private void addClassesToDefault()

in meecrowave-core/src/main/java/org/apache/meecrowave/openwebbeans/OWBTomcatWebScannerService.java [237:282]
40 lines of code
9 McCabe index (conditional complexity)

    private void addClassesToDefault(final Class<?>[] all) throws Exception {
        if (all == null || all.length == 0) {
            return;
        }

        final Field linking = AnnotationFinder.class.getDeclaredField("linking");
        final Method readClassDef = AnnotationFinder.class.getDeclaredMethod("readClassDef", Class.class);
        if (!readClassDef.isAccessible()) {
            readClassDef.setAccessible(true);
        }
        if (!linking.isAccessible()) {
            linking.setAccessible(true);
        }

        final URI uri = URI.create("jar:file://!/"); // we'll never find it during scanning and it avoids to create a custom handler
        final URL url = uri.toURL();
        final String key = uri.toASCIIString();
        CdiArchive.FoundClasses foundClasses = archive.classesByUrl().get(key);
        if (foundClasses == null) {
            final BeanArchiveService beanArchiveService = webBeansContext().getBeanArchiveService();
            foundClasses = new CdiArchive.FoundClasses(url, new HashSet<>(), beanArchiveService.getBeanArchiveInformation(url));
            archive.classesByUrl().put(key, foundClasses);
        }

        foundClasses.getClassNames().addAll(Stream.of(all).map(Class::getName).collect(toSet()));

        try {
            linking.set(finder, true);

            Stream.of(all).forEach(c -> { // populate classInfos map to support annotated mode which relies on ClassInfo
                try {
                    readClassDef.invoke(finder, c);
                } catch (final IllegalAccessException e) {
                    throw new IllegalStateException(e);
                } catch (final InvocationTargetException e) {
                    throw new IllegalStateException(e.getCause());
                }
            });
        } finally {
            try {
                linking.set(finder, false);
            } catch (final IllegalAccessException e) {
                // no-op
            }
        }
    }