Tokenize command line input with quoted characters

CommandLineTokenizer.java

public class CommandLineTokenizer {
    public static void main(String[] args) throws IOException, InterruptedException {

        String cmdInput = "curl -X POST -H \"Content-Type:application/json\" -H \"Authorization: xxx\" -d '[{\"sampleId\":\"33\",\"activationCode\":\"Lab-act-code-xxx-zzz\"}]'  https://developer.ingenuity.com/datastream/api/v1/activations/a9ab2c34-01b5-4473-864d-0d2f008ae090-5";

        // tokenize with quote and single quote characters removed
        List<String> matchTokens = new ArrayList<String>();
        Pattern regex = Pattern.compile("[^\\s\"']+|\"([^\"]*)\"|'([^']*)'");
        Matcher regexMatcher = regex.matcher(cmdInput);
        while (regexMatcher.find()) {
            if (regexMatcher.group(1) != null) {
                // Add double-quoted string without the quotes
                matchTokens.add(regexMatcher.group(1));
            } else if (regexMatcher.group(2) != null) {
                // Add single-quoted string without the quotes
                matchTokens.add(regexMatcher.group(2));
            } else {
                // Add unquoted word
                matchTokens.add(regexMatcher.group());
            }
        }

        // tokenize and include quote and single quote characters
//        List<String> matchTokens = new ArrayList<String>();
//        Pattern regex = Pattern.compile("[^\\s\"']+|\"[^\"]*\"|'[^']*'");
//        Matcher regexMatcher = regex.matcher(cmdInput);
//        while (regexMatcher.find()) {
//            matchTokens.add(regexMatcher.group());
//        }

        String[] cmds = matchTokens.toArray(new String[matchTokens.size()]);
        Process process = Runtime.getRuntime().exec(cmds);
        process.waitFor();

        InputStream stream = process.getInputStream();
        String content = IOUtils.toString(stream);
        stream.close();

        System.out.println(content);
    }
}