![]() PersistentContainer.persistentStoreDescriptions = įor this, we’re making use of a handy URL extension to get the path to the shared container using the security application group identifier. Let storeDescription = NSPersistentStoreDescription(url: storeURL) Let storeURL = URL.storeURL(for: "", databaseName: "Coyote") let persistentContainer = NSPersistentContainer(name: "Collect") You basically save your database into the shared App Container. Alert Style: It indicates the type of alert to display. You could also post notifications as shesh nath mentioned, which is a perfectly valid way to broadcast changes if you prefer it to the delegation method. Alert message: it is the more descriptive text that shows more details about the alert. There are the following components of an alert view in iOS. You can do this by logging into your account at : Adding the App Group to your App IdentifierĪfter that, you can update your persistent store description. We use UIAlertController to get the feedback, confirmation, choose between the options, and show the warning message to the application users. Note that the App Group is turned into red when you didn’t add it to your App Identifier yet. This will eventually result in the following overview of app groups for your project: An overview of the app groups for your project We can do this by adding an app group capability within your projects “Signing & Capabilities” section: Adding an app group to your project for Core Data sharing To share data we need to create a shared container between the main app and its extensions. Swift is a general-purpose programming language built using a modern approach to safety, performance, and Press J to jump to the feed. Setting up the Persistent Container for data sharing Luckily enough, Apple made it easy to share a persistent container with your extensions. The app extension and containing app have no direct access to each other’s container, even though an app extension bundle is nested within its containing app’s bundle. Within the Collect App, we have a Share extension and an Action extension that both require the use of the same underlying persistent container. Sharing your Core Data database with your Today extension, Action extension or Share extension is something quite common if you’re using Core Data as your database solution. You can read more about it in my blog post Persistent History Tracking in Core Data. Starting from iOS 13 I recommend Persistent History Tracking as a solution to sharing a single database. Java and Kotlin both are object-oriented programming. Sharing the same Core Data persistent container with App Extensions This is basic tool which is capable to convert custom java code into equivalent in swift 4 code. Learn how mobile observability can put your business in the best position to succeed by joining this free webinar. After all, users abandon apps for many reasons other than crashes and errors. 4 Best Ways to Boost E-commerce Revenue in Mobile E-commerce app struggling to hit your revenue targets? Your mobile team lacks the visibility needed to identify the largest revenue-impacting issues.
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