policy.NewActionSet(policy.GetBucketLocationAction),
				policy.NewResourceSet(policy.NewResource("mybucket")),
				condition.NewFunctions(),
			),
			policy.NewBPStatement("",
				policy.Allow,
				policy.NewPrincipal("*"),
				policy.NewActionSet(policy.PutObjectAction),
				policy.NewResourceSet(policy.NewResource("mybucket/myobject*")),
				condition.NewFunctions(),
			),
		},
	}

                T resource = resources.get(i);
                T newResource = mapper.apply(resource);
                if (newResource != null) {
                    if (newResources == null) {
                        newResources = new ArrayList<>(resources);
                    }
                    newResources.set(i, newResource);
                }
            }
        }
        return newResources;