one possible fix for NodeBacking.getRelationshipTo()

spring-data-neo4j-aspects/src/main/aspect/org/springframework/data/neo4j/aspects/support/node/Neo4jNodeBacking.aj

@@ -164,7 +164,7 @@ public privileged aspect Neo4jNodeBacking { // extends AbstractTypeAnnotatingMix
 	}
 
     public Relationship NodeBacked.getRelationshipTo(NodeBacked target, String type) {
-        return template().getRelationshipBetween(this, target, null, type);
+        return template().getRelationshipBetween(this, target, type);
     }
 
 	public Long NodeBacked.getNodeId() {

spring-data-neo4j-aspects/src/test/java/org/springframework/data/neo4j/aspects/support/RelationshipEntityTest.java

@@ -101,14 +101,15 @@ public void testGetRelationshipToReturnsRelationship() {
         assertEquals(f, neo4jTemplate.getRelationshipBetween(p, p2, Friendship.class, "knows"));
     }
 
-    @Ignore("The NodeBacking.getRelationshipTo() method is broken at the moment")
     @Test
     @Transactional
     public void testGetRelationshipTo() {
         Person p = persistedPerson("Michael", 35);
         Person p2 = persistedPerson("David", 25);
         Friendship f = p.knows(p2);
-        assertNotNull(p.getRelationshipTo(p2, "knows"));
+        Relationship frel = p.getRelationshipTo(p2, "knows");
+        assertNotNull(frel);
+        assertEquals(f.getPersistentState().getId(), frel.getId());
     }
 
     @Test

spring-data-neo4j/src/main/java/org/springframework/data/neo4j/support/Neo4jTemplate.java

@@ -292,6 +292,12 @@ public Object query(String statement, Map<String, Object> params, final TypeInfo
         return infrastructure.getCypherQueryExecutor().queryForObject(statement, targetType, params);
     }
 
+    @Override
+    public Relationship getRelationshipBetween(Object start, Object end, String relationshipType) {
+        notNull(start, "start", end, "end", relationshipType, "relationshipType");
+        return infrastructure.getEntityStateHandler().getRelationshipTo(start, end, relationshipType);
+    }
+
     @Override
     public <R> R getRelationshipBetween(Object start, Object end, Class<R> relationshipEntityClass, String relationshipType) {
         notNull(start,"start",end,"end",relationshipEntityClass,"relationshipEntityClass",relationshipType,"relationshipType");

spring-data-neo4j/src/main/java/org/springframework/data/neo4j/template/Neo4jOperations.java

@@ -84,6 +84,8 @@ public interface Neo4jOperations {
 
     <R> R getRelationshipBetween(Object start, Object end, Class<R> relationshipEntityClass, String relationshipType);
 
+	Relationship getRelationshipBetween(Object start, Object end, String relationshipType);
+
     void removeRelationshipBetween(Object start, Object end, String type);
 
     <R> R createRelationshipBetween(Object start, Object end, Class<R> relationshipEntityClass, String relationshipType, boolean allowDuplicates);