Object-Oriented Perl - PRL110
Duration: 3 days
Audience: Perl programmers or developers wanting to fully understand Perl’s OO aspects.
Prerequisites: Programming experience in a structured language, such as C, C++, Java, or COBOL, is required as well as an in-depth knowledge of the Perl language.
Topics:
Perl Essentials Review
- Topics Not Reviewed (But Essential to Understand OOP in Perl)
- References
- Advanced Data Types
- Typeglobs
- Packages
- Modules
- Additional Resources
OO Primer
- Introduction to OOP in Perl
- Objects
- Methods
- Classes
- Additional OO Terminology
- Additional Resources
OO In Perl Essentials
- The Basis of OOP in Perl
- Class Creation
- Method Creation
- Object Creation
- Calling Methods
- Constructors
- Accessors
- Mutators
- Affordances
- Class Data
- Class Modules
- Using AUTOLOAD
- Destructors
- Additional Resources
Using Bless on Arrays and Scalars
- Why Use Other Data Types?
- Blessing Arrays
- Pseudo-Hashes
- Blessing Scalars
- Additional Resources
- Using Bless on REs, Subroutines and Typeglobs
- Blessing Things Other Than Variables
- Blessing Regular Expressions
- Blessing Subroutines
- Blessing Typeglobs
- Additional Resources
Inheritance
- Overview of Inheritance in Perl
- Determining a Method’s Location
- The @ISA Array Works
- Inheritance in Other Languages
- Perl Built-In Methods
- Handling DESTROY Methods with Inheritance
- The SUPER Class
- Abstract Methods
- Polymorphism
- Additional Resources
Automating Class Creation
- Automating Class Creation Essentials
- Using Class::Struct to Crate Classes
- Using Arrays Instead of Hashes
- Attribute Types
- Other Tools to Create Classes
- Additional Resources
Ties
- What are Ties?
- Making a Tied Scalar
- Making a Tied Array
- Making a Tied Hash
- Making a Tied Filehandle
- Ties and Inheritance
- Additional Resources
Installing CPAN Modules
- Introduction to the Concept of Overloading
- Using overload.pm
- How Your Overload Subroutines Will Be Called
- Magic Autogeneration
- Fallback
- Additional Resources
Encapsulation
- Overview of Encapsulation
- Private Identifiers
- Using Closures to Enforce Encapsulation
- Other Methods of Encapsulation
- Additional Resources