https://beam.apache.org/releases/javadoc/2.9.0/org/apache/beam/runners/dataflow/BatchStatefulParDoOverrides.BatchStatefulDoFn.html
BatchStatefulParDoOverrides.BatchStatefulDoFn (Apache Beam 2.9.0)
apache beam
https://beam.apache.org/releases/javadoc/2.22.0/org/apache/beam/runners/dataflow/BatchStatefulParDoOverrides.BatchStatefulDoFn.html
BatchStatefulParDoOverrides.BatchStatefulDoFn (Apache Beam 2.22.0)
apache beam