* TODO share with DefaultPluginMappingManager.
     */
    protected Metadata readMetadata(File mappingFile) throws RepositoryMetadataReadException {

        try (InputStream in = Files.newInputStream(mappingFile.toPath())) {
            return new Metadata(new MetadataStaxReader().read(in, false));
        } catch (FileNotFoundException e) {

    }


    private static boolean pathNamesPossiblyEqual ( String path1, String path2 ) {
        int p1, p2, l1, l2;

        // if unsure return this method returns true

        p1 = path1.lastIndexOf('/');
        p2 = path2.lastIndexOf('/');
        l1 = path1.length() - p1;
        l2 = path2.length() - p2;

        // anything with dots voids comparison

import assertk.assertions.isGreaterThan
import assertk.assertions.isLessThan
import kotlin.test.assertEquals
import kotlin.test.assertFailsWith
import okio.Buffer
import okio.FileSystem
import okio.Path.Companion.toPath
import org.junit.jupiter.api.BeforeEach
import org.junit.jupiter.api.Test

/** Confirm we get the expected table whether we build it from the .txt file or compact that. */
class IdnaMappingTableTest {

        validateApi(body, messages -> {});
        return asStream("badword.csv").contentTypeOctetStream().stream(out -> {
            final Path tempFile = ComponentUtil.getSystemHelper().createTempFile("fess-badword-", ".csv").toPath();
            try {
                try (Writer writer = new BufferedWriter(new OutputStreamWriter(Files.newOutputStream(tempFile), getCsvEncoding()))) {
                    badWordService.exportCsv(writer);

import okhttp3.testing.PlatformRule
import okio.Buffer
import okio.FileSystem
import okio.ForwardingFileSystem
import okio.GzipSink
import okio.Path
import okio.Path.Companion.toPath
import okio.buffer
import okio.fakefilesystem.FakeFileSystem
import okio.use
import org.junit.jupiter.api.AfterEach
import org.junit.jupiter.api.BeforeEach
import org.junit.jupiter.api.Tag

      assertThat(file.getName()).contains("FileBackedOutputStream");
      if (!isAndroid() && !isWindows()) {
        PosixFileAttributes attributes =
            java.nio.file.Files.getFileAttributeView(file.toPath(), PosixFileAttributeView.class)
                .readAttributes();
        assertThat(attributes.permissions()).containsExactly(OWNER_READ, OWNER_WRITE);
      }
    }
    out.close();

    }

    @Override
    public Model read(File input, Map<String, ?> options) throws IOException {
        Objects.requireNonNull(input, "input cannot be null");
        return read(input.toPath(), options);
    }

    @Override
    public Model read(Path path, Map<String, ?> options) throws IOException {
        Objects.requireNonNull(path, "path cannot be null");

                }

                @Nonnull
                @Override
                public Optional<Path> getPomFile() {
                    return Optional.ofNullable(res.getPomFile()).map(File::toPath);
                }

                @Nonnull
                @Override
                public Optional<Project> getProject() {
                    return Optional.ofNullable(session.getProject(res.getProject()));

    }

    @Override
    public Path locate(Path path) {
        File file = modelLocator.locateExistingPom(path.toFile());
        return file != null ? file.toPath() : null;
    }

    static class GAKey {
        private final String groupId;
        private final String artifactId;
        private final int hashCode;

        return artifact.getGroupId() + ':' + artifact.getArtifactId();
    }

    @Deprecated
    @Override
    public MavenMetadata setFile(File file) {
        return new VersionsMetadata(artifact, file.toPath(), timestamp);
    }

    @Override
    public MavenMetadata setPath(Path path) {
        return new VersionsMetadata(artifact, path, timestamp);
    }

    @Override
    public String getGroupId() {