private DataConnectionConfiguration parseDataConnection()

in core/src/main/java/org/apache/ftpserver/config/spring/ListenerBeanDefinitionParser.java [230:299]
56 lines of code
10 McCabe index (conditional complexity)

    private DataConnectionConfiguration parseDataConnection(
            final Element element,
            final SslConfiguration listenerSslConfiguration) {
        DataConnectionConfigurationFactory dc = new DataConnectionConfigurationFactory();

        if (element != null) {
            
            dc.setImplicitSsl(SpringUtil.parseBoolean(element, "implicit-ssl", false));
            
            // data con config element available
            SslConfiguration ssl = parseSsl(element);

            if (ssl != null) {
                LOG.debug("SSL configuration found for the data connection");
                dc.setSslConfiguration(ssl);
            }

            dc.setIdleTime(SpringUtil.parseInt(element, "idle-timeout", dc.getIdleTime()));

            Element activeElm = SpringUtil.getChildElement(element,
                    FtpServerNamespaceHandler.FTPSERVER_NS, "active");
            if (activeElm != null) {
                dc.setActiveEnabled(SpringUtil.parseBoolean(activeElm, "enabled",
                        true));
                dc.setActiveIpCheck(SpringUtil.parseBoolean(activeElm,
                        "ip-check", false));
                dc.setActiveLocalPort(SpringUtil.parseInt(activeElm,
                        "local-port", 0));
                
                String localAddress = SpringUtil.parseStringFromInetAddress(
                        activeElm, "local-address");
                if (localAddress != null) {
                    dc.setActiveLocalAddress(localAddress);
                }
            }

            Element passiveElm = SpringUtil.getChildElement(element,
                    FtpServerNamespaceHandler.FTPSERVER_NS, "passive");
            if (passiveElm != null) {
                String address = SpringUtil.parseStringFromInetAddress(passiveElm,
                        "address");
                if (address != null) {
                    dc.setPassiveAddress(address);
                }

                String externalAddress = SpringUtil.parseStringFromInetAddress(
                        passiveElm, "external-address");
                if (externalAddress != null) {
                    dc.setPassiveExternalAddress(externalAddress);
                }

                String ports = SpringUtil.parseString(passiveElm, "ports");
                if (ports != null) {
                    dc.setPassivePorts(ports);
                }
                dc.setPassiveIpCheck(SpringUtil.parseBoolean(passiveElm,
                    "ip-check", false));
            }
        } else {
            // no data conn config element, do we still have SSL config from the
            // parent?
            if (listenerSslConfiguration != null) {
                LOG
                        .debug("SSL configuration found for the listener, falling back for that for the data connection");
                dc.setSslConfiguration(listenerSslConfiguration);
            }
        }

        return dc.createDataConnectionConfiguration();
    }