http://book.mvnsearch.org/#
http://www.oschina.net/question/12_33599
http://www.cnblogs.com/a-jian/archive/2012/07/10/2584339.html
http://www.cnblogs.com/a-jian/archive/2011/05/24/2055404.html
http://www.cnblogs.com/a-jian/archive/2012/09/12/2681502.html