NCMP to DMI CmSubscription Event

- Ncmp to have a producer which converts
  CmNotificationSubscriptionDmiInEvent to Cloud event and then publishes
  it
- For now , using the old topic prefix as topic name. Once topic names
  are finalized then they can be configured
- Testware for the publishing code

Issue-ID: CPS-2103
Change-Id: I83b6ce5b6647e92313839b25492cb076e528ce3e
Signed-off-by: mpriyank <priyank.maheshwari@est.tech>

1 files changed, 74 insertions, 0 deletions

diff --git a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/cmsubscription/CmNotificationSubscriptionDmiInEventProducer.java b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/cmsubscription/CmNotificationSubscriptionDmiInEventProducer.java
new file mode 100644
index 0000000000..5c192a953f
--- /dev/null
+++ b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/cmsubscription/CmNotificationSubscriptionDmiInEventProducer.java
@@ -0,0 +1,74 @@
+/*
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2024 Nordix Foundation
+ *  ================================================================================
+ *  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.
+ *
+ *  SPDX-License-Identifier: Apache-2.0
+ *  ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.ncmp.api.impl.events.cmsubscription;
+
+import io.cloudevents.CloudEvent;
+import io.cloudevents.core.builder.CloudEventBuilder;
+import java.net.URI;
+import java.util.UUID;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.onap.cps.events.EventsPublisher;
+import org.onap.cps.ncmp.events.cmnotificationsubscription_merge1_0_0.ncmp_to_dmi.CmNotificationSubscriptionDmiInEvent;
+import org.onap.cps.utils.JsonObjectMapper;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.stereotype.Component;
+
+@Component
+@Slf4j
+@RequiredArgsConstructor
+@ConditionalOnProperty(name = "notification.enabled", havingValue = "true", matchIfMissing = true)
+public class CmNotificationSubscriptionDmiInEventProducer {
+
+    private final EventsPublisher<CloudEvent> eventsPublisher;
+    private final JsonObjectMapper jsonObjectMapper;
+
+    @Value("${app.ncmp.avc.subscription-forward-topic-prefix}")
+    private String cmNotificationSubscriptionDmiInEventTopic;
+
+    /**
+     * Publish the event to the provided dmi plugin with key as subscription id and the event is in Cloud Event format.
+     *
+     * @param subscriptionId                       Cm Subscription Id
+     * @param dmiPluginName                        Dmi Plugin Name
+     * @param eventType                            Type of event
+     * @param cmNotificationSubscriptionDmiInEvent Cm Notification Subscription event for Dmi
+     */
+    public void publishCmNotificationSubscriptionDmiInEvent(final String subscriptionId, final String dmiPluginName,
+            final String eventType, final CmNotificationSubscriptionDmiInEvent cmNotificationSubscriptionDmiInEvent) {
+        eventsPublisher.publishCloudEvent(cmNotificationSubscriptionDmiInEventTopic, subscriptionId,
+                buildAndGetCmNotificationDmiInEventAsCloudEvent(subscriptionId, dmiPluginName, eventType,
+                        cmNotificationSubscriptionDmiInEvent));
+
+    }
+
+    private CloudEvent buildAndGetCmNotificationDmiInEventAsCloudEvent(final String subscriptionId,
+            final String dmiPluginName, final String eventType,
+            final CmNotificationSubscriptionDmiInEvent cmNotificationSubscriptionDmiInEvent) {
+        return CloudEventBuilder.v1().withId(UUID.randomUUID().toString()).withType(eventType)
+                .withSource(URI.create("NCMP")).withDataSchema(URI.create("org.onap.ncmp.dmi.cm.subscription:1.0.0"))
+                .withExtension("correlationid", subscriptionId.concat("#").concat(dmiPluginName))
+                .withData(jsonObjectMapper.asJsonBytes(cmNotificationSubscriptionDmiInEvent)).build();
+    }
+
+
+}