What's new in latest Android release and how Developers can use it with examples

1. What’s new in Android
M?
Top 10 things you should know

2. M - preview timeline
● Schedule subject to change
● Updates delivered over-the-air (OTA)
● Final M release targeting Q3 2015 (new Nexus 5?)

3. App permissions
● NORMAL Permission vs Not :)
● Changes to runtime permission
● Reduced install and update friction.
● Behavior remains same for prev
versions of SDK
○ grant upfront
○ but can deny later
● Best practice : for absolutely necessary
permission ask user for it during setup

4. App permissions
targetSdkVersion < M targetSdkVersion = M+
Pre-M device
Install time permission dialog All
permissions granted
M device
Install time permission dialog
All permissions granted
User can revoke permissions
No dialog during install
No permissions granted initially
App can request permissions
User can revoke permissions

5. How to request permissions

6. And take care of the answer

7. Fingerprint API
● New fingerprint api
● Hardware support
● Updated lockscreen
● Multi finger support
● UI is completely controlled by the app
● Can fall back to keyguard manager
● Authenticate user without sharing any credential

8. Doze Mode

9. Doze Mode
● Better battery back up when idle
● Standby can improve upto 2x
● Uses sensors to detect if the phone is idle
● Postpones non important tasks that wake up the device
● Resumes when the device is moves

10. Doze Mode - What does it mean?
Network access is disabled, unless your app receives a high priority
Google Cloud Messaging tickle.
Wake locks are ignored.
Alarms scheduled with the AlarmManager class are disabled, except
for alarms that you've set with the setAlarmClock() method and
AlarmManager.setAndAllowWhileIdle().
WiFi scans are not performed.
Syncs and jobs for your sync adapters and JobScheduler are not
permitted to run.

11. App Standby
● Apps that are not used for long periods
● Lose access to network and background
tasks
● Avoid continuous battery drain for
unused stuff
● Resumes when the device plugs in or
you use the app .

12. Assistant support
● Provide system additional info about the current screen
○ Context
○ Metadata
● can be at application or activity level .
● Google Now on TAP

13. Data binding
● Support library back to 2.1
● view to object mapping
● can apply transformation
● better performance

14. activity_main.xml

15. User.java

16. MainActivity.java

17. Material design support library
● Super useful
● Lots of boilerplate code removed; no need to add multiple libraries
● Add to project
compile 'com.android.support:design:22.2.0'
● Navigation view , Floating Labels, SnackBar, Tabs ,
CoordinatorLayout , FAB
● check out coordinator layout animations on scroll

18. Navigation Drawer

19. Floating labels

20. FAB

21. Snackbar

22. Tabs

23. CoordinatorLayout

24. Applinks
Directly open links in app without intent chooser
● Create http://<domain>:<optional port>/.well-known/statements.json:
[{
"relation": ["delegate_permission/common.handle_all_urls"],
"target": {
"namespace": "android_app",
"package_name": "<package name>",
"sha256_cert_fingerprints": ["6C:EC:C5:0E:34:AE....EB:0C:9B"]
}
}]
● Request app link verification
<activity ...>
<intent-filter android:autoVerify="true">
<action android:name="android.intent.action.VIEW" />
<category android:name="android.intent.category.DEFAULT" />
<category android:name="android.intent.category.BROWSABLE" />
<data android:scheme="http" android:host="www.android.com" />

25. Applinks
● Request app link verification
<activity ...>
<intent-filter android:autoVerify="true">
<action android:name="android.intent.action.VIEW" />
<category android:name="android.intent.category.DEFAULT" />
<category android:name="android.intent.category.BROWSABLE" />
<data android:scheme="http" android:host="www.gett.com" />
<data android:scheme="https" android:host="www.gett.com" />
</intent-filter>
</activity>

26. Direct Share

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