JustJava/app/src/main/java/com/example/xinyibabs/justjava/MainActivity.java
/**
     * This method is called when the order button is clicked.
     */
This method is called when the order button is clicked.
This method is called when the order button is clicked .
public void submitOrder(View view) {
       String priceMessage = "Free";
       displayMessage(priceMessage);
    }
public void submitOrder ( View view ) { String priceMessage = "Free" ; displayMessage ( priceMessage ) ; }
This method is called when the order button is clicked.
This method is called when the order button is clicked .