return null;
    }

    private ArtifactResolutionResult collect(Set<Artifact> artifacts) throws ArtifactResolutionException {
        return collect(artifacts, null);
    }

    private ArtifactResolutionResult collect(Set<Artifact> artifacts, ArtifactFilter filter)
            throws ArtifactResolutionException {
        return artifactCollector.collect(

        List<UnreleasedVersionInfo> collect = filterSupportedVersions(
            getUnreleased().stream().filter(version -> version.equals(currentVersion) == false).collect(Collectors.toList())
        ).stream()
            .map(version -> new UnreleasedVersionInfo(version, getBranchFor(version), getGradleProjectPathFor(version)))
            .collect(Collectors.toList());

        collect.forEach(consumer::accept);
    }

                .collect(
                    Collectors.toMap(
                        Map.Entry::getKey,
                        entry -> entry.getValue()
                            .stream()
                            .map(classes::get)
                            .filter(this::implementsNamingConvention)
                            .collect(Collectors.toSet())
                    )

        List<Version> authoritativeReleasedVersions = Stream.of("7.0.0", "7.0.1", "7.1.0")
            .map(Version::fromString)
            .collect(Collectors.toList());

        BwcVersions vc = new BwcVersions(
            listOfVersions.stream().map(this::formatVersionToLine).collect(Collectors.toList()),
            Version.fromString("8.0.0")
        );
        vc.compareToAuthoritative(authoritativeReleasedVersions);
    }

                            .distinct()
                            .collect(Collectors.joining("\n")));
                    form.virtualHosts = stream(entity.getVirtualHosts())
                            .get(stream -> stream.filter(StringUtil::isNotBlank).map(String::trim).collect(Collectors.joining("\n")));
                    form.name = null;
                });

                            .distinct()
                            .collect(Collectors.joining("\n")));
                    form.virtualHosts = stream(entity.getVirtualHosts())
                            .get(stream -> stream.filter(StringUtil::isNotBlank).map(String::trim).collect(Collectors.joining("\n")));
                    form.name = null;
                });

                            .distinct()
                            .collect(Collectors.joining("\n")));
                    form.virtualHosts = stream(entity.getVirtualHosts())
                            .get(stream -> stream.filter(StringUtil::isNotBlank).map(String::trim).collect(Collectors.joining("\n")));
                    form.name = null;
                });

            Map<String, Node> nodes = node.stream()
                    .collect(Collectors.toMap(n -> getDependencyKey(n.getDependency()), Function.identity()));
            Map<String, Dependency> directDependencies = model.getDependencies().stream()
                    .filter(dependency -> !"import".equals(dependency.getScope()))
                    .collect(Collectors.toMap(
                            DefaultConsumerPomBuilder::getDependencyKey,

                map.put(KEY, e.getKeyAsString());
                map.put(COUNT, e.getDocCount());
                return map;
            }).collect(Collectors.toList());
        } else if (SearchLogPager.LOG_TYPE_FAVORITE.equalsIgnoreCase(pager.logType)) {
            list = (EsPagingResultBean<?>) favoriteLogBhv.selectPage(cb -> {

                    .collect(Collectors.joining(","));
            buf.append('[').append(json).append(']');
        } else if (value instanceof List) {
            final String json = ((List<?>) value).stream()
                    .map(s -> "\"" + StringEscapeUtils.escapeJson(s.toString()) + "\"")
                    .collect(Collectors.joining(","));