Java SE: Objects, Classes, and Constructors, Part 4 of 18

Course description

Java was introduced many years ago not for the internet but has since expanded to be an industry standard for web pages. This course introduces the Java programming language and how to develop Java applications using Eclipse. You will learn the syntax of the Java programming language, object-oriented programming using Java, classes, constructors, class methods and control structures.

Each LearnNowOnline training course is made up of Modules (typically an hour in length). Within each module there are Topics (typically 15-30 minutes each) and Subtopics (typically 2-5 minutes each). There is a Post Exam for each Module that must be passed with a score of 70% or higher to successfully and fully complete the course.

Prerequisites

This course is intended for programmers who are interested in adding Java to their skills. The students should be familiar with object-oriented principals and the concept of object-oriented programming.

Meet the expert

Gene Van Sant

Gene Van Sant has over two decades of experience as a software/systems implementer and solutions integration architect. He has experience as a contractor and maintains instructor certifications from IBM and others. Gene balances his career between implementing and automating full blown real world solutions and teaching classes/workshops on emerging technologies and products. This allows Gene to gain valuable extensive real world experience while also staying ahead of the wave with cutting-edge expertise.

Video Runtime

108 Minutes

Time to complete

148 Minutes

Course Outline

Writing Classes and Objects

Writing Classes (42:02)

• Introduction (00:52)
• Why Define Your Own Classes (03:38)
• Encapsulation (02:18)
• Elements Of A Class (01:51)
• Defining Classes (00:33)
• Coding Tips - Class Definitions (02:49)
• Fields (00:35)
• Defining Fields (02:13)
• Coding Tips - Fields (02:35)
• Methods (02:00)
• Defining Methods (00:37)
• Passing Parameters (02:59)
• Demo: Passing Parameters (04:23)
• Overloading Methods (00:45)
• Demo: Overloading Methods (04:02)
• Coding Tips - Methods (02:08)
• Local Variable vs. Instance Variables (01:25)
• Demo: Local Variable vs. Instance Variables (05:16)
• Summary (00:57)

Controlling Access

Controlling Access (23:59)

• Introduction (00:53)
• Controlling Access (02:23)
• Data Hiding (00:37)
• Encapsulation (00:46)
• JavaBeans (01:28)
• Demo: JavaBeans (17:46)
• Summary (00:02)

Controlling Access 2 (21:18)

• Introduction (00:15)
• Packages (01:51)
• Problems Solved With Packages (02:04)
• Naming Packages (01:36)
• Declaring Packages In Classes (00:32)
• Package Access (01:01)
• Demo: Package Access (13:54)
• Summary (00:02)

Controlling Access 3 (21:13)

• Introduction (00:15)
• Import Statement (02:20)
• Demo: Import Statement (04:22)
• Using Classes From Packages (00:48)
• Coding Tips - Import Statements (00:56)
• Correlation To File Structure (01:25)
• Class Path (01:32)
• Demo: Class Path (02:46)
• Java Core Packages (04:51)
• Demo: Java Core Packages (01:23)
• Summary (00:31)