Vo, to, Po, pojo, Bo

Vo, to, Po, pojo, Bo

VO: Actually very fuzzy, usually refers to valueobject and viewobject

Viewobject: the object required by the UI, such as the formbean of struts

Value Object: a general term for valueobject and transfer object.

To: transfer object, data transmission object, in ApplicationProgramObjects transmitted between different tie

Po: Persistent Object (Persistent Object), basically entity

Pojo: plain ordinary Java object. pojo is such an object. It is a common Java object. It is different from an object with heavy container control functions such as EJB, it is not a JDO object that has been enhanced, nor is it a dynamic byte code generation like hibernate.

Bo: Business Object. ReferHere.