我正在將一些應用程式從 TIZEN 語言翻譯成 WEAR OS Google。其中一些將 POST JSON 發送到服務器。在 TIZEN 中,只需 JS 即可。. 我可以通過連接到互聯網(移動設備)的藍牙連接到移動設備的 WATCH 發送資料,移動設備中沒有安裝特定的應用程式。這是代碼 x TIZEN
function btnclicked(cmd) {
switch (cmd) {
case 'AA':
json = '{"pop":"clock1"}';
break;
case 'BB':
json = '{"pop":"clock2"}';
break;
}
var client = new XMLHttpRequest();
client.open("POST", "https://xxxxxxx.it:8132/yyy/qqqqq");
client.setRequestHeader("Content-Type", "application/json");
client.onreadystatechange = function() {
if (client.readyState == 4 && client.status == 200) {
alert(client.status);
}
}
client.send(json);
}
現在我嘗試用等效功能“翻譯”成 KOTLING
fun pushToChat(cmdx: String) {
val serverURL: String = "https://xxxxxxx.it:8132/yyy/qqqqq"
val url = URL(serverURL)
val connection = url.openConnection() as HttpURLConnection
connection.requestMethod = "POST"
connection.connectTimeout = 300000
connection.doOutput = true
val message = "{\"cmd\":\"$cmdx\"}"
val postData: ByteArray = message.toByteArray(StandardCharsets.UTF_8)
connection.setRequestProperty("charset", "utf-8")
connection.setRequestProperty("Content-length", postData.size.toString())
connection.setRequestProperty("Content-Type", "application/json")
try {
val outputStream: DataOutputStream = DataOutputStream(connection.outputStream)
outputStream.write(postData)
outputStream.flush()
} catch (exception: Exception) {
Log.d("cmd1","Eccezione")
}
if (connection.responseCode != HttpURLConnection.HTTP_OK && connection.responseCode != HttpURLConnection.HTTP_CREATED) {
try {
val inputStream: DataInputStream = DataInputStream(connection.inputStream)
val reader: BufferedReader = BufferedReader(InputStreamReader(inputStream))
val output: String = reader.readLine()
println("There was error while connecting")
System.exit(0)
} catch (exception: Exception) {
throw Exception("Exception while push the notification $exception.message")
}
}
}
使用模擬器進行測驗會在 Log.d("cmd1","Eccezione") 上引發例外
必須使用其他庫,如 okHTTP 或 Retrofit?我發現一些訊息(非常舊),問題可能是因為手表沒有通過 Wi-Fi 直接連接到網路,但我需要使用移動設備連接到互聯網(移動設備上沒有運行專門的應用程式)。
uj5u.com熱心網友回復:
您可能會發現 OkHttp 使用起來更加直觀。
https://square.github.io/okhttp/#post-to-a-server https://square.github.io/okhttp/recipes/#posting-a-string-kt-java
// Store this somewhere as a singleton
val client = OkHttpClient()
val request =
Request.Builder()
.url("https://xxxxxxx.it:8132/yyy/qqqqq")
.post("{\"cmd\":\"$cmdx\"}".toRequestBody("application/json".toMediaType()))
.build()
val response = client.newCall(request).execute()
if (response.isSuccessful) {
val output = response.body!!.string()
}
uj5u.com熱心網友回復:
通過這個“解鎖”我解決了問題,現在我需要對代碼進行微調,并在手表上進行驗證(使用模擬器就可以了)
val policy = ThreadPolicy.Builder().permitAll().build()
StrictMode.setThreadPolicy(policy)
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