code: public static Map<String, Field> createColumnsFieldMap(EntityMetadata m, EmbeddableType superColumn)
      {
          Map<String, Field> columnNameToFieldMap = new HashMap<String, Field>();
  
          Set<Attribute> attributes = superColumn.getAttributes();
          for (Attribute column : attributes)
          {
              columnNameToFieldMap.put(((AbstractAttribute) column).getJPAColumnName(), (Field) column.getJavaMember());
          }
          return columnNameToFieldMap;
      }
docs: Creates the columns field map.
  
  @param m
  the m
  @param superColumn
  the super column
  @return the map