public interface Parameters extends ValueSourceParameters {
        RegularFileProperty getFile();
    }

    @Nullable
    @Override
    public T obtain() {
        @Nullable final RegularFile regularFile = getParameters().getFile().getOrNull();
        if (regularFile == null) {
            return null;
        }
        final File file = regularFile.getAsFile();

     */
    public File getLibraryFile() {
        return ((FilePath) this.getClasses().iterator().next()).getFile();
    }

    /**
     * Returns a single javadoc jar or javadoc folder
     */
    public File getJavadocFile() {
        if (getJavadoc().size() > 0) {
            return ((FilePath) this.getJavadoc().iterator().next()).getFile();
        } else {
            return null;
        }
    }

    /**

    }

    @Deprecated
    @Override
    public Artifact setFile(File file) {
        File current = getFile();
        if (Objects.equals(current, file)) {
            return this;
        }
        return new RelocatedArtifact(
                artifact.setFile(file), groupId, artifactId, classifier, extension, version, message);
    }

    @Override

            files.add(artifact.getFile());
        }

        @Override
        public void visitFileDependency(ResolvedArtifactResult artifact, boolean testDependency) {
            files.add(artifact.getFile());
        }

        @Override

        return getDisplayName();
    }

    @Override
    public ComponentIdentifier getComponentIdentifier() {
        return componentIdentifier;
    }

    @Override
    public File getFile() {
        return publishArtifact.getFile();
    }

    @Override
    public ComponentArtifactIdentifier getId() {
        return this;
    }

    @Override
    public ComponentIdentifier getComponentId() {

        MavenProject war = session.getProjects().get(2);

        assertNull(war.getArtifactMap()
                .get("org.apache.maven.its.mng6300:mng6300-lib")
                .getFile());

        lib.getArtifact().setFile(new File("lib.jar"));

        resolver.resolveProjectDependencies(
                war, scopesToCollect, scopesToResolve, session, aggregating, reactorArtifacts);

        assertEquals(

    public String getClassifier() {
        return artifact.getClassifier();
    }

    public String getVersion() {
        return artifact.getBaseVersion();
    }

    public File getFile() {
        return artifact.getFile();
    }

    @Override
    public String toString() {
        return artifact.toString();
    }

     * FileInputStream(getFile())}.
     *
     * @return The input stream. Never returns null. The caller is responsible for closing this stream.
     */
    InputStream open();

    /**
     * Copies the content of this file to an output stream. Generally, calling this method is more performant than
     * calling {@code new FileInputStream(getFile())}.
     *

        when:
        IvyXmlModuleDescriptorParser.Parser disconnectedParser = parser.createParser(parseContext, localResource, [:])

        then:
        localResource.getFile() >> new File('ivy.xml')
        disconnectedParser != null
        disconnectedParser instanceof DisconnectedIvyXmlModuleDescriptorParser.DisconnectedParser
    }

        return newSignatureFileCollection(input -> input.getFile());
    }

    private FileCollection newSignatureFileCollection(Function<Signature, File> getFile) {
        return toFileCollection(collectSignatureFiles(getFile));
    }

    protected abstract FileCollection toFileCollection(List<File> files);

    private List<File> collectSignatureFiles(Function<Signature, File> getFile) {