Modify the button

Main Activity

package com.example.android.justjava;

import android.os.Bundle;
import android.support.v7.app.ActionBarActivity;
import android.view.View;
import android.widget.TextView;

public class MainActivity extends ActionBarActivity {
	
	@Override
	protected void onCreate(Bundle savedInstanceState){
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
	}

	public void submitOrder(View view){
		display(1);
	}

	private void display(int number){
		TextView quantityTextView = (TextView) findViewById(
			R.id.quantity_text_view);
		quantityTextView.setText("" + number);
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu){
		// Inflate the menu; this adds items to the action
		getMenuInflater().inflate(R.menu.menu_main, menu);
		return true;
	}

	@Override
	public boolean onOptionsItemSelected(MenuItem item){

		int id = item.getItemId();

		if ( id == R.id.action_settings){

		}
	}
}

getting paste error
1. read the error message
2. compare to working code
3. undo
4. ask for help

git hub gist

	private void displayPrice(int number){
		TextView priceTextView = (TextView) findViewById(R.id.price_text_view);
		priceTextView.setText(NumberFormat.getCurrencyInstance().format(number));
	}