Fix change comparison expressions in mapping rules

[simantics/platform.git] / bundles / org.simantics.objmap2 / src / org / simantics / objmap / graph / rules / MappedElementsRule.java

diff --git a/bundles/org.simantics.objmap2/src/org/simantics/objmap/graph/rules/MappedElementsRule.java b/bundles/org.simantics.objmap2/src/org/simantics/objmap/graph/rules/MappedElementsRule.java
index 45fe7064111ad017022d9a8d90caedba7e01694f..fcc62d7b5444e925ad451124eb14bd67c9b02caf 100644 (file)
--- a/bundles/org.simantics.objmap2/src/org/simantics/objmap/graph/rules/MappedElementsRule.java
+++ b/bundles/org.simantics.objmap2/src/org/simantics/objmap/graph/rules/MappedElementsRule.java
@@ -75,7 +75,7 @@ public class MappedElementsRule<Domain, Range> implements IBidirectionalMappingR
     public boolean checkChanges(ReadGraph g, IForwardMapping<Domain, Range> map, Domain domainElement, Range rangeElement) throws MappingException {
         LOGGER.trace("    MappedElementsRule.updateRange");
         ArrayList<Range> mappedValue = getMappedValue(g, map, domainElement);
-        return Objects.equals(mappedValue, rangeAccessor.get(rangeElement));
+        return !Objects.equals(mappedValue, rangeAccessor.get(rangeElement));
     }
 
        private ArrayList<Range> getMappedValue(ReadGraph g, IForwardMapping<Domain, Range> map, Domain domainElement)