1 files changed, 14 insertions, 0 deletions
diff --git a/common/onap-common-configuration-management/onap-configuration-management-api/src/main/java/org/onap/config/api/ConfigurationChangeListener.java b/common/onap-common-configuration-management/onap-configuration-management-api/src/main/java/org/onap/config/api/ConfigurationChangeListener.java
new file mode 100644
index 0000000000..451a75f3ae
--- /dev/null
+++ b/common/onap-common-configuration-management/onap-configuration-management-api/src/main/java/org/onap/config/api/ConfigurationChangeListener.java
@@ -0,0 +1,14 @@
+package org.onap.config.api;
+
+public interface ConfigurationChangeListener {
+
+  public default void notify(String tenantId, String component, String key, Object oldValue,
+                             Object newValue) {
+  }
+
+  public default void notify(String component, String key, Object oldValue, Object newValue) {
+  }
+
+  public default void notify(String key, Object oldValue, Object newValue) {
+  }
+}