code: public boolean isOUManagable(String ou) {
  
          if (m_isRootAccountManager) {
              return true;
          }
  
          if (OpenCms.getRoleManager().hasRole(m_cms, CmsRole.ACCOUNT_MANAGER.forOrgUnit(""))) {
              System.out.println("easy");
              return true;
          }
  
          return m_managableOU.contains(assureOUString(ou));
      }
docs: Checks if given ou is manageable.<p>
  
  @param ou to check
  @return true is it is manageable