protected Stream collectTransitiveDependencies()

in winegrower-extension/winegrower-build/winegrower-maven-plugin/src/main/java/org/apache/winegrower/extension/build/maven/LibsMojo.java [96:121]

• 25 lines of code
• 2 McCabe index (conditional complexity)

    protected Stream<File> collectTransitiveDependencies(final Dependency dependency) {
        final DependencyResolutionRequest request = new DefaultDependencyResolutionRequest();
        request.setMavenProject(new MavenProject() {{
            getDependencies().add(dependency);
        }});
        request.setRepositorySession(session);
        try {
            final Collection<File> files = new ArrayList<>();
            dependenciesResolver.resolve(request).getDependencyGraph().accept(new DependencyVisitor() {
                @Override
                public boolean visitEnter(final DependencyNode node) {
                    return true;
                }

                @Override
                public boolean visitLeave(final DependencyNode node) {
                    final org.eclipse.aether.artifact.Artifact artifact = node.getArtifact();
                    files.add(artifact.getFile());
                    return true;
                }
            });
            return files.stream();
        } catch (final DependencyResolutionException e) {
            throw new IllegalStateException(e.getMessage(), e);
        }
    }