JDK (JAVA Developnebt KIT) http://www.oracle.com/index.html 환경설정 CLASSPATH .;C:\Program Files\Java\jdk1.7.0_25\lib;C:\Program Files\Java\jdk1.7.0_25\jre\lib;C:\Program Files\Java\jdk1.7.0_25\jre\lib\ext PATH C:\Program Files\Java\jdk1.7.0_25\bin; IDE TOOL(통합개발) : Eclipse http://www.eclipse.org Eclipse IDE for java EE Developers 32bit / 64bit