ConstraintLayout 2.0.2

 ConstraintLayout 2.0.2 is now available on the google maven repository: 

dependencies {

  implementation 'androidx.constraintlayout:constraintlayout:2.0.2'

}

or if using the android.support packages:

dependencies {

  implementation 'com.android.support.constraint:constraint-layout:2.0.2'

}

Documentation & Examples

Documentation is available on https://developer.android.com/reference/androidx/constraintlayout/widget/ConstraintLayout and https://developer.android.com/reference/androidx/constraintlayout/motion/widget/MotionLayout

Examples are available on https://github.com/android/views-widgets-samples/tree/master/ConstraintLayoutExamples

Source is available on https://github.com/AndroidX/constraintlayout

Bugfixes

This releases improves performances as well as fix a few issues. It is recommended to update to this version.

• Handling of view GONE visibility in ConstraintLayout was incorrect in some situations
• Handling of packed chains in ConstraintLayout was incorrect in some situations
• Fixed inflation exception on API 15 for the Flow virtual layout helper
• limitsBoundsTo was broken in MotionLayout
• jump to end was broken in MotionLayout in some situations (chaining transitions)

Flow inflation exception on API 15	165312258
java.lang.ClassCastException: androidx.constraintlayout.solver.ArrayLinkedVariables cannot be cast to androidx.constraintlayout.solver.SolverVariableValues	165964943
The attribute "flow_horizontalAlign" was defined with the wrong format	168495397
Margins are not visible (gone)	162917675
VerticalBias not working when another view has a constraint to the top of the original view	167014942
Barrier makes constraint work incorrectly	167612342
When horizontal chain style is set to packed it is not working as expected	167701934
MotionLayout: Quick swipes outside of limitBoundsTo are not ignored	168373996
Setting the visibility of a View to GONE causes layout to render incorrectly in 2.0.1	168681861
ConstraintLayout 2.0.0/2.0.1 "gone" views is not taken into consideration the same way as in 2.0.0-rc1	166486001