android域名

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;

public class MainActivity extends AppCompatActivity {
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        new Thread(new Runnable() {
            @Override
            public void run() {
                try {
                    URL url = new URL("https://example.com/api/data");
                    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
                    connection.setRequestMethod("GET");
                    BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
                    String inputLine;
                    StringBuffer content = new StringBuffer();
                    while ((inputLine = in.readLine()) != null) {
                        content.append(inputLine);
                    }
                    in.close();
                    connection.disconnect();

                    // 处理返回的数据
                    final String result = content.toString();
                    runOnUiThread(new Runnable() {
                        @Override
                        public void run() {
                            // 更新UI显示结果
                            TextView textView = findViewById(R.id.textView);
                            textView.setText(result);
                        }
                    });
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        }).start();
    }
}