What is onStartCommand () meant for?
onStartCommand() is called every time a client starts the service using startService(Intent intent) . This means that onStartCommand() can get called multiple times. You should do the things in this method that are needed each time a client requests something from your service.
What is service onBind?
To provide binding for a service, you must implement the onBind() callback method. This method returns an IBinder object that defines the programming interface that clients can use to interact with the service.
What is Android system services?
Android services are system component which allows performing a longer-running operation while not interacting with the user. Just like Activities , Service runs on Main Thread and has a life cycle but unlike Activity , Services do not have a UI.
What are the return value of onStartCommand () in Android services?
The documentation says: For backwards compatibility, the default implementation calls onStart(Intent, int) and returns either START_STICKY or START_STICKY_COMPATIBILITY. So returning super. onStartCommand() is equivalent to returning START_STICKY .
How do I cancel kotlin service?
To start the service, call startService(intent) and to stop the service, call stopService(intent) .
What is CES init foreground service?
If you are receiving “Foreground Service Channel” notifications on your Android mobile device, this is because you have the Background Syncing feature turned on. Background Syncing is automatically enabled when syncing a new Bluetooth Low Energy (BLE) diabetes device with Glooko.
What is a binder in Android?
Binder is an Android-specific interprocess communication mechanism, and remote method invocation system. That is, one Android process can call a routine in another Android process, using binder to indentify the method to invoke and pass the arguments between processes.
What are 2 types of services in Android?
Android services life-cycle can have two forms of services and they follow two paths, that are:
- Started Service.
- Bounded Service.
How do I start and stop service in Kotlin?
What is onstartcommand and startcommandresult?
OnStartCommand – Called for each request to start the service, either in response to a call to StartService or a restart by the system. This is where the service can begin any long-running task. The method returns a StartCommandResult value that indicates how or if the system should handle restarting the service after a shutdown due to low memory.
How many times can onstartcommand () be called?
This means that onStartCommand () can get called multiple times. You should do the things in this method that are needed each time a client requests something from your service. This depends a lot on what your service does and how it communicates with the clients (and vice-versa).
What is the difference between oncreate () and onstartcommand ()?
You only need to implement onCreate () if you actually want/need to initialize something only once. onStartCommand () is called every time a client starts the service using startService (Intent intent). This means that onStartCommand () can get called multiple times.
Do I have to stop a service when it receives onstartcommand?
Even if you enable binding for the service, you must always stop the service yourself if it ever receives a call to onStartCommand (). For more information about the lifecycle of a service, see the section below about Managing the Lifecycle of a Service.