https://beam.apache.org/releases/javadoc/2.23.0/org/apache/beam/sdk/transforms/windowing/CalendarWindows.YearsWindows.html
CalendarWindows.YearsWindows (Apache Beam 2.23.0)
apache beam
https://beam.apache.org/releases/javadoc/2.1.0/org/apache/beam/sdk/transforms/windowing/CalendarWindows.YearsWindows.html
CalendarWindows.YearsWindows