* {@link #addNode(Object) add} each missing endpoint to the graph.
   *
   * @return {@code true} if the graph was modified as a result of this call
   * @throws IllegalArgumentException if the introduction of the edge would violate {@link
   *     #allowsSelfLoops()}
   * @throws IllegalArgumentException if the endpoints are unordered and the graph is directed
   * @since 27.1
   */
  @CanIgnoreReturnValue

        PersistedToolchains pt = new PersistedToolchains();
        merger.merge(pt, null, null);
        merger.merge(null, pt, null);
    }

    @Test
    void testMergeJdk() throws Exception {
        try (InputStream isDominant = MavenToolchainMergerTest.class.getResourceAsStream("toolchains-jdks.xml");

        return inputDir;
    }

    @OutputDirectory
    public DirectoryProperty getOutputDir() {
        return outputDir;
    }

    @TaskAction
    public void adapt() throws IOException {

        for (String classFile : classFiles) {
            adjustClass(classFile, classNode -> {
                classNode.access &= ~ACC_PRIVATE;
                classNode.access |= ACC_PUBLIC;

    }

    protected ArtifactRepository getLocalRepository() throws Exception {
        File repoDir = new File(getBasedir(), "target/local-repo").getAbsoluteFile();

        return repositorySystem.createLocalRepository(repoDir);
    }

    @Test
    void testThatASystemScopedDependencyIsNotResolvedFromRepositories() throws Exception {
        //

    private int expiredCount;

    protected void setUp() throws Exception {
        expiredCount = 0;
        TimeoutManager.getInstance().clear();
    }

    protected void tearDown() throws Exception {
        TimeoutManager.getInstance().clear();
    }

    /**
     * @throws Exception
     */
    public void testExpired() throws Exception {

        long decodedValue = SMBUtil.readInt8(buffer, offset);
        assertEquals(endOfFile, decodedValue);
    }

    @Test
    @DisplayName("Test decode method with valid buffer")
    void testDecode() throws SMBProtocolDecodingException {
        // Prepare buffer with known value
        long expectedValue = 0x0123456789ABCDEFL;
        byte[] buffer = new byte[16];
        SMBUtil.writeInt8(expectedValue, buffer, 0);

  }

  @Override
  public OutputStream openStream() throws IOException {
    outputStreamOpened = true;
    bytes.reset(); // truncate
    return new Out();
  }

  private final class Out extends TestOutputStream {

    Out() throws IOException {
      super(bytes, options);
    }

    @Override
    public void close() throws IOException {
      outputStreamClosed = true;
      super.close();
    }

    String LOCAL_REPOSITORY_ID = "local";

    @Deprecated
    ArtifactRepositoryLayout getLayout(String layoutId) throws UnknownRepositoryLayoutException;

    @Deprecated
    ArtifactRepository createDeploymentArtifactRepository(String id, String url, String layoutId, boolean uniqueVersion)
            throws UnknownRepositoryLayoutException;

    ArtifactRepository createDeploymentArtifactRepository(

      ParameterizedType parameterType =
          (ParameterizedType)
              WithWildcardType.class.getDeclaredMethod(methodName, List.class)
                  .getGenericParameterTypes()[0];
      return (WildcardType) parameterType.getActualTypeArguments()[0];
    }
  }

  public void testNewWildcardType() throws Exception {

     * @param outgoing the buffer containing data to be wrapped
     * @throws DcerpcException if the wrapping operation fails
     */
    void wrap(NdrBuffer outgoing) throws DcerpcException;

    /**
     * Unwraps incoming DCERPC message data after security processing
     * @param incoming the buffer containing data to be unwrapped
     * @throws DcerpcException if the unwrapping operation fails
     */