[英]OkHttp WebSocket ping and pong
I'm using okhttp-4.9.3 to create a websocket which is connecting to Binance.我正在使用 okhttp-4.9.3 创建一个连接到 Binance 的 websocket。
In their documentation, they say that they are sending a ping at every 3 minutes and I need to answer to it.在他们的文档中,他们说他们每 3 分钟发送一次 ping,我需要回复它。
But I don't know how to do it.但我不知道该怎么做。
I have this WebSocketListener:我有这个 WebSocketListener:
public static void main(String[] args){
Request request = new Request.Builder()
.url("wss://stream.binance.com:9443/ws")
.build();
webSocketBinance = okHttpClient.newWebSocket(request, new SocketListen);
webSocketBinance.send("{\"method\":\"SUBSCRIBE\",\"params\":[\"egldusdt@depth5@100ms\"],\"id\":1}");
}
public static class SocketListen extends okhttp3.WebSocketListener{
@Override
public void onOpen(@NotNull WebSocket webSocket, @NotNull Response response){
System.out.println("onOpen");
super.onOpen(webSocket, response);
}
@Override
public void onMessage(@NotNull WebSocket webSocket, @NotNull String text){
System.out.println(text);
super.onMessage(webSocket, text);
}
@Override
public void onMessage(@NotNull WebSocket webSocket, @NotNull ByteString bytes){
onMessage(webSocket, bytes.toString());
}
@Override
public void onClosed(@NotNull WebSocket webSocket, int code, @NotNull String reason){
System.out.println("onClosed: " + code + " - " + reason);
super.onClosed(webSocket, code, reason);
}
@Override
public void onClosing(@NotNull WebSocket webSocket, int code, @NotNull String reason){
System.out.println("onClosing: " + code + " - " + reason);
super.onClosing(webSocket, code, reason);
}
@Override
public void onFailure(@NotNull WebSocket webSocket, @NotNull Throwable t, @Nullable Response response){
t.printStackTrace();
super.onFailure(webSocket, t, response);
}
}
I have no method ping
or pong
for overriding in okhttp3.WebSocketListener
.我没有在
okhttp3.WebSocketListener
中覆盖的方法ping
或pong
。
How I can do it?我该怎么做?
OkHttp automatically responds to pings for you. OkHttp 会自动为您响应 ping。 You don't need to do anything.
你不需要做任何事情。
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