W / System.err: org.json.JSONException: нет значения для электронной почты .. получил эту ошибку при разборе данных входа через залп

Question

когда я размещаю свое имя пользователя и пароль на странице входа. тогда я получил ответ API, но моя активность на панели не открыта. я получаю W / System.err: org.json.JSONException: нет значения для ошибки электронной почты в моем параметре API. Когда я удаляю параметр электронной почты, эта ошибка переходит к следующему параметру. А что я могу сделать ? нужна помощь

Я много раз пытался войти в систему, этот ответ API работает, но активность не открыта.

LoginModel.java

package com.tsa.nccapp.models;

/**
 * Created by hp on 31-Dec-2018.
 */

public class LoginModel {
    private String regiment_number;
    private String rank;
    private String name_of_cadet;
    private String email;
    private String mobile;
    private String father_name;
    private String exam_type;
    private String unit;
    private String ncc_group;
    private String state;
    private String district;
    private String town;
    private String directorate;
    private String membership_status;
    private String username;
    private String password;


    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        this.username = username;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }



    public String getName_of_cadet() {
        return name_of_cadet;
    }

    public void setName_of_cadet(String name_of_cadet) {
        this.name_of_cadet = name_of_cadet;
    }

    public String getEmail() {
        return email;
    }

    public void setEmail(String email) {
        this.email = email;
    }

    public String getMobile() {
        return mobile;
    }

    public void setMobile(String mobile) {
        this.mobile = mobile;
    }

    public String getFather_name() {
        return father_name;
    }

    public void setFather_name(String father_name) {
        this.father_name = father_name;
    }

    public String getExam_type() {
        return exam_type;
    }

    public void setExam_type(String exam_type) {
        this.exam_type = exam_type;
    }

    public String getUnit() {
        return unit;
    }

    public void setUnit(String unit) {
        this.unit = unit;
    }

    public String getNcc_group() {
        return ncc_group;
    }

    public void setNcc_group(String ncc_group) {
        this.ncc_group = ncc_group;
    }

    public String getState() {
        return state;
    }

    public void setState(String state) {
        this.state = state;
    }

    public String getDistrict() {
        return district;
    }

    public void setDistrict(String district) {
        this.district = district;
    }

    public String getTown() {
        return town;
    }

    public void setTown(String town) {
        this.town = town;
    }

    public String getDirectorate() {
        return directorate;
    }

    public void setDirectorate(String directorate) {
        this.directorate = directorate;
    }


    public String getRegiment_number() {
        return regiment_number;
    }

    public void setRegiment_number(String regiment_number) {
        this.regiment_number = regiment_number;
    }

    public String getRank() {
        return rank;
    }

    public void setRank(String rank) {
        this.rank = rank;
    }
}

LoginActivity.java

package com.tsa.nccapp;


import android.app.AlertDialog;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.provider.Settings;
import android.text.InputType;
import android.util.Log;
import android.view.MotionEvent;
import android.view.View;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.Toast;

import com.android.volley.AuthFailureError;
import com.android.volley.Request;
import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.StringRequest;
import com.android.volley.toolbox.Volley;
import com.google.android.gms.auth.api.signin.GoogleSignIn;
import com.google.android.gms.auth.api.signin.GoogleSignInAccount;
import com.google.android.gms.auth.api.signin.GoogleSignInClient;
import com.google.android.gms.auth.api.signin.GoogleSignInOptions;
import com.google.android.gms.common.api.ApiException;
import com.google.android.gms.tasks.Task;
import com.tsa.nccapp.Network.NetworkCheck;
import com.tsa.nccapp.custom.CustomActivity;
import com.tsa.nccapp.custom.RightDrawableOnTouchListener;
import com.tsa.nccapp.models.LoginModel;
import com.tsa.nccapp.models.UserModel;
import com.tsa.nccapp.utils.GLOBAL;
import com.tsa.nccapp.validation.Validation;

import org.json.JSONException;
import org.json.JSONObject;

import java.util.Hashtable;
import java.util.Map;

/********************************************************
 * A login screen that offers login via email/password. *
 ********************************************************/
public class LoginActivity2 extends CustomActivity {
    private static final int RC_SIGN_IN = 1;
    private static  Context context;

    private EditText username;
    private EditText password;

    private boolean pwdFlag = false;
    private GoogleSignInClient mGoogleSignInClient;
    SharedPreferences sharedPref;
    LinearLayout mainRoot;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_login2);
        context = LoginActivity2.this;

        sharedPref = context.getSharedPreferences(
                "login", Context.MODE_PRIVATE);

        // profile. ID and basic profile are included in DEFAULT_SIGN_IN.
        GoogleSignInOptions gso = new GoogleSignInOptions.Builder(GoogleSignInOptions.DEFAULT_SIGN_IN)
                .requestEmail()
                .build();

        // Build a GoogleSignInClient with the options specified by gso.
        mGoogleSignInClient = GoogleSignIn.getClient(this, gso);

        init();
    }

    /////////////////////////
    private void init() {
        username = findViewById(R.id.user_name);
        password = findViewById(R.id.password);
        mainRoot=findViewById(R.id.main_root);

        findViewById(R.id.sign_in_button).setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                if (NetworkCheck.checkInternet(mainRoot,context))
                    signIn();
            }
        });

        password.setOnTouchListener(new RightDrawableOnTouchListener(password) {
            @Override
            public boolean onDrawableTouch(final MotionEvent event) {
                return onClickSearch(event);
            }

        });
    }

    //////////////////////////////////////////
    public void goToDashboard(View view) {
        if (checkValidation()) {
            if (NetworkCheck.checkInternet(mainRoot,context)) {
                login(username.getText().toString(), password.getText().toString());
            }
        }
    }

    ///////////////////////////////////////////
    public void goRegistration(View view) {
        if (NetworkCheck.checkInternet(mainRoot,context)) {
            startActivity(new Intent(LoginActivity2.this, Signup_oneActivity.class));
            finish();
        }
    }

    ////////////////////////////////////////////////////////////////
    public void login(final String username, final String password) {
        //Showing the progress dialog
        final ProgressDialog progress = new ProgressDialog(LoginActivity2.this);
        progress.show();
        StringRequest stringRequest = new StringRequest(Request.Method.POST,  GLOBAL.baseURL+ "loginUser.php",
                new Response.Listener<String>() {
                    @Override
                    public void onResponse(String s) {
                        Log.d("Login", s.toString());

                        try {
                            JSONObject json = new JSONObject(s);

                            if (json.getString("status").equals("0")) {

                                GLOBAL.globalLoginModel = new LoginModel();
//                                GLOBAL.globalLoginModel.setName_of_cadet(json.getString("name_of_cadet"));
                                GLOBAL.globalLoginModel.setEmail(json.getString("email"));
                                GLOBAL.globalLoginModel.setMobile(json.getString("mobile"));
                                GLOBAL.globalLoginModel.setRegiment_number(json.getString("regiment_number"));
                                GLOBAL.globalLoginModel.setRank(json.getString("rank"));
                                GLOBAL.globalLoginModel.setFather_name(json.getString("father_name"));
                                GLOBAL.globalLoginModel.setExam_type(json.getString("exam_type"));
                                GLOBAL.globalLoginModel.setUnit(json.getString("unit"));
                                GLOBAL.globalLoginModel.setNcc_group(json.getString("ncc_group"));
                                GLOBAL.globalLoginModel.setState(json.getString("state"));
                                GLOBAL.globalLoginModel.setDistrict(json.getString("district"));
                                GLOBAL.globalLoginModel.setTown(json.getString("town"));
                                GLOBAL.globalLoginModel.setDirectorate(json.getString("directorate"));

                                GLOBAL.globalLoginModel.setUsername(json.getString("username"));
                                GLOBAL.globalLoginModel.setPassword(json.getString("password"));

                                SharedPreferences.Editor editor = sharedPref.edit();
                                editor.putString("username", username);
                                editor.putString("password", password);
                                editor.commit();
                                GLOBAL.loginType=GLOBAL.USERLOGIN;


                                Log.d("Login", s.toString());
                                startActivity(new Intent(LoginActivity2.this, Main2Activity.class));
                                finish();
                            } else {

                                Log.d("Login", s.toString());
                                progress.dismiss();
                                Toast.makeText(context, "Invalid User Name or Password", Toast.LENGTH_SHORT).show();
                            }
                        } catch (JSONException e) {
                            e.printStackTrace();
                            progress.dismiss();
                        }
                    }
                },
                new Response.ErrorListener() {
                    @Override
                    public void onErrorResponse(VolleyError volleyError) {
                        Toast.makeText(context, "Some issue in loading" + volleyError, Toast.LENGTH_LONG).show();
                        progress.dismiss();
                    }
                })
        {
            @Override
            protected Map<String, String> getParams() throws AuthFailureError {
                Map<String, String> params = new Hashtable<String, String>();
                params.put("username", username);
                params.put("password", password);
                params.put("status", "Login");
                return params;
            }
        };

        RequestQueue requestQueue = Volley.newRequestQueue(LoginActivity2.this);
        requestQueue.add(stringRequest);
    }

    ////////////////////////////////////////////////////////////
    private boolean onClickSearch(final MotionEvent event) {
        // do something
        pwdFlag = !pwdFlag;
        if (pwdFlag) {
            password.setInputType(InputType.TYPE_CLASS_TEXT);
            password.setCompoundDrawablesWithIntrinsicBounds(0, 0, R.drawable.off_eye, 0);
        } else {
            password.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
            password.setCompoundDrawablesWithIntrinsicBounds(0, 0, R.drawable.eye_20, 0);
        }
        event.setAction(MotionEvent.ACTION_CANCEL);
        return false;
    }

    ///////////////////////////////////////
    private boolean checkValidation() {
        boolean ret = true;
        if (!Validation.hasText(password)) ret = false;
        if (!Validation.hasText(username)) ret = false;
        return ret;
    }

    ///////////////////////////////////
    public void goHome(View view) {
        if(NetworkCheck.checkInternet(mainRoot,context)) {
            GLOBAL.globalLoginModel = new LoginModel();
            Log.e("json", GLOBAL.globalLoginModel.toString());
            GLOBAL.globalLoginModel.setName_of_cadet("Guest User");
            GLOBAL.globalLoginModel.setUsername("Guest User");
            /*GLOBAL.loginType=GLOBAL.GUESTLOGIN;*/
            startActivity(new Intent(LoginActivity2.this, Main2Activity.class));
            finish();
        }
    }

    ///////////////////////////////
//    @Override
//    protected void onStart() {
//        super.onStart();
//        if (NetworkCheck.checkInternet(mainRoot,context)) {
//            GoogleSignInAccount account = GoogleSignIn.getLastSignedInAccount(this);
//            if (account != null) {
//                GLOBAL.globalLoginModel = new LoginModel();
//                GLOBAL.globalLoginModel.setUsername(account.getDisplayName());
//                GLOBAL.globalLoginModel.setName_of_cadet(account.getDisplayName());
//                GLOBAL.globalLoginModel.setEmail(account.getEmail());
//                GLOBAL.photoURL = "" + account.getPhotoUrl();
//             /*   GLOBAL.loginType=GLOBAL.GMAILLOGIN;*/
//                startActivity(new Intent(LoginActivity2.this, Main2Activity.class));
//                finish();
//            }
//        }
//    }

    ///////////////////////////
    private void signIn() {
        Intent signInIntent = mGoogleSignInClient.getSignInIntent();
        startActivityForResult(signInIntent, RC_SIGN_IN);
    }

    /////////////////////////////////////////////////////////////////////////////////
//    @Override
//    public void onActivityResult(int requestCode, int resultCode, Intent data) {
//        super.onActivityResult(requestCode, resultCode, data);
//        if (requestCode == RC_SIGN_IN) {
//            Task<GoogleSignInAccount> task = GoogleSignIn.getSignedInAccountFromIntent(data);
//            handleSignInResult(task);
//        }
//    }

    ////////////////////////////////////////////////////////////////////////////////
//    private void handleSignInResult(Task<GoogleSignInAccount> completedTask) {
//        try {
//            GoogleSignInAccount account = completedTask.getResult(ApiException.class);
//            GLOBAL.globalLoginModel = new LoginModel();
//            GLOBAL.globalLoginModel.setUsername(account.getDisplayName());
//            GLOBAL.globalLoginModel.setName_of_cadet(account.getDisplayName());
//            GLOBAL.globalLoginModel.setEmail(account.getEmail());
//            GLOBAL.photoURL = "" + account.getPhotoUrl();
//            registerWithGPlus();
//        } catch (ApiException e) {
//            Log.w("TAG", "signInResult:failed code=" + e.getStatusCode());
//        }
    //}

    ////////////////////////////////////////////////////////////////////////////////////////////////
    public void goFargotPwd(View view) {
        if (NetworkCheck.checkInternet(mainRoot,context)){
            startActivity(new Intent(context, ForgetPasswordActivity.class));
            finish();}
    }

    ////////////////////////////////////////////////////////////////////////////////////////////////
//    public void registerWithGPlus() {
//        //Showing the progress dialog
//        final ProgressDialog progress = new ProgressDialog(context);
//        progress.show();
//        StringRequest stringRequest = new StringRequest(Request.Method.POST, GLOBAL.baseURL + "social_media_login.php",
//                new Response.Listener<String>() {
//                    @Override
//                    public void onResponse(String s) {
//                        try {
//                            JSONObject json = new JSONObject(s);
//                            Log.e("j    son", json.toString());
//                            progress.dismiss();
//                          /*  GLOBAL.loginType=GLOBAL.GMAILLOGIN;*/
//                            startActivity(new Intent(LoginActivity2.this, Main2Activity.class));
//                            finish();
//                        } catch (JSONException e) {
//                            e.printStackTrace();
//                            progress.dismiss();
//                        }
//                    }
//
//                },
//                new Response.ErrorListener() {
//                    @Override
//                    public void onErrorResponse(VolleyError volleyError) {
//                        //Showing toast
//                        Toast.makeText(context, "Some issue in loading" + volleyError, Toast.LENGTH_LONG).show();
//                        progress.dismiss();
//                    }
//                }) {
//            @Override
//            protected Map<String, String> getParams() throws AuthFailureError {
//
//                //Creating parameters
//                Map<String, String> params = new Hashtable<String, String>();
//
//                //Adding parameters
//                params.put("email", "" + GLOBAL.globalLoginModel.getEmail());
//                params.put("name", "" + GLOBAL.globalLoginModel.getName_of_cadet());
//                params.put("mobile", "" + GLOBAL.globalLoginModel.getMobile());
//                params.put("state", "" + GLOBAL.globalLoginModel.getState());
//                params.put("social_media", "Gmail");
//
//                return params;
//            }
//        };

        //Creating a Request Queue
//        RequestQueue requestQueue = Volley.newRequestQueue(context);
//
//        //Adding request to the queue
//        requestQueue.add(stringRequest);
//    }

    @Override
    public void onBackPressed() {
        new AlertDialog.Builder(this)
                .setTitle("Really Exit?")
                .setMessage("Are you sure you want to exit?")
                .setNegativeButton(android.R.string.no, null)
                .setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {

                    public void onClick(DialogInterface arg0, int arg1) {
                        LoginActivity2.super.onBackPressed();
                    }
                }).create().show();
    }

}

Global.java

package com.tsa.nccapp.utils;

import com.tsa.nccapp.R;
import com.tsa.nccapp.models.CadetDetailsModels;
import com.tsa.nccapp.models.LoginModel;
import com.tsa.nccapp.models.OtherExamResultModel;
import com.tsa.nccapp.models.PasswordModel;
import com.tsa.nccapp.models.ReportModel;
import com.tsa.nccapp.models.UserModel;

import java.util.ArrayList;
import java.util.Stack;

/**
 * Created by Akhil Tripathi on 28-12-2017.
 */

public class GLOBAL {
    public final static String baseURL="http://internationalskills.co.in/nccdarpan/API/";

    public static UserModel globalUserModel=null;
    public static LoginModel globalLoginModel=null;
    public static PasswordModel globalPasswordModel=null;


    public static String url="";
    public static String cert="A";

    public static int xD=0;
    public static int yD=0;

    public static final int GMAILLOGIN=2;
    public static final int GUESTLOGIN=1;
    public static final int USERLOGIN=0;

    public static int loginType=USERLOGIN;
    public static String password;
    public static String username;

    public static int textColor= R.color.black;
    public static int BGColor= R.color.light_green;
    public static int textSize= 14;

    public static int scrollAmount=0;
    public static ArrayList<ReportModel> reportModels;

    public static Stack<Integer> lastVisitedIndex=new Stack<>();

    public static String photoURL="https://icons8.com/A.png";

    public static ArrayList<OtherExamResultModel> otherExamResultModels=new ArrayList<>();
    public static CadetDetailsModels cadetFormModel;
}