Application Server 10g R3: Java Programming

Course Overview

Developers learn the concepts and essential elements of the Java language. Participants build stand-alone applications, and acquire the foundation skills needed to attend more advanced courses in the curriculum. The development environment used for this course is Oracle JDeveloper 10g Release 3.

• Write applications in Java
• Use the latest development tool: JDeveloper 10g Release 3
• Access the database with Java

Audience

• J2EE Developer
• Java Developer
• PL/SQL Developer

Prerequisites

• Experience of a structured 3GL, such as C or Pascal
• Basic knowledge of the principles of object orientation

Skills Gained

• Write stand-alone applications in the Java programming language
• Build, generate, and test application components using Oracle JDeveloper 10g
• Access database records from a Java application

Course Outline

Introducing the Java and Oracle Platforms

• Identifying the key elements of the Java environment
• The benefits of using Java
• The J2SE Java Development Kit
• Using Java with Oracle 10g

Defining Object Oriented Principles

• Defining objects and understand how they are used
• Defining classes and how they are used
• Defining the O-O principles of Abstraction, Inheritance, Encapsulation, Aggregation, and Polymorphism
• Introducing the course application class model

Basic Java Syntax and Coding Conventions

• Introducing basic source and byte file structure
• Describing the basic language syntax
• Java file structure (package, import, class)
• Defining Classes
• Specifying Methods (entry method main)
• Placing comments in Java code
• Establishing Naming Conventions
• Declaring variables

Exploring Primitive Data Types and Operators

• Primitive data types
• What are variables?
• Declaring and initializing variables
• What are literals?
• What are operators?

Controlling Program Flow

• Using Flow Control in Java
• Decisions: if, switch, conditional operator
• Repetition: while, do-while, for
• The break statement

Building Java Applications Using Oracle JDeveloper

• Exploring the JDeveloper Environment
• Creating applications
• Specifying Project Properties
• Examining the Directory structure
• New Code Editor Features
• Re-factoring
• Using the Help System
• Using the JDeveloper Debugger

Creating Classes and Objects

• Using Java classes
• Defining instance variables and instance methods
• Creating objects using new and the default Constructor
• Declaring Instance Variables
• Calling instance methods
• Applying Encapsulation in Java
• What are Class Variables?
• What are Class Methods?

Class Loading, Object Life Cycle and Inner Classes

• Method Overloading
• The 'this' keyword
• What are constructors?
• Defining Inner and Anonymous Classes
• The finalize method

Using Strings, String Buffer, Wrapper and Text-Formatting Classes

• The Java String class
• String conversion and comparison
• Overview of wrapper classes
• Conversions to and from primitive types using wrapper classes
• Formatting classes
• About streams
• Sets of I/O Classes

Reusing Code

• Specifying Inheritance in Java
• The super reference
• Over-riding super class methods
• Browsing super class references with Oracle JDeveloper 10g
• Acme Video and Polymorphism
• Limiting methods and classes with final
• What are Java Beans?
• Steps to build and use a Java Bean in JDeveloper

Using Arrays and Collections

• What is an Array?
• Multidimensionalarrays
• Using Vectors
• Collections framework components
• Using Iterators

Structuring code using Abstract Classes and Interface

• Defining Abstract classes
• Defining Abstract methods
• Creating Interfaces
• The Sortable Interface

Throwing and Catching Exceptions

• How does Java handle exceptions?
• Catching and handling exceptions
• Ensuring code is executed using a finally block
• Creating exceptions

Accessing the Database with JDBC

• Connecting to a database with Java
• What is JDBC?
• Registering the Driver
• Getting a database connection
• Creating a Statement
• Executing a SQL statement
• The Prepared Statement object
• Pooling connections

User Interface Design: Planning a Form Layout

• Running Java UI Applications
• Swing features
• Planning the UI layout
• Swing Containers
• Using Frames or Dialogs
• Adding Components with Oracle JDeveloper 10g

Adding User Interface Components and Event Handling

• Swing Components
• Swing Components in JDeveloper
• Adding a component to a form
• The Java Event model
• Adding event handlers using Oracle JDeveloper
• Model View Controller Principles using a List Component

Deploying Applications using Java Web Start

• What is Java Web Start?
• Deploying Applications with JDeveloper
• Creating the Deployment Profile file
• Making an executable .JAR file
• Creating and deploying the archive file
• Using JDeveloper to deploy an application to Java Web Start

Follow On Courses

• OracleAS 10 g R3: Build J2EE Applications I
• OracleAS 10 g R3: Build J2EE Applications II
• OracleAS 10 g R3: Build Web Services