Android 4.2.2 (JDQ39) Now Available, Here’s What’s New

Posted on Feb 12 2013 - 6:12pm by Chad Buenaflor

Google released yesterday Android 4.2.2 build JDQ39 OTAs for the GSM Galaxy Nexus, Nexus 7 and the Nexus 10. Today, the company also pushed the 4.2.2 to all AOSP. If you’ve already updated your device then you will see some changes to the OS while the other changes remain invisible to the user.

android 4.2.2

Some of the obvious changes include

  • Time left to download now displayed when downloading apps from Google Play
  • Long pressing Wi-Fi and Bluetooth toggles them in  Quick Settings
  • Secured ADB
  • Bluetooth bug fixes
  • Tone is played when wireless charging begins

So far this is the best Jelly Bean available as reported by most users who have already updated their devices.

Here are some of the changelog of Android 4.2.2 (JDQ39) over Android 4.2.1 (JOP40G)

Project name: /platform/development

  • ChrisBanes – Update bitmapfun sample to call recycle()
  •  Dirk Dougherty – Add redirect for removed file.
  •  Dirk Dougherty – Minor updates to keep androiddevdocs redirect in sync with devsite version (in frameworks/base)
  •  Adam Koch – Bitmapfun Sample: Fix bug where background image loading could hang
  •  Chet Haase – Cherrypick from Change-Id: I4ae984cf776604cede32b98db6b1eb3cb6c59c7e
  •  Adam Koch – Bitmapfun Sample: Change cache memory calculation to use maxMemory()
  •  Adam Koch – Bitmapfun Sample: Fix inSampleSize selection and update dependencies
  •  Katie McCormick – Network sample: fix typo in manifest
  •  Xavier Ducrohet – Update platform tools rev to 16.0.2
  •  Dirk Dougherty – Add ko and ru to validLangs.
  •  Joe Malin – Android Training: Threads sample app
  •  Dirk Dougherty – Add redirect for IAB v3 restructure.
  •  Dianne Hackborn – SDK Only: Fix search interaction with various samples.
  •  Dirk Dougherty – Redirects /guide/google to /google/.
  •  Xavier Ducrohet – Move plat-tools SDK component rev to 16.0.1
  •  && repo sync -j8 – Doc change: sample app for Notifications class
  •  cott Main – docs: update redirects for articles
  •  Scott Main – docs: add redirects for best practices pages that moved to training
  •  Scott Main – docs: a few bonus redirects for dac
  •  Andy Stadler – Cleanup eclipse .classpath for Gallery2
  •  Scott Main – docs: redirect next steps to building first app class

Project name: /platform/cts

  • Leo Liao – DO NOT MERGE Add missing features of JB and JB MR1
  •   Leo Liao – Add missing features of JELLY_BEAN to feature list
  •   Brian Muramatsu – Updated Holo test assets for JB MR1
  •   Nick Kralevich – FileSystemPermissionTest: add directories
  •   Brian Muramatsu – DO NOT MERGE Update CTS Verifier to R4
  •   Brian Muramatsu – DO NOT MERGE Update CTS Verifier to R5
  •   Laurent Tu – Restore CtsVerifier rate for passive updates
  •   Brian Muramatsu – Some Holo Test Improvements
  •   Nick Kralevich – Try reading every file on /sys
  •   Brian Muramatsu – DO NOT MERGE Update CTS Verifier version again
  •   Marco Nelissen – Improve testSetNextMediaPlayer test
  •   Brian Muramatsu – DO NOT MERGE Update CTS Verifier version to 4.2 R3
  •   Brian Muramatsu – DO NOT MERGE Update CTS Verifier version to 4.1_R4
  •   Laurent Tu – Assert mean and stdev of update deltas
  •   Nick Kralevich – Add CVE to Exynos vulnerability test.
  •   Brian Muramatsu – DO NOT MERGE Update CTS Verifier Version to 4.1_R3
  •   Laurent Tu – DO NOT MERGE Relax LocationVerifier assertions.
  •   steven_huang – DO NOT MERGE Filter out the overdue location cases in GPS test
  •   Brian Muramatsu – DO NOT MERGE Update CTS Verifier Version to 4.2_r2
  •   Laurent Tu – DO NOT MERGE Relax LocationVerifier assertions.
  •   Brian Muramatsu – DO NOT MERGE Update CTS Verifier Version to 4.2_r2
  •   Laurent Tu – DO NOT MERGE Relax LocationVerifier assertions.
  •   Brian Muramatsu – DO NOT MERGE Update CTS Verifier Version to 4.1_R3
  •   Laurent Tu – DO NOT MERGE Relax LocationVerifier assertions.
  •   steven_huang – DO NOT MERGE Filter out the overdue location cases in GPS test
  •   Nick Kralevich – Add Exynos vulnerability tests.
  •   Adam Momtaz – CTS tests for UiAutomator at API 17
  •   Marco Nelissen – Add test for MediaScanner misbehavior
  •   Andreas Huber – Add a CTS test that iterates through all codecs using MediaCodecList and
  •   Andreas Huber – Adds a CTS test verifying audio encoder functionality. (AAC, AMR-NB, AMR-WB)
  •   Adam Momtaz – Fixed a mistakenly deleted line from the last submit
  •   Marco Nelissen – Fix ringtone test
  •   Brian Muramatsu – Update BuildVersionTest to support 4.2.2
  •   Fabrice Di Meglio – Fix bug #7664208 android.widget.cts.TextViewTest#testResetTextAlignment failures on JD
  •   Eino-Ville Talvala – CTS Verifier: Fix Camera Formats preview orientation.
  •   Fabrice Di Meglio – Fix bug #7664305  android.widget.cts.TextViewTest#testResetTextDirection failures on JD
  •   Adam Momtaz – UiAutomator test APK and Tests for CTS
  •   Fabrice Di Meglio – Add more CTS tests for the reset of RTL properties
  •   Keun young Park – DO NOR MERGE make reboot default in CTS (merge from mr1)
  •   Keun young Park – add log to print time-out when time-out happens
  •   Nick Kralevich – Add more tests for restricted broadcasts.
  •   Keun young Park – add 4.2.1 to version list
  •   Svetoslav Ganov – Cannot move edit text cursor to first position using character granularity.
  •   Keun young Park – change all file writes to random access with O_SYNC
  •   Brett Chabot – Add UiAutomator test skeleton to CTS.
  •   Svetoslav Ganov – Fix the shell commands used to clean up after the accessibility tests.
  •   Svetoslav Ganov – Add NumberPicker CTS tests.
  •   Nick Kralevich – FileSystemPermissionTest: Expand block device tests.
  •   Keun young Park – force reboot after accessibility test
  •   Guru Nagarajan – Version number for CTS 4.2   modified:   tools/tradefed-host/src/com/android/cts/tradefed/build/CtsBuildProvider.java
  •   Brian Muramatsu – Report suite name to result server
  •   Igor Murashkin – Camera: New test to check app firing intent after capturing picture/video

These are just some of the changes done in the new version. A complete list of the changelog can be found in the link below.

via github

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About the Author

Chad Buenaflor is a tech writer, gadget reviewer and blogger. In his free time he likes to watch movies, listen to music and play chess. You can reach him at his Google+ social media account