Android 如何使用url将radiogroup选择的值传递给服务器？

我正在开发一个应用程序，在这个应用程序中，我希望使用一些临时定义的变量将radiogroup选定的值保存到服务器，即我希望传递值而不是选定的文本。 例子： 若我选择了值“否”，那个么它会将0作为参数传递给url 若我选择值“是”，那个么它会将1作为参数传递给url

以下是我的代码，请建议我如何在按钮上执行此操作单击所有单选组选择的值应发送到url

在上面的格式中，我的url应该将数据发送到服务器。在下面的代码中，我的问题是选择了radiogroup，一些值传递空值

//activity
public class MyMedicalHistoryActivity2 extends AppCompatActivity {

        Toolbar toolbar;
        RadioGroup rg1, rg2, rg3, rg4, rg5, rg6, rg7, rg8, rg9, rg10,
        rg11, rg12, rg13, rg14, rg15, rg16, rg17, rg18, rg19, rg20,
        rg21, rg22, rg23, rg24, rg25, rg26, rg27, rg28;

        String [] que;

        String  que1, que2, que3, que4, que5, que6, que7, que8, que9, que10, que11, que12, que13, que14, que15, que16, que17, que18, que19, que20, que21,
        que22, que23, que24, que25, que26, que27, que28;

        TextView tv1, tv2, tv3, tv4, tv5, tv6, tv7, tv8, tv9, tv10,
        tv11, tv12, tv13, tv14, tv15, tv16, tv17, tv18, tv19, tv20,
        tv21, tv22, tv23, tv24, tv25, tv26, tv27, tv28;

        TextView user_id;

        String [] ans;

        String  srb1, srb2, srb3, srb4, srb5, srb6, srb7, srb8, srb9, srb10,
                srb11, srb12, srb13, srb14, srb15, srb16, srb17, srb18, srb19, srb20, srb21, srb22, srb23, srb24, srb25, srb26, srb27, srb28;

   Button btnSave;

private static String url = null;
private boolean isLoggedIn = false;
        SessionManagement session;
        String sessionid;
        String email,userID;
        JSONArray user = null;

        @Override
        protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_my_medical_history1);

        toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        TextView toolbarTitle = (TextView) toolbar.findViewById(R.id.toolbar_title);
        setSupportActionBar(toolbar);
        getSupportActionBar().setDisplayShowTitleEnabled(false);
        toolbarTitle.setText("My Medical History");
        toolbar.setTitleMarginBottom(50);

        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
        getSupportActionBar().setHomeButtonEnabled(true);

        btnSave= (Button)findViewById(R.id.btn_save);
        user_id = (TextView)findViewById(R.id.user_id);

        SharedPreferences sharedPreferences = getSharedPreferences(SessionManagement.PREF_NAME, Context.MODE_PRIVATE);
        isLoggedIn = sharedPreferences.getBoolean(SessionManagement.IS_LOGIN, false);
        String userID1 = sharedPreferences.getString(SessionManagement.KEY_SESSIONID, "Not Available");
        user_id.setText(userID1);

        rg1=(RadioGroup)findViewById(R.id.radioGroup1);
        rg2=(RadioGroup)findViewById(R.id.radioGroup2);
        rg3=(RadioGroup)findViewById(R.id.radioGroup3);
        rg4=(RadioGroup)findViewById(R.id.radioGroup4);
        rg5=(RadioGroup)findViewById(R.id.radioGroup5);
        rg6=(RadioGroup)findViewById(R.id.radioGroup6);
        rg7=(RadioGroup)findViewById(R.id.radioGroup7);
        rg8=(RadioGroup)findViewById(R.id.radioGroup8);
        rg9=(RadioGroup)findViewById(R.id.radioGroup9);
        rg10=(RadioGroup)findViewById(R.id.radioGroup10);

        rg11=(RadioGroup)findViewById(R.id.radioGroup11);
        rg12=(RadioGroup)findViewById(R.id.radioGroup12);
        rg13=(RadioGroup)findViewById(R.id.radioGroup13);
        rg14=(RadioGroup)findViewById(R.id.radioGroup14);
        rg15=(RadioGroup)findViewById(R.id.radioGroup15);
        rg16=(RadioGroup)findViewById(R.id.radioGroup16);
        rg17=(RadioGroup)findViewById(R.id.radioGroup17);
        rg18=(RadioGroup)findViewById(R.id.radioGroup18);
        rg19=(RadioGroup)findViewById(R.id.radioGroup19);
        rg20=(RadioGroup)findViewById(R.id.radioGroup20);

        rg21=(RadioGroup)findViewById(R.id.radioGroup21);
        rg22=(RadioGroup)findViewById(R.id.radioGroup22);
        rg23=(RadioGroup)findViewById(R.id.radioGroup23);
        rg24=(RadioGroup)findViewById(R.id.radioGroup24);
        rg25=(RadioGroup)findViewById(R.id.radioGroup25);
        rg26=(RadioGroup)findViewById(R.id.radioGroup26);
        rg27=(RadioGroup)findViewById(R.id.radioGroup27);
        rg28=(RadioGroup)findViewById(R.id.radioGroup28);

        tv1= (TextView)findViewById(R.id.id1);
        tv2= (TextView)findViewById(R.id.id2);
        tv3= (TextView)findViewById(R.id.id3);
        tv4= (TextView)findViewById(R.id.id4);
        tv5= (TextView)findViewById(R.id.id5);
        tv6= (TextView)findViewById(R.id.id6);
        tv7= (TextView)findViewById(R.id.id7);
        tv8= (TextView)findViewById(R.id.id8);
        tv9= (TextView)findViewById(R.id.id9);
        tv10= (TextView)findViewById(R.id.id10);
        tv11= (TextView)findViewById(R.id.id11);
        tv12= (TextView)findViewById(R.id.id12);
        tv13= (TextView)findViewById(R.id.id13);
        tv14= (TextView)findViewById(R.id.id14);
        tv15= (TextView)findViewById(R.id.id15);
        tv16= (TextView)findViewById(R.id.id16);
        tv17= (TextView)findViewById(R.id.id17);
        tv18= (TextView)findViewById(R.id.id18);
        tv19= (TextView)findViewById(R.id.id19);
        tv20= (TextView)findViewById(R.id.id20);
        tv21= (TextView)findViewById(R.id.id21);
        tv22= (TextView)findViewById(R.id.id22);
        tv23= (TextView)findViewById(R.id.id23);
        tv24= (TextView)findViewById(R.id.id24);
        tv25= (TextView)findViewById(R.id.id25);
        tv26= (TextView)findViewById(R.id.id26);
        tv27= (TextView)findViewById(R.id.id27);
        tv28= (TextView)findViewById(R.id.id28);

        que1= tv1.getText().toString();
        que2= tv2.getText().toString();
        que3= tv3.getText().toString();
        que4= tv4.getText().toString();
        que5= tv5.getText().toString();
        que6= tv6.getText().toString();
        que7= tv7.getText().toString();
        que8= tv8.getText().toString();
        que9= tv9.getText().toString();
        que10= tv10.getText().toString();
        que11= tv11.getText().toString();
        que12= tv12.getText().toString();
        que13= tv13.getText().toString();
        que14= tv14.getText().toString();
        que15= tv15.getText().toString();
        que16= tv16.getText().toString();
        que17= tv17.getText().toString();
        que18= tv18.getText().toString();
        que19= tv19.getText().toString();
        que20= tv20.getText().toString();
        que21= tv21.getText().toString();
        que22= tv22.getText().toString();
        que23= tv23.getText().toString();
        que24= tv24.getText().toString();
        que25= tv25.getText().toString();
        que26= tv26.getText().toString();
        que27= tv27.getText().toString();
        que28= tv28.getText().toString();

        que= new String[] { que1, que2, que3, que4, que5, que6, que7, que8, que9, que10, que11,
        que12, que13, que14, que15, que16, que17, que18, que19, que20, que21,
        que22, que23, que24, que25, que26, que27, que28 };

        btnSave.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {

                int selectedIdGender1 = rg1.getCheckedRadioButtonId();
                RadioButton rb1 = (RadioButton) findViewById(selectedIdGender1);
                String msrb1 = rb1.getText().toString();

                String srb1= null;
                if (msrb1.equals("No")) {
                        srb1 = String.valueOf(1);
                } else if (msrb1.equals("Sometimes")) {
                        srb1 = String.valueOf(2);
                } else if (msrb1.equals("Often")) {
                        srb1 = String.valueOf(3);
                } else if (msrb1.equals("Always")) {
                        srb1 = String.valueOf(4);
                }

                int selectedIdGender2 = rg2.getCheckedRadioButtonId();
                RadioButton rb2 = (RadioButton) findViewById(selectedIdGender2);
                String msrb2 = rb2.getText().toString();

                String srb2=null;
                if(msrb2.equals("No")){
                        srb2= String.valueOf(1);
                }
                else if(msrb2.equals("Within 1 Years")){
                        srb2= String.valueOf(2);
                }
                else if(msrb2.equals("Often")){
                        srb2= String.valueOf(3);
                }
                else if(msrb2.equals("Always")){
                        srb2= String.valueOf(4);
                }


                int selectedIdGender3 = rg3.getCheckedRadioButtonId();
                RadioButton rb3 = (RadioButton) findViewById(selectedIdGender3);

                String msrb3 = rb3.getText().toString();

                String srb3=null;
                if(msrb3.equals("No")){
                        srb3= String.valueOf(1);
                }else if(msrb3.equals("Within 1 Years")){
                        srb3= String.valueOf(2);
                }
                else if(msrb3.equals("Within 2 Years")){
                        srb3= String.valueOf(3);
                }
                else if(msrb3.equals("More than 1 Years")){
                        srb2= String.valueOf(4);
                }

                int selectedIdGender4 = rg4.getCheckedRadioButtonId();
                RadioButton rb4 = (RadioButton) findViewById(selectedIdGender4);
                String msrb4 = rb4.getText().toString();

                String srb4=null;
                if(msrb4.equals("No")){
                        srb4= String.valueOf(1);
                }else if(msrb4.equals("Within 1 Years")){
                        srb4= String.valueOf(2);
                }
                else if(msrb4.equals("Within 2 Years")){
                        srb4= String.valueOf(3);
                }
                else if(msrb4.equals("More than 1 Years")){
                        srb4= String.valueOf(4);
                }

                int selectedIdGender5 = rg5.getCheckedRadioButtonId();
                RadioButton rb5 = (RadioButton) findViewById(selectedIdGender5);
                String msrb5 = rb5.getText().toString();

                String srb5=null;
                if(msrb5.equals("No")){
                        srb5= String.valueOf(1);
                }else if(msrb5.equals("Mild")){
                        srb5= String.valueOf(2);
                }
                else if(msrb5.equals("Moderate")){
                        srb5= String.valueOf(3);
                }
                else if(msrb5.equals("severe")){
                        srb5= String.valueOf(4);
                }

                int selectedIdGender6 = rg6.getCheckedRadioButtonId();
                RadioButton rb6 = (RadioButton) findViewById(selectedIdGender6);
                String msrb6 = rb6.getText().toString();

                String srb6=null;
                if(msrb6.equals("No")){
                        srb6= String.valueOf(1);
                }else if(msrb6.equals("Mild")){
                        srb6= String.valueOf(2);
                }
                else if(msrb6.equals("Moderate")){
                        srb6= String.valueOf(3);
                }
                else if(msrb6.equals("severe")){
                        srb6= String.valueOf(4);
                }


                int selectedIdGender7 = rg7.getCheckedRadioButtonId();
                RadioButton rb7 = (RadioButton) findViewById(selectedIdGender7);
                String msrb7 = rb7.getText().toString();

                String srb7=null;
                if(msrb7.equals("No")){
                        srb7= String.valueOf(1);
                }else if(msrb7.equals("Mild")){
                        srb7= String.valueOf(2);
                }
                else if(msrb7.equals("Moderate")){
                        srb7= String.valueOf(3);
                }
                else if(msrb7.equals("severe")){
                        srb7= String.valueOf(4);
                }

                int selectedIdGender8 = rg8.getCheckedRadioButtonId();
                RadioButton rb8 = (RadioButton) findViewById(selectedIdGender8);
                String msrb8 = rb8.getText().toString();

                String srb8=null;
                if(msrb8.equals("No")){
                        srb8= String.valueOf(1);
                }else if(msrb8.equals("Mild")){
                        srb8= String.valueOf(2);
                }
                else if(msrb8.equals("Moderate")){
                        srb8= String.valueOf(3);
                }
                else if(msrb8.equals("severe")){
                        srb8= String.valueOf(4);
                }

                int selectedIdGender9 = rg9.getCheckedRadioButtonId();
                RadioButton rb9 = (RadioButton) findViewById(selectedIdGender9);
                String msrb9 = rb9.getText().toString();

                String srb9=null;
                if(msrb9.equals("No")){
                        srb9= String.valueOf(1);
                }else if(msrb9.equals("Mild")){
                        srb9= String.valueOf(2);
                }
                else if(msrb9.equals("Moderate")){
                        srb9= String.valueOf(3);
                }
                else if(msrb9.equals("severe")){
                        srb9= String.valueOf(4);
                }

                int selectedIdGender10 = rg10.getCheckedRadioButtonId();
                RadioButton rb10 = (RadioButton) findViewById(selectedIdGender10);
                String msrb10 = rb10.getText().toString();

                String srb10=null;
                if(msrb10.equals("No")){
                        srb10= String.valueOf(1);
                }else if(msrb10.equals("Mild")){
                        srb10= String.valueOf(2);
                }
                else if(msrb10.equals("Moderate")){
                        srb10= String.valueOf(3);
                }
                else if(msrb10.equals("severe")){
                        srb10= String.valueOf(4);
                }
               //upto 28 selected

                int selectedIdGender28 = rg28.getCheckedRadioButtonId();
                RadioButton rb28 = (RadioButton) findViewById(selectedIdGender28);
                String msrb28 = rb28.getText().toString();

                String srb28=null;
                if(msrb28.equals("No")){
                        srb28= String.valueOf(1);
                }else if(msrb28.equals("Mild")){
                        srb28= String.valueOf(2);
                }
                else if(msrb28.equals("Moderate")){
                        srb28= String.valueOf(3);
                }
                else if(msrb28.equals("severe")){
                        srb28= String.valueOf(4);
                }

                ans = new String[]{ srb1, srb2, srb3, srb4, srb5, srb6, srb7, srb8, srb9, srb10,
                        srb11, srb12, srb13, srb14, srb15, srb16, srb17, srb18, srb19, srb20,
                        srb21, srb22, srb23, srb24, srb25, srb26, srb27, srb28 };


        // String userID = Integer.parseInt(user_id.getText().toString());
        int userID = Integer.parseInt(user_id.getText().toString());
        // userID = String.valueOf(19161);
        String que1 = convertArrayToString(que);
        String ans1 = convertArrayToString(ans);
        //  String ans1 = URLEncoder.encode(convertArrayToString(ans), "utf-8");

        if(isLoggedIn) {
        connectWithHttpGet(userID, que1, ans1);
        Intent intent = new Intent(MyMedicalHistoryActivity2.this, AsanasActivity.class);
        startActivity(intent);
        }
        }
        });
        }

//insert string array to db
public static String strSeparator = ",";
public static String convertArrayToString(String[] array){
        String str = "";
        for (int i = 0;i<array.length; i++) {
        str = str+array[i];
        // Do not append comma at the end of last element
        if(i<array.length-1){
        str = str+strSeparator;
        }
        }
        return str;
        }

private void connectWithHttpGet(int userID, String que, String ans) {

class HttpGetAsyncTask extends AsyncTask<String, Void, String> {

    @Override
    protected String doInBackground(String... params) {

        int paramUid = Integer.parseInt(params[0]);
        String paramQue = params[1];
        String paramAns = params[2];


        System.out.println("Que ID:" + paramQue + " Ans is :" + paramAns );

        // Create an intermediate to connect with the Internet
        HttpClient httpClient = new DefaultHttpClient();


        HttpGet httpGet = new HttpGet("http://www.test.com/Android/api/savemedicalDetails?userID="+paramUid+
                "&problemid="+paramQue+ "&problemstatus="+paramAns);

        try {

            HttpResponse httpResponse = httpClient.execute(httpGet);
            System.out.println("httpResponse// getEntity() ; obtains the message entity of this response");

            InputStream inputStream = httpResponse.getEntity().getContent();

            InputStreamReader inputStreamReader = new InputStreamReader(inputStream);

            BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
            StringBuilder stringBuilder = new StringBuilder();
            String bufferedStrChunk = null;
            while((bufferedStrChunk = bufferedReader.readLine()) != null){
                stringBuilder.append(bufferedStrChunk);
            }
            System.out.println("Returninge of doInBackground :" + stringBuilder.toString());
            return stringBuilder.toString();

        } catch (ClientProtocolException cpe) {
            System.out.println("Exceptionrates caz of httpResponse :" + cpe);
            cpe.printStackTrace();
        } catch (IOException ioe) {
            System.out.println("Secondption generates caz of httpResponse :" + ioe);
            ioe.printStackTrace();
        }
        return null;
    }

    @Override
    protected void onPostExecute(String result) {
        super.onPostExecute(result);
        System.out.println("httpResponse :" + result);

        try {
            JSONObject jsonObject = new JSONObject(result);
            JSONArray login = jsonObject.getJSONArray("savemedicaldetails");
            JSONObject jsonObject1 = login.getJSONObject(0);

            String responsetypes = jsonObject1.optString("responsetype");
            // String responsetypes = jsonObject1.getString("responsetype");
            String message = jsonObject1.getString("message");

            if (TextUtils.equals(responsetypes, "success")) {
                Toast.makeText(getApplicationContext(), message , Toast.LENGTH_LONG).show();
            } else if (TextUtils.equals(responsetypes, "failure")) {
                Toast.makeText(getApplicationContext(), message , Toast.LENGTH_LONG).show();
            }
        } catch (JSONException e) {
            e.printStackTrace();
        }
    }
}

    // Initialize the AsyncTask class
    HttpGetAsyncTask httpGetAsyncTask = new HttpGetAsyncTask();
        httpGetAsyncTask.execute(String.valueOf(userID), que, ans);
                }

 }

//活动
公共类MyMedicalHistoryActivity2扩展了AppCompatActivity{
工具栏；
放射组rg1、rg2、rg3、rg4、rg5、rg6、rg7、rg8、rg9、rg10、，
rg11、rg12、rg13、rg14、rg15、rg16、rg17、rg18、rg19、rg20、，
rg21、rg22、rg23、rg24、rg25、rg26、rg27、rg28；
字符串[]que；
字符串que1、que2、que3、que4、que5、que6、que7、que8、que9、que10、que11、que12、que13、que14、que15、que16、que17、que18、que19、que20、que21、，
que22、que23、que24、que25、que26、que27、que28；
TextView tv1、tv2、tv3、tv4、tv5、tv6、tv7、tv8、tv9、tv10、，
tv11，tv12，tv13，tv14，tv15，tv16，tv17，tv18，tv19，tv20，
tv21、tv22、tv23、tv24、tv25、tv26、tv27、tv28；
TextView用户标识；
字符串[]ans；
串srb1、srb2、srb3、srb4、srb5、srb6、srb7、srb8、srb9、srb10、，
srb11、srb12、srb13、srb14、srb15、srb16、srb17、srb18、srb19、srb20、srb21、srb22、srb23、srb24、srb25、srb26、srb27、srb28；
按钮btnSave；
私有静态字符串url=null；
私有布尔值isLoggedIn=false；
会议管理会议；
字符串sessionid；
字符串email，userID；
JSONArray user=null；
@凌驾
创建时受保护的void（Bundle savedInstanceState）{
super.onCreate（savedInstanceState）；
setContentView（R.layout.activity\u my\u medical\u history1）；
toolbar=（toolbar）findviewbyd（R.id.toolbar）；
设置支持操作栏（工具栏）；
TextView工具栏标题=（TextView）toolbar.findViewById（R.id.toolbar\u标题）；
设置支持操作栏（工具栏）；
getSupportActionBar（）.setDisplayShowTitleEnabled（false）；
工具栏title.setText（“我的病史”）；
工具栏。设置标题边缘底部（50）；
getSupportActionBar（）.setDisplayHomeAsUpEnabled（true）；
getSupportActionBar（）.setHomeButtonEnabled（true）；
btnSave=（按钮）findviewbyd（R.id.btn\u保存）；
user\u id=（TextView）findViewById（R.id.user\u id）；
SharedReferences SharedReferences=GetSharedReferences（SessionManagement.PREF_NAME，Context.MODE_PRIVATE）；
isLoggedIn=SharedReferences.getBoolean（SessionManagement.IS_LOGIN，false）；
String userID1=SharedReferences.getString（SessionManagement.KEY_SESSIONID，“不可用”）；
user_id.setText（userID1）；
rg1=（放射组）findViewById（R.id.RadioGroup 1）；
rg2=（放射组）findViewById（R.id.RadioGroup 2）；
rg3=（放射组）findViewById（R.id.RadioGroup 3）；
rg4=（放射组）findViewById（R.id.RadioGroup 4）；
rg5=（放射组）findViewById（R.id.RadioGroup 5）；
rg6=（放射组）findViewById（R.id.RadioGroup 6）；
rg7=（放射组）findViewById（R.id.RadioGroup 7）；
rg8=（放射组）findViewById（R.id.RadioGroup 8）；
rg9=（放射组）findViewById（R.id.RadioGroup 9）；
rg10=（放射组）findViewById（R.id.RadioGroup 10）；
rg11=（放射组）findViewById（R.id.RadioGroup 11）；
rg12=（放射组）findViewById（R.id.RadioGroup 12）；
rg13=（放射组）findViewById（R.id.RadioGroup 13）；
rg14=（放射组）findViewById（R.id.RadioGroup 14）；
rg15=（放射组）findViewById（R.id.RadioGroup 15）；
rg16=（放射组）findViewById（R.id.RadioGroup 16）；
rg17=（放射组）findViewById（R.id.RadioGroup 17）；
rg18=（放射组）findViewById（R.id.RadioGroup 18）；
rg19=（放射组）findViewById（R.id.RadioGroup 19）；
rg20=（放射组）findViewById（R.id.RadioGroup 20）；
rg21=（放射组）findViewById（R.id.RadioGroup 21）；
rg22=（放射组）findViewById（R.id.RadioGroup 22）；
rg23=（放射组）findViewById（R.id.RadioGroup 23）；
rg24=（放射组）findViewById（R.id.RadioGroup 24）；
rg25=（放射组）findViewById（R.id.RadioGroup 25）；
rg26=（放射组）findViewById（R.id.RadioGroup 26）；
rg27=（放射组）findViewById（R.id.RadioGroup 27）；
rg28=（放射组）findViewById（R.id.RadioGroup 28）；
tv1=（TextView）findViewById（R.id.id1）；
tv2=（TextView）findViewById（R.id.id2）；
tv3=（TextView）findViewById（R.id.id3）；
tv4=（TextView）findViewById（R.id.id4）；
tv5=（TextView）findViewById（R.id.id5）；
tv6=（TextView）findViewById（R.id.id6）；
tv7=（TextView）findViewById（R.id.id7）；
tv8=（TextView）findViewById（R.id.id8）；
tv9=（TextView）findViewById（R.id.id9）；
tv10=（TextView）findViewById（R.id.id10）；
tv11=（TextView）findViewById（R.id.id11）；
tv12=（TextView）findViewById（R.id.id12）；
tv13=（TextView）findViewById（R.id.id13）；
tv14=（TextView）findViewById（R.id.id14）；
tv15=（TextView）findViewById（R.id.id15）；
tv16=（TextView）findViewById（R.id.id16）；
tv17=（TextView）findViewById（R.id.id17）；
tv18=（TextView）findViewById（R.id.id18）；
tv19=（TextView）findViewById（R.id.id19）；
tv20=（TextView）findViewById（R.id.id20）；
tv21=（TextView）findViewById（R.id.id21）；
tv22=（TextView）findViewById（R.id.id22）；
tv23=（TextView）findViewById（R.id.id23）；
tv24=（TextView）findViewById（R.id.id24）；
tv25=（TextView）findViewById（R.id.id25）；
tv26=（TextView）findViewById（R.id.id26）；
tv27=（TextView）findViewById（R.id.id27）；
tv28=（TextView）findViewById（R.id.id28）；
que1=tv1.getText（）.toString（）；
que2=tv2.ge
final String[] values = new String[rgParent.getChildCount()];

for (int i = 0; i < rgParent.getChildCount(); i++) {
  final View v = rgParent.getChildAt(i);

  if (v instanceof RadioGroup) {
    final int radioButtonId = 
      ((RadioGroup) v).getCheckedRadioButtonId();

    if (radioButtonId != -1) {
      final View vRadioButton = findViewById(radioButtonId);
      values[i] = vRadioButton.getTag();
    } else {
      values[i] = "0";
    }
  }
}

<RadioButton
  android:tag="yourtag"
  />

RadioButton rb = ...;
rb.setTag(yourtag); // this method accepts an object, so you can pass any data type (integer, String, etc...)