code: private String getServerId() {
          UUID fullServerId = null;
          WsLocationAdmin locationService = this.wsLocationAdmin;
          if (locationService != null) {
              fullServerId = locationService.getServerId();
          }
          if (fullServerId == null) {
              fullServerId = UUID.randomUUID(); // shouldn't get here, but be careful just in case
          }
          return fullServerId.toString().toLowerCase(); // clone IDs need to be in lower case for consistency with tWAS
      }
docs: Derives a unique identifier for the current server.
  The result of this method is used to create a cloneId.
  
  @return a unique identifier for the current server (in lower case)