Introduction to Java and Java Enterprise Using Eclipse Training

Chapter 1. Overview of Java

• History Of Java
• Benefits Of Java
• What Is Java?
• What's This "Virtual Machine"?
• Comparison to Other Languages
• Java Programs
• Basic Java Development Tools
• Java Editions
• Example – HelloWorld
• Java Classes
• Main Methods
• Statements
• Summary

Chapter 2. Java Tools in Eclipse

• Eclipse Platform
• Eclipse Workspace
• Perspectives, Views & Editors
• Basic Operations with Eclipse Views and Perspectives
• The Java Perspective
• The Debug Perspective
• Navigator View
• Package Explorer
• Outline View
• Problems View
• Eclipse Preferences
• Build and Validation
• Code Completion, Templates and Snippets
• Searching
• Configure Compiler Class Path
• JRE Switching

Chapter 3. Basic Object Concepts

• What Is An Object?
• State
• Behavior
• Encapsulation
• Encapsulation Examples
• Classes vs. Objects
• Inheritance
• Interfaces
• Polymorphism
• Benefits Of Objects
• Summary

Chapter 4. Basic Java Syntax

• Declaring And Initializing Variables
• Keywords
• Coding Tips – Variables
• Primitive Data Types
• Logical - boolean
• Textual - char and String
• Integral - byte, short, int, long
• Floating Point - float and double
• Literal Values
• Strings
• Creating Strings
• White Space
• Comments
• Coding Tips - Comments
• Java Statements
• Coding Tips - Statements
• Scope of a Variable
• System.out/System.in
• Scanner Class
• Summary

Chapter 5. Operations and Making Decisions

• Operator Categories
• Special Situations
• Binary Operators
• Integer Division
• Numeric Promotion
• Type Conversion Of Primitive Types
• Unary Operators
• Relational Operators
• Logical Operators
• "Short Circuited" Operators
• Bitwise Operators
• Bitwise Examples
• Shift Operators
• Overflow And Underflow
• Assignment Operators
• Ternary Operator
• Calculation Errors
• Operator Precedence
• Precedence Examples
• Combining Strings
• Coding Tips - Operators
• Control Flow Statements
• 'if' Statement
• 'if…else' Statement
• Nested Statements
• Coding Tips - if & if-else
• Summary

Chapter 6. Using Classes and Objects

• Objects, Instances, And Classes
• What Are Classes?
• Working With Classes And Objects
• Instantiation
• Instance Methods
• Object References
• String Operations
• "Wrapper" Classes
• Autoboxing
• Summary

Chapter 7. Writing Classes

• Why Define Your Own Classes?
• Encapsulation
• Elements Of A Class
• Defining Classes
• Coding Tips - Class Definitions
• Fields
• Defining Fields
• Coding Tips - Fields
• Methods
• Defining Methods
• Passing Parameters
• Overloading Methods
• Coding Tips - Methods
• Local Variables vs. Instance Variables
• Example - Defining a Class
• Example - Fields
• Example - Defining a Method
• Example - Calling a Method
• Summary

Chapter 8. Controlling Code Access and Code Organization

• Controlling Access
• Data Hiding
• Encapsulation
• JavaBeans
• Packages
• Naming Packages
• Declaring Packages In Classes
• Problems Solved With Packages
• Package Access
• Example - Access Modifiers
• Import Statement
• Using Classes From Packages
• Coding Tips - Import Statements
• Correlation To File Structure
• Class Path
• Java Core Packages
• Java API Documentation
• Summary

Chapter 9. Constructors and Class Members

• Constructors
• Default Constructor
• Multiple Constructors
• Defining Constructors
• Example - Calling Constructors
• "Good" Constructors
• 'this' Keyword
• Using 'this' to Call a Constructor
• Using 'this' to Set a Field
• Class Members
• Examples Of Class Members
• Comparison With Instance Members
• Use Of Class Variables
• Static Class Methods
• Use Of Class Methods
• The Math Class
• Main Method And Command Line Arguments
• Declaring Constants
• Coding Tips - Class Members
• Useful Standard Class Members
• Initialization Blocks
• Static Initialization Blocks
• Summary

Chapter 10. Advanced Control Structures

• 'switch' Statement
• Example - switch
• Switch "Fall Through"
• Using switch "Fall Through" for Multiple Options
• 'for' Loop
• Example - for
• 'while' Loop
• Example - while
• 'do…while' Loop
• Example - do while
• Break Statement
• Example - break
• Labeled Statements
• Example - Labeled break
• Continue Statement
• Example - continue
• Example - Labeled continue
• Coding Tips - Control Structures
• Summary

Chapter 11. Arrays

• Arrays
• Declaring Arrays
• Populating Arrays
• Accessing Arrays
• Arrays of Objects
• Array Length
• Coding Tips - Arrays
• Array References
• Multidimensional Arrays
• Arrays Of Arrays
• Copying Arrays
• For-Each loop
• Variable Arguments
• Variable Arguments Example
• Summary

Chapter 12. Inheritance

• Inheritance Is…
• Inheritance Examples
• Declaring Inheritance
• Inheritance Hierarchy
• Access Modifiers Revisited
• Inherited Members
• Instances Of A Subclass
• Example Of Inheritance
• Role In Reuse
• The super Keyword
• Example - super Keyword
• Problems with Constructors
• Limiting Subclasses
• Calling Methods in Constructors
• The Object Class
• Summary

Chapter 13. Commonly Overridden Methods

• Overriding Methods
• @Override Annotation
• toString()
• toString() in Object
• Overriding toString()
• Comparing Objects
• Using == vs. equals(..)
• Overriding equals(..)
• Complex Comparisons
• equals(..) Example
• hashCode()
• Overriding hashCode()
• hashCode() Example
• Generating equals and hashCode
• Summary

Chapter 14. Advanced Java Tools

• Refactoring
• Renaming Elements
• Moving a Class to a Different Package
• Extracting Code to a Method
• Other Source Code Refactoring
• Refactoring to Improve Type Hierarchy
• Generalizing a Variable
• Pull-up and Push-down

Chapter 15. Exceptions

• What is an Exception
• Benefits
• The Exception Class
• How to Work With Exceptions
• Example Exception Handling
• The try-catch-finally Statement
• Flow of Program Control
• Exception Hierarchy
• Checked Exceptions
• Unchecked Exceptions
• Coding Tips - Exception Types
• Catching Multiple Exceptions
• Specifying Thrown Exceptions
• Rethrowing Exceptions
• Chaining Exceptions
• Creating your Own Exception
• Summary

Chapter 16. Interfaces and Polymorphism

• Casting Objects
• The instanceof Operator
• Abstract Classes
• Abstract Class – An Example
• Interface
• Interface – An Example
• Comparable Interface
• Comparable Example
• Coding Tips - Superclass or Abstract Class/Interface?
• Coding Tips – Abstract Class or Interface
• Polymorphism
• Conditions for Polymorphism
• Coding Tips - Leveraging Polymorphism
• Covariant Return Types
• Covariant Return Types – An Example
• Summary

Chapter 17. Collections and Generics

• What are Collections?
• Arrays vs. Collections
• Main Collections Interfaces
• java.util.Collection
• Main Collection Methods
• Sets
• java.util.List
• java.util.Queue
• Iteration on a Collection
• Iterator vs. For-Each Loop
• Maps
• java.util.Map
• Other Maps
• Collections Implementations
• Abstract Implementations
• Choosing a Collection Type
• Generics
• Generics and Collections
• Generic Collection Example
• Collections and Primitive Types
• Summary

Chapter 18. Useful Java Classes

• Java Logging API
• Control Flow of Logging
• Logging Levels
• Loggers
• Logging Example
• Logging Handlers
• Logging Formatters & Log Manager
• Logging Configuration File
• Example Logging Configuration File
• Logging Filters
• java.lang.StringBuilder
• java.util.StringTokenizer
• java.util.Arrays & java.util.Collections
• java.util.Random
• java.util.Date
• GregorianCalendar & Calendar
• Formatting
• Formatting Example
• Summary

Chapter 19. Input and Output

• Overview of Java Input/Output
• The File Class
• File Example
• Serialization
• Serializing Object State
• Avoiding Serialization Problems
• serialVersionUID
• Options for File Input/Output
• Streams
• Input Stream
• Output Stream
• "Chained" Streams
• RandomAccessFile
• Using Streams - Write Example
• Using Streams - Read Example
• Reader and Writer
• Using Readers and Writers - Write Example
• Using Readers and Writers - Read Example
• Using Readers and Writers - Scanner Read Example
• Buffers
• Channels
• Using Buffers and Channels - Write Example
• Using Buffers and Channels - Read Example
• Summary

Chapter 20. Other Java Concepts

• Annotations
• Enumerated Types
• Enumerated Types – Example
• Assertions
• Assertions Example
• When to use Assertions
• Enabling Assertions
• JVM Storage Areas
• Java Heap Space
• Heap Size Limits
• Garbage Collection Basics
• Allocation Failure (AF)
• OutOfMemoryError
• Memory Leak
• Distributing Java Code with JARs

Chapter 21. Servlet Basics

• History – CGI
• Server Extension APIs
• Java Servlet
• Servlet Container
• Servlet Responsibilities
• J2EE and Servlet
• The Servlet Class
• The HttpServlet Class
• An Example – Hello World
• Registering the Servlet
• The Servlet Container
• The Servlet API
• Life Cycle – Initialization
• Example Initialization
• Life Cycle – Processing
• Life Cycle – Destroy
• User Input
• Example – User Input
• Output to Client
• Servlet Error Handling
• Threading Issues
• Summary

Chapter 22. JavaServer Page (JSP) Basics

• JavaServer Pages
• A Simple Example - Hello.jsp
• JSP Benefits
• Evolution of Dynamic Content Technologies
• How JSP Works
• JSP Invocation
• Generated Servlet
• JSP Scripting Elements
• The XML Syntax
• JSP Directive
• page Directive Attributes
• page Directive – an Example
• page Attribute – errorPage
• page Attribute – isErrorPage
• Using XML Syntax
• Directives – include
• Include – an Example
• Request time inclusion
• Include at compile time vs. at request time
• JSP Declarations
• Declarations – an Example
• JSP Expressions
• JSP Expressions – an Example
• JSP Scriptlets
• JSP Scriptlets – an Example
• JSP Comments
• JSP Predefined Variables
• The request Object
• The response Object
• The out Object
• Out – an Example
• Summary

Chapter 23. Enterprise JavaBeans (EJBs) Overview

• Need for EJBs
• Distributed Computing
• Distributed Transaction
• Distributed Security
• What are EJBs?
• Main Characteristics of EJBs
• EJB Remote Method Call
• EJB Architecture Components
• EJB Client
• EJB JAR File
• EJB Container
• EJB Server
• Enterprise JavaBeans
• Session Beans
• Entity Beans
• Java Persistence API - Entities
• Message-Driven Beans (MDBs)
• EJB Specification
• Summary

Chapter 24. Overview of Java SE APIs

• Java GUI Programming
• Networking
• Security
• Databases - JDBC
• Concurrent Programming
• Naming - JNDI
• Management - JMX
• XML
• Web Services
• Remote Method Invocation
• Image I/O
• Printing
• Summary