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我一直在做貨幣交易程序。該計劃基於Bittrex API。但是,我遇到了翻譯php代碼的問題:Bittrex API Cryptocurrency trader:從PHP到Java的轉換
$apikey='xxx';
$apisecret='xxx';
$nonce=time();
$uri='https://bittrex.com/api/v1.1/market/getopenorders?apikey='.$apikey.'&nonce='.$nonce;
$sign=hash_hmac('sha512',$uri,$apisecret);
$ch = curl_init($uri);
curl_setopt($ch, CURLOPT_HTTPHEADER, array('apisign:'.$sign));
$execResult = curl_exec($ch);
$obj = json_decode($execResult);
到Java代碼中。這是我到目前爲止有:
String apikey = "xxx";
String apisecret = "xxx";
String nonce = String.valueOf(System.currentTimeMillis());
String uri = "https://bittrex.com/api/v1.1/market/getopenorders?apikey=" + apikey + "&nonce=" + nonce;
Mac mac = Mac.getInstance("HmacSHA512");
SecretKeySpec secret = new SecretKeySpec(apisecret.getBytes(),"HmacSHA512");
mac.init(secret);
byte[] digest = mac.doFinal(uri.getBytes());
String sign = new String(digest);
HttpURLConnection con = (HttpURLConnection) new URL(uri).openConnection();
con.setRequestProperty("apisign", sign); // << very confused
con.setRequestMethod("GET");
con.connect();
con.getInputStream(); // << Exception is thrown
,我發現了錯誤:服務器返回的HTTP響應代碼:400。所以我知道我搞亂了,我向服務器發送數據。我認爲問題出在代碼的最後一段,因爲我試圖解釋來自this question的代碼。此外,第二個「段落」代碼背後的原因誕生於here。然後,我正在計劃閱讀here解釋的回覆。
Android studio給出錯誤嘗試使用這個 – wilkas
您能否提供更多信息? – sendon1982
嗯,我試圖把這條線和Android Studio標記爲紅色。它也不允許導入org.apache.commons.codec.binary.Hex。 – wilkas