code: public List<String> getWorkplaceServers(CmsSSLMode filterMode) {
  
          if (filterMode == null) {
              return getWorkplaceServers();
          }
          List<String> ret = new ArrayList<String>();
          for (String server : m_workplaceServers.keySet()) {
              if (m_workplaceServers.get(server).equals(filterMode)) {
                  ret.add(server);
              }
          }
          return ret;
      }
docs: Returns the configured worklace servers.<p>
  
  @param filterMode CmsSSLMode to filter results for.
  @return the workplace servers