各种HelloWorld

http://blog.csdn.net/whxaing2011/article/details/20736759

ES总结：

http://www.cnblogs.com/sunxucool/p/3621002.html

http://www.dengchuanhua.com/159.html

http://ilnba.iteye.com/blog/1725649

http://blog.csdn.net/laigood/article/details/7691068

http://spinscale.github.io/elasticsearch/2012-03-jugm.html#/23

http://www.elasticsearch.cn/tutorials/2011/07/18/attachment-type-in-action.html

http://www.scrutmydocs.org/

http://www.cnblogs.com/huangfox/p/3542858.html

http://tika.apache.org/

https://github.com/elasticsearch/elasticsearch-mapper-attachments/blob/master/src/test/resources/org/elasticsearch/index/mapper/xcontent/test-mapping.json

http://itindex.net/detail/49355-java-word-freemarker

http://blog.csdn.net/whxaing2011/article/details/15253271

http://blog.csdn.net/whxaing2011/article/details/37997239

https://crate.io/download/

http://blog.csdn.net/dr_lf/article/details/7292441

http://www.cnblogs.com/holly/archive/2013/06/15/3137041.html