How to use

MadvocServletFilter

in

jodd.madvoc

/**
 * Builds {@link ActionRequest} and invokes it. If action result is a chain, it repeats the process.
 */
@Override
public void doFilter(final ServletRequest req, final ServletResponse res, final FilterChain chain) throws IOException, ServletException {
  HttpServletRequest request = (HttpServletRequest) req;
  HttpServletResponse response = (HttpServletResponse) res;
  String actionPath = DispatcherUtil.getServletPath(request);
  try {
    MadvocResponseWrapper madvocResponse = new MadvocResponseWrapper(response);
    actionPath = madvocController.invoke(actionPath, request, madvocResponse);
  } catch (Exception ex) {
    log.error("Invoking action path failed: " + actionPath, ex);
    throw new ServletException(ex);
  }
  if (actionPath != null) {	// action path is not consumed
    boolean pathProcessed = processUnhandledPath(actionPath, req, res);
    if (!pathProcessed) {
      chain.doFilter(request, response);
    }
  }
}

/**
 * Filter initialization.
 */
public void init(FilterConfig filterConfig) throws ServletException {
  ServletContext servletContext = filterConfig.getServletContext();
  madvoc = Madvoc.get(servletContext);
  if (madvoc == null) {
    madvoc = createMadvoc(filterConfig);
    try {
      madvoc.startNewWebApplication(servletContext);
    } catch (Exception ex) {
      throw new ServletException("Unable to start Madvoc web application.", ex);
    }
  }
  log = Log.getLogger(MadvocServletFilter.class);
  madvocController = madvoc.getMadvocController();
}

/**
 * Builds {@link ActionRequest} and invokes it. If action result is a chain, it repeats the process.
 */
public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
  HttpServletRequest request = (HttpServletRequest) req;
  HttpServletResponse response = (HttpServletResponse) res;
  String actionPath = DispatcherUtil.getServletPath(request);
  try {
    actionPath = madvocController.invoke(actionPath, request, response);
  } catch (Exception ex) {
    log.error("Exception while invoking action path: " + actionPath, ex);
    ex.printStackTrace();
    throw new ServletException(ex);
  }
  if (actionPath != null) {	// action path is not consumed
    actionPath = processUnhandledPath(actionPath, req, res);
    if (actionPath != null) {
      chain.doFilter(request, response);
    }
  }
}