}

    @Override
    public boolean isResolved() {
        return getFile() != null;
    }

    @Override
    public void setFile(File file) {
        throw new UnsupportedOperationException("transformed artifact file cannot be set");
    }

    @Override
    public synchronized File getFile() {
        try {
            String state = mayUpdate();
            if (state == null) {

                boolean resolveManagedVersions,
                ArtifactRepository localRepository,
                List<ArtifactRepository> remoteRepositories) {
            File file = artifact.getFile();
            this.artifact = ArtifactUtils.copyArtifact(artifact);
            if ("pom".equals(artifact.getType()) && file != null) {
                pomHash = file.getPath().hashCode() + file.lastModified();

        return artifact.getClassifier();
    }

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

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

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

    File createFile() throws IOException {
      File file = File.createTempFile("SinkSourceFile", "txt");
      fileThreadLocal.set(file);
      return file;
    }

    File getFile() {
      return fileThreadLocal.get();
    }

    // acts as an override in subclasses that implement SourceSinkFactory
    @SuppressWarnings("EffectivelyPrivate")

        when(project.getPackaging()).thenReturn("jar");
        when(project.getName()).thenReturn("Apache Maven Embedder");
        when(project.getVersion()).thenReturn("3.5.4-SNAPSHOT");
        when(project.getFile()).thenReturn(new File(basedir, "maven-embedder/pom.xml"));
        when(event.getProject()).thenReturn(project);

        MavenProject rootProject = mock(MavenProject.class);

        this.project = project;

        artifact.setFile(project.getArtifact().getFile());
        artifact.setResolved(true);
    }

    /** {@inheritDoc} */
    @Override
    public File getFile() {
        // we need to get the latest file for the project, not the artifact that was created at one point in time
        return project.getArtifact().getFile();
    }

    /** {@inheritDoc} */
    @Override

        assertArgumentNotNull("url", url);

        final String s = url.getFile();
        return URLUtil.decode(s, "UTF8");
    }

    /**
     * Returns the file of the resource.
     *
     * @param url
     *            The resource URL. Must not be {@literal null}.
     * @return The file.
     */
    public static File getFile(final URL url) {
        assertArgumentNotNull("url", url);

        String existingContent = "";

        // Try to read existing content
        try {
            FileObject inputFile = processingEnv.getFiler().getResource(StandardLocation.CLASS_OUTPUT, "", path);
            try (BufferedReader reader = new BufferedReader(new InputStreamReader(inputFile.openInputStream()))) {
                String line;

            for (MavenProject project : session.getMavenSession().getAllProjects()) {
                if (id.equals(id(project.getArtifact()))
                        && project.getArtifact().getFile() != null) {
                    return Optional.of(project.getArtifact().getFile().toPath());
                }
            }
        }
        Path path = paths.get(id);
        if (path == null && artifact instanceof DefaultArtifact defaultArtifact) {

 * under the License.
 */
package org.apache.maven.artifact;

/**
 * Exception that occurs when an artifact file is used, but has not been resolved.
 *
 * TODO it may be better for artifact.getFile() to throw it - perhaps it is a runtime exception?
 */
public class DependencyResolutionRequiredException extends Exception {
    public DependencyResolutionRequiredException(Artifact artifact) {