fragment.java

 FragmentTransaction fragmentTransaction = getSupportFragmentManager().beginTransaction();

        if (getIntent().getExtras().getBoolean("SHOW_LOGIN")) {
            fragmentTransaction.replace(R.id.main_fragment_container, new LoginFragment());
            fragmentTransaction.commit();
        }else{
            fragmentTransaction.replace(R.id.main_fragment_container, new TourPackageFragment());
            fragmentTransaction.commit();
        }