code: public static JavaClassIgnoreResolver singletonInstance()
      {
          if (defaultInstance == null)
          {
              TrieStructureTypeRelation<String,String> relation = new TrieStructureTypeRelation<String,String>() {
  
                  @Override public String getStringToSearchFromSearchType(String search)
                  {
                      return search;
                  }
  
                  @Override public String getStringPrefixToSaveSaveType(String save)
                  {
                      /**
                       * At least for now javaclass-ignore does not contain anything except the prefix
                       */
                      return save;
                  }
  
                  @Override public boolean checkIfMatchFound(String saved, String searched)
                  {
                      return searched.startsWith(saved);
                  }
              };
              defaultInstance = new JavaClassIgnoreResolver(relation);
          }
          return defaultInstance;
      }
docs: Gets the default instance of the {@link JavaClassIgnoreResolver}. This is not thread safe.