code: private List<I_CmsResourceType> convertTypeNamesToTypes(List<String> resourceTypes) {
  
          List<I_CmsResourceType> result = new ArrayList<I_CmsResourceType>();
          if (resourceTypes != null) {
              for (String type : resourceTypes) {
                  try {
                      result.add(getResourceManager().getResourceType(type.trim()));
                  } catch (Exception e) {
                      logError(e);
                  }
              }
          }
  
          return result;
      }
docs: Returns a list of resource types by a request parameter.<p>
  
  @param resourceTypes the resource types parameter
  
  @return the resource types