import gradlebuild.docs.model.SimpleClassMetaDataRepository;
import org.gradle.api.Action;

import java.io.File;
import java.util.HashSet;
import java.util.Set;

class ClassMetaDataUtil {
    static void extractFromMetadata(File metaData, Set<String> excludedPackagePatterns, Action<ClassMetaData> extractor) {
        SimpleClassMetaDataRepository<ClassMetaData> repository = new SimpleClassMetaDataRepository<>();
        repository.load(metaData);

    public abstract SetProperty<String> getExcludedPackages();

    @TaskAction
    public void generate() throws IOException {
        final Set<String> packages = new LinkedHashSet<>();
        ClassMetaDataUtil.extractFromMetadata(getMetaDataFile().getAsFile().get(), getExcludedPackages().get(), classMetaData -> packages.add(classMetaData.getPackageName()));

    @TaskAction
    public void generate() throws IOException {
        final Multimap<String, String> simpleNames = LinkedHashMultimap.create();
        ClassMetaDataUtil.extractFromMetadata(getMetaDataFile().getAsFile().get(), getExcludedPackages().get(), classMetaData -> simpleNames.put(classMetaData.getSimpleName(), classMetaData.getClassName()));