X-Git-Url: http://svarog.pmf.uns.ac.rs/gitweb/?p=spa2-materijali.git;a=blobdiff_plain;f=Hash%2FKancelarija.java;h=6d157b5d639092937f5571aea17a91e4153a720f;hp=9447969d471e50d22528492d5f5ece5b388e7d36;hb=12f630d83d34d22da09ab8af59a852c191b88815;hpb=0668b51c35d0655c65c35d4ea66abf7e2fff381d

diff --git a/Hash/Kancelarija.java b/Hash/Kancelarija.java
index 9447969..6d157b5 100644
--- a/Hash/Kancelarija.java
+++ b/Hash/Kancelarija.java
@@ -64,7 +64,12 @@ public class Kancelarija extends InfoTip {
 	}
 
 	public int hashCode() {
-		return prezime.hashCode() * broj;
+		int rez = 1;
+		if (prezime != null) {
+			rez *= prezime.hashCode();
+		}
+		rez *= broj;
+		return rez;
 	}
 
 	@Override