public TilesFMModelRepository() {
addAttribute = new AddAttributeFMModel(new AddAttributeModel());
addListAttribute = new AddListAttributeFMModel(
new AddListAttributeModel());
definition = new DefinitionFMModel(new DefinitionModel());
AttributeResolver attributeResolver = new DefaultAttributeResolver();
getAsString = new GetAsStringFMModel(new GetAsStringModel(
attributeResolver));
importAttribute = new ImportAttributeFMModel(new ImportAttributeModel());
insertAttribute = new InsertAttributeFMModel(new InsertAttributeModel(
attributeResolver));