Java 2 Security Features

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Overview/Description

To explain the use of objects and how to create classes in Java

Target Audience

Programmers wishing to learn the fundamentals of the Java language; more experienced Java programmers studying for the Sun Certified Programmer for the Java 2 Platform exam

Prerequisites

Some knowledge of programming principles; experience in another programming language (e.g. Visual Basic, C, C++) would be useful

Expected Duration
4:50 Hours

Objectives:

• Create a simple object-oriented application.
• Explain the function of packages in Java, and show how to import packages in a Java source file.
• Use Java's access modifiers to specify which code can access their classes, variables, and methods.
• Explain how to extend a Java class.
• Create a class that extends another Java class.
• Correctly use class and instance members in their code.
• Describe software objects and classes, and outline the benefits of an object-oriented programming approach.
• Use Java's final and abstract modifiers.
• Outline the principles of inheritance in Java, including what is meant by polymorphism.
• Explain Java interfaces, and create a class that implements an interface.
• Declare, instantiate, and use objects.
• Create inner classes, static inner classes, local inner classes, and anonymous inner classes.
• Describe the function of the main method in a Java application, including the use of command-line arguments.
• Create a Java class, including its methods, constructors, and variables.
• Outline how Java's garbage collection system works, and be able to explicitly make objects available for collection.