public abstract class BaseParser implements Parser {

    @SuppressWarnings("VisibilityModifier")
    public static class LocalContext {
        public final ParserRequest parserRequest;
        public final Map<String, String> systemPropertiesOverrides;

        public LocalContext(ParserRequest parserRequest) {
            this.parserRequest = parserRequest;
            this.systemPropertiesOverrides = new HashMap<>();

import org.apache.maven.api.cli.Options;
import org.apache.maven.cling.invoker.BaseParser;

public class EncryptParser extends BaseParser {
    @Override
    protected Options parseCliOptions(LocalContext context) {
        try {
            return CommonsCliEncryptOptions.parse(context.parserRequest.args().toArray(new String[0]));
        } catch (ParseException e) {

import org.apache.maven.api.cli.Options;
import org.apache.maven.cling.invoker.BaseParser;

public class UpgradeParser extends BaseParser {
    @Override
    protected Options parseCliOptions(LocalContext context) {
        try {
            return CommonsCliUpgradeOptions.parse(context.parserRequest.args().toArray(new String[0]));
        } catch (ParseException e) {

import org.apache.maven.api.cli.Options;
import org.apache.maven.cling.invoker.BaseParser;

public class ShellParser extends BaseParser {
    @Override
    protected Options parseCliOptions(LocalContext context) {
        try {
            return CommonsCliShellOptions.parse(context.parserRequest.args().toArray(new String[0]));
        } catch (ParseException e) {

import static org.mockito.Mockito.mock;

public class BaseParserTest {
    private final BaseParser subject = new BaseParser() {
        @Override
        protected Options parseCliOptions(LocalContext context) {
            try {
                return CommonsCliOptions.parse(
                        "test", context.parserRequest.args().toArray(new String[0]));
            } catch (ParseException e) {

import org.apache.maven.api.cli.mvn.MavenOptions;
import org.apache.maven.cling.invoker.BaseParser;

public class MavenParser extends BaseParser {
    @Override
    protected Options parseCliOptions(LocalContext context) {
        ArrayList<MavenOptions> result = new ArrayList<>();
        // CLI args
        MavenOptions cliOptions = parseMavenCliOptions(context.parserRequest.args());
        result.add(cliOptions);