X-Git-Url: http://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fde%2Fjuplo%2Fjpa%2Fconverters%2FZoneIdConverter.java;h=6266ad0ca8e978672e76b5b1c7832df3b21db9ff;hb=cb60647c2cebf283e75e571c3b33a5bd733c080b;hp=57f3ba111672a222c6b941904455567dff982dcf;hpb=7a33791170cc1ad0825d97db411f45b9e3d84f78;p=jpa-converters

diff --git a/src/main/java/de/juplo/jpa/converters/ZoneIdConverter.java b/src/main/java/de/juplo/jpa/converters/ZoneIdConverter.java
index 57f3ba1..6266ad0 100644
--- a/src/main/java/de/juplo/jpa/converters/ZoneIdConverter.java
+++ b/src/main/java/de/juplo/jpa/converters/ZoneIdConverter.java
@@ -15,12 +15,16 @@ public class ZoneIdConverter implements AttributeConverter<ZoneId,String>
   @Override
   public String convertToDatabaseColumn(ZoneId zone)
   {
+    if (zone == null)
+      return null;
     return zone.getId();
   }
 
   @Override
   public ZoneId convertToEntityAttribute(String string)
   {
+    if (string == null)
+      return null;
     return ZoneId.of(string);
   }
 }