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maciej-nowakmaciej-nowak
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intentservice code added
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‎intentservice/CustomIntentService.kt‎

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class CustomIntentService : IntentService("name") {
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override fun onHandleIntent(intent: Intent?) {
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//retrieve data
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val action = intent?.action
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val data = intent?.dataString
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//do some work based on action
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}
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//avoid to override Service's callback like onStartCommand
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//they are automatically invoked by IntentService
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}

‎intentservice/IntentServiceCommunication.kt‎

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class IntentServiceCommunication : IntentService("name") {
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override fun onHandleIntent(intent: Intent?) {
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//retrieve data
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val action = intent?.action
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val data = intent?.getStringExtra("extra")
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//do some work based on action
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sendBroadcast()
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}
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private fun sendBroadcast() {
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val broadcastIntent = Intent("FILTER_ACTION")
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broadcastIntent.putExtra("message", "result")
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sendBroadcast(broadcastIntent)
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Log.d("IntentService", "sendBroadcast")
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}
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}

‎intentservice/README.md‎

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# intentservice
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This is repository of http://androidcode.pl blog. It shows uses IntentService in Android. It is a part of Background processing - IntentService post in the blog.

‎intentservice/communication/CommunicationActivity.kt‎

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class CommunicationActivity : AppCompatActivity() {
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private val receiver = CustomBroadcastReceiver()
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_communication)
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button.setOnClickListener { startIntentService() }
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registerReceiver(receiver, IntentFilter("FILTER_ACTION"))
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}
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override fun onDestroy() {
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//if service is running and don't need anymore callback then stop IntentService
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unregisterReceiver(receiver)
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super.onDestroy()
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}
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fun startIntentService() {
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val intent = Intent(this, CustomIntentService::class.java)
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intent.action = "action"
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intent.putExtra("extra", "value")
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startService(intent)
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}
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//implement as nested class if only need to interact with this activity
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class CustomBroadcastReceiver : BroadcastReceiver() {
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override fun onReceive(context: Context?, intent: Intent?) {
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val message = intent?.getStringExtra("message")
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//do something like update UI
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}
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}
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}

‎intentservice/communication/CustomActivity.kt‎

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class CustomActivity : AppCompatActivity() {
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_custom)
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button.setOnClickListener { startIntentService() }
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}
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//just call startService to run IntentService
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private fun startIntentService() {
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val intent = Intent(this, CustomIntentService::class.java)
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intent.action = "action"
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intent.putExtra("extra", "value")
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startService(intent)
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}
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}

‎intentservice/job/AndroidManifest.xml‎

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<!-- remember to add Service to AndroidManifest in the same way like base JobService
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//with required BINB_JOB_SERVICE permission -->
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<service
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android:name=".CustomJobIntentService"
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android:permission="android.permission.BIND_JOB_SERVICE"/>

‎intentservice/job/CustomJobIntentService.kt‎

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class CustomJobIntentService : JobIntentService() {
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companion object {
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const val ID = 100
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//method for enqueuing work to this service, just call from client to start
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fun enqueueWork(context : Context, work : Intent) {
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enqueueWork(context, CustomJobIntentService::class.java, ID, work)
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}
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}
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override fun onHandleWork(intent: Intent) {
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//do some job here
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//use BroadcastReceiver or something else to post the result
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}
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}

‎service/README.md‎

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# service
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This is repository of http://androidcode.pl blog. It shows uses Service in Android. It is a part of Background processing - Service post in the blog.

service/BackgroundActivity.kt renamed to service/background/BackgroundActivity.kt

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service/BackgroundService.kt renamed to service/background/BackgroundService.kt

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