From ef3ee91f1ee648b88d9eff70d6dedb9f749ac8a6 Mon Sep 17 00:00:00 2001
From: Michael Hunger <github@jexp.de>
Date: Tue, 7 Feb 2012 11:48:30 +0100
Subject: [PATCH] DATAGRAPH-186 default value for readonly relationship
 collections

---
 .../ReadOnlyOneToNRelationshipFieldAccessorFactory.java       | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/spring-data-neo4j/src/main/java/org/springframework/data/neo4j/fieldaccess/ReadOnlyOneToNRelationshipFieldAccessorFactory.java b/spring-data-neo4j/src/main/java/org/springframework/data/neo4j/fieldaccess/ReadOnlyOneToNRelationshipFieldAccessorFactory.java
index 39e55cfff..cfe371f78 100644
--- a/spring-data-neo4j/src/main/java/org/springframework/data/neo4j/fieldaccess/ReadOnlyOneToNRelationshipFieldAccessorFactory.java
+++ b/spring-data-neo4j/src/main/java/org/springframework/data/neo4j/fieldaccess/ReadOnlyOneToNRelationshipFieldAccessorFactory.java
@@ -59,5 +59,9 @@ public class ReadOnlyOneToNRelationshipFieldAccessorFactory extends NodeRelation
 			throw new InvalidDataAccessApiUsageException("Cannot set read-only relationship entity field.");
 		}
 
+        @Override
+		public Object getDefaultValue() {
+		    return null;
+		}
 	}
 }