public Integer call()

in c3r-cli/src/main/java/com/amazonaws/c3r/cli/DecryptMode.java [195:226]

• 30 lines of code
• 5 McCabe index (conditional complexity)

    public Integer call() {
        try {
            validate();

            final DecryptConfig cfg = getConfig();
            if (!optionalArgs.dryRun) {
                log.info("Decrypting data from {}.", cfg.getSourceFile());
                switch (cfg.getFileFormat()) {
                    case CSV:
                        final RowUnmarshaller<CsvValue> csvValueRowUnmarshaller = CsvRowUnmarshaller.newInstance(cfg);
                        csvValueRowUnmarshaller.unmarshal();
                        csvValueRowUnmarshaller.close();
                        break;
                    case PARQUET:
                        final RowUnmarshaller<ParquetValue> parquetRowUnmarshaller = ParquetRowUnmarshaller.newInstance(cfg);
                        parquetRowUnmarshaller.unmarshal();
                        parquetRowUnmarshaller.close();
                        break;
                    default:
                        throw new C3rIllegalArgumentException("Unrecognized file format: " + cfg.getFileFormat());
                }
                log.info("Decrypted data saved in {}.", cfg.getTargetFile());
            } else {
                log.info("Dry run: No data will be decrypted from {}.", cfg.getSourceFile());
            }
        } catch (Exception e) {
            Main.handleException(e, optionalArgs.enableStackTraces);
            return Main.FAILURE;
        }

        return Main.SUCCESS;
    }