Object-oriented objects
------ Configure specific objects in the configuration file.
The development of the profile in the program has experienced two phases: 1. Text file, configuration is represented as a string, mainly indicating the simple data and parameters in the program, and the program needs to be converted to int, string, Date. 2.xml format files to accurately represent rich types and methods, can represent classes, XML, profiles can also define objects, so that object-oriented programming is more complete, more thorough, reducing coupling. XML configuration files and reflection combine, IoC, some IocFramework, IOC Container, specific frameworks such as Pico, Spring, EJB.
