protected String onBeforeFields(Generator gen, M model) {
		return "";
	}
A hook that is executed just before the 'fields' part of the class code.

@param gen    the generator being used
@param model  the model that is generated
@return       code to be inserted before the fields
common-parent/codegen/src/main/java/com/speedment/common/codegen/internal/java/view/ClassOrInterfaceView.java