public boolean visit()

in nbm-maven-plugin/src/main/java/org/apache/netbeans/nbm/CollectModuleLibrariesNodeVisitor.java [93:152]
51 lines of code
14 McCabe index (conditional complexity)

    public boolean visit(DependencyNode node) {
        if (throwable != null) {
            return false;
        }
        if (root == node) {
            return true;
        }
        try {
            Artifact artifact = node.getArtifact();
            if (!artifacts.containsKey(artifact.getDependencyConflictId())) {
                //ignore non-runtime stuff..
                return false;
            }
            // somehow the transitive artifacts in the  tree are not always resolved?
            artifact = artifacts.get(artifact.getDependencyConflictId());

            ExamineManifest depExaminator = examinerCache.get(artifact);
            if (depExaminator == null) {
                depExaminator = new ExamineManifest(log);
                depExaminator.setArtifactFile(artifact.getFile());
                depExaminator.checkFile();
                examinerCache.put(artifact, depExaminator);
            }
            if (depExaminator.isNetBeansModule() || (useOSGiDependencies && depExaminator.isOsgiBundle())) {
                currentModule.push(artifact.getDependencyConflictId());
                ArrayList<Artifact> arts = new ArrayList<Artifact>();
                arts.add(artifact);
                if (currentModule.size() == 1) {
                    directNodes.put(currentModule.peek(), arts);
                } else {
                    transitiveNodes.put(currentModule.peek(), arts);
                }
                return true;
            }
            if (currentModule.size() > 0) {
                ////MNBMODULE-95 we are only interested in the module owned libraries
                if (!currentModule.peek().startsWith(LIB_ID)
                        && AbstractNbmMojo.
                                matchesLibrary(artifact, Collections.<String>emptyList(), depExaminator, log,
                                        useOSGiDependencies)) {
                    if (currentModule.size() == 1) {
                        directNodes.get(currentModule.peek()).add(artifact);
                    } else {
                        transitiveNodes.get(currentModule.peek()).add(artifact);
                    }
                    // if a library, iterate to it's child nodes.
                    return true;
                }
            } else {
                //MNBMODULE-95 we check the non-module dependencies to see if they
                // depend on modules/bundles. these bundles are transitive, so
                // we add the root module as the first currentModule to keep
                //any bundle/module underneath it as transitive
                currentModule.push(LIB_ID + artifact.getDependencyConflictId());
            }
        } catch (MojoExecutionException mojoExecutionException) {
            throwable = mojoExecutionException;
        }
        return true;
    }