Added missing methods

import java.util.List;

import java.util.regex.Pattern;

import java.util.stream.Collectors;

import net.ivoa.xml.vospace.v2.ContainerNode;

import net.ivoa.xml.vospace.v2.DataNode;

import net.ivoa.xml.vospace.v2.StructuredDataNode;

public class NodeUtils {

        return true;

    }

    public static String getDbNodeType(Node node) {

        if (node instanceof ContainerNode) {

            return "container";

        } else if (node instanceof DataNode) {

            return "data";

        }

        throw new UnsupportedOperationException("Unable to retrieve database node type for class " + node.getClass().getCanonicalName());

    }

    public static String getNodeName(String path) {

        String[] parsedPath = path.split("/");

        return parsedPath[parsedPath.length - 1];

    }

    public static String getNodeName(Node myNode) {

        String uri = myNode.getUri();

        return getNodeName(uri);

    }

    public static boolean getIsBusy(Node myNode) {

        if (myNode instanceof DataNode) {

            DataNode dataNode = (DataNode) myNode;

            return dataNode.isBusy();

        }

        return false;

    }

    public static Node getTypedNode(String type) {

        Node node;

        switch (type) {

            case "container":

                node = new ContainerNode();

                break;

            case "data":

                node = new DataNode();

                break;

            case "structured":

                node = new StructuredDataNode();

                break;

            default:

                throw new UnsupportedOperationException("Node type " + type + " not supported yet");

        }

        return node;

    }

}