package com.puppycrawl.tools.checkstyle.checks.design.hideutilityclassconstructor;
   
   import java.io.Serializable;
   
   public class InputHideUtilityClassConstructorSerializableInnerStatic implements Serializable {
       private static final long serialVersionUID = 1L;
   
       public InputHideUtilityClassConstructorSerializableInnerStatic(int i) {
           // no code
      }
  
      public String getValue() {
          return "";
      }
      
      // It is NOT Utility Inner class
      @SuppressWarnings("unused")
      public static class Event {
          // Top level class have access to fields - no need in public getters
          private String ind;
          private String ind1;
          
          public Event(String value){
              // do a lot of calculations
          }
          
          // static because this method is utility
          public static String getEmptyString() {
              return "";
          }
      }
      
      // It is Utility Inner class
      @SuppressWarnings("unused")
      public static class Event1 {
          private String ind;
          private String ind1;
          
          private Event1(){
              // do a lot of calculations
          }
          
          // static because this method is utility
          public static String getEmptyString() {
              return "";
          }
      }
  }