Prevented possible NullPointerException's

[jpa-converters] / src / main / java / de / juplo / jpa / converters / DurationConverter.java

diff --git a/src/main/java/de/juplo/jpa/converters/DurationConverter.java b/src/main/java/de/juplo/jpa/converters/DurationConverter.java
index 402dcf3..0304ad4 100644 (file)
--- a/src/main/java/de/juplo/jpa/converters/DurationConverter.java
+++ b/src/main/java/de/juplo/jpa/converters/DurationConverter.java
@@ -15,12 +15,16 @@ public class DurationConverter implements AttributeConverter<Duration, String>
   @Override
   public String convertToDatabaseColumn(Duration duration)
   {
+    if (duration == null)
+      return null;
     return duration.toString();
   }
 
   @Override
   public Duration convertToEntityAttribute(String string)
   {
+    if (string == null)
+      return null;
     return Duration.parse(string);
   }
 }