Merge "Fix a potentional bug String comparison using !="
diff --git a/bpmn/MSOCoreBPMN/src/main/java/org/openecomp/mso/bpmn/core/PropertyConfigurationSetup.java b/bpmn/MSOCoreBPMN/src/main/java/org/openecomp/mso/bpmn/core/PropertyConfigurationSetup.java
index a1719a9..98659d2 100644
--- a/bpmn/MSOCoreBPMN/src/main/java/org/openecomp/mso/bpmn/core/PropertyConfigurationSetup.java
+++ b/bpmn/MSOCoreBPMN/src/main/java/org/openecomp/mso/bpmn/core/PropertyConfigurationSetup.java
@@ -217,7 +217,7 @@
 			String newTimestamp = PropertyConfiguration.getInstance().getProperties(type)
 				.get(PropertyConfiguration.TIMESTAMP_PROPERTY);
 
-			if (newTimestamp != oldTimestamp) {
+			if (!newTimestamp.equals(oldTimestamp)) {
 				return;
 			}