src/main/java/net/matrix/app/repository/ResourceSelectionSet.java
public Set<ResourceSelection> getSelections(final String catalog) {
		return getSelections(catalog, ResourceSelection.generateName(catalog));
	}
public Set<ResourceSelection> getSelections(final String catalog) {
		return getSelections(catalog, ResourceSelection.generateName(catalog));
	}
选择某类别的默认名称资源。

@param catalog
类别
@return 资源选择