1 files changed, 6 insertions, 0 deletions
diff --git a/src/main/java/pl/edu/mimuw/cloudatlas/model/ValueDuration.java b/src/main/java/pl/edu/mimuw/cloudatlas/model/ValueDuration.java
index bf9d0e0..444ce78 100644
--- a/src/main/java/pl/edu/mimuw/cloudatlas/model/ValueDuration.java
+++ b/src/main/java/pl/edu/mimuw/cloudatlas/model/ValueDuration.java
@@ -152,6 +152,12 @@ public class ValueDuration extends ValueSimple<Long> {
         return result;
     }
 
+    /**
+     * @param matcher A regex matcher
+     * @param group The name of a group matched by <code>matcher</code> that
+     * should have captured a number.
+     * @return The parsed number.
+     */
     private static long parseLongGroup(Matcher matcher, String group) {
         return Long.parseLong(matcher.group(group));
     }