标签：ber http cal tps www https oge blank ref
享元模式
http://blog.csdn.net/SEU_Calvin/article/details/52858135
https://www.cnblogs.com/V1haoge/p/6542449.html
http://blog.csdn.net/yanbober/article/details/45477551
标签：ber http cal tps www https oge blank ref
原文地址：https://www.cnblogs.com/hunter-zyg/p/9246610.html
