* This collection has the same content as {@code getDependencies.values()} except that it does not contain
     * null elements.
     *
     * @return the paths of all dependencies
     */
    @Nonnull
    List<Path> getPaths();

    /**
     * Returns the file paths of all dependencies and their assignments to different paths.
     * The {@link PathType} keys identify, for example, {@code --class-path} or {@code --module-path} options.

    /**
     * Shortcut for {@code getService(ArtifactManager.class).getPath(...)}.
     *
     * @param artifact the artifact for which to get a path
     * @return path associated to the given artifact
     *
     * @see org.apache.maven.api.services.ArtifactManager#getPath(Artifact)
     */
    @Nonnull
    Optional<Path> getArtifactPath(@Nonnull Artifact artifact);

    /**

                    if (t == Node.class) {
                        result = res.getNodes();
                    } else if (t == Path.class) {
                        result = res.getPaths();
                    }
                } else if (field.getType() == Map.class && field.getGenericType() instanceof ParameterizedType pt) {
                    Type k = pt.getActualTypeArguments()[0];

        assertEquals(path.normalize(), source.getPath());
    }

    @Test
    void testBuildSource() {
        Path path = Paths.get("/tmp");
        ModelSource source = Sources.buildSource(path);

        assertNotNull(source);
        assertInstanceOf(Sources.BuildPathSource.class, source);
        assertEquals(path.normalize(), source.getPath());
    }

    @Test
    void testResolvedSource() {

        assertNotNull(source);
        assertEquals(modelId, source.getModelId(), "Resolved source should return the provided modelId");
        assertNull(source.getPath(), "Resolved sources should return null for getPath()");
        assertEquals(path.toString(), source.getLocation());
    }

    @Test
    void testModelIdFormat() {
        String location = "/tmp/test.xml";

                indent.append("  ");
            }
        } else if (collectStepTrace != null) {
            if (collectStepTrace.getPath().get(0).getArtifact() == null) {
                return;
            }
            baseName = ArtifactIdUtils.toId(collectStepTrace.getPath().get(0).getArtifact())
                    .replace(":", "_");
            trackingFile = trackingDir.resolve(baseName + ext);

            Files.deleteIfExists(target);
            result = null;
        } else if (!Files.exists(src.getPath())) {
            Files.deleteIfExists(target);
            result = "";
        } else {
            String current = ChecksumAlgorithmHelper.calculate(
                            src.getPath(), List.of(new Sha1ChecksumAlgorithmFactory()))
                    .get(Sha1ChecksumAlgorithmFactory.NAME);

    }

    @Override
    public String getPathForLocalMetadata(Metadata metadata) {
        return getPath(metadata, "local");
    }

    @Override
    public String getPathForRemoteMetadata(Metadata metadata, RemoteRepository repository, String context) {
        return getPath(metadata, getRepositoryKey(repository, context));
    }

    String getRepositoryKey(RemoteRepository repository, String context) {

    }

    @Override
    public String getPathForLocalMetadata(Metadata metadata) {
        return getPath(metadata, "local");
    }

    @Override
    public String getPathForRemoteMetadata(Metadata metadata, RemoteRepository repository, String context) {
        return getPath(metadata, getRepositoryKey(repository, context));
    }

    String getRepositoryKey(RemoteRepository repository, String context) {

            this.path = requireNonNull(path, "path").normalize();
            this.location = location != null ? location : this.path.toString();
        }

        @Override
        @Nullable
        public Path getPath() {
            return path;
        }

        @Override
        @Nonnull
        public InputStream openStream() throws IOException {
            return Files.newInputStream(path);
        }