Introduction to Java 11 / 13 for Developers New to OO Programming (such as C, Mainframe, 4GL)

Session: Java: A First Look

Lesson: The Java Platform

• Java Platforms
• Lifecycle of a Java Program
• Responsibilities of JVM
• Documentation and Code Reuse

Lesson: Using the JDK

• Setting Up Environment
• Locating Class Files
• Compiling Package Classes
• Source and Class Files
• Java Applications
• Exercise: Exploring MemoryViewer
• Exercise: Exploring ColorPicker

Lesson: The Eclipse Paradigm

• Workbench and Workspace
• Views
• Editors
• Perspectives
• Projects
• Tutorial: Setup Projects in Eclipse

Session: Getting Started with Java

Lesson: Writing a Simple Class

• Classes in Java
• Class Modifiers and Types
• Class Instance Variables
• Primitives vs. Object References
• Creating Objects
• Exercise: Create a Simple Class

Lesson: Adding Methods to the Class

• Passing Parameters Into Methods
• Returning a Value From a Method
• Overloaded Methods
• Constructors
• Optimizing Constructor Usage
• Exercise: Create a Class with Methods

Session: OO Concepts

Lesson: Object-Oriented Programming

• Real-World Objects
• Classes and Objects
• Object Behavior
• Methods and Messages
• Exercise: Define and use a New Java class

Lesson: Inheritance, Abstraction, and Polymorphism

• Encapsulation
• Inheritance
• Method Overriding
• Polymorphism
• Exercise: Define and use Another Java Class

Session: Essential Java Programming

Lesson: Language Statements

• Operators
• Comparison and Logical Operators
• Looping
• Continue and Break Statements
• The switch Statement
• The for-each() Loop
• Exercise: Looping
• Exercise: Language Statements

Lesson: Using Strings

• Strings
• String Methods
• String Equality
• StringBuffer
• StringBuilder
• Exercise: Fun with Strings
• Exercise: Using StringBuffers and StringBuilders

Lesson: Specializing in a Subclass

• Extending a Class
• Casting
• The Object Class
• Default Constructor
• Implicit Constructor Chaining
• Exercise: Creating Subclasses

Lesson: Fields and Variables

• Instance vs. Local Variables: Usage Differences
• Data Types
• Default Values
• Block Scoping Rules
• Final and Static Fields
• Static Methods
• Exercise: Field Test

Lesson: Using Arrays

• Arrays
• Accessing the Array
• Multidimensional Arrays
• Copying Arrays
• Variable Arguments
• Exercise: Creating an Array

Lesson: Local-Variable Type Inference

• Type inference
• Inferring Types of Local Variables
• The var Reserved Type name
• Benefits of Using var
• Backward Compatibility

Lesson: Java Packages and Visibility

• Class Location of Packages
• The Package Keyword
• Importing Classes
• Executing Programs
• Visibility in the Modular System
• Java Naming Conventions

Session: Object Oriented Development

Lesson: Inheritance and Polymorphism

• Polymorphism: The Subclasses
• Upcasting vs. Downcasting
• Calling Superclass Methods From Subclass
• The final Keyword
• Exercise: Salaries - Polymorphism

Lesson: Interfaces and Abstract Classes

• Separating Capability from Implementation
• Abstract Classes
• Implementing an Interface
• Abstract Classes vs. Interfaces
• Exercise: Mailable - Interfaces

Session: Exception Handling

Lesson: Introduction to exception handling

• Exception Architecture
• Throwing Exceptions
• Checked vs. Unchecked Exceptions
• Exercise: Exceptions

Lesson: Exceptions

• Handling Multiple Exceptions
• Automatic Closure of Resources
• Creating Your Own Exceptions
• Exercise: Exceptional

Session: Java Developer's Toolbox

Lesson: Utility Classes

• Wrapper Classes
• Autoboxing/Unboxing
• Enumeration Syntax
• Using Static imports
• Exercise: Using Primitive Wrappers
• Exercise: Enumerations

Lesson: Java Date/Time

• The Date and Calendar classes
• Introduce the new Date/Time API
• LocalDate, LocalDateTime, etc.
• Formatting Dates
• Working with time zones
• Manipulate date/time values
• Exercise: Agenda

Lesson: Formatting Strings (Optional)

• String.format
• System.out.printf
• The Formatter class
• Using the formatting syntax

Session: JShell

Lesson: JShell

• Introduction to JShell
• Running Expressions in JShell
• Importing packages
• Defining methods and types
• Using the JShell editor
• Save and loading state
• Exercise: Working With JShell

Session: Advanced Java Programming

Lesson: Introduction to Generics

• Generics and Subtyping
• Bounded Wildcards
• Generic Methods
• Legacy Calls To Generics
• When Generics Should Be Used
• Exercise: DynamicArray
• Exercise: Adding Generics to Dynamic Array

Lesson: Lambda Expressions and Functional Interface

• Lambda Expression Syntax
• Functional Interfaces
• Type Inference in Java 8
• Method references
• Exercise: Using Lambda

Session: Working with Collections

Lesson: Collections

• Characterizing Collections
• Collection Interface Hierarchy
• The Set, List and Queue Interfaces
• Map Interfaces
• Exercise: Create a simple Game using Collections

Lesson: Using Collections

• Collection Sorting
• Comparators
• Using the Right Collection
• Lambda expressions in Collections
• Exercise: Comparators
• Exercise: Using Collections

Session: Stream API

Lesson: Streams

• Processing Collections of data
• The Stream interface
• Reduction and Parallelism
• Filtering collection data
• Sorting Collection data
• Map collection data
• Find elements in Stream
• Numeric Streams
• Create infinite Streams
• Sources for using Streams
• Exercise: Working with Streams

Lesson: Collectors

• Creating Collections from a Stream
• Group elements in the Stream
• Multi-level grouping of elements
• Partitioning Streams
• Exercise: Collecting

Session: The Java Module System

Lesson: Introduction to the Module System

• Introduce Project Jigsaw
• Classpath and Encapsulation
• The JDK internal APIs
• Java 9 Platform modules
• Defining application modules
• Define module dependencies
• Implicit dependencies
• Implied Readability
• Exporting packages
• Exercise: Defining Modules

Session: Accessing Resources

Lesson: Java Data Access JDBC API

• Connecting to the Database
• Statement and PreparedStatement
• ResultSet
• Executing Inserts, Updates, and Deletes
• Controlling Transactions and Concurrency
• Exercise: Intro to JDBC

Lesson: Introduction to Annotations (Optional)

• Annotations Overview
• Working with Java Annotations
• Exercise: Using Annotations