public void start()

in callouts/java/service-callout/src/main/java/service/ServiceCallout.java [212:257]
35 lines of code
6 McCabe index (conditional complexity)

    public void start() throws IOException {
        ExternalProcessorImpl processor = new ExternalProcessorImpl();

        if (cert != null && certKey != null) {
            logger.info("Secure server starting...");

            server = NettyServerBuilder.forPort(port)
                    .sslContext(createSslContext(cert, certKey))
                    .addService(processor)
                    .executor(Executors.newFixedThreadPool(serverThreadCount)) // Configurable thread pool
                    .build()
                    .start();

            logger.info("Secure Server started, listening on " + port);

        }
        if (enablePlainTextPort) {
            logger.info("Plaintext server starting...");

            plaintextServer = ServerBuilder.forPort(plaintextPort)
                    .addService(processor)
                    .executor(Executors.newFixedThreadPool(serverThreadCount)) // Configurable thread pool
                    .build()
                    .start();

            logger.info("Plaintext Server started, listening on " + plaintextPort);
        }



        // Start Health Check Server if enabled
        if (!combinedHealthCheck) {
            healthCheckServer.start();
            logger.info("Health Check Server started, listening on " + healthCheckIp + ":" + healthCheckPort + " at path " + healthCheckPath);
        }

        Runtime.getRuntime().addShutdownHook(new Thread(() -> {
            logger.info("*** shutting down gRPC server since JVM is shutting down");
            try {
                ServiceCallout.this.stop();
            } catch (InterruptedException e) {
                e.printStackTrace(System.err);
            }
            logger.info("*** server shut down");
        }));
    }