Hit API Through Volley

MainActivity.java -

package com.example.krishandev.loginapp;

import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

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 org.json.JSONObject;

import java.lang.reflect.Method;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;

public class MainActivity extends AppCompatActivity {
    private RequestQueue requestQueue;
    private static final String JSON_URL ="http://mudraplan.arvaansolutions.com/api/checkNumberAlreadyExist";
    EditText edit;
    Button button;
    @Override    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        edit=(EditText) findViewById(R.id.editText1);
        button =(Button)findViewById(R.id.button1);
       /* final Model model =new Model();        model.setMobileNumber(edit.getText().toString());        model.setDeviceUniqueId(UUID.randomUUID().toString());       */ button.setOnClickListener(new View.OnClickListener() {
            @Override            public void onClick(View v) {
                if(TextUtils.isEmpty(edit.getText()) || edit.length() != 10)
                    Toast.makeText(getApplicationContext(),"please enter vali numbre",Toast.LENGTH_LONG).show();
                else                hitApi();
            }
        });

    }

    private void hitApi() {

        requestQueue= Volley.newRequestQueue(this);
        StringRequest stringRequest =new StringRequest(Request.Method.POST, JSON_URL, new Response.Listener<String>() {
            @Override            public void onResponse(String response) {
                Log.d("mritunjay",response);
                try{
                JSONObject jsonObject= new JSONObject(response);
                if(jsonObject.getString("status").equals("success")){
                    Intent intentnt= new Intent(getApplicationContext(), LoginSuccessActivity.class);
                    startActivity(intentnt);
                }

                }catch (Exception e){}

            }
        }, new Response.ErrorListener() {
            @Override            public void onErrorResponse(VolleyError error) {

            }
        }){
            @Override            protected Map<String,String> getParams()
            {
                Map<String, String> params = new HashMap<String, String>();
                params.put("mobile_number",edit.getText().toString());
                params.put("device_unique_id",UUID.randomUUID().toString());

                return  params; }
        };
        requestQueue.add(stringRequest);
    }
}


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activity_main.xml - 

<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:app="http://schemas.android.com/apk/res-auto"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    tools:context=".MainActivity">

    <TextView        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:id="@+id/loginText1"        android:text="Login Form"        android:padding="10dp"        android:textSize="20sp" />
    <TextView        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="Phone Number"        android:layout_below="@id/loginText1"        android:id="@+id/textPhone"
        />
    <EditText        android:layout_width="250dp"        android:layout_height="wrap_content"        android:inputType="phone"        android:layout_below="@id/textPhone"        android:maxLength="12"        android:id="@+id/editText1" />


    <Button        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="Submit"        android:layout_below="@id/editText1"        android:id="@+id/button1"        />


</RelativeLayout>

----------------------------------------------------------------------------------

Model.java


package com.example.krishandev.loginapp;

public class Model {

    String mobileNumber;
    int deviceUniqueId;

    public Model(String mobileNumber, int deviceUniqueId) {
        this.mobileNumber = mobileNumber;
        this.deviceUniqueId = deviceUniqueId;
    }

    public String getMobileNumber() {
        return mobileNumber;
    }

    public int getDeviceUniqueId() {
        return deviceUniqueId;
    }
}

-----------------------------------------------------------------------------

LoginSuccessActivity.java-


package com.example.krishandev.loginapp;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;

public class LoginSuccessActivity extends AppCompatActivity {

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

--------------------------------------------------------------------------
activity_login_success.xml-


<?xml version="1.0" encoding="utf-8"?><android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"    xmlns:app="http://schemas.android.com/apk/res-auto"    xmlns:tools="http://schemas.android.com/tools"    android:layout_width="match_parent"    android:layout_height="match_parent"    tools:context=".LoginSuccessActivity">

    <TextView        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="Login Success"        android:textSize="50sp"        />

</android.support.constraint.ConstraintLayout>
----------------------------------------------------

Dependency- 


compile 'com.android.volley:volley:1.1.1'