src/main/java/com/alipay/remoting/RemotingContext.java
public boolean isRequestTimeout() {
        if (this.timeout > 0 && (this.rpcCommandType != RpcCommandType.REQUEST_ONEWAY)
            && (System.currentTimeMillis() - this.arriveTimestamp) > this.timeout) {
            return true;
        }
        return false;
    }
public boolean isRequestTimeout() {
        if (this.timeout > 0 && (this.rpcCommandType != RpcCommandType.REQUEST_ONEWAY)
            && (System.currentTimeMillis() - this.arriveTimestamp) > this.timeout) {
            return true;
        }
        return false;
    }
whether this request already timeout

@return