bv-validate-changeset.java

validator.validate(
    user, 
    Changes
        .onList(
            User::getAddresses,
            Changes.onList()
                .onIndex(12).remove()
                .onIndex(10)
                    .apply(
                        Changes
                            .update(Address:getZipCode, 92800)
                            .nullify(Address::getStreet3)
                        )
                
        .update(User::getName, "Bob")
        .nullify(User::getTwitter)
);