log.debug("main thread {}", Thread.currentThread().toString());
String ret = (String) session.getResult(1000);
log.debug("receive[" + ret + "]");
Assert.assertThat(ret, is("hello client"));
session.encode("hello multithread test");
ret = (String) session.getResult(1000);
Assert.assertThat(ret, is("hello multithread test"));
session.encode("getfile");
ret = (String) session.getResult(1000);