13. Twitter4Jとは?
● Twitter4J is an unofficial Java library
for Twitter API.
● With Twitter4J, you can easyly
integrate your Java application with
the Twitter.
14. Quartzとは?
Quartz is a full-featured, open source
job scheduling service that can be
integrated with, or used along side
virtually any Java EE or Java SE
application - from the smallest stand-
alone application to the largest e-
commerce system.
15. Groovyとは?
● Groovy is an agile and dynamic
language for Java Virtual Machine.
● Groovy seamlessly integrates with all
existing Java classes and libraries.
● Groovy increasing programmer
productivity by reducing scaffolding
code when developing web, GUI,
database or console applications.