when:
        def filtered = collection.filter { f -> f.name == 'f1' }

        then:
        filtered.files == toSet(file1)

        when:
        collection.files.add(file3)

        then:
        filtered.files == toSet(file1, file3)
    }

    void "can visit filtered collection"() {
        def file1 = new File("f1")
        def file2 = new File("f2")

proxy: proxyVersion: '^1\.6.*' cluster: {} patch: operation: MERGE value: filters: - name: istio.metadata_exchange typed_config: "@type": type.googleapis.com/udpa.type.v1.TypedStruct type_url: type.googleapis.com/envoy.tcp.metadataexchange.config.MetadataExchange value: protocol: istio-peer-exchange - applyTo: CLUSTER match: context: GATEWAY proxy: proxyVersion: '^1\.6.*' cluster: {} patch: operation: MERGE value: filters: - name: istio.metadata_exchange typed_config: "@type": type.googleapis.co...

			chain.Filters = append(chain.Filters, opt.networkFilters...)
			chain.Filters = append(chain.Filters, filter)
		}

		// Set a default filter chain. This allows us to avoid issues where
		// traffic starts to match a filter chain but then doesn't match latter criteria, leading to

            }

            if (build.getFilters() != null) {
                List<String> filters = new ArrayList<>();
                for (String filter : build.getFilters()) {
                    filters.add(alignToBaseDirectory(filter, basedir));
                }
                build.setFilters(filters);
            }

            build.setOutputDirectory(alignToBaseDirectory(build.getOutputDirectory(), basedir));

      // the regular values should be visible after filtering
      List<@Nullable Object> allEntries = new ArrayList<>();
      allEntries.addAll(extremeValues);
      allEntries.addAll(normalValues);
      SortedSet<E> set = delegate.create(allEntries.toArray());

      return createSubSet(set, firstExclusive, lastExclusive);
    }

    /** Calls the smallest subSet overload that filters out the extreme values. */

apiVersion: release-notes/v2
kind: bug-fix
area: traffic-management
releaseNotes:
  - |
    **Improved** the ordering of HTTP and TCP envoy filters to improve consistency
upgradeNotes:
  - title: "Envoy filter ordering"
    content: |
      This change impacts internal implementation of how Envoy "filters" are ordered. These filters run in order to implement various functionality.
      

Adil Mohamed M P <******@****.***> 1717448525 +0530

apiVersion: gateway.networking.k8s.io/v1beta1
kind: HTTPRoute
metadata:
  name: http-filter-1
spec:
  hostnames:
    - my.filter.com
  rules:
    - filters:
        - type: RequestHeaderModifier
          requestHeaderModifier:
            add:
              - name: my-header
                value: foo
      backendRefs:
        - name: my-filter-svc1
          weight: 1

   */
  // TODO(kevinb): how can we omit that Iterables link when building gwt
  // javadoc?
  public static <E extends @Nullable Object> Collection<E> filter(
      Collection<E> unfiltered, Predicate<? super E> predicate) {
    if (unfiltered instanceof FilteredCollection) {
      // Support clear(), removeAll(), and retainAll() when filtering a filtered
      // collection.

                    def filtered = ['included-1.3.jar', 'libInclude.jar']
                    assert files1.collect { it.name } == all
                    assert files2.files.collect { it.name } == all
                    assert files3.collect { it.name } == all
                    assert files4.collect { it.name } == []

                    assert files5.collect { it.name } == filtered