code: private QueryBuilder populateInQuery(InExpression inExpression, EntityMetadata metadata)
      {
          String property = getField(inExpression.getExpression().toParsedText());
          Expression inItemsParameter = inExpression.getInItems();
  
          log.debug("IN query parameters for field " + property + " is: " + inItemsParameter);
          Iterable inItemsIterable = getInValuesCollection(inItemsParameter);
  
          return getFilter(kunderaQuery.new FilterClause(property, Expression.IN, inItemsIterable, property), metadata);
      }
docs: Populate IN query filter.
  
  @param inExpression
  the in expression
  @param metadata
  the metadata
  @return the filter builder