private void _testMessageReception(boolean async) {
private void _testMessageReception(boolean async) throws Exception {
    private void _testMessageReception(boolean async) {         Object[] responses=new Message[]{new Message(null, a1, new Long(1)),                                          new Message(null, a2, new Long(2))};         transport=new MyTransport(async, responses);         req=new GroupRequest(new Message(), transport, dests, GroupRequest.GET_ALL, 0, 2);         transport.setGroupRequest(req);         boolean rc=req.execute();         System.out.println("group request is " + req);         assertTrue(rc);         assertEquals(0, req.getSuspects().size());         assertTrue(req.isDone());         RspList results=req.getResults();         assertEquals(2, results.size());     }