JAVA7相关资源
1.JVM规范
http://docs.oracle.com/javase/specs/jvms/se7/jvms7.pdf
2.JAVA语言规范
http://docs.oracle.com/javase/specs/jls/se7/jls7.pdf
3.JDK下载
http://www.oracle.com/technetwork/java/javase/downloads/jdk7-downloads-1880260.html
4.在线API
http://docs.oracle.com/javase/7/docs/api/index.html
5.在线教程
http://docs.oracle.com/javase/tutorial/index.html
