package com.github.sevntu.checkstyle.checks.design;
   import java.util.*;
   
   public class InputPublicReferenceToPrivateTypeCheck8 {
       private class PrivateInner{
           private String name="Private inner";
       }
       protected class ProtectedInner{
          private String name="Protected inner";
      }
      class DefInner{
          
      }
      public class PublicInner{
          private String name="Public inner";
      }   
      
      public PublicInner returnPublic(){  //OK
          return new PublicInner();
      }   
      public DefInner ReturnedDefault(){  //OK
          return new DefInner();
      }
      public Set<TreeSet<HashMap<String, PrivateInner>>> returnPrivate(){ //WARNING
          return new HashSet<TreeSet<HashMap<String, PrivateInner>>>();
      }   
      public OutClass returnedOut(){  //WARNING
          return new OutClass();
      }
      public List<ProtectedInner> returnedProtected(){    //OK
          return (List<ProtectedInner>) new ProtectedInner();
      }
      private class OutClass{
  
          public OutClass()
          {
              // TODO Auto-generated constructor stub
          }
      }
      
  }