code: protected PropertyDescriptor findDescriptor(String name) throws IntrospectionException {
        if (null == descriptorMap) {
           descriptorMap = loadDescriptorMap(); //lazy load descriptors
        }
        return descriptorMap.get(name.toUpperCase().trim());
     }
docs: Find the property descriptor for a given column.
  @param name - column name to look up.
  @return - the property descriptor for the column.
  @throws IntrospectionException - thrown on error loading the property descriptors.