接口的使用
org.bson.BSONEncoder

使用BSONEncoder的程序包

程序包	说明
org.bson	Contains the base BSON classes and Encoder/Decoder.

org.bson中BSONEncoder的使用

实现BSONEncoder的org.bson中的类

限定符和类型	类和说明
class	BasicBSONEncoder this is meant to be pooled or cached there is some per instance memory for string conversion, etc...