Tom Henricksen introduces Groovy and Grails in a session aimed at IT professionals, covering the basics of the Groovy programming language and its integration with the Grails framework. The document outlines key topics including Groovy syntax, tools, and the MVC architecture of Grails. It concludes with an invitation for further engagement and questions.

1. Getting your Grails on
Tom Henricksen
IT Career Coach, Author, Speaker

2. Introduction: Tom Henricksen
● 15 Years
● MyITCareerCoach.com to help people with
IT

3. Agenda
1. Groovy Basics
2. Groovy Demo
3. Grails Basics
4. Grails Demo

4. Groovy Basics
1. Dynamic language
2. Super set
3. Inspired by Python, Ruby, and Smalltalk
4. Scripting language

5. Groovy supports Java
1. packages
2. imports
a. Default
3. exception handling

6. Groovy Syntax
public class HelloWorld { // JAVA
public static void main( String[] args )
System.out.println("Hello World!");
}
}
class HelloWorld { // Groovy
static main( args ){
println ‘Hello World!’

7. Groovy Syntax
class HelloWorld {
def greet( name ){
"Hello ${name}!"
}
}
def hm = new HelloWorld()
println hm.greet("Groovy")

8. Groovy Syntax
// Single line comments start with two forward slashes
/*
Multi line comments look like this.
*/
def technologies = []
technologies.add("Grails")
def clos = { println "Hello World!" }

9. Groovy Tools
● groovyc
● groovysh
● groovy
● groovyconsole

10. Agenda
1. Groovy Basics
2. Groovy Demo
3. Grails Basics
4. Grails Demo

11. Groovy Demo
Groovy Console

12. Use Groovy
1. Download @ groovy-lang.org
2. Install Groovy
3. Enjoy

13. Agenda
1. Groovy Basics
2. Groovy Demo
3. Grails Basics
4. Grails Demo

14. Grails Basics
● MVC Framework
○ Spring
○ Hibernate
○ SiteMesh
● Tomcat

15. Convention Over Configuration
● Full-Stack Consistency
● Intuitive Code Association
● Mapping Files

16. Model View Controller
● Model - GORM
● View - SiteMesh
● Controller - Spring

17. Grails Object Relational Mapper
● Hibernate
● Mappings
● Finders

18. Agenda
1. Groovy Basics
2. Groovy Demo
3. Grails Basics
4. Grails Demo

19. Grails Demo

20. Agenda
1. Groovy Basics
2. Groovy Demo
3. Grails Basics
4. Grails Demo

21. Conclusion
● Reach out with any questions
● Contact me for eBook
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