Added in API level 27

Transformation


public interface Transformation

android.service.autofill.Transformation
CharSequenceTransformation Replaces a TextView child of a CustomDescription with the contents of one or more regular expressions (regexs). 
DateTransformation Replaces a TextView child of a CustomDescription with the contents of a field that is expected to have a date value
ImageTransformation Replaces the content of a child ImageView of a presentation template with the first image that matches a regular expression (regex). 


Helper class used to change a child view of a presentation template at runtime, using the values of fields contained in the screen.

Typically used by CustomDescription to provide a customized autofill save UI.

Note: This interface is not meant to be implemented by app developers; only implementations provided by the Android System can be used in other Autofill APIs.