ست کردن spinner

Spinner spinner1, spinner2;

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    spinner1 = (Spinner) findViewById(R.id.spinner1);
    spinner2 = (Spinner) findViewById(R.id.spinner2);
    ArrayAdapter adapter1 = ArrayAdapter.createFromResource(this,
            R.array.array1, android.R.layout.simple_spinner_item);
    spinner1.setAdapter(adapter1);
    spinner1.setOnItemSelectedListener(this);
}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
    // Inflate the menu; this adds items to the action bar if it is present.
    getMenuInflater().inflate(R.menu.main, menu);
    retu true;
}

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    // Handle action bar item clicks here. The action bar will
    // automatically handle clicks on the Home/Up button, so long
    // as you specify a parent activity in AndroidManifest.xml.
    int id = item.getItemId();
    if (id == R.id.action_settings) {
        retu true;
    }
    retu super.onOptionsItemSelected(item);
}

@Override
public void onItemSelected(AdapterView<?> parent, View view, int position,
        long id) {
    if (spinner1.getSelectedItem().equals("mobile")) {
        Toast.makeText(getApplicationContext(), "Mobil dipilih",
                Toast.LENGTH_SHORT).show();

        ArrayAdapter adapter2 = ArrayAdapter.createFromResource(this,
                R.array.mobile_array, android.R.layout.simple_spinner_item);
        spinner2.setAdapter(adapter2);
    } else {
        ArrayAdapter adapter2 = ArrayAdapter.createFromResource(this,
                R.array.motor_array, android.R.layout.simple_spinner_item);
        spinner2.setAdapter(adapter2);
    }

}

@Override
public void onNothingSelected(AdapterView<?> parent) {
    // TODO Auto-generated method stub
}

}