从url获取简单的Json字符串并将其转换为String[] Android

import android.os.AsyncTask;
import android.util.Log;

import org.json.JSONArray;
import org.json.JSONException;

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

public class JsonStringToArrayTask extends AsyncTask<String, Void, String[]> {

    private static final String TAG = "JsonStringToArrayTask";

    @Override
    protected String[] doInBackground(String... urls) {
        String jsonString = getJsonStringFromUrl(urls[0]);
        if (jsonString != null) {
            try {
                JSONArray jsonArray = new JSONArray(jsonString);
                String[] stringArray = new String[jsonArray.length()];
                for (int i = 0; i < jsonArray.length(); i++) {
                    stringArray[i] = jsonArray.getString(i);
                }
                return stringArray;
            } catch (JSONException e) {
                Log.e(TAG, "Error parsing JSON", e);
            }
        }
        return null;
    }

    @Override
    protected void onPostExecute(String[] strings) {
        if (strings != null) {
            // 在这里可以使用获取到的String数组进行后续操作
        } else {
            Log.e(TAG, "Failed to get JSON string");
        }
    }

    private String getJsonStringFromUrl(String urlString) {
        HttpURLConnection urlConnection = null;
        BufferedReader reader = null;
        try {
            URL url = new URL(urlString);
            urlConnection = (HttpURLConnection) url.openConnection();
            InputStream inputStream = urlConnection.getInputStream();
            StringBuilder stringBuilder = new StringBuilder();
            reader = new BufferedReader(new InputStreamReader(inputStream));
            String line;
            while ((line = reader.readLine()) != null) {
                stringBuilder.append(line);
            }
            return stringBuilder.toString();
        } catch (IOException e) {
            Log.e(TAG, "Error getting JSON string from URL", e);
        } finally {
            if (urlConnection != null) {
                urlConnection.disconnect();
            }
            if (reader != null) {
                try {
                    reader.close();
                } catch (IOException e) {
                    Log.e(TAG, "Error closing reader", e);
                }
            }
        }
        return null;
    }
}