ok I have taken out the android:process=":remote" tag in my service tag within the androidmanifest and now it calls the Logger just fine...
On 23 jun, 14:15, MobDev <[email protected]> wrote: > "First, you debug a Service the same way you debug anything else. You > set breakpoints in the appropriate lifecycle methods, or in routines > called from those methods." > Done that... > > "If I recall correctly, this works even if > the Service is running in a different process, but you might need to > enable debugging on the specific process via DDMS." > Tried that, when my app is started in the DDMS it will show my app > (myprojects.android.controlCenter) and, I guess, my service > (myprojects.android.controlCenter:remote)... When I try to debug that > it the DDMS will throw an error : No opened project found for > myprojects.android.controlCenter:remote. Debug session failed ! > > "You don't quite say what makes you think your method isn't being > called. On the face of it, this would seem to mean simply that the > code that calls it doesn't run. But later you talk about "It just > simply seems like the Service doesn't "see" the Logger class", but > with nothing to indicate what that means or why it seems that way. " > Well I have logging to the System.err.println within the Logger class > method which is being called, and it doesn't print to screen, so to me > it seems like that method is not being called or executed... That's > why I think the service doesn't "see" the Logger class : it cannot > call it's method otherwise I would see that in my console because of > the System.err.println() call within the called method... > I do know the Logger class works, it is being called by other > Activities and it prints happily everything it needs to print :D > > After a lot of debugging I guess this is the answer who might help me > out : > "Note that you refer to it as a singleton, but that's only meaningful > within a process. " > It seems the Service will make it's own Logger Singleton, which makes > creating an architecture with (for example) a static management layer > impossible... After all that static management class would be a > singleton as well, but having the service being in another Process it > will create it's own management class... So is there some way to > define the service to be created inside the same porcess ? > > On 22 jun, 21:38, Bob Kerns <[email protected]> wrote: > > > (Yes, I've read the rest of the conversation, but I'm returning to > > your original message). > > > First, you debug a Service the same way you debug anything else. You > > set breakpoints in the appropriate lifecycle methods, or in routines > > called from those methods. If I recall correctly, this works even if > > the Service is running in a different process, but you might need to > > enable debugging on the specific process via DDMS. > > > You don't quite say what makes you think your method isn't being > > called. On the face of it, this would seem to mean simply that the > > code that calls it doesn't run. But later you talk about "It just > > simply seems like the Service doesn't "see" the Logger class", but > > with nothing to indicate what that means or why it seems that way. > > > There are four ways that this could happen. I doubt any of them > > actually apply to your situation, but it's worth listing: > > > 1) The class isn't found at compile time. The code won't compile, you > > won't actually be running the current code. > > > 2) The class isn't found at run time. Somehow it didn't get packaged > > up in the .apk. Since the classpath would be the same for both the > > Service and any Activities, you'd see the same ClassNotFound exception > > at runtime. > > > 3) The class is found, but gets an error while loading. This would > > give a ClassNotFoundError. The class will be successfully loaded once > > per process/.apk pair, so you'd normally get the problem for both, if > > in the same process, unless there's some initialization that happens > > between that allows it to load the second time. If in separate > > processes, if there's a dependency on things happening before the > > class loads, it might load in one process and not the other. > > > Note that you refer to it as a singleton, but that's only meaningful > > within a process. > > > 4) The class is found, but loads, but the method itself is not found. > > This gets a MethodNotFoundException or other exception at runtime, > > depending on the exact behavior of the VM; I'm not sure it's fully > > specified. This situation only happens if code is successfully > > compiled against one version of the class, but finds a different > > version at runtime without the appropriate method. This would be > > similar to case #1 in origins. It is seldom found in practice, but > > usually doing a clean of the project and rebuilding will resolve it -- > > often by turning into case #1. > > > Anyway, your main solution is to actually debug the problem. Step > > through a call to your logger and see what happens and what doesn't > > happen. > > > You should actually know if your Service is running in another process > > -- you'd have to set it up that way in the manifest. Just because > > you're using IPC doesn't mean it's in a separate process -- it just > > means you could set it up that way and the communication would still > > work. > > > On Jun 22, 6:42 am, MobDev <[email protected]> wrote: > > > > Hi, > > > I am using a Service to play some music. In the same project I have > > > several Activity's but also some custom classes which are part of a > > > framework, so nothing graphical. > > > One of those (singleton) classes is a Logging class which send logs to > > > my server. > > > I noticed that even though I can call the classes methods in my > > > service it actually won't be logging anything... > > > In my specific example it's osmething like : > > > Logger.getInstance().log("Whatever I want to Log"); > > > > Obviously the getInstance is a static method so it can be accessed > > > from anywhere within my project right away.. > > > > I was wondering though why this method for example isn't getting > > > called ? > > > Also how do I debug a Service ? > > > Btw I am using of IPC from one of my Activities which gets bound to > > > the service and can start/stop the music for example... > > > > Any help, hints, tips, or tricks are greatly appreciated ! > > -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
