@Override
            public void execute(ClassMetaData classMetaData) {
                if (classMetaData.getOuterClassName() != null) {
                    // Ignore inner classes
                    return;
                }
                String packageName = classMetaData.getPackageName();
                if (excludedPackages.contains(packageName)) {
                    return;

public class JavaClassWithInnerTypes implements Sub2Interface {
    /**
     * This is an inner enum.
     */
    enum InnerEnum {
    }

    /**
     * This is an inner class.
     */
    static class InnerClass {
        InnerEnum getEnumProp() { return null; }

        /**
         * This is an inner inner class.
         */
        class AnotherInner {
            InnerClass getOuter() { return null; }