From e887942893b5eac7ba0eeb8e2f98d4a9d39d9b22 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=93scar=20Gonz=C3=A1lez=20Fern=C3=A1ndez?=
 <ogonzalez@igalia.com>
Date: Mon, 30 Aug 2010 14:10:31 +0200
Subject: [PATCH] Document method.

It's important to warn that it can overflow.

FEA: ItEr60S19TimeUnitDataType
---
 .../business/workingday/EffortDuration.java           | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/workingday/EffortDuration.java b/navalplanner-business/src/main/java/org/navalplanner/business/workingday/EffortDuration.java
index 258bc68d2..9c3ad43e6 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/workingday/EffortDuration.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/workingday/EffortDuration.java
@@ -129,8 +129,15 @@ public class EffortDuration implements Comparable<EffortDuration> {
         return seconds - other.seconds;
     }
 
-    public EffortDuration multiplyBy(int integer) {
-        return EffortDuration.seconds(this.seconds * integer);
+    /**
+     * Multiplies this duration by a scalar <br />
+     * <b>Warning:<b /> This method can cause an integer overflow and the result
+     * would be incorrect.
+     * @param n
+     * @return a duration that is the multiply of n and <code>this</code>
+     */
+    public EffortDuration multiplyBy(int n) {
+        return EffortDuration.seconds(this.seconds * n);
     }
 
     /**