import java.util.HashMap;
import java.util.Map;
+/**
+ * A singleton to hold metadata about feature attributes, keyed by a unique
+ * feature source identifier
+ *
+ * @author gmcarstairs
+ *
+ */
public class FeatureSources
{
private static FeatureSources instance = new FeatureSources();
private Map<String, FeatureSourceI> sources;
/**
- * Answers the singelton instance of this class
+ * Answers the singleton instance of this class
*
* @return
*/