Fast Track to Core Java 8 Essentials for Object Oriented Developers (TT2101-J8)

1. Java - A First Look

• The Java Platform
  • Java Platforms
  • Lifecycle of a Java Program
  • Responsibilities of JVM
  • Documentation and Code Reuse
• Using the JDK
  • Setting Up Environment
  • Locating Class Files
  • Compiling Package Classes
  • Source and Class Files
  • Java Applications

2. Getting Started with Java

• Writing a Simple Class
  • Classes in Java
  • Class Modifiers and Types
  • Class Instance Variables
  • Primitives vs. Object References
  • Creating Objects
• Adding Methods to the Class
  • Passing Parameters Into Methods
  • Returning a Value From a Method
  • Overloaded Methods
  • Constructors
  • Optimizing Constructor Usage
• Language Statements
  • Operators
  • Comparison and Logical Operators
  • Looping
  • Continue and Break Statements
  • The switch Statement
  • The for-each() Loop
• Using Strings
  • Strings
  • String Methods
  • String Equality
  • StringBuffer
  • StringBuilder
• Specializing in a Subclass
  • Extending a Class
  • Casting
  • The Object Class
  • Default Constructor
  • Implicit Constructor Chaining

3. Essential Java Programming

• Fields and Variables
  • Instance vs. Local Variables: Usage Differences
  • Data Types
  • Default Values
  • Block Scoping Rules
  • Final and Static Fields
  • Static Methods
• Using Arrays
  • Arrays
  • Accessing the Array
  • Multidimensional Arrays
  • Copying Arrays
  • Variable Arguments
• Java Packages and Visibility
  • Class Location of Packages
  • The Package Keyword
  • Importing Classes
  • Executing Programs
  • Java Naming Conventions

4. Advanced Java Programming

• Inheritance and Polymorphism
  • Polymorphism: The Subclasses
  • Upcasting vs. Downcasting
  • Calling Superclass Methods From Subclass
  • The final Keyword
• Interfaces and Abstract Classes
  • Separating Capability from Implementation
  • Abstract Classes
  • Implementing an Interface
  • Abstract Classes vs. Interfaces
• Exceptions
  • Exception Architecture
  • Handling Multiple Exceptions
  • Automatic Closure of Resources
  • Creating Your Own Exceptions
  • Throwing Exceptions
  • Checked vs. Unchecked Exceptions

5. Java Developer's Toolbox

• Utility Classes
  • Wrapper Classes
  • The Number Class
  • Random Numbers
  • Autoboxing/Unboxing
  • The Date Class
• Enumerations and Static Imports
  • Enumeration Syntax
  • When You Should Use Enumerations
  • Using Static Imports
  • When You Should Use Static Imports
• The Date/Time API
  • The Date Class
  • Introduce the new Date/Time API
  • LocalDate, LocalDateTime, etc.
  • Formatting Dates
  • Working with time zones
  • Manipulate date/time values

6. Collections and Generics

• Introduction to Generics
  • Generics and Subtyping
  • Bounded Wildcards
  • Generic Methods
  • Legacy Calls To Generics
  • When Generics Should Be Used
• Collections
  • Characterizing Collections
  • Collection Interface Hierarchy
  • Iterators
  • The Set Interface
  • The List Interface
  • Queue Interface
  • Map Interfaces
  • Using the Right Collection
  • Collections and Multithreading

7. Java Lambda Expressions and Streams

• Introduction to Lambda Expressions
  • Functional vs OO Programming
  • Anonymous Inner-classes
  • Lambda Expression Syntax
  • Functional Interfaces
  • Method references
  • Constructor references
• 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
• Collectors
  • Creating Collections from a Stream
  • Group elements in the Stream
  • Multi-level grouping of elements
  • Partitioning Streams

• Fundamentals of the Java language and its importance, uses, strengths and weaknesses
• Basics of the Java language and how it relates to OO programming and the Object Model
• Work with the Java Virtual Machine and understand what functions it performs in running Java applications
• Learn to use Java multi-threading and exception handling features
• Use classes, inheritance and polymorphism
• Work with various simple and complex data constructs as well as fields and methods
• Use collections and generics
• Take advantage of the Java tooling that is available with the programming environment being used in the class
• The new Date API
• Lambda Expressions
• Streams
• Collectors

This course is about 50% hands-on lab and 50% lecture, with extensive programming exercises designed to reinforce core object oriented Java development skills, concepts and best practices learned in the lessons. Our courses include ample materials and labs to ensure all students are either appropriately challenged, or assisted, at all times - no matter their skill level.

Experienced developers who wish to get up and running with Java or who need to reinforce sound Java coding practices