JCCONF 2014 簡報

1. 既生瑜, 何生亮
ROO 和 GRAILS 的瑜亮情節

2. 現任職電信業
Codedata
MOPCON 2014
吳欣展
pcbill

3. Web Application

4. Layer

5. MVC

6. Convention Over Configuration
a software design paradigm which
seeks to decrease the number of
decisions that developers need to
make, gaining simplicity, but not
necessarily losing flexibility.
--Wikipedia

7. Grails
● Groovy
○ Script on JVM
○ Domain-Specific Languages
■ Grails, Gradle, Geb
○ Closure
● web framework
○ No XML Configuration
○ GORM
○ GSP/GString

8. Grails
● Groovy
○ Script on JVM
○ Domain-Specific Languages
■ Grails, Gradle, Geb
○ Closure
● web framework
○ No XML Configuration
○ GORM
○ GSP/GString

9. Grails
● CLI
○ > grails create-controller Book
○ creates a class in the grails-app/controller
directory
○ http://localhost:8080/book/list

10. Roo

11. Roo
● Java
● Web is optional
● No Runtime/jar
● Fast and Simple to remove
● AspectJ

13. Roo
CLI

14. Roo
CLI
roo> project --topLevelPackage com.aspectj.rocks
roo> jpa setup --database HYPERSONIC_IN_MEMORY --provider HIBERNATE
roo> entity jpa --class ~.Hello
Created SRC_MAIN_JAVA/com/aspectj/rocks
Created SRC_MAIN_JAVA/com/aspectj/rocks/Hello.java
Created SRC_MAIN_JAVA/com/aspectj/rocks/Hello_Roo_JpaActiveRecord.aj
Created SRC_MAIN_JAVA/com/aspectj/rocks/Hello_Roo_JpaEntity.aj
Created SRC_MAIN_JAVA/com/aspectj/rocks/Hello_Roo_ToString.aj
Created SRC_MAIN_JAVA/com/aspectj/rocks/Hello_Roo_Configurable.aj
roo> field string --fieldName comment
Managed SRC_MAIN_JAVA/com/aspectj/rocks/Hello.java
Managed SRC_MAIN_JAVA/com/aspectj/rocks/Hello_Roo_JavaBean.aj
Managed SRC_MAIN_JAVA/com/aspectj/rocks/Hello_Roo_ToString.aj

15. Framework Code Generator

17. Framework Code Generator

18. Spring Boot
Bootify Your Spring Applications -- JCConf 2014

19. Spring Boot
● Easy to create stand-alone, production-grade
Spring based Applications that can
you can "just run".
● Provide opinionated 'starter' POMs to
simplify your Maven configuration
● Embed Tomcat or Jetty
● Automatically configuration
● No code generation, No XML configuration
● Production Ready
● Microservices

20. How about Grails 3.0 ?
Grails 3.0 will be based on Spring Boot,
feature advanced Gradle support and
the ability to build a range of application
types from Micro services to traditional
web applications.
(https://spring.io/blog/2014/05/21/grails-2-4-released)

22. Thank You