From 73e62a94603dd0d5b562b77dfa4d12defe38e3ed Mon Sep 17 00:00:00 2001
From: Kenneth van Ewijk <kenneth@jessweb.nl>
Date: Sun, 26 Oct 2014 17:52:47 +0100
Subject: [PATCH] Added check to see if any period was found

---
 LangsteZomerPeriode.java | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/LangsteZomerPeriode.java b/LangsteZomerPeriode.java
index b087031..4d12da7 100644
--- a/LangsteZomerPeriode.java
+++ b/LangsteZomerPeriode.java
@@ -5,14 +5,21 @@ public class LangsteZomerPeriode extends Grootheid{
     
     //constructor
     public LangsteZomerPeriode(Measurement measurement1, ArrayList<Measurement> measurement2){
-    	setName("Zomerse periode");
+        setName("Zomerse periode");
         updatePeriod(measurement2);
     }
 
     public void updatePeriod(ArrayList<Measurement> measurement2){
         createList(measurement2);
         int[] index = StatisticsCalculator.langsteZomersePeriode(list);
-        setPeriod(Calculator.timeStampToPeriode( measurement2.get(index[0]).getDateStamp(), measurement2.get(index[1]).getDateStamp()));
+        if(index[0]==index[1] && index[0]==0)
+        {
+            setCustom("-");
+        }
+        else
+        {
+            setPeriod(Calculator.timeStampToPeriode( measurement2.get(index[0]).getDateStamp(), measurement2.get(index[1]).getDateStamp()));
+        }
     }
     
     public void displayGraph(){}