Twitter4Jとは？ ● Twitter4J is an unofficial Java library for Twitter API. ● With Twitter4J, you can easyly integrate your Java application with the Twitter.
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.
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.