code: private void init(){
  	
  		if(!Annotation.isInheritedMapped(configuredClass))
  			Error.classNotMapped(configuredClass);
  		
  		for (Class<?> classe :getClasses()){
  			relationalManyToOneMapper.put(classe.getName(), new JMapper(configuredClass, classe,ChooseConfig.DESTINATION));
  			relationalOneToManyMapper.put(classe.getName(), new JMapper(classe, configuredClass,ChooseConfig.SOURCE));
  		}
  	}
docs: This method initializes relational maps