protected void renderHtml()

in src/main/java/org/apache/sling/servlets/resolver/internal/defaults/DefaultErrorHandlerServlet.java [94:132]

30 lines of code
3 McCabe index (conditional complexity)


    protected void renderHtml(
            ServletRequest req,
            ServletResponse res,
            String statusMessage,
            String requestUri,
            String servletName,
            int statusCode)
            throws IOException {
        // start the response message
        final PrintWriter pw = sendIntro((HttpServletResponse) res, statusCode, statusMessage, requestUri, servletName);

        // write the exception message
        final PrintWriter escapingWriter = new PrintWriter(ResponseUtil.getXmlEscapingWriter(pw));

        // dump the stack trace
        if (req.getAttribute(RequestDispatcher.ERROR_EXCEPTION) instanceof Throwable) {
            final Throwable throwable = (Throwable) req.getAttribute(RequestDispatcher.ERROR_EXCEPTION);
            pw.println("<h3>Exception:</h3>");
            pw.println("<pre>");
            pw.flush();
            printStackTrace(escapingWriter, throwable);
            escapingWriter.flush();
            pw.println("</pre>");
        }

        // dump the request progress tracker
        if (req instanceof SlingJakartaHttpServletRequest) {
            final RequestProgressTracker tracker = ((SlingJakartaHttpServletRequest) req).getRequestProgressTracker();
            pw.println("<h3>Request Progress:</h3>");
            pw.println("<pre>");
            pw.flush();
            tracker.dump(escapingWriter);
            escapingWriter.flush();
            pw.println("</pre>");
        }

        // conclude the response message
        sendEpilogue(pw);
    }