try {
            ToolchainsBuilderResult result = builder.build(ToolchainsBuilderRequest.builder()
                    .session((Session) java.lang.reflect.Proxy.newProxyInstance(
                            Session.class.getClassLoader(),
                            new Class[] {Session.class},
                            (Object proxy, Method method, Object[] args) -> {

                .artifacts(nonNull(artifacts, "artifacts cannot be null"))
                .build();
    }

    @NotThreadSafe
    class ArtifactInstallerRequestBuilder {
        Session session;
        Collection<ProducedArtifact> artifacts = Collections.emptyList();

        ArtifactInstallerRequestBuilder() {}

        @Nonnull

    @Nonnull
    List<Toolchain> getToolchains(@Nonnull Session session, String type, Map<String, String> requirements);

    /**
     *
     * @param session
     * @param type
     * @return the selected {@link Toolchain}
     * @throws ToolchainManagerException if an exception occurs
     */
    @Nonnull
    Optional<Toolchain> getToolchainFromBuildContext(@Nonnull Session session, String type)
            throws ToolchainManagerException;

def get_session():
    with Session(engine) as session:
        yield session


SessionDep = Annotated[Session, Depends(get_session)]

app = FastAPI()


@app.on_event("startup")
def on_startup():
    create_db_and_tables()


@app.post("/heroes/")
def create_hero(hero: Hero, session: SessionDep) -> Hero:
    session.add(hero)
    session.commit()
    session.refresh(hero)
    return hero

    private final RepositorySystemSession session;
    private final AtomicReference<String> sourceState;

    @SuppressWarnings("checkstyle:ParameterNumber")
    TransformedArtifact(
            DefaultConsumerPomArtifactTransformer defaultConsumerPomArtifactTransformer,
            MavenProject project,
            Path target,
            RepositorySystemSession session,
            org.apache.maven.artifact.Artifact source,

     */
    default void install(Session session, ProducedArtifact artifact) {
        install(session, Collections.singletonList(artifact));
    }

    /**
     * @param session the repository session
     * @param artifacts Collection of {@link ProducedArtifact MavenArtifacts}
     * @throws ArtifactInstallerException In case of an error which can be the a given artifact cannot be found or the
     *             installation has failed.

      return new MockResponse()
          .setResponseCode(404)
          .setBody("unexpected request");
    }

    try {
      OAuthSession session = slackApi.exchangeCode(code, redirectUrl());
      listener.sessionGranted(session);
    } catch (IOException e) {
      return new MockResponse()
          .setResponseCode(400)
          .setBody("code exchange failed: " + e.getMessage());
    }

    public static RepositoryRequest getRepositoryRequest(MavenSession session, MavenProject project) {
        RepositoryRequest request = new DefaultRepositoryRequest();

        request.setLocalRepository(session.getLocalRepository());
        if (project != null) {
            request.setRemoteRepositories(project.getPluginArtifactRepositories());
        }
        request.setOffline(session.isOffline());

                new DefaultArtifact("org.apache.maven.its", "dep-mng5324", "classifierB", "jar", "07.20.3-SNAPSHOT");
        requestB.setArtifact(artifactB);

        VersionResult resultB = versionResolver.resolveVersion(session, requestB);
        assertEquals("07.20.3-20120809.112920-97", resultB.getVersion());

        VersionRequest requestA = new VersionRequest();
        requestA.addRepository(newTestRepository());

		t.Fatalf("errors happened when update: %v", err)
	}

	var user3 User
	DB.Preload("Pets").Find(&user3, "id = ?", user.ID)
	CheckUser(t, user2, user3)

	if err := DB.Session(&gorm.Session{FullSaveAssociations: true}).Save(&user).Error; err != nil {
		t.Fatalf("errors happened when update: %v", err)
	}

	var user4 User
	DB.Preload("Pets").Find(&user4, "id = ?", user.ID)
	CheckUser(t, user4, user)