public boolean readable(final SelectableChannel channel)
    {
        return readable((Object) channel);
    }
@Test(timeout = 5000)
    public void testReadable()
    {
        ZContext ctx = new ZContext();
        ZPoller poller = new ZPoller(ctx);
        try {
            Socket socket = ctx.createSocket(SocketType.XPUB);
            poller.register(socket, new EventsHandlerAdapter());

            boolean rc = poller.readable(socket);
            assertThat(rc, is(false));

            rc = poller.isReadable(socket);
            assertThat(rc, is(false));

            rc = poller.pollin(socket);
            assertThat(rc, is(false));
        }
        finally {
            poller.close();
            ctx.close();
        }
    }