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所以,我看到這個問題使用Jersey。但仍然沒有弄清楚如何從我的服務器發送簡單的推送通知給主題訂閱的用戶。 我不明白我的請求中有什麼問題,因爲我正在嘗試基於their examples進行構建。Firebase發送服務器通知java
public class OverSLANotifier {
public static void main(String[] args) throws Exception, FirebaseException {
String rawData = "{\"to\": \"/topics/sla\",\"data\": {\"message\": \"This is test push notification!\",}}";
String encodedData = URLEncoder.encode(rawData, "UTF-8");
URL u = new URL("https://fcm.googleapis.com/fcm/send");
HttpURLConnection conn = (HttpURLConnection) u.openConnection();
conn.setDoOutput(true);
conn.setRequestMethod("POST");
conn.setRequestProperty("Authorization", "key=AI<redacted>VGB6YwPWrinoz1YFBgdKv4Pgm8s");
conn.setRequestProperty("Content-Type", "application/json");
OutputStream os = conn.getOutputStream();
os.write(encodedData.getBytes());
System.out.println(""+ conn.getResponseCode() + "-->>"+conn.getResponseMessage());
}
我的客戶端是properly set,如果我從控制檯發送,可以接收。
的迴應總是:
401 - >>未經授權