List<Dependency> dependencies = new ArrayList<>();
        dependencies.add(new Dependency(B, A));
        dependencies.add(new Dependency(C, A));
        dependencies.add(new Dependency(X, B));
        dependencies.add(new Dependency(X, C));
        dependencies.add(new Dependency(Y, B));
        dependencies.add(new Dependency(Z, C));
        return dependencies;
    }

                    for (Dependency dep : model.getDependencies()) {
                        Object key = getDependencyKey().apply(dep);
                        Dependency dependency = dependencies.get(key);
                        newDeps.add(dependency);
                    }
                    return Model.newBuilder(model).dependencies(newDeps).build();
                }

                .setRoot(root != null ? session.toDependency(root, false) : null)
                .setDependencies(session.toDependencies(dependencies, false))
                .setManagedDependencies(session.toDependencies(managedDependencies, true))
                .setRepositories(session.toRepositories(remoteRepositories));

        RepositorySystemSession systemSession = session.getSession();

                .setRoot(root != null ? session.toDependency(root, false) : null)
                .setDependencies(session.toDependencies(dependencies, false))
                .setManagedDependencies(session.toDependencies(managedDependencies, true))
                .setRepositories(session.toRepositories(remoteRepositories));

        RepositorySystemSession systemSession = session.getSession();

        this.configuration = configuration;
    }

    public void setDependencies(List<Dependency> dependencies) {
        this.dependencies = dependencies;
    }

/**
 * The DependencyCollector service can be used to collect dependencies
 * for a given artifact and builds a graph of them.
 * The dependencies collection mechanism will not download any artifacts,
 * and only the pom files will be downloaded.
 *
 * @since 4.0.0
 */
@Experimental
public interface DependencyCollector extends Service {

    /**
     * Collects the transitive dependencies and builds a dependency graph.

    /**
     * The file paths of all dependencies, regardless on which Java tool option those paths should be placed.
     */
    private final List<Path> paths;

    /**
     * The file paths of all dependencies, dispatched according the Java options where to place them.
     */
    private final Map<PathType, List<Path>> dispatchedPaths;

    /**
     * The dependencies together with the path to each dependency.
     */

         */
        List<Dependency> dependencies = model.getDependencies();
        Map<String, Dependency> normalized = new LinkedHashMap<>(dependencies.size() * 2);

        for (Dependency dependency : dependencies) {
            normalized.put(dependency.getManagementKey(), dependency);
        }

        if (dependencies.size() != normalized.size()) {
            builder.dependencies(normalized.values());
        }

        assertEquals("b", pom.getValue("build/plugins[1]/dependencies[3]/artifactId"));
        assertEquals("1", pom.getValue("build/plugins[1]/dependencies[3]/version"));
        assertEquals("e", pom.getValue("build/plugins[1]/dependencies[4]/artifactId"));
        assertEquals("1", pom.getValue("build/plugins[1]/dependencies[4]/version"));
        assertEquals("d", pom.getValue("build/plugins[1]/dependencies[5]/artifactId"));

        this.artifactExists = artifactExists;
    }

    public Collection<ArtifactMetadata> getDependencies() {
        return dependencies;
    }

    public void setDependencies(Collection<ArtifactMetadata> dependencies) {
        this.dependencies = dependencies;
    }

    public String getArtifactUri() {
        return artifactUri;
    }

    public void setArtifactUri(String artifactUri) {