeadSystemException as the app is already dying for
                 // another reason and allowing this exception to bubble up would
                 // create a red herring for app developers. We still re-throw
                 // others, as we don't want to silently hide other issues.
-                if (e !is DeadSystemException) {
+                if (e.cause is DeadSystemException) {
+                    GetPackageInfoResult(false, null)
+                }
+                else {
                     throw e
                 }
-                GetPackageInfoResult(false, null)
             }
         }
     }