return new DefaultOperationDescriptor(id, name, displayName, parentId);
    }

    static AbstractOperationResult toOperationResult(OperationFinishEvent result) {
        Throwable failure = result.getFailure();
        long startTime = result.getStartTime();
        long endTime = result.getEndTime();
        if (failure != null) {

    public ComponentGraphSpecificResolveState getGraphState() throws ModuleVersionResolveException {
        assertResolved();
        return graphState;
    }

    @Override
    public ModuleVersionResolveException getFailure() {
        assertHasResult();
        return failure;
    }

    private void assertResolved() {
        assertHasResult();
        if (failure != null) {
            throw failure;
        }
    }

        encoder.writeSmallLong(value.getSelector().getResultId());
        encoder.writeBoolean(value.isConstraint());
        encoder.writeSmallLong(value.getFromVariant());
        if (value.getFailure() == null) {
            if (value.getSelectedVariant() != null) {
                encoder.writeByte(SUCCESSFUL);
                encoder.writeSmallLong(value.getSelected());

                    }
                } else if (result.getFailure() != null) {
                    encoder.writeByte((byte) 3);
                    encoder.writeBoolean(result.wasCancelled());
                    payloadSerializer.write(encoder, result.getFailure());
                } else {
                    encoder.writeByte((byte) 4);

        long startTime = finishEvent.getStartTime();
        long endTime = finishEvent.getEndTime();
        Throwable failure = finishEvent.getFailure();
        if (failure != null) {
            return new DefaultProjectConfigurationFailureResult(startTime, endTime, singletonList(DefaultFailure.fromThrowable(failure)), pluginApplicationResults);
        }

                }
            } else {
                Throwable failure = transformedSubject.getFailure().get();
                visitor.visitFailure(new TransformException(String.format("Failed to transform %s to match attributes %s.", node.getInputArtifact().getId().getDisplayName(), targetVariant.getAttributes()), failure));

        return state;
    }

    @Override
    public boolean hasResult() {
        return state != State.Unknown;
    }

    @Override
    public ModuleVersionResolveException getFailure() {
        assertHasResult();
        return failure;
    }

    @Override
    public T getMetaData() throws ModuleVersionResolveException {
        assertResolved();
        return metaData;
    }

 */
public interface ComponentIdResolveResult extends ResolveResult {
    /**
     * Returns the resolve failure, if any.
     */
    @Override
    @Nullable
    ModuleVersionResolveException getFailure();

    /**
     * Returns the identifier of the component.
     *
     * @throws org.gradle.internal.resolve.ModuleVersionResolveException If resolution was unsuccessful and the id is unknown.
     */

    }

    @Override
    public void visitNode(DependencyGraphNode node) {
        for (DependencyGraphEdge dependency : node.getOutgoingEdges()) {
            ModuleVersionResolveException failure = dependency.getFailure();
            if (failure != null) {
                addUnresolvedDependency(dependency, dependency.getRequested(), failure);
            }
        }
    }

    private Object mark;

    @Override
    public boolean hasResult() {
        return id != null || failure != null;
    }

    @Override
    public ModuleVersionResolveException getFailure() {
        return failure;
    }

    @Override
    public ComponentIdentifier getId() {
        assertResolved();
        return id;
    }

    @Override