public static String generateWebSocketAccept(String webSocketKey) {
String keyString = webSocketKey + "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";
try {
MessageDigest messageDigest = MessageDigest.getInstance("SHA-1");
byte[] hash = messageDigest.digest(keyString.getBytes(StandardCharsets.UTF_8));
return Base64.encodeToString(hash, Base64.NO_WRAP);
} catch (NoSuchAlgorithmException e) {
throw new RuntimeException("SHA-1 algorithm not found", e);
}
}參數(shù)webSocketKey是客戶端請求過來的Sec-WebSocket-Key這個(gè)頭。
具體的請求和響應(yīng)的例子如下文章來源：http://www.zghlxwxcb.cn/news/detail-667930.html
Handshake Details
?? ?Request URL: http://127.0.0.1:8080/home/user.websocket
?? ?Request Method: GET
?? ?Status Code: 101 Switching Protocols
?? ?Request Headers
?? ?Sec-WebSocket-Version: 13
?? ?Sec-WebSocket-Key: VKK/4ExbQre/XX9rB4yDlg==
?? ?Connection: Upgrade
?? ?Upgrade: websocket
?? ?Sec-WebSocket-Extensions: permessage-deflate; client_max_window_bits
?? ?Host: 127.0.0.1:8080
?? ?
Response Headers
?? ?Connection: Upgrade
?? ?Upgrade: WebSocket
?? ?Sec-WebSocket-Accept: iJKFTUb56s8x38R5xL1Bp/roB40=文章來源地址http://www.zghlxwxcb.cn/news/detail-667930.html
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