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我試圖用Java的ZMQ庫連接到比特幣節點。問題是,當我嘗試收到響應時,代碼仍然凍結。什麼都不返回用於Java的庫ZMQ不起作用
這是我的代碼:
public class CBETest {
private static final String TEST_URL = "obelisk.airbitz.co";
public static void main(String[] args) {
System.out.println("\t--- ZMQ ---");
Ctx c = zmq.ZMQ.createContext();
SocketBase s = c.createSocket(zmq.ZMQ.ZMQ_DEALER);
zmq.ZMQ.connect(s, "tcp://"+TEST_URL+":9091");
System.out.println("Connected!");
int sent = zmq.ZMQ.send(s, "blockchain.fetch_last_height", 0);
System.out.println("Sent: " + sent);
Msg msg = zmq.ZMQ.recv(s, 0);
System.out.println("Response " + Arrays.toString(msg.data()));
}
}
的代碼凍結該行Msg msg = zmq.ZMQ.recv(s, 0);
。我正在使用描述爲here的調用來完成整個節點的實現。提前致謝!