Emit CBS config updates only

Add an update method to CbsClient which emits an item only when the
configuration has accentually changed.

Change-Id: I6023fb1cc069b06bd2c4baf94406538965b6534c
Issue-ID: DCAEGEN2-1233
Signed-off-by: Piotr Jaszczyk <piotr.jaszczyk@nokia.com>

1 files changed, 41 insertions, 0 deletions

diff --git a/rest-services/common-dependency/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/annotations/ExperimentalApi.java b/rest-services/common-dependency/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/annotations/ExperimentalApi.java
new file mode 100644
index 00000000..9b577688
--- /dev/null
+++ b/rest-services/common-dependency/src/main/java/org/onap/dcaegen2/services/sdk/rest/services/annotations/ExperimentalApi.java
@@ -0,0 +1,41 @@
+/*
+ * ============LICENSE_START====================================
+ * DCAEGEN2-SERVICES-SDK
+ * =========================================================
+ * Copyright (C) 2019 Nokia. All rights reserved.
+ * =========================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=====================================
+ */
+
+package org.onap.dcaegen2.services.sdk.rest.services.annotations;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * Annotate experimental API.
+ *
+ * @author <a href="mailto:piotr.jaszczyk@nokia.com">Piotr Jaszczyk</a>
+ * @since 1.1.2
+ */
+@Documented
+@Target({ElementType.METHOD, ElementType.TYPE, ElementType.PACKAGE})
+@Retention(RetentionPolicy.SOURCE)
+public @interface ExperimentalApi {
+    String value() default "Experimental API. Might be deleted or changed in the future SDK versions.";
+    String expectedInVersion() default "unknown";
+}