ExchangeClient currentClient = new HeaderExchangeClient(new ChannelWrapper(this.channel));
try {
if (getUrl().getMethodParameter(invocation.getMethodName(), Constants.ASYNC_KEY, false)) { // 不可靠异步
currentClient.send(inv,getUrl().getMethodParameter(invocation.getMethodName(), Constants.SENT_KEY, false));
return new RpcResult();
}
int timeout = getUrl().getMethodParameter(invocation.getMethodName(),
Constants.TIMEOUT_KEY, Constants.DEFAULT_TIMEOUT);
if (timeout > 0) {