// to delete on exit
            }
        } else if (metadataFile.exists()) {
            try (InputStream input = Files.newInputStream(metadataFile.toPath())) {
                metadata = new Metadata(new MetadataStaxReader().read(input, false));
            }
        }

        boolean changed;

        // If file could not be found or was not valid, start from scratch

            File remoteFile = new File(remoteRepo.getBasedir(), remoteRepo.pathOf(artifact));

            Files.createDirectories(localFile.toPath().getParent());
            Files.copy(remoteFile.toPath(), localFile.toPath());
        }

        artifact.setResolved(true);
    }

    public void retrieve(
            ArtifactRepository repository,
            File destination,

            mavenProjectHelper.attachArtifact(mavenProject, "java-source", artifactFile);
            assertEquals(1, mavenProject.getAttachedArtifacts().size());
        } finally {
            Files.deleteIfExists(artifactFile.toPath());
        }
    }

            return result instanceof Path
                    ? evaluator.alignToBaseDirectory(((Path) result).toFile()).toPath()
                    : result;
        }
    }

                    public Object getValue(String expression) {
                        if (projectDir != null && "baseUri".equals(expression)) {
                            return projectDir.getAbsoluteFile().toPath().toUri().toASCIIString();
                        }
                        return null;
                    }
                },
                PROJECT_PREFIXES,
                false);

                    rootLocator.findRoot(pomFile.getParentFile().toPath()));

            DefaultModelBuildingListener listener =
                    new DefaultModelBuildingListener(project, projectBuildingHelper, request);

            ModelBuilderRequest modelBuildingRequest = getModelBuildingRequest()
                    .source(ModelSource.fromPath(pomFile.toPath()))
                    .projectBuild(true)

                File remoteFile = new File(basedir, path(download.getArtifact()));
                try {
                    Path dest = download.getFile().toPath();
                    Files.createDirectories(dest.getParent());
                    Files.copy(remoteFile.toPath(), dest);
                } catch (IOException e) {
                    if (!remoteFile.exists()) {

        String parentContent = new String(Files.readAllBytes(parent.toPath()), StandardCharsets.UTF_8);
        parentContent = parentContent.replace(
                "<packaging>pom</packaging>",
                "<packaging>pom</packaging><properties><addedProperty>addedValue</addedProperty></properties>");
        Files.write(parent.toPath(), parentContent.getBytes(StandardCharsets.UTF_8));
        // re-build pom with modified parent

                for (ArtifactResult result : results) {
                    Artifact artifact = session.getArtifact(result.getArtifact());
                    Path path = result.getArtifact().getFile().toPath();
                    artifactManager.setPath(artifact, path);
                    paths.put(artifact, path);
                }
            }
            return () -> paths;

    PlexusContainer container;

    @Test
    void testAptConsistency() throws Exception {
        File apt = getTestFile("src/site/apt/artifact-handlers.apt");

        List<String> lines = Files.readAllLines(apt.toPath());

        for (String line : lines) {
            if (line.startsWith("||")) {
                String[] cols = line.split("\\|\\|");
                String[] expected = new String[] {
                    "",