Connect azure sql database to android studio using java

[havvaj]

package com.example.workdb;

 import androidx.appcompat.app.AppCompatActivity;

  import android.os.Bundle;
 import androidx.appcompat.app.AppCompatActivity;
  import android.os.AsyncTask;
  import android.os.StrictMode;
  import android.os.Bundle;
  import android.util.Log;
 import android.view.View;
 import android.widget.Button;
 import android.widget.EditText;
import android.os.Bundle;
import android.widget.TextView;

import org.w3c.dom.Text;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import net.sourceforge.jtds.jdbc.*;
public class MainActivity extends AppCompatActivity {
   public Button run;
   public TextView message;

// public TextView txtvw;
public Connection con;
@OverRide
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
run= (Button) findViewById(R.id.button);
run.setOnClickListener(new View.OnClickListener() {
public void onClick(View v)

        {


            CheckLogin checkLogin= new CheckLogin();
            checkLogin.execute("");
            Log.d("CREATION","ON CREATE WORKS");
            //  Log.d("txtvw", connection);
            //System.out.println("Yes");
            // txtvw.setText("hello");

        }

    });
} public class CheckLogin extends AsyncTask<String,String,String>
{
    String z="";
    Boolean IsSuccess= false;
    String name1="";


    // Log.d("txtvw","step 1 done");
    protected void onPostExecute(String r){
        if (IsSuccess){
            message=(TextView)findViewById(R.id.textView);
            message.setText(name1);
            Log.d("TAG", "STEP 1 DONE");

        }
    }
    @Override
    protected String doInBackground(String... strings) {
        try
        {
            Connection con = connectionClass();
            if(con==null){
                z="Check interent";
                //Log.d("txtvw", z);

            }
            else
            {
                String query= "select * from Value";
                Statement stmt= con.createStatement();
                ResultSet rs= stmt.executeQuery(query);
                if (rs.next())
                {
                    name1=rs.getString("KneeAngle");
                    Log.d("MYTAG", "name 1 works");
                    z="Query success";
                    IsSuccess=true;
                    con.close();


                }
                else{
                    z="Invalid query";
                    IsSuccess=false;
                }



            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
        return z;
    }
}
public Connection connectionClass(){
    StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build();
    StrictMode.setThreadPolicy(policy);
    Connection connection = null;
    String ConnectionURL ;

    try{
        Class.forName("net.sourceforge.jtds.jdbs.Driver");
        ConnectionURL="jdbc:jtds:sqlserver://havvasemserv3.database.windows.net:1433;DatabaseName=Newfin;user=havvanew@havvasemserv3;password=Safwan137;encrypt=true;trustServerCertificate=false;hostNameInCertificate=*.database.windows.net;loginTimeout=30";
        connection= DriverManager.getConnection(ConnectionURL);

    } catch(ClassNotFoundException e){
        Log.e("Error here 2 ",e.getMessage());

    }
    catch (Exception e) {
        Log.e("error here 3:",e.getMessage());

    }
    //Log.d("txtvw", connection);
    return connection;

}

}

I am trying to connect my azure sql database to android studio but with no success unfortunately. The code executes with no error but no dats is displayed on the emulator.

Expected data : first value from my table.

[sistematod]

Hello, were you able to solve this problem?