private final String type;

        Key(Collection<WorkspaceReader> readers) {
            keys = readers.stream().map(r -> r.getRepository().getKey()).collect(Collectors.toList());
            type = readers.stream().map(r -> r.getRepository().getContentType()).collect(Collectors.joining("+"));
        }

        public String getContentType() {
            return type;
        }

        @Override

                .collect(Collectors.groupingBy(Pair::getFirst, Collectors.mapping(Pair::getSecond, Collectors.toList())));
        sourceMap.put("searchField", searchFieldMap);
        final Map<String, List<String>> headerMap = headerList.stream()
                .collect(Collectors.groupingBy(Pair::getFirst, Collectors.mapping(Pair::getSecond, Collectors.toList())));
        sourceMap.put("headers", headerMap);

                            .collect(Collectors.groupingBy(Pair::getFirst, Collectors.mapping(Pair::getSecond, Collectors.toList())));
                    appendJson("search-field", searchFieldMap, buf).append(',');
                    final Map<String, List<String>> requestHeaderMap = entity.getRequestHeaderList()
                            .stream()

                                                .configuration(exec.getConfiguration())
                                                .build())
                                        .collect(Collectors.toList()))
                                .build());
                    }

                    @Override
                    public Collection<Link> links() {

            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,

import static com.google.common.base.Preconditions.checkPositionIndexes;
import static com.google.common.collect.CollectPreconditions.checkNonnegative;
import static com.google.common.collect.ObjectArrays.checkElementsNotNull;
import static com.google.common.collect.RegularImmutableList.EMPTY;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;

        builder.dependencies(target.getDependencies().stream()
                .map(d -> mergeDependency(d, sourceIterator.next(), sourceDominant, context))
                .collect(Collectors.toList()));
    }

    @Override
    protected void mergeDependency_Exclusions(
            Dependency.Builder builder,
            Dependency target,
            Dependency source,

        this.setSince(md.getSince());
        this.setThreadSafe(true);
        this.setImplementation(md.getImplementation());
        try {
            this.setParameters(md.getParameters().stream().map(Parameter::new).collect(Collectors.toList()));
        } catch (DuplicateParameterException e) {
            throw new IllegalArgumentException(e);
        }
        this.mojoDescriptorV4 = md;
        this.v4Api = true;
    }

import com.google.common.annotations.J2ktIncompatible;
import com.google.common.collect.testing.ListTestSuiteBuilder;
import com.google.common.collect.testing.MinimalCollection;
import com.google.common.collect.testing.SetTestSuiteBuilder;
import com.google.common.collect.testing.TestStringListGenerator;
import com.google.common.collect.testing.TestStringSetGenerator;
import com.google.common.collect.testing.features.CollectionFeature;

     *
     * @return The filter used to determine which of the artifacts in the dependency graph should be traversed or
     *         {@code null} to collect all transitive dependencies.
     */
    public ArtifactFilter getCollectionFilter() {
        return collectionFilter;
    }

    public ArtifactResolutionRequest setCollectionFilter(ArtifactFilter filter) {