code: public OperationFuture<List<LoadBalancerPool>> delete(LoadBalancerPoolFilter filter) {
          List<LoadBalancerPool> loadBalancerPoolList = findLazy(filter)
              .map(metadata -> LoadBalancerPool.refById(
                  metadata.getId(),
                  LoadBalancer.refById(
                      metadata.getLoadBalancerId(),
                      DataCenter.refById(metadata.getDataCenterId())
                  )
              ))
              .collect(toList());
  
          return delete(loadBalancerPoolList);
      }
docs: Delete filtered load balancer pools
  @param filter load balancer pool filter
  @return OperationFuture wrapper for load balancer pool list