在Java (Android Studio)中,可以使用HttpURLConnection类来发送带有值的HTTP Post请求给Ubidots。下面是一个示例代码:
import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
public class UbidotsHttpPostExample {
public static void main(String[] args) throws Exception {
// Ubidots API URL
String apiUrl = "https://industrial.api.ubidots.com/api/v1.6/devices/device-id/";
// Ubidots API Token
String apiToken = "your-api-token";
// Create JSON payload
String payload = "{\"variable1\": 10, \"variable2\": 20}";
// Create URL object
URL url = new URL(apiUrl);
// Create HttpURLConnection object
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
// Set request method to POST
connection.setRequestMethod("POST");
// Set request headers
connection.setRequestProperty("Content-Type", "application/json");
connection.setRequestProperty("X-Auth-Token", apiToken);
// Enable output stream
connection.setDoOutput(true);
// Write payload data to output stream
DataOutputStream outputStream = new DataOutputStream(connection.getOutputStream());
outputStream.writeBytes(payload);
outputStream.flush();
outputStream.close();
// Get response code
int responseCode = connection.getResponseCode();
// Read response data
BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
String line;
StringBuilder response = new StringBuilder();
while ((line = reader.readLine()) != null) {
response.append(line);
}
reader.close();
// Print response
System.out.println("Response Code: " + responseCode);
System.out.println("Response Data: " + response.toString());
}
}
上述代码中,需要替换以下内容:
apiUrl
:Ubidots的API URL,替换为实际的URL。apiToken
:Ubidots的API Token,替换为实际的Token。payload
:要发送的JSON数据,根据实际需求进行替换。这段代码使用HttpURLConnection发送HTTP Post请求,并设置请求头和请求体。发送请求后,获取响应码和响应数据,并进行相应的处理。
请注意,这只是一个示例代码,实际使用时需要根据具体情况进行适当的修改和错误处理。
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