code: private Map<ResourceType, MetricsIntValue> createTypeToCountMap(
        Collection<ResourceType> resourceTypes, String actionType) {
      Map<ResourceType, MetricsIntValue> m =
          new HashMap<ResourceType, MetricsIntValue>();
      for (ResourceType t : resourceTypes) {
        String name = (actionType + "_" + t).toLowerCase();
        MetricsIntValue value = new MetricsIntValue(name, registry);
        m.put(t, value);
      }
      return m;
    }
docs: Create a map of resource type -> current count.
  @param resourceTypes The resource types.
  @param actionType A string indicating pending, running etc.
  @return The map.