Fastjson是一个Java语言编写的高性能功能完善的JSON库。它采用一种“假定有序快速匹配”的算法,把JSON Parse的性能提升到极致,是目前Java语言中最快的JSON库。(Fastjson is a high performance and well functioning JSON library written in the Java language. It uses a "ordered fast matching" algorithm to improve the performance of JSON Parse to the extreme, and is the fastest JSON Library in the current Java language.)