[flutter_local_notifications] fixes parsing of callback handles for notification actions on Android

flutter_local_notifications/CHANGELOG.md

@@ -1,3 +1,7 @@
+# [12.0.4]
+
+* Fixed issue [1796](https://github.com/MaikuB/flutter_local_notifications/issues/1796) where a `java.lang.ClassCastException` may be thrown on some Android devices when the `onDidReceiveBackgroundNotificationResponse` has been specified when calling `initialize()` 
+
 # [12.0.3+1]
 
 * Updated Kotlin version used in example app

flutter_local_notifications/android/src/main/java/com/dexterous/flutterlocalnotifications/FlutterLocalNotificationsPlugin.java

@@ -64,6 +64,7 @@
 import com.dexterous.flutterlocalnotifications.models.styles.MessagingStyleInformation;
 import com.dexterous.flutterlocalnotifications.models.styles.StyleInformation;
 import com.dexterous.flutterlocalnotifications.utils.BooleanUtils;
+import com.dexterous.flutterlocalnotifications.utils.LongUtils;
 import com.dexterous.flutterlocalnotifications.utils.StringUtils;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
@@ -1485,8 +1486,8 @@ private void initialize(MethodCall call, Result result) {
       return;
     }
 
-    Long dispatcherHandle = call.argument(DISPATCHER_HANDLE);
-    Long callbackHandle = call.argument(CALLBACK_HANDLE);
+    Long dispatcherHandle = LongUtils.parseLong(call.argument(DISPATCHER_HANDLE));
+    Long callbackHandle = LongUtils.parseLong(call.argument(CALLBACK_HANDLE));
     if (dispatcherHandle != null && callbackHandle != null) {
       new IsolatePreferences(applicationContext).saveCallbackKeys(dispatcherHandle, callbackHandle);
     }

flutter_local_notifications/android/src/main/java/com/dexterous/flutterlocalnotifications/models/NotificationDetails.java

@@ -13,6 +13,8 @@
 import com.dexterous.flutterlocalnotifications.models.styles.InboxStyleInformation;
 import com.dexterous.flutterlocalnotifications.models.styles.MessagingStyleInformation;
 import com.dexterous.flutterlocalnotifications.models.styles.StyleInformation;
+import com.dexterous.flutterlocalnotifications.utils.LongUtils;
+
 import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.List;
@@ -250,7 +252,7 @@ private static void readPlatformSpecifics(
       readGroupingInformation(notificationDetails, platformChannelSpecifics);
       notificationDetails.onlyAlertOnce = (Boolean) platformChannelSpecifics.get(ONLY_ALERT_ONCE);
       notificationDetails.showWhen = (Boolean) platformChannelSpecifics.get(SHOW_WHEN);
-      notificationDetails.when = parseLong(platformChannelSpecifics.get(WHEN));
+      notificationDetails.when = LongUtils.parseLong(platformChannelSpecifics.get(WHEN));
       notificationDetails.usesChronometer =
           (Boolean) platformChannelSpecifics.get(USES_CHRONOMETER);
       readProgressInformation(notificationDetails, platformChannelSpecifics);
@@ -261,7 +263,8 @@ private static void readPlatformSpecifics(
       notificationDetails.ticker = (String) platformChannelSpecifics.get(TICKER);
       notificationDetails.visibility = (Integer) platformChannelSpecifics.get(VISIBILITY);
       notificationDetails.allowWhileIdle = (Boolean) platformChannelSpecifics.get(ALLOW_WHILE_IDLE);
-      notificationDetails.timeoutAfter = parseLong(platformChannelSpecifics.get(TIMEOUT_AFTER));
+      notificationDetails.timeoutAfter =
+          LongUtils.parseLong(platformChannelSpecifics.get(TIMEOUT_AFTER));
       notificationDetails.category = (String) platformChannelSpecifics.get(CATEGORY);
       notificationDetails.fullScreenIntent =
           (Boolean) platformChannelSpecifics.get((FULL_SCREEN_INTENT));
@@ -289,16 +292,6 @@ private static void readPlatformSpecifics(
     }
   }
 
-  private static Long parseLong(Object object) {
-    if (object instanceof Integer) {
-      return ((Integer) object).longValue();
-    }
-    if (object instanceof Long) {
-      return (Long) object;
-    }
-    return null;
-  }
-
   private static void readProgressInformation(
       NotificationDetails notificationDetails, Map<String, Object> platformChannelSpecifics) {
     notificationDetails.showProgress = (Boolean) platformChannelSpecifics.get(SHOW_PROGRESS);

flutter_local_notifications/android/src/main/java/com/dexterous/flutterlocalnotifications/utils/LongUtils.java

@@ -0,0 +1,13 @@
+package com.dexterous.flutterlocalnotifications.utils;
+
+public class LongUtils {
+  public static Long parseLong(Object object) {
+    if (object instanceof Integer) {
+      return ((Integer) object).longValue();
+    }
+    if (object instanceof Long) {
+      return (Long) object;
+    }
+    return null;
+  }
+}

flutter_local_notifications/pubspec.yaml

@@ -2,7 +2,7 @@ name: flutter_local_notifications
 description: A cross platform plugin for displaying and scheduling local
   notifications for Flutter applications with the ability to customise for each
   platform.
-version: 12.0.3+1
+version: 12.0.4
 homepage: https://github.com/MaikuB/flutter_local_notifications/tree/master/flutter_local_notifications
 issue_tracker: https://github.com/MaikuB/flutter_local_notifications/issues