java：list转json / 导出json格式文件 / 使用poi读取office时报错：Unable to read entire header; 0 bytes read; expected 512 bytes

java：list转json

http://www.cnblogs.com/xmaomao/p/3184542.html

java：导出json格式文件

http://www.cnblogs.com/zj0208/p/6908951.html

java使用poi读取office时报错：Unable to read entire header; 0 bytes read; expected 512 bytes 

http://blog.csdn.net/jackshen310/article/details/7747594

http://blog.csdn.net/youngmean/article/details/2424218