X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.objmap2%2Fsrc%2Forg%2Fsimantics%2Fobjmap%2Fgraph%2Frules%2FValueRule.java;h=2e2b81b191abe792826df445f55e548357df888c;hp=cbea3253a9135fd403d81c016eacd2cae8ad2377;hb=0cb9829cf7fbee31bbc952c6313b01e195e8d010;hpb=966bc2f6571121c4c818a2e487d29bada0138d8d

diff --git a/bundles/org.simantics.objmap2/src/org/simantics/objmap/graph/rules/ValueRule.java b/bundles/org.simantics.objmap2/src/org/simantics/objmap/graph/rules/ValueRule.java
index cbea3253a..2e2b81b19 100644
--- a/bundles/org.simantics.objmap2/src/org/simantics/objmap/graph/rules/ValueRule.java
+++ b/bundles/org.simantics.objmap2/src/org/simantics/objmap/graph/rules/ValueRule.java
@@ -66,7 +66,7 @@ public class ValueRule<Domain, Range> implements IBidirectionalMappingRule<Domai
 	public boolean checkChanges(ReadGraph g, IForwardMapping<Domain, Range> map, Domain domainElement,
 			Range rangeElement) throws MappingException {
 		Object value = rangeAccessor.get(rangeElement);
-		return Objects.equals(value, domainAccessor.get(g, domainElement));
+		return !Objects.equals(value, domainAccessor.get(g, domainElement));
 	}
 	
 	public void createDomain(WriteGraph g, IBackwardMapping<Domain,Range> map, Domain domainElement, Range rangeElement) throws MappingException {