1. Grails/Groovy
2011 9 9

2. 2011 9 9

3. 2011 9 9

4. 2011 9 9

5. G*Magazine
2011 9 9

6. G
2011 9 9

7. iOS
2011 9 9

8. Groovy
2011 9 9

9. JSR241
• Groovyis an agile, dynamic
programming language for the Java
Virtual Machine.
• Groovyincludes features found in
Python, Ruby, and Smalltalk, but
uses syntax similar to the Java
programming language.
2011 9 9

10. • JVM
2011 9 9

11. Hello World!
2011 9 9

12. HelloWorld.java
public class HelloWorld {
public static void main(String[] args) {
System.out.println("Hello, World!");
}
}
2011 9 9

13. HelloWorld.groovy
public class HelloWorld {
public static void main(String[] args) {
System.out.println("Hello, World!");
}
}
Java
2011 9 9

14. HelloWorld.groovy
println "Hello, World!"
2011 9 9

15. HelloWorld
•#ghello
• Groovy HelloWorld 1Tweet
• togetter ghello (Groovy "Hello World" Tweets!)
• http://togetter.com/li/156748
2011 9 9

16. JGGUG
2011 9 9

17. 2011 9 9

18. 2011 9 9

19. Groovy
2011 9 9

20. 2011 9 9

21. Groovy
2011 9 9

22. 2011 9 9

23. 2011 9 9

24. @Grab('org.mortbay.jetty:jetty-embedded:6.1.25')
@Grab('com.h2database:h2:1.2.144')
@Grab('mysql:mysql-connector-java:5.1.13')
import org.mortbay.jetty.Server
import org.mortbay.jetty.servlet.Context
import org.h2.server.web.WebServlet
def server = new Server(8080)
new Context(server, "/", Context.SESSIONS)
.addServlet(WebServlet, "/*")
server.start()
2011 9 9

25. 2011 9 9

26. 2011 9 9

27. 2011 9 9

28. 2011 9 9

29. 2011 9 9

30. 2011 9 9