Android SMS verification

Android SMS verification

Hi I developed an android application.. for that a login page I am
creating ... I already created code for signup and sign in options now I
need a sms verification process in which ... at the time of registration
users mobile number is collected and at the time of signup .. an sms is
sent from users mobile to the mobile number provided ... and the sms must
be a random text.. and the user need to type this text at the time of
signup to be successful ... is anyone know how to do this pleas help... I
am providing the code I already developed for the login page....
Main Activity
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
import android.app.Activity;
import android.app.Dialog;
import android.content.Intent;
public class MainActivity extends Activity {
Button btnSignIn,btnSignUp;
LoginDataBaseAdapter loginDataBaseAdapter;
@Override
protected void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
loginDataBaseAdapter=new LoginDataBaseAdapter(this);
loginDataBaseAdapter=loginDataBaseAdapter.open();
btnSignIn=(Button)findViewById(R.id.buttonSignIn);
btnSignUp=(Button)findViewById(R.id.buttonSignUP);
btnSignUp.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
Intent intentSignUP=new
Intent(getApplicationContext(),SignUPActivity.class);
startActivity(intentSignUP);
}
});
}
public void signIn(View V)
{
final Dialog dialog = new Dialog(MainActivity.this);
dialog.setContentView(R.layout.login);
dialog.setTitle("Login");
// get the References of views
final EditText
editTextUserName=(EditText)dialog.findViewById(R.id.editTextUserNameToLogin);
final EditText
editTextPassword=(EditText)dialog.findViewById(R.id.editTextPasswordToLogin);
Button btnSignIn=(Button)dialog.findViewById(R.id.buttonSignIn);
btnSignIn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
String userName=editTextUserName.getText().toString();
String password=editTextPassword.getText().toString();
// fetch the Password form database for respective user name
String
storedPassword=loginDataBaseAdapter.getSinlgeEntry(userName);
// check if the Stored password matches with Password
entered by user
if(password.equals(storedPassword))
{
Toast.makeText(MainActivity.this, "Congrats: Login
Successfull", Toast.LENGTH_LONG).show();
dialog.dismiss();
}
else
{
Toast.makeText(MainActivity.this, "User Name or
Password does not match", Toast.LENGTH_LONG).show();
}
}
});
dialog.show();
}
@Override
protected void onDestroy() {
super.onDestroy();
// Close The Database
loginDataBaseAdapter.close();
}
}
activity_main.xml
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation = "vertical"
tools:context=".MainActivity" >
<Button
android:id="@+id/buttonSignIN"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:layout_centerVertical="true"
android:text="Sign In"
android:onClick="signIn" />
<Button
android:id="@+id/buttonSignUP"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_above="@+id/buttonSignIN"
android:layout_alignParentLeft="true"
android:text="Sign UP" />
</RelativeLayout>
signup.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical"
android:gravity="center_vertical" >
<EditText
android:id="@+id/editTextUserName"
android:hint="User Name"
android:layout_width="match_parent"
android:layout_height="wrap_content"
>
<requestFocus />
</EditText>
<EditText
android:id="@+id/editTextPassword"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:hint="Password"
android:inputType="textPassword" />
<EditText
android:id="@+id/editTextConfirmPassword"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:hint="Confirm Password"
android:inputType="textPassword" />
<Button
android:id="@+id/buttonCreateAccount"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="Create Account"
android:layout_marginBottom="60dp" />
</LinearLayout>
login.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<EditText
android:id="@+id/editTextUserNameToLogin"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:hint="User Name"
android:ems="10" >
<requestFocus />
</EditText>
<EditText
android:id="@+id/editTextPasswordToLogin"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:ems="10"
android:inputType="textPassword"
android:hint="Password" />
<Button
android:id="@+id/buttonSignIn"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:text="Sign In" />
</LinearLayout>