This presentation will show you how the Integrated Language
Environment (ILE) components such as procedures, service programs and
binding directories can be used to implement an N-tier developed
The ILE supports a component based methodology which may be used by a
developer to implement an N-Tier application. The 3-Tier architecture
methodology for application development consists of a presentation layer
(GUI), a business layer (Business logic), and a data layer (Business
rules excluded). The ILE techniques used for the project include Prototypes,
Procedures, Service Programs, Binding Directories.
This presentation will also demonstrate how to create and utilize
prototypes, procedures, service programs, and binding directories.
The examples contained herein are taken from a major mortgage company’s
proprietary source code and will not contain the GUI and business logic
Ric Slaten is a Senior Software Systems Engineer at Countrywide Home
Loans with over 23 years of software development experience. He started
in the industry developing on IBM mainframes using programming languages
such as COBOL and Assembler. The last 8+ years he has developed software
on IBM midrange systems using RPG III and RPG IV. He is an IBM Certified
Specialist as an AS/400 RPG IV Programmer and AS/400 RPG IV Developer.
Career highlights include saving companies hundreds of thousands of
dollars with original software and tools, pioneering the use of ILE
components in software development projects, acting as a corporate RPG
instructor and consistently providing innovative technological solutions
to business problems.
e-mail address is: