public static void main()

in src/main/java/com/netflix/imflibrary/app/IMPFixer.java [319:390]
66 lines of code
21 McCabe index (conditional complexity)

    public static void main(String args[]) throws
            IOException, ParserConfigurationException, SAXException, JAXBException, URISyntaxException, NoSuchAlgorithmException {

        if (args.length < 2) {
            logger.error(usage());
            System.exit(-1);
        }

        String inputFileName = args[0];
        File inputFile = new File(inputFileName);
        if (!inputFile.exists()) {
            logger.error(String.format("File %s does not exist", inputFile.getAbsolutePath()));
            System.exit(-1);
        }

        String outputFileName = args[1];
        File outputFile = new File(outputFileName);
        if (!outputFile.exists() && !outputFile.mkdir()) {
            logger.error(String.format("Directory %s cannot be created", outputFile.getAbsolutePath()));
            System.exit(-1);
        }

        String versionCPLSchema = "";
        Boolean copyTrackFile = true;
        Boolean generateHash = true;

        for(int argIdx = 2; argIdx < args.length; ++argIdx)
        {
            String curArg = args[argIdx];
            String nextArg = argIdx < args.length - 1 ? args[argIdx + 1] : "";
            if(curArg.equalsIgnoreCase("--cpl-schema") || curArg.equalsIgnoreCase("-cs")) {
                if(nextArg.length() == 0 || nextArg.charAt(0) == '-') {
                    logger.error(usage());
                    System.exit(-1);
                }
                versionCPLSchema = nextArg;
                argIdx++;
            }
            else if(curArg.equalsIgnoreCase("--no-copy") || curArg.equalsIgnoreCase("-nc")) {
                copyTrackFile = false;
            }
            else if(curArg.equalsIgnoreCase("--no-hash") || curArg.equalsIgnoreCase("-nh")) {
                generateHash = false;
            }
            else {
                logger.error(usage());
                System.exit(-1);
            }
        }

        if (!inputFile.exists() || !inputFile.isDirectory()) {
            logger.error(String.format("Invalid input package path"));
            System.exit(-1);
        }
        else
        {
            List<ErrorLogger.ErrorObject> errors = analyzePackageAndWrite(inputFile, outputFile, versionCPLSchema, copyTrackFile, generateHash);
            if (errors.size() > 0) {
                logger.info(String.format("IMPWriter encountered errors:"));
                for (ErrorLogger.ErrorObject errorObject : errors) {
                    if (errorObject.getErrorLevel() != IMFErrorLogger.IMFErrors.ErrorLevels.WARNING) {
                        logger.error(errorObject.toString());
                    } else if (errorObject.getErrorLevel() == IMFErrorLogger.IMFErrors.ErrorLevels.WARNING) {
                        logger.warn(errorObject.toString());
                    }
                }
                System.exit(-1);
            } else {
                logger.info(String.format("Created %s IMP successfully", outputFile.getName()));
            }
        }
    }