public static ClassName generateMigrationName(String packageName,Schema from,Schema to){
  return ClassName.get(packageName,String.format(Locale.US,"MigrateV%dToV%d",from.getVersion(),to.getVersion()));
}

public static ClassName generateMigrationName ( String packageName , Schema from , Schema to ) { return ClassName . get ( packageName , String . format ( Locale . US , "MigrateV%dToV%d" , from . getVersion ( ) , to . getVersion ( ) ) ) ; }
generates the migration class name for migrating from one db version to the other
