working on re-engineering due to task #3635 - Refactoring: create NodeUtils class

package it.inaf.oats.vospace;

import it.inaf.oats.vospace.datamodel.NodeUtils;

import javax.servlet.http.HttpServletRequest;

import org.springframework.beans.factory.annotation.Autowired;

    @Autowired

    private HttpServletRequest servletRequest;

    /**

     * Slash is a special character in defining REST endpoints and trying to

     * define a PathVariable containing slashes doesn't work, so the endpoint

     * has been defined using "/nodes/**" instead of "/nodes/{path}" and the

     * path is extracted manually parsing the request URL.

     */

    protected String getPath() {

        String requestURL = servletRequest.getRequestURL().toString();

        String[] split = requestURL.split("/nodes/");

        String path = "/";

        if (split.length == 2) {

            path += split[1];

        return NodeUtils.getPathFromRequestURLString(requestURL);

    }

        return path;

    protected String getParentPath(String path) {

        return NodeUtils.getParentPath(path);

    }

}