public Integer execCommandLine()

in src/main/java/com/epam/dep/esp/common/OS.java [58:94]
32 lines of code
10 McCabe index (conditional complexity)

    public Integer execCommandLine(List<String> command, List<String> out, String homeFolder, int timeout, Map<String, String> envVars) {
        Integer result = null;
        if (command != null && !command.isEmpty() && out != null) {
            try {
                if (LOGGER.isDebugEnabled()) {
                    LOGGER.debug("Start command: {}", command.stream().collect(Collectors.joining(" ", "\"", "\"")));
                }
                List<String> processOut;
                ProcessBuilder builder = new ProcessBuilder(command);
                // put additional environment variables if needed
                if (envVars != null) {
                    builder.environment().putAll(envVars);
                }
                if (homeFolder != null) builder.directory(new File(homeFolder));

                Process process = builder.start();
                OSRunner runner = new OSRunner(process);

                result = runner.run(timeout * 1000l);
                process.destroy();

                LOGGER.debug("Pumpers finished.");
                processOut = runner.getOut();
                if (LOGGER.isDebugEnabled()) {
                    for (String item : processOut) {
                        LOGGER.debug(item);
                    }
                    LOGGER.debug("Exit code: {} {}%\n\r", result, command.stream().collect(Collectors.joining(" ", "\"", "\"")));
                }
                out.addAll(processOut);

            } catch (IOException e) {
                LOGGER.error("IOError", e);
            }
        }
        return result;
    }