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    /**
     * This method is called when the plus button is clicked.
     */
    public void increment(View view) {
        if (quantity == 100) {
            // Show an error message as a toast 
            Toast.makeText(this, "You cannot have more than 100 coffees", Toast.LENGTH_SHORT).show();
            // Exit this method early because there's nothing left to do
            return;
        }

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boolean isRaining = true;
if (isRaining) {
     Log.v("WeatherActivity", "It's raining, better bring an umbrella.");
} else {
     Log.v("WeatherActivity", "It's unlikely to rain.");
}
Log.v("WeatherActivity", "Thank you for using the WhetherWeather App.");

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boolean isRaining = false;
Log.v("WeatherActivity", "Thank you for using the WhetherWeather App.");
if (isRaining) {
    Log.v("WeatherActivity", "It's raining, better bring an umbrella.");
} else {
    Log.v("WeatherActivity", "It's unlikely to rain.");
}

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package com.example.android.justjava;

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

/**
 * This app displays an order form to order coffee.

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package com.example.android.cookies;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.view.View;


public class MainActivity extends AppCompatActivity {

    @Override

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/**
 * Displays text to the user.
 */
public class TextView extends View {
 
    // String value
    private String mText;
 
    // Text color of the text
    private int mTextColor;

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/**
 * Displays an image, such as an icon.
 */
public class ImageView extends View {
 
    // Resource ID for the source image that should be displayed in the ImageView.
    private int mImageId;
 
    // Context of the app
    private Context mContext;

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/**
 * Get the email account name.
 * 
 * @return the name of the account.
 */
private String getAccountName() {
    return "[email protected]";
    return "[email protected]";
}

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private String createCalendarEventReminder(String eventName, String location, int minutesAway) {
    String reminder = "You have an upcoming event in " + minutesAway + " minutes.";
    reminder = reminder + " It is " + eventName + " held at " + location + ".";
    return reminder;
}

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/**
 * Calculates the price of the order based on the current quantity.
 *
 * @return the price
 */
private int calculate price(int quantity {
    int price = quantity * 5;
    return price;
}