1. SOEN 343 Software Design
Computer Science and Software Engineering Department
Concordia University
Fall 2004
Instructor: Patrice Chalin

2. Agenda – Lecture 8b Final remarks about midterm. Review & renew.
Where are we heading from here? Enterprise Applications:
SoenEA framework and samples.
Assignment 1
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SOEN 343, © P.Chalin,

3. Midterm Applying GRASP polymorphism principle. This is key!
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SOEN 343, © P.Chalin,

4. Movie Class abstract public class Movie { private String _title;
 public Movie(String t) { _title = t; }
 public String getTitle() {return _title;}
 abstract public double
getCharge(int daysRented); }
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SOEN 343, © P.Chalin,

5. NewRelease Movie public class NewRelease extends Movie {
 public NewRelease(String t) {   super(t);  }
 public double
getCharge(int daysRented){   return daysRented*3;  } }
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SOEN 343, © P.Chalin,

6. Flash Review Question(s)
Provide a definition of dependency (between modules).
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SOEN 343, © P.Chalin,

7. Review Question
The following questions concern the SQL table named Info with three columns:
ID: Integer
Name: Text
Age: Integer
Using the UML class diagram notation, define
(a) a Row Data Gateway class to access Info
(b) a Table Data Gateway class to access Info.
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SOEN 343, © P.Chalin,

8. Row Data Gateway PersGradeRDG - name : String - grade : int
+ PersGradeRDG(name, grade)
+ find(name) : PersGradeRDG
+ insert() : void
+ update() : void
+ delete() : void
+ … getters and setters …
Fields – table columns.
Finder methods: static.
insert, update, delete on instance.
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SOEN 343, © P.Chalin,

9. What Next? Use foundations built up so far.
Application domain: web-based enterprise applications.
Design patterns.
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SOEN 343, © P.Chalin,

10. Enterprise Application Patterns
Page Controller
Template View
Presentation
Front Controller
Transform View
Transaction Script
Domain Model
Domain
Active Record
Row Data Gateway
Data Mapper
Data Source
Table Data Gateway
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SOEN 343, © P.Chalin,

11. SoenEA Framework & Samples
Demo.
This is the topic of Tutorial 8.
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SOEN 343, © P.Chalin,

12. Package structure
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SOEN 343, © P.Chalin,

13. GetByLastName
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SOEN 343, © P.Chalin,

14. Enterprise Application Patterns
Page Controller
Template View
Presentation
Front Controller
Transform View
Transaction Script
Domain Model
Domain
Active Record
Row Data Gateway
Data Mapper
Data Source
Table Data Gateway
12/5/2018
SOEN 343, © P.Chalin,

15. Presentation Domain Data Source Controller Patterns Page Controller
Template View
Presentation
Front Controller
Transform View
Transaction Script
Domain Model
Domain
Active Record
Row Data Gateway
Data Mapper
Data Source
Table Data Gateway
12/5/2018
SOEN 343, © P.Chalin,

16. Page Controller
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SOEN 343, © P.Chalin,