Re: [aerogear-dev] Android push issue?

On 07/27/2013 09:01 AM, Marc Sluiter wrote: > Hi all, > > I had a further look into Android push, and there is a thing I > don't understand, > maybe there is an issue: > > In Registrar.onPostExecute() there are these lines: > > ComponentName component = new ComponentName(context, > AGPushMessageReceiver.class); > int status = > context.getPackageManager().getComponentEnabledSetting(component); > if (status == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT) { > // register AGPushMessageReceiver > } > > What should this code do? Should it check if a receiver is > registered already? This code is leftover from an experiment in being able to set the Broadcast receiver programatically and should probably be excised with fire for the reasons you listed. > If yes, the problem with this is, that the if statement is always true, > regardless of whether there is a receiver registered in the > manifest or not. So > it registers a second one, if there is already one in the manifest. > Tested by > setting a breakpoint to the receivers onReceive() method, it's > called twice for > each notification. > > An alternative way to check if a receiver is registered is this: > > String action = "com.google.android.c2dm.intent.RECEIVE"; > Intent intent = new Intent(action); > List<ResolveInfo> resolveInfos = > context.getPackageManager().queryBroadcastReceivers(intent, > PackageManager.GET_INTENT_FILTERS); > boolean isRegistered = false; > String receiverName = AGPushMessageReceiver.class.getName(); > for(ResolveInfo resolveInfo : resolveInfos){ > if(resolveInfo.activityInfo.name.equals(receiverName)){ > isRegistered = true; > break; > } > } > if(!isRegistered){ > // register AGPushMessageReceiver > } > > I can send a PR if you want to. > > > Furthermore I'm not sure if it really makes sense to register a > BroadcastReceiver for push notifications programmatically. The > reason is, that > this receiver is tied to the lifecycle of the app. That means after > a reboot no > messages are received until the app is started, and when Android > destroys the > app after some inactive time, no messages will be received anymore > too. See the > note in > https://developer.android.com/reference/android/content/Context.html#regi..., > android.content.IntentFilter): > "..the lifetime of such a registered BroadcastReceiver is tied to the object > that registered it." > I confirmed this by commenting out the receiver in the PushEE demo > app manifest. > > What do you think? I think you are correct. The code needs to go. > > Regards, > > Marc > _______________________________________________ > aerogear-dev mailing list > aerogear-dev(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/aerogear-dev _______________________________________________ aerogear-dev mailing list aerogear-dev(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/aerogear-dev