Object-Oriented Java Programming I Sample Code

Java Programming I on YouTube:
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Object-Oriented Java Programming I Sample Code

My first Java programs
Main.java (download) Hello!
Hello2.java (download) Hello program modified: prints a blank line
Variables
VariablesDemo.java (download) Sample Java program using data variables
static methods and local variables
MainApp.java (download) Sep 2016 demo code
MainApp_wk05.java (download)
Console I/O and the Scanner class
TheScanner.java (download) Scanner, nextInt(), next(), nextLine()
TheNumbers.java (download) Scanner, Integer, System.out.printf()
Multiply two numbers by adding them
MultiplyMain.java (download) Demonstrates endless loop for( ; ; ) and while( condition )
Floating point rounding and precision
Rounding.java (download) BigDecimal RoundingMode HALF_UP HALF_EVEN
BigDecimalMath.java (download) How to avoid ArithmeticException with BigDecimal
Assignment a5 Temperature Converter demo
a5_temperature_demo.java (download) BigDecimal demo to convert Fahrenheit to Celsius
Baseball demo application
BaseballApp.java (download) main driver program
BaseballPlayer.java (download) abstract class BaseballPlayer
Pitcher.java (download) concrete class Pitcher
Catcher.java (download) concrete class Catcher
Banking exception demo
Main.java (download) Java exception demo program
Customer.java (download) Customer class
Account.java (download) Account class
OverdrawException.java (download) OverdrawException class
Dice Roller App Sample
Main.java (download) Main driver
DicePair.java (download) DicePair class
Die.java (download) Die class
Menu.java (download) Menu class
Using DicePair with rollSeries() Nov 10 2015
Main.java (download) Main driver
DicePair.java (download) DicePair class with rollSeries() method
Die.java (download) Die class
Menu.java (download) Menu class
Validator.java (download) Validator class: user input handling and validation
Using Comparable interface to sort objects
MainApp.java (download) Main driver
DicePair.java (download) DicePair class
Die.java (download) Die class
DiceRoller.java (download) class DiceRoller
Stats.java (download) class Stats implements Comparable<Stats> - Fall 2014
Using Comparable interface Fall 2015
Main.java (download) Main driver
DicePair.java (download) DicePair class
Die.java (download) Die class
Stats.java (download) class Stats implements Comparable<Stats> - Fall 2015
Menu.java (download) Menu class
Validator.java (download) Validator class: user input handling and validation
Car Inventory Sample
CarMain.java (download) Main driver
Car.java (download) Car class, constructor, setters and getters for each attribute
Using "this" reference to pass object to a method
Main.java (download) Main driver creates a Product and calls print( )
Product.java (download) Product class, its constructors, and print( ) method
LaserPrinter.java (download) LaserPrinter class and print( Product ) method
Integer array and Rectangle object array
DemoArrays.java (download) Main driver
Rectangle.java (download) Rectangle class, constructor, setters/getters, and compareTo
Array of ordered Die objects
MainApp.java (download) Main driver
Die.java (download) class Die implements Comparable
Array Reference Demo I
ArrayReferences.java (download) Array initialization and enhanced (foreach) loop examples
Array Reference Demo II
EnhancedForLoops.java (download) Array initialization, standard "for" and enhanced "foreach" loop examples
NumberFormat rounding
NumberFormatDemo.java (download) Miscellaneous rounding examples
List, Iterator, Generic Box Container
MainApp.java (download) Main driver
Box.java (download) class Box < T >
Queue Object Demo
MyGenericQueueApp.java (download) Main driver: push and pull from the queue
MyGenericQueue.java (download) MyGenericQueue class
Rectangle.java (download) Rectangle class, constructor, setters/getters, and compareTo
Stack Object Demo
GenericStack.java (download) GenericStack class
GenericStackApp.java (download) Main driver: push and pop from the stack
LinkedList of Rectangle objects
LinkedListDemo.java (download) Main driver: LinkedList operations
Rectangle.java (download) Rectangle class, constructor, setters/getters, and compareTo
List interface
ListDemoL.java (download) Main driver: List operations
Rectangle.java (download) Rectangle class, constructor, setters/getters, and compareTo
Map, HashMap, TreeMap, Map.Entry
MainApp.java (download) Main driver
Validator.java (download) Validator class: user input handling and validation
ArrayList of Rectangle objects
ArrayListDemo2.java (download) Main driver: ArrayList operations
Rectangle.java (download) Rectangle class, constructor, setters/getters, and compareTo
Validator.java (download) Validator class: user input handling and validation
ArrayList of Rectangle objects v.2
SquaresDemo.java (download) Main driver: ArrayList as method parameter and as a return type
Rectangle.java (download) Rectangle class, constructor, setters/getters, and compareTo
ArrayList of ints
ArrayListDemo.java (download) Main driver: ArrayList operations
Validator.java (download) Validator class: user input handling and validation
Algorithm: swap elements of array in place
Main.java (download) Main driver demo
Sorting Comparable Objects
Main.java (download) Array of products, foreach loop, Arrays.sort( ) demo
Product.java (download) class Product implements Comparable
Product2.java (download) Another class Product2 that implements "sort by" feature
Using Arrays.copyOf( ) Arrays.fill( ) Double.isNaN( )
Main.java (download) Arrays can be zero length -- be careful when using array's length in formulas!
11/29/2012 Polymorphism
Main.java (download) Creates array of Shapes, computes total area of Shapes
Shape.java (download) interface Shape
Rectangle.java (download) class Rectangle implements Shape
Circle.java (download) class Circle implements Shape
Assignment a8 -- Airline Flight Schedule demo Dec 9 2014
MainApp.java (download) Airline Flight Schedule Prototype
FlightSchedule.java (download) class FlightSchedule
Flight.java (download) class Flight
Airline.java (download) class Airline
Menu.java (download) class Menu
Validator.java (download) Validator class: user input handling and validation
DepartureArrivalInfo.java (download) class DepartureArrivalInfo
Assignment a8 -- Airline Flight Schedule demo
Main.java (download) Result of experimentation with collections in class on Fri, Nov 20, 2012
FlightSchedule.java (download) Flight Schedule which can produce sorted ArrayList of departures
Flight.java (download) class Flight implements Comparable
ClassPrototypes.java (download) Thursday 11/29/2012 -- a design that maintains maps of departures and arrivals in the schedule
ClassPrototypes2.java (download) Friday 11/30/2012 -- another design that creates sorted ArrayList of departures
selectionSort(), insertionSort( ), and binarySearch( ) demo
Main.java (download) Array of integers sorted, then searched
Java Generics demo
Main.java (download) Uses GenericQueue, PriorityQueTree, PriorityQueHash
GenericQueue.java (download) class GenericQueue
PriorityQueTree.java (download) class PriorityQueTree
PriorityQueHash.java (download) class PriorityQueHash *** WRONG implementation -- use PriorityQueTree instead, because HashMap isn't a sorted container!
Assignment a8 -- Airline Flight Schedule demo Verion 2
Main.java (download) Airline Flight Schedule Prototype as of Fri, Dec 14, 2012
FlightSchedule.java (download) Flight Schedule which can produce sorted ArrayList of departures
Flight.java (download) class Flight implements Comparable
DepartureArrivalInfo.java (download) class DepartureArrivalInfo
Airline.java (download) class Airline
AirlineReports.java (download) class AirlineReports
UserMenu.java (download) class UserMenu
Assignment a8 -- Fall 2015
Main.java (download) Main class
FlightSchedule.java (download) Flight collection of airlines and flights
Flight.java (download) class Flight
DepartureArrivalInfo.java (download) class DepartureArrivalInfo
Airline.java (download) class Airline
UserMenu.java (download) class UserMenu
Validator.java (download) Validator class: user input handling and validation