我正在尝试向 Binance 上的用户帐户端点发送 GET 请求。 虽然我仍然收到 Http Response 400 我究竟做错了什么 ? 这是我的代码
public JSONObject getUserAccountData(String timeStamp ) {
JSONObject json = null;
try {
String secret = apikey.get("secret");
// https:///api.binance.com/api/v3/account
String uri = ACCOUNT_URL_V3;
String params = "recvWindow=" + DEFAULT_RECWINDOW + "×tamp=" + timeStamp ;
String fullUri = uri + "?" + params;
map.put("signature", Encryptor.getHmacSha256(secret,params ));
fullUri =fullUri+ "&signature="+ map.get("signature");
String result = HTTPUtil.requestGet(fullUri , "application/json", map.get("X-MBX-APIKEY"));
return json.getJSONObject("result");
} catch (Exception ex) {
logger.error("Failed getting user account data " + ex.getMessage());
} finally {
return json;
}
}
我用 SHA256 签署我的 key
public static String getHmacSha256(String key, String data) {
Mac sha256;
String result = null;
try {
byte[] byteKey = key.getBytes("UTF-8");
sha256 = Mac.getInstance(HMAC_SHA256);
SecretKeySpec keySpec = new SecretKeySpec(byteKey, HMAC_SHA256);
sha256.init(keySpec);
byte[] macData = sha256.doFinal(data.getBytes("UTF-8"));
result = bytesToHex(macData);
}
catch(Exception e) {
e.printStackTrace();
}
return result;
}
这是 GET 实现(适用于 Bitterex API 调用)
public static String requestGet(String strUrl, String accept,String apiKeyForGet) throws Exception {
URL url = new URL(strUrl);
HttpsURLConnection conn = (HttpsURLConnection) url.openConnection();
conn.setDoOutput(true);
conn.setRequestMethod("GET");
conn.setRequestProperty("Accept", accept);
conn.setRequestProperty("X-MBX-APIKEY", apiKeyForGet);
conn.setConnectTimeout(5000);
conn.connect();
if(conn.getResponseCode() != HttpURLConnection.HTTP_OK) {
throw new Exception();
}
BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
String inputLine;
StringBuffer response = new StringBuffer();
while ((inputLine = in.readLine()) != null) {
response.append(inputLine);
}
in.close();
return response.toString();
}
最佳答案
将您的时间戳与以下币安时间戳同步:
对我来说是 GMT + 2,所以我创建了我的时间戳 - (3600 * 2)
关于java - Binance Api 签名端点上的 Http Response 400,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/49884658/