import java.util.LinkedList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class SourceMetaDataVisitor extends VoidVisitorAdapter<ClassMetaDataRepository<ClassMetaData>> {
    private static final Pattern GETTER_METHOD_NAME = Pattern.compile("(get|is)(.+)");
    private static final Pattern SETTER_METHOD_NAME = Pattern.compile("set(.+)");

        checkXrefLinksInUserManualAreValid(layout, tasks, extension);
    }

    public static List<String> getDefaultExcludedPackages() {
        // TODO: This should be configured via the extension vs hardcoded in the plugin
        List<String> excludedPackages = new ArrayList<>();
        // These are part of the API, but not the DSL
        excludedPackages.add("org.gradle.tooling.**");

    }

    private static void forEachJavaProcess(List<String> psOutput, Pattern commandLineArgsPattern, BiConsumer<String, String> action) {
        Pattern pidPattern = isWindows() ? WINDOWS_PID_PATTERN : UNIX_PID_PATTERN;

        psOutput.forEach(line -> {
            Matcher commandLineArgsMatcher = commandLineArgsPattern.matcher(line);
            Matcher pidMatcher = pidPattern.matcher(line);

    }

    private static class DocCommentImpl implements DocComment {
        private final List<Element> nodes;

        public DocCommentImpl(List<Element> nodes) {
            this.nodes = nodes;
        }

        @Override
        public List<Element> getDocbook() {
            return nodes;
        }
    }

        List<JApiCmpWorkerAction.Archive> baseline = !oldArchives.isEmpty() ? toArchives(oldArchives) : inferArchives(getOldClasspath());
        List<JApiCmpWorkerAction.Archive> current = !newArchives.isEmpty() ? toArchives(newArchives) : inferArchives(getNewClasspath());
        execForNewGradle(baseline, current);
    }

    private final boolean isGroovy;
    private final List<String> imports = new ArrayList<String>();
    private final List<String> interfaceNames = new ArrayList<String>();
    private final Map<String, PropertyMetaData> declaredProperties = new HashMap<String, PropertyMetaData>();
    private final Set<MethodMetaData> declaredMethods = new HashSet<MethodMetaData>();
    private final List<String> innerClassNames = new ArrayList<String>();