Object to object mapper

• Dozer: the first one and most used. 
• ModelMapper: smart.
• Orika: generates bytecode.
• MapStruct: generates code. Favorite.
• Selma: like MapStruct. Simplest.

Benchmarks:

• http://javaetmoi.com/2015/09/benchmark-frameworks-javas-mapping-objet/
• http://blog.sokolenko.me/2013/05/dozer-vs-orika-vs-manual.html