Java开发中对接百度AI接口会涉及到的资源和权限管理

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

public class BaiduAIResourceManagement {
    private static final String API_KEY = "your_api_key";
    private static final String SECRET_KEY = "your_secret_key";

    public static void main(String[] args) {
        String accessToken = getAccessToken();
        System.out.println("Access Token: " + accessToken);
    }

    private static String getAccessToken() {
        String accessToken = "";

        try {
            URL url = new URL("https://aip.baidubce.com/oauth/2.0/token?grant_type=client_credentials" +
                    "&client_id=" + API_KEY +
                    "&client_secret=" + SECRET_KEY);
            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
            connection.setRequestMethod("GET");

            BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()));
            StringBuilder response = new StringBuilder();
            String line;

            while ((line = reader.readLine()) != null) {
                response.append(line);
            }

            reader.close();
            connection.disconnect();

            // 解析返回的 JSON 数据，获取 Access Token
            // 示例：{"access_token":"24.83d9bce9876e3897c83928e494ccd98b7.2592000.1629271243.282335-12345678","expires_in":2592000}
            String jsonResponse = response.toString();
            accessToken = jsonResponse.substring(jsonResponse.indexOf(":") + 2, jsonResponse.indexOf(",") - 1);
        } catch (IOException e) {
            e.printStackTrace();
        }

        return accessToken;
    }
}

import com.baidu.aip.ocr.AipOcr;
import org.json.JSONObject;

public class BaiduAIAuthorization {
    private static final String APP_ID = "your_app_id";
    private static final String API_KEY = "your_api_key";
    private static final String SECRET_KEY = "your_secret_key";

    public static void main(String[] args) {
        AipOcr client = new AipOcr(APP_ID, API_KEY, SECRET_KEY);

        // 设置可选参数
        HashMap<String, String> options = new HashMap<>();
        options.put("language_type", "CHN_ENG");
        options.put("detect_direction", "true");
        options.put("detect_language", "true");
        options.put("probability", "true");

        // 调用文字识别接口
        String imagePath = "your_image_path";
        JSONObject response = client.basicGeneral(imagePath, options);

        // 解析返回的 JSON 数据
        System.out.println(response.toString(2));
    }
}