see more Data Binding Guide.

• SimpleBindingActivity.java
  • Hello World!
• ViewsWithIDsActivity.java
  • Views With IDs sample. ViewHolder don't need anymore.
• AvoidingNullPointerExceptionActivity.java
  • Generated data binding code automatically checks for nulls and avoid null pointer exceptions.
• IncludeDataBindingLayoutActivity.java
  • Variables may be passed into an included layout's binding from the containing layout.
• AutoUpdateBindingActivity.java
  • When the bound variable is updated, it will set the View automatically.
• ExpressionLanguageActivity.java
• MVVMActivity.java
  • Implementation of MVVM Pattern using Data Binding.
• BindingAdapterActivity.java
  • @BindingAdapter sample.

multi-dex-keep.txt

-keep public class * extends android.databinding.ViewDataBinding {
 *;
}

build.gradle

android {
  defaultConfig {
    multiDexEnabled = true
    multiDexKeepProguard file('multi-dex-keep.txt')
  }

-dontwarn android.databinding.**