private ChainsawReceiver getReceiver()

in src/main/java/org/apache/log4j/chainsaw/zeroconf/ZeroConfPlugin.java [462:533]
45 lines of code
12 McCabe index (conditional complexity)

    private ChainsawReceiver getReceiver(ServiceInfo info) {
        String zone = info.getType();
        int port = info.getPort();
        String hostAddress = info.getHostAddress();
        String name = info.getName();
        String decoderClass = info.getPropertyString("decoder");

        if (NEW_UDP_APPENDER_SERVICE_NAME.equals(zone)) {
            UDPReceiver receiver = new UDPReceiver();
            receiver.setPort(port);
            receiver.setName(name + "-receiver");
            return receiver;
        }
        //FileAppender or socketappender
        //TODO: add more checks (actual layout format, etc)
        if (TCP_APPENDER_SERVICE_NAME.equals(zone)) {
            //CHECK content type
            //text/plain = VFSLogFilePatternReceiver (if structured=false)
//            String contentType = info.getPropertyString("contentType").toLowerCase();
//            //won't work with log4j2, as Chainsaw depends on log4j1.x
//            //this will work - regular text log files are fine
//            if ("text/plain".equals(contentType)) {
//                VFSLogFilePatternReceiver receiver = new VFSLogFilePatternReceiver();
//                receiver.setAppendNonMatches(true);
//                receiver.setFileURL(info.getPropertyString("fileURI"));
//                receiver.setLogFormat(LogFilePatternLayoutBuilder.getLogFormatFromPatternLayout(info.getPropertyString("format")));
//                receiver.setTimestampFormat(LogFilePatternLayoutBuilder.getTimeStampFormat(info.getPropertyString("format")));
//                receiver.setName(name + "-receiver");
//                receiver.setTailing(true);
//                return receiver;
//            }
        }

        //MulticastAppender
        if (MULTICAST_APPENDER_SERVICE_NAME.equals(zone)) {
            MulticastReceiver receiver = new MulticastReceiver();
            //this needs to be a multicast address, not the host address, so we need to use a property
            receiver.setAddress(info.getPropertyString("multicastAddress"));
            receiver.setPort(port);
            receiver.setName(name + "-receiver");
            if (decoderClass != null && !decoderClass.equals("")) {
                receiver.setDecoder(decoderClass);
            }

            return receiver;
        }
        //UDPAppender
        if (UDP_APPENDER_SERVICE_NAME.equals(zone)) {
            UDPReceiver receiver = new UDPReceiver();
            receiver.setPort(port);
            receiver.setName(name + "-receiver");
            if (decoderClass != null && !decoderClass.equals("")) {
                receiver.setDecoder(decoderClass);
            }
            return receiver;
        }

        //non-log4j XML-based socketappender
        if (XML_SOCKET_APPENDER_SERVICE_NAME.equals(zone)) {
            XMLSocketReceiver receiver = new XMLSocketReceiver();
            receiver.setPort(port);
            receiver.setName(name + "-receiver");
            if (decoderClass != null && !decoderClass.equals("")) {
                receiver.setDecoder(decoderClass);
            }
            return receiver;
        }

        //not recognized
        LOG.debug("Unable to find receiver for appender with service name: " + zone);
        return null;
    }