package stirling.software.SPDF.utils; import jakarta.servlet.http.HttpServletRequest; public class UrlUtils { private UrlUtils() {} public static String getOrigin(HttpServletRequest request) { String scheme = request.getScheme(); // http or https String serverName = request.getServerName(); // localhost int serverPort = request.getServerPort(); // 8080 String contextPath = request.getContextPath(); // /myapp return scheme + "://" + serverName + ":" + serverPort + contextPath; } }