Deep Dive Work Manager

MobileConf 2018

Transcript

1. Deep Dive in Work Manager @inyaki_mwc #mobconf18
2. #mobconf18
3. #mobconf18
4. #mobconf18
5. “ makes it easy to specify deferrable, asynchronous tasks and when they should run” #mobconf18
6. This is a real story !!! #mobconf18
7. < Android Ninja Warriors Rockstars Experts (116)
8. Hi, I’m new Android Developer, have some questions < Android Ninja Warriors Rockstars Experts (116) 4:00 PM
9. Welcome!! Sure, shoot Hi, I’m new Android Developer, have some questions < Android Ninja Warriors Rockstars Experts (116) 4:00 PM 4:00 PM
10. Welcome!! Sure, shoot Hi, I’m new Android Developer, have some questions My app has to check in the server if I have new stock prices, I don’t know.. < Android Ninja Warriors Rockstars Experts (116) 4:01 PM 4:00 PM 4:00 PM
11. Welcome!! Sure, shoot Hi, I’m new Android Developer, have some questions My app has to check in the server if I have new stock prices, I don’t know.. The first rule is don’t block the main thread < Android Ninja Warriors Rockstars Experts (116) 4:01 PM 4:02 PM 4:00 PM 4:00 PM
12. Welcome!! Sure, shoot My app has to check in the server if I have new stock prices, I don’t know.. The first rule is don’t block the main thread < Android Ninja Warriors Rockstars Experts (116) 4:02 PM 4:00 PM 4:01 PM
13. Welcome!! Sure, shoot My app has to check in the server if I have new stock prices, I don’t know.. The first rule is don’t block the main thread You can use a Thread < Android Ninja Warriors Rockstars Experts (116) 4:02 PM 4:00 PM 4:01 PM 4:03 PM
14. My app has to check in the server if I have new stock prices, I don’t know.. The first rule is don’t block the main thread You can use a Thread < Android Ninja Warriors Rockstars Experts (116) 4:02 PM 4:01 PM 4:03 PM
15. My app has to check in the server if I have new stock prices, I don’t know.. The first rule is don’t block the main thread You can use a Thread Whaaaat? Are you kidding me? Are you from the past? < Android Ninja Warriors Rockstars Experts (116) 4:02 PM 4:01 PM 4:03 PM 4:03 PM
16. The first rule is don’t block the main thread You can use a Thread Whaaaat? Are you kidding me? Are you from the past? < Android Ninja Warriors Rockstars Experts (116) 4:02 PM 4:03 PM 4:03 PM
17. The first rule is don’t block the main thread You can use a Thread Whaaaat? Are you kidding me? Are you from the past? You can use AsyncTask better than a Thread < Android Ninja Warriors Rockstars Experts (116) 4:02 PM 4:03 PM 4:03 PM 4:04 PM
18. You can use a Thread Whaaaat? Are you kidding me? Are you from the past? You can use AsyncTask better than a Thread < Android Ninja Warriors Rockstars Experts (116) 4:03 PM 4:03 PM 4:04 PM
19. You can use a Thread Whaaaat? Are you kidding me? Are you from the past? You can use AsyncTask better than a Thread 555555555 < Android Ninja Warriors Rockstars Experts (116) 4:03 PM 4:03 PM 4:04 PM 4:05 PM
20. Whaaaat? Are you kidding me? Are you from the past? You can use AsyncTask better than a Thread 555555555 < Android Ninja Warriors Rockstars Experts (116) 4:03 PM 4:04 PM 4:05 PM GUYS, are you Android Developers? You know what is a service? 4:05 PM
21. You can use AsyncTask better than a Thread 555555555 < Android Ninja Warriors Rockstars Experts (116) 4:04 PM 4:05 PM GUYS, are you Android Developers? You know what is a service? 4:05 PM
22. You can use AsyncTask better than a Thread 555555555 < Android Ninja Warriors Rockstars Experts (116) 4:04 PM 4:05 PM GUYS, are you Android Developers? You know what is a service? 4:05 PM Service? 4:06 PM
23. 555555555 < Android Ninja Warriors Rockstars Experts (116) 4:05 PM GUYS, are you Android Developers? You know what is a service? 4:05 PM Service? 4:06 PM
24. 555555555 < Android Ninja Warriors Rockstars Experts (116) 4:05 PM GUYS, are you Android Developers? You know what is a service? 4:05 PM Service? 4:06 PM No, Intent Service 4:07 PM
25. < Android Ninja Warriors Rockstars Experts (116) GUYS, are you Android Developers? You know what is a service? 4:05 PM Service? 4:06 PM No, Intent Service 4:07 PM
26. < Android Ninja Warriors Rockstars Experts (116) GUYS, are you Android Developers? You know what is a service? 4:05 PM Service? 4:06 PM No, Intent Service 4:07 PM What? 4:07 PM
27. < Android Ninja Warriors Rockstars Experts (116) Service? 4:06 PM No, Intent Service 4:07 PM What? 4:07 PM
28. < Android Ninja Warriors Rockstars Experts (116) Service? 4:06 PM No, Intent Service 4:07 PM What? 4:07 PM I have more than 20 years of experience and always working with ThreadPoolExecutors 4:08 PM
29. < Android Ninja Warriors Rockstars Experts (116) No, Intent Service 4:07 PM What? 4:07 PM I have more than 20 years of experience and always working with ThreadPoolExecutors 4:08 PM
30. < Android Ninja Warriors Rockstars Experts (116) No, Intent Service 4:07 PM What? 4:07 PM I have more than 20 years of experience and always working with ThreadPoolExecutors 4:08 PM Do you think the poor guy is asking for ThreadPool executors 4:09 PM
31. < Android Ninja Warriors Rockstars Experts (116) What? 4:07 PM I have more than 20 years of experience and always working with ThreadPoolExecutors 4:08 PM Do you think the poor guy is asking for ThreadPool executors 4:09 PM
32. < Android Ninja Warriors Rockstars Experts (116) What? 4:07 PM I have more than 20 years of experience and always working with ThreadPoolExecutors 4:08 PM Do you think the poor guy is asking for ThreadPool executors 4:09 PM Google is providing JobSchedulers, more easy 4:10 PM
33. < Android Ninja Warriors Rockstars Experts (116) I have more than 20 years of experience and always working with ThreadPoolExecutors 4:08 PM Do you think the poor guy is asking for ThreadPool executors 4:09 PM Google is providing JobSchedulers, more easy 4:10 PM
34. < Android Ninja Warriors Rockstars Experts (116) I have more than 20 years of experience and always working with ThreadPoolExecutors 4:08 PM Do you think the poor guy is asking for ThreadPool executors 4:09 PM Google is providing JobSchedulers, more easy 4:10 PM JobSchedulers? 4:11 PM
35. < Android Ninja Warriors Rockstars Experts (116) Do you think the poor guy is asking for ThreadPool executors 4:09 PM Google is providing JobSchedulers, more easy 4:10 PM JobSchedulers? 4:11 PM
36. < Android Ninja Warriors Rockstars Experts (116) Do you think the poor guy is asking for ThreadPool executors 4:09 PM Google is providing JobSchedulers, more easy 4:10 PM JobSchedulers? 4:11 PM RX!!! 4:12 PM
37. < Android Ninja Warriors Rockstars Experts (116) Google is providing JobSchedulers, more easy 4:10 PM JobSchedulers? 4:11 PM RX!!! 4:12 PM
38. < Android Ninja Warriors Rockstars Experts (116) Google is providing JobSchedulers, more easy 4:10 PM JobSchedulers? 4:11 PM RX!!! 4:12 PM RX!!! 4:12 PM
39. < Android Ninja Warriors Rockstars Experts (116) JobSchedulers? 4:11 PM RX!!! 4:12 PM RX!!! 4:12 PM
40. < Android Ninja Warriors Rockstars Experts (116) JobSchedulers? 4:11 PM RX!!! 4:12 PM RX!!! 4:12 PM RX!!! 4:13 PM
41. < Android Ninja Warriors Rockstars Experts (116) RX!!! 4:12 PM RX!!! 4:12 PM RX!!! 4:13 PM
42. < Android Ninja Warriors Rockstars Experts (116) RX!!! 4:12 PM RX!!! 4:12 PM RX!!! 4:13 PM Rx? 4:13 PM
43. < Android Ninja Warriors Rockstars Experts (116) RX!!! 4:12 PM RX!!! 4:13 PM Rx? 4:13 PM
44. < Android Ninja Warriors Rockstars Experts (116) RX!!! 4:12 PM RX!!! 4:13 PM Rx? 4:13 PM Don’t worry, these kids likes lot of Rx Java but then they don’t know what is a Looper and Handler 4:14 PM
45. < Android Ninja Warriors Rockstars Experts (116) RX!!! 4:13 PM Rx? 4:13 PM Don’t worry, these kids likes lot of Rx Java but then they don’t know what is a Looper and Handler 4:14 PM
46. < Android Ninja Warriors Rockstars Experts (116) RX!!! 4:13 PM Rx? 4:13 PM Don’t worry, these kids likes lot of Rx Java but then they don’t know what is a Looper and Handler 4:14 PM Ohh yes, you can still use Windows 95 and Cobol with Thread pool Executors 4:15 PM
47. < Android Ninja Warriors Rockstars Experts (116) Rx? 4:13 PM Don’t worry, these kids likes lot of Rx Java but then they don’t know what is a Looper and Handler 4:14 PM Ohh yes, you can still use Windows 95 and Cobol with Thread pool Executors 4:15 PM
48. < Android Ninja Warriors Rockstars Experts (116) Rx? 4:13 PM Don’t worry, these kids likes lot of Rx Java but then they don’t know what is a Looper and Handler 4:14 PM Ohh yes, you can still use Windows 95 and Cobol with Thread pool Executors 4:15 PM 4:16 PM
49. < Android Ninja Warriors Rockstars Experts (116) Don’t worry, these kids likes lot of Rx Java but then they don’t know what is a Looper and Handler 4:14 PM Ohh yes, you can still use Windows 95 and Cobol with Thread pool Executors 4:15 PM 4:16 PM
50. < Android Ninja Warriors Rockstars Experts (116) Don’t worry, these kids likes lot of Rx Java but then they don’t know what is a Looper and Handler 4:14 PM Ohh yes, you can still use Windows 95 and Cobol with Thread pool Executors 4:15 PM 4:16 PM 4:17 PM
51. < Android Ninja Warriors Rockstars Experts (116) Ohh yes, you can still use Windows 95 and Cobol with Thread pool Executors 4:15 PM 4:16 PM 4:17 PM
52. < Android Ninja Warriors Rockstars Experts (116) Ohh yes, you can still use Windows 95 and Cobol with Thread pool Executors 4:15 PM 4:16 PM 4:17 PM Sorry but still I don’t know how to execute a Background task 4:18 PM
53. < Android Ninja Warriors Rockstars Experts (116) 4:16 PM 4:17 PM Sorry but still I don’t know how to execute a Background task 4:18 PM
54. < Android Ninja Warriors Rockstars Experts (116) 4:16 PM 4:17 PM Sorry but still I don’t know how to execute a Background task 4:18 PM WHY YOU DON’T SEARCH IN GOOGLE??? 4:19 PM
55. < Android Ninja Warriors Rockstars Experts (116) 4:17 PM Sorry but still I don’t know how to execute a Background task 4:18 PM WHY YOU DON’T SEARCH IN GOOGLE??? 4:19 PM
56. < Android Ninja Warriors Rockstars Experts (116) 4:17 PM Sorry but still I don’t know how to execute a Background task 4:18 PM WHY YOU DON’T SEARCH IN GOOGLE??? 4:19 PM But… 4:20 PM
57. < Android Ninja Warriors Rockstars Experts (116) Sorry but still I don’t know how to execute a Background task 4:18 PM WHY YOU DON’T SEARCH IN GOOGLE??? 4:19 PM But… 4:20 PM
58. < Android Ninja Warriors Rockstars Experts (116) Sorry but still I don’t know how to execute a Background task 4:18 PM WHY YOU DON’T SEARCH IN GOOGLE??? 4:19 PM But… 4:20 PM You have been forced to leave the group 4:21PM
59. < Android Ninja Warriors Rockstars Experts (116) WHY YOU DON’T SEARCH IN GOOGLE??? 4:19 PM But… 4:20 PM You have been forced to leave the group 4:21PM
60. < Android Ninja Warriors Rockstars Experts (116) WHY YOU DON’T SEARCH IN GOOGLE??? 4:19 PM But… 4:20 PM You have been forced to leave the group 4:21PM I’m late for the party? You can use coroutines
61. Schedulers AsyncTask Handler ThreadPoolExecutor Services JobDispatchers Coroutines Threads #mobconf18
62. Schedulers AsyncTask Handler ThreadPoolExecutor Services JobDispatchers Coroutines Threads ¯\_(ツ)_/¯ #mobconf18
63. This is a real story (II) !!! #mobconf18
64. #mobconf18
65. #mobconf18
66. #mobconf18
67. Service #mobconf18
68. Service #mobconf18
69. Service #mobconf18
70. Service #mobconf18
71. Service #mobconf18
72. Job Scheduler Service #mobconf18
73. Job Scheduler Service #mobconf18
74. Job Scheduler Service #mobconf18
75. Job Scheduler Service #mobconf18
76. Job Scheduler Service Firebase Job Dispatcher #mobconf18
77. Job Scheduler Service Firebase Job Dispatcher #mobconf18
78. Job Scheduler Service Firebase Job Dispatcher #mobconf18
79. Job Scheduler Service Firebase Job Dispatcher #mobconf18 Doze Mode App Standby Background Restricted Apps Cached Wakelocks
80. Job Scheduler Service Firebase Job Dispatcher #mobconf18 Doze Mode App Standby Background Restricted Apps Cached Wakelocks
81. ¯\_(ツ)_/¯ #mobconf18
82. WorkManager #mobconf18
83. WorkManager Guaranteed, constraint-aware execution Aware Background Restrictions Backwards Compatible Queryable Chainable Opportunistic #mobconf18
84. Best Effort Guaranteed Execution Exact Timing Deferrable #mobconf18
85. Best Effort Guaranteed Execution Exact Timing Deferrable Thread Pool Foreground Service Thread Pool JobScheduler JobDispatcher AlarmManager BroadcastReceivers #mobconf18
86. Best Effort Guaranteed Execution Exact Timing Deferrable Thread Pool Foreground Service Thread Pool JobScheduler JobDispatcher AlarmManager BroadcastReceivers #mobconf18
87. WORK #mobconf18
88. WORK API >= 23 ? #mobconf18
89. WORK API >= 23 ? JOBSCHEDULER Yes #mobconf18
90. WORK API >= 23 ? JOBSCHEDULER EXECUTOR Yes #mobconf18
91. WORK API >= 23 ? JOBSCHEDULER EXECUTOR Play Services? No Yes #mobconf18
92. WORK API >= 23 ? JOBSCHEDULER EXECUTOR Play Services? FIREBASE JOBDISPATCHER No Yes Yes #mobconf18
93. WORK API >= 23 ? JOBSCHEDULER EXECUTOR Play Services? FIREBASE JOBDISPATCHER ALARM MANAGER + BROADCAST No No Yes Yes #mobconf18
94. WorkManager Api #mobconf18
95. WorkManager Api implementation "android.arch.work:work-runtime:1.0.0-alpha07" implementation "android.arch.work:work-testing:1.0.0-alpha07" implementation "android.arch.work:work-runtime-ktx:1.0.0-alpha07" implementation "android.arch.work:work-firebase:1.0.0-alpha07" #mobconf18
96. WorkManager Api implementation "android.arch.work:work-runtime:1.0.0-alpha07" #mobconf18
97. WorkManager Api implementation "android.arch.work:work-runtime:1.0.0-alpha07" #mobconf18 import androidx.work.impl
98. WorkManager Api #mobconf18
99. WorkManager Api Worker WorkRequest WorkManager WorkStatus #mobconf18
100. Worker #mobconf18
101. Worker UUID Extras #mobconf18
102. Worker doWork() SUCCESS FAILURE RETRY UUID Extras #mobconf18
103. Worker doWork() SUCCESS FAILURE RETRY UUID Extras isCancelled / isStopped #mobconf18
104. WorkRequest #mobconf18
105. WorkRequest Constraints Backoff Criteria #mobconf18
106. WorkRequest Constraints Network Device Idle Battery Storage Backoff Criteria #mobconf18
107. WorkRequest Constraints Backoff Criteria OneTimeWorkRequest PeriodicWorkRequest #mobconf18
108. WorkManager #mobconf18
109. WorkManager enqueue cancel #mobconf18
110. WorkManager enqueue cancel beginWith beginUniqueWork #mobconf18
111. WorkStatus #mobconf18
112. WorkStatus UUID State Data Tags #mobconf18
113. WorkStatus UUID State Data Tags Blocked Cancelled Enqueued Failed Running Succeeded #mobconf18
114. class ProcessData : Worker() { override fun doWork(): Result { myLongTaskProcess() return Result.SUCCESS } } #mobconf18
115. class ProcessData : Worker() { override fun doWork(): Result { val result = myLongTaskProcess() val outputData = Data.Builder() .putInt(KEY, result) .build() setOutputData(outputData) return Result.SUCCESS } } #mobconf18
116. class ProcessData : Worker() { override fun doWork(): Result { val result = myLongTaskProcess() val outputData = Data.Builder() .putInt(KEY, result) .build() setOutputData(outputData) return Result.SUCCESS } } Worker UUID Extras #mobconf18
117. class ProcessData : Worker() { override fun doWork(): Result { myLongTaskProcess() return Result.SUCCESS } } #mobconf18
118. class ProcessData : Worker() { override fun doWork(): Result { myLongTaskProcess() return Result.SUCCESS } } WorkRequest #mobconf18
119. class ProcessData : Worker() { override fun doWork(): Result { myLongTaskProcess() return Result.SUCCESS } } OneTimeWorkRequest.Builder(ProcessData::class.java) WorkRequest #mobconf18
120. class ProcessData : Worker() { override fun doWork(): Result { myLongTaskProcess() return Result.SUCCESS } } OneTimeWorkRequest.Builder(ProcessData::class.java) WorkRequest PeriodicWorkRequest.Builder(ProcessData::class.java, 15, TimeUnit.MINUTES) #mobconf18
121. class ProcessData : Worker() { override fun doWork(): Result { myLongTaskProcess() return Result.SUCCESS } } OneTimeWorkRequest.Builder(ProcessData::class.java) .setConstraints(with(Constraints.Builder()) { setRequiredNetworkType(NetworkType.CONNECTED) setRequiresCharging(true) setRequiresDeviceIdle(true) build() }) #mobconf18
122. OneTimeWorkRequest.Builder(ProcessData::class.java) .setConstraints(with(Constraints.Builder()) { setRequiredNetworkType(NetworkType.CONNECTED) setRequiresCharging(true) setRequiresDeviceIdle(true) build() }) #mobconf18
123. OneTimeWorkRequest.Builder(ProcessData::class.java) .setConstraints(with(Constraints.Builder()) { setRequiredNetworkType(NetworkType.CONNECTED) setRequiresCharging(true) setRequiresDeviceIdle(true) build() }) WorkManager.getInstance().enqueue(process) #mobconf18
124. WorkManager.getInstance().enqueue(process) WorkManager.getInstance() .getStatusById(process.id) .observe(this, Observer { if (it.state.isFinished) { } }) #mobconf18
125. WorkManager.getInstance().enqueue(process) WorkManager.getInstance() .getStatusById(process.id) .observe(this, Observer { if (it.state.isFinished) { } }) #mobconf18
126. .getStatusById(process.id) #mobconf18
127. .getStatusById(process.id) @Override public @NonNull LiveData<WorkStatus> getStatusById(@NonNull UUID id) { } #mobconf18
128. .getStatusById(process.id) @Override public @NonNull LiveData<WorkStatus> getStatusById(@NonNull UUID id) { } .observe(this, Observer {}) #mobconf18
129. .getStatusById(process.id) @Override public @NonNull LiveData<WorkStatus> getStatusById(@NonNull UUID id) { } .observe(this, Observer {}) @MainThread public void observe(LifecycleOwner owner, @NonNull Observer<T> observer) { } #mobconf18
130. Process #mobconf18
131. Process Process2 Process4 Process3 #mobconf18
132. Process Process2 Process4 Process3 #mobconf18
133. Process Process2 Process4 Process3 WorkManager.getInstance() .beginWith(process, process2) .then(process3) .then(process4) .enqueue() #mobconf18
134. Process2 Process4 Process5 Process1 Process3 #mobconf18
135. Process2 Process4 Process5 Process1 Process3 val chain1 = WorkManager.getInstance() .beginWith(process1) .then(process2) val chain2 = WorkManager.getInstance() .beginWith(process3) .then(process4) val chain3 = WorkContinuation .combine(chain1, chain2) .then(process5) chain3.enqueue() #mobconf18
136. Task Executor #mobconf18
137. Task Executor postToMainThread executeOnBackgroundThread #mobconf18
138. Task Executor postToMainThread executeOnBackgroundThread Handler(Looper.getMainLooper()) Executors.newSingleThreadExecutor #mobconf18
139. Task Executor postToMainThread executeOnBackgroundThread DefaultTaskExecutor Handler(Looper.getMainLooper()) Executors.newSingleThreadExecutor WorkManagerTaskExecutor #mobconf18
140. #mobconf18 Testing?
141. #mobconf18 Testing? private static void setupSynchronousTaskExecutor() { WorkManagerTaskExecutor.getInstance() .setTaskExecutor(new TaskExecutor() { @Override public void postToMainThread(Runnable runnable) { runnable.run(); } @Override public void executeOnBackgroundThread(Runnable runnable) { runnable.run(); } }); }
142. #mobconf18 WorkMangerTestInitHelper
143. #mobconf18 WorkMangerTestInitHelper TestWorkManagerImpl TestDriver
144. TestScheduler #mobconf18 WorkMangerTestInitHelper TestWorkManagerImpl TestDriver SynchrnousExecutor
145. WorkDatabase #mobconf18
146. WorkDatabase Room Architecture Components #mobconf18
147. WorkDatabase WorkSpec Room Architecture Components Dependency SystemIdInfo WorkName WorkTag #mobconf18
148. Upload media to a server Parse data and store it in database OK #mobconf18
149. Upload media to a server Parse data and store it in database Parse data and update contents of a view Process payment transaction Use as data store OK NOT OK #mobconf18
150. https://codelabs.developers.google.com/codelabs/android-workmanager/#0 Links & References
151. https://codelabs.developers.google.com/codelabs/android-workmanager/#0 Links & References
152. https://codelabs.developers.google.com/codelabs/android-workmanager/#0 Links & References
153. inaki.seri@gmail.com @inyaki_mwc Thanks!!!