public class SimpleClassMetaDataRepository<T extends Attachable<T>> implements ClassMetaDataRepository<T> {
    private final Map<String, T> classes = new TreeMap<>();

    @SuppressWarnings("unchecked")
    public void load(File repoFile) {
        try {
            FileInputStream inputStream = new FileInputStream(repoFile);
            try {

            try {
                mavenWrapperPropertyFileInputStream = new FileInputStream(mavenWrapperPropertyFile);
                Properties mavenWrapperProperties = new Properties();
                mavenWrapperProperties.load(mavenWrapperPropertyFileInputStream);
                url = mavenWrapperProperties.getProperty(PROPERTY_NAME_WRAPPER_URL, url);
            } catch (IOException e) {

        SimpleClassMetaDataRepository<ClassMetaData> repository = new SimpleClassMetaDataRepository<>();
        repository.load(metaData);

        final Set<String> excludedPrefixes = new HashSet<>();
        final Set<String> excludedPackages = new HashSet<>();
        for (String excludePattern : excludedPackagePatterns) {