for (Node commandNode : getChildren(findFirstChildNamed(getXml(), "buildSpec"), "buildCommand")) {
            String name = findFirstChildNamed(commandNode, "name").text();
            Map<String, String> arguments = new LinkedHashMap<>();
            for (Node dictionaryNode : getChildren(findFirstChildNamed(commandNode, "arguments"), "dictionary")) {
                String key = findFirstChildNamed(dictionaryNode, "key").text();

        return root == null ? Collections.<Node>emptyList() : Cast.<List<Node>>uncheckedCast(root.get(name));
    }

    @Nullable
    public static Node findFirstChildNamed(@Nullable Node root, String name) {
        return root == null ? null : Iterables.getFirst(getChildren(root, name), null);
    }

    @Nullable

        Node moduleManager = findFirstWithAttributeValue(getChildren(getXml(), "component"), "name", "ProjectModuleManager");
        Preconditions.checkNotNull(moduleManager);
        Node modules = findFirstChildNamed(moduleManager, "modules");
        if (modules == null) {
            modules = moduleManager.appendNode("modules");
        }
        return modules;
    }

    private Node findCompilerConfiguration() {

                wbModuleNode.remove(elementNode);
            }
        }
    }

    private static Node getWbModuleNode(Node xml) {
        Node wbModule = XmlPersistableConfigurationObject.findFirstChildNamed(xml, "wb-module");
        Preconditions.checkNotNull(wbModule);
        return wbModule;
    }

    private static void setNodeAttribute(Node node, String key, String value) {

    }

    @Nullable
    private Node findOutputDir() {
        return findFirstChildNamed(getNewModuleRootManager(), "output");
    }

    @Nullable
    private Node findTestOutputDir() {
        return findFirstChildNamed(getNewModuleRootManager(), "output-test");
    }

    private List<Node> findOrderEntries() {