Warning message when accessing endpoint in deployment with two Application subclasses with same @Path

@ApplicationPath("a")
public class DuplicitePathDupliciteApplicationOne extends Application {
    @Override
    public Set<Class<?>> getClasses() {
        HashSet<Class<?>> set = new HashSet<Class<?>>();
        set.add(DuplicitePathDupliciteResourceOne.class);
        return set;
    }
}

@ApplicationPath("a")
public class DuplicitePathDupliciteApplicationTwo extends Application {
    @Override
    public Set<Class<?>> getClasses() {
        HashSet<Class<?>> set = new HashSet<Class<?>>();
        set.add(DuplicitePathDupliciteResourceTwo.class);
        return set;
    }
}

@Path("/b")
public class DuplicitePathDupliciteResourceOne {
    public static final String DUPLICITE_RESPONSE = "response4";

    @Path("/c")
    @GET
    @Produces(MediaType.TEXT_PLAIN)
    public String duplicite() {
        return DUPLICITE_RESPONSE;
    }
}

@Path("/b")
public class DuplicitePathDupliciteResourceTwo {
    public static final String DUPLICITE_RESPONSE = "response5";

    @Path("/c")
    @GET
    @Produces(MediaType.TEXT_PLAIN)
    public String dupliciteOne() {
        return DUPLICITE_RESPONSE;
    }
}

Response response = client.target("http://localhost:8080/DuplicitePathTest/a/b/c").request().get();