public void service()

in src/main/java/org/apache/sling/scripting/java/impl/ServletWrapper.java [99:141]
36 lines of code
7 McCabe index (conditional complexity)

    public void service(HttpServletRequest request,
                         HttpServletResponse response)
    throws Exception {
        try {
            if ((available > 0L) && (available < Long.MAX_VALUE)) {
                if (available > System.currentTimeMillis()) {
                    response.setDateHeader("Retry-After", available);
                    response.sendError
                        (HttpServletResponse.SC_SERVICE_UNAVAILABLE,
                         "Servlet unavailable.");
                    logger.error("Java servlet {} is unavailable.", this.sourcePath);
                    return;
                }
                // Wait period has expired. Reset.
                available = 0;
            }

            final Servlet servlet = this.getServlet();

            // invoke the servlet
            if (servlet instanceof SingleThreadModel) {
                // sync on the wrapper so that the freshness
                // of the page is determined right before servicing
                synchronized (this) {
                    servlet.service(request, response);
                }
            } else {
                servlet.service(request, response);
            }

        } catch (final UnavailableException ex) {
            int unavailableSeconds = ex.getUnavailableSeconds();
            if (unavailableSeconds <= 0) {
                unavailableSeconds = 60;        // Arbitrary default
            }
            available = System.currentTimeMillis() +
                (unavailableSeconds * 1000L);
            response.sendError
                (HttpServletResponse.SC_SERVICE_UNAVAILABLE,
                 ex.getMessage());
            logger.error("Java servlet {} is unavailable.", this.sourcePath);
        }
    }