http://www.cnblogs.com/xdp-gacl/p/4264425.html
一级缓存 二级缓存和分布式ehcache
http://www.360doc.com/content/15/1205/07/29475794_518018352.shtml
带源码 redis继承mybatis 实现缓存
http://blog.csdn.net/donggang1992/article/details/51064962
