# Background Work, Push Topics, And Richer Notifications

DevFeed: [Background Work, Push Topics, And Richer Notifications](<https://devfeed.tech/articles/background-work-push-topics-and-richer-notifications-19210.md>)

Original publisher: [Read original article](<https://www.codenameone.com/blog/background-execution-and-push/>)

Author: Shai Almog

Published: 2026-06-09T00:00:00Z

Content type: tutorial

Language: en

Sources: [CodeName One](<https://devfeed.tech/sources/codename-one.md>)

Topics: [Mobile](<https://devfeed.tech/topics/mobile.md>), [Development](<https://devfeed.tech/topics/development.md>), [Android](<https://devfeed.tech/topics/android.md>), [iOS](<https://devfeed.tech/topics/ios.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [background-work](<https://devfeed.tech/tags/background-work.md>), [development](<https://devfeed.tech/tags/development.md>), [ios](<https://devfeed.tech/tags/ios.md>), [mobile-development](<https://devfeed.tech/tags/mobile-development.md>), [network](<https://devfeed.tech/tags/network.md>), [notifications](<https://devfeed.tech/tags/notifications.md>), [permission](<https://devfeed.tech/tags/permission.md>)

## AI overview

This article describes Codename One updates for constraint-based background work, foreground services, push topic subscriptions, shared-content handling, richer local notifications, and simulator support across Android and iOS.

## Source excerpt

Constraint-based background work, foreground services, push topic subscriptions, shared-content handling, and a much richer local notification API, all with full simulator support.