[CPS] Removing the duplicate producer code

# Using the existing 'EventPublisher' class and deleting the duplicated producer classes.

Issue-ID: CPS-1557
Signed-off-by: raviteja.karumuri <raviteja.karumuri@est.tech>
Change-Id: I6dd8e9c9d9dbec06a2c9464fc2d382fa89f6fc32

6 files changed, 29 insertions, 118 deletions

diff --git a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/async/NcmpAsyncRequestResponseEventConsumer.java b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/async/NcmpAsyncRequestResponseEventConsumer.java
index bc6624dee..0ac0fb92d 100644
--- a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/async/NcmpAsyncRequestResponseEventConsumer.java
+++ b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/async/NcmpAsyncRequestResponseEventConsumer.java
@@ -22,6 +22,7 @@ package org.onap.cps.ncmp.api.impl.async;
 
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.onap.cps.ncmp.api.impl.events.EventsPublisher;
 import org.onap.cps.ncmp.event.model.DmiAsyncRequestResponseEvent;
 import org.onap.cps.ncmp.event.model.NcmpAsyncRequestResponseEvent;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
@@ -37,7 +38,7 @@ import org.springframework.stereotype.Component;
 @ConditionalOnProperty(name = "notification.enabled", havingValue = "true", matchIfMissing = true)
 public class NcmpAsyncRequestResponseEventConsumer {
 
-    private final NcmpAsyncRequestResponseEventProducer ncmpAsyncRequestResponseEventProducer;
+    private final EventsPublisher<NcmpAsyncRequestResponseEvent> eventsPublisher;
     private final NcmpAsyncRequestResponseEventMapper ncmpAsyncRequestResponseEventMapper;
 
     /**
@@ -53,7 +54,7 @@ public class NcmpAsyncRequestResponseEventConsumer {
 
         final NcmpAsyncRequestResponseEvent ncmpAsyncRequestResponseEvent =
                 ncmpAsyncRequestResponseEventMapper.toNcmpAsyncEvent(dmiAsyncRequestResponseEvent);
-        ncmpAsyncRequestResponseEventProducer.sendMessage(
+        eventsPublisher.publishEvent(ncmpAsyncRequestResponseEvent.getEventTarget(),
                 ncmpAsyncRequestResponseEvent.getEventId(), ncmpAsyncRequestResponseEvent);
     }
 }
diff --git a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/async/NcmpAsyncRequestResponseEventProducer.java b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/async/NcmpAsyncRequestResponseEventProducer.java
deleted file mode 100644
index 8ab6db904..000000000
--- a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/async/NcmpAsyncRequestResponseEventProducer.java
+++ /dev/null
@@ -1,46 +0,0 @@
-/*
- * ============LICENSE_START=======================================================
- * Copyright (C) 2022 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.async;
-
-import lombok.RequiredArgsConstructor;
-import lombok.extern.slf4j.Slf4j;
-import org.onap.cps.ncmp.event.model.NcmpAsyncRequestResponseEvent;
-import org.springframework.kafka.core.KafkaTemplate;
-import org.springframework.stereotype.Service;
-
-@Slf4j
-@Service
-@RequiredArgsConstructor
-public class NcmpAsyncRequestResponseEventProducer {
-
-    private final KafkaTemplate<String, NcmpAsyncRequestResponseEvent> kafkaTemplate;
-
-
-    /**
-     * Sends message to the configured topic with a message key.
-     *
-     * @param eventId message key
-     * @param ncmpAsyncRequestResponseEvent    message payload
-     */
-    public void sendMessage(final String eventId, final NcmpAsyncRequestResponseEvent ncmpAsyncRequestResponseEvent) {
-        kafkaTemplate.send(ncmpAsyncRequestResponseEvent.getEventTarget(), eventId, ncmpAsyncRequestResponseEvent);
-    }
-}
diff --git a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avc/AvcEventConsumer.java b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avc/AvcEventConsumer.java
index 3b5b5aaa0..83ad5e570 100644
--- a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avc/AvcEventConsumer.java
+++ b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avc/AvcEventConsumer.java
@@ -22,7 +22,9 @@ package org.onap.cps.ncmp.api.impl.events.avc;
 
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.onap.cps.ncmp.api.impl.events.EventsPublisher;
 import org.onap.cps.ncmp.event.model.AvcEvent;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.kafka.annotation.KafkaListener;
 import org.springframework.stereotype.Component;
@@ -36,7 +38,13 @@ import org.springframework.stereotype.Component;
 @ConditionalOnProperty(name = "notification.enabled", havingValue = "true", matchIfMissing = true)
 public class AvcEventConsumer {
 
-    private final AvcEventProducer avcEventProducer;
+
+    @Value("${app.ncmp.avc.cm-events-topic}")
+    private String cmEventsTopicName;
+
+    private final EventsPublisher<AvcEvent> eventsPublisher;
+    private final AvcEventMapper avcEventMapper;
+
 
     /**
      * Consume the specified event.
@@ -48,6 +56,7 @@ public class AvcEventConsumer {
             properties = {"spring.json.value.default.type=org.onap.cps.ncmp.event.model.AvcEvent"})
     public void consumeAndForward(final AvcEvent avcEvent) {
         log.debug("Consuming AVC event {} ...", avcEvent);
-        avcEventProducer.sendMessage(avcEvent);
+        final AvcEvent outgoingAvcEvent = avcEventMapper.toOutgoingAvcEvent(avcEvent);
+        eventsPublisher.publishEvent(cmEventsTopicName, outgoingAvcEvent.getEventId(), outgoingAvcEvent);
     }
 }
diff --git a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avc/AvcEventProducer.java b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avc/AvcEventProducer.java
deleted file mode 100644
index 15cbeb889..000000000
--- a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/events/avc/AvcEventProducer.java
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * ============LICENSE_START=======================================================
- * Copyright (C) 2023 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.avc;
-
-import lombok.RequiredArgsConstructor;
-import lombok.extern.slf4j.Slf4j;
-import org.onap.cps.ncmp.event.model.AvcEvent;
-import org.springframework.beans.factory.annotation.Value;
-import org.springframework.kafka.core.KafkaTemplate;
-import org.springframework.stereotype.Service;
-
-/**
- * Producer for AVC events.
- */
-@Slf4j
-@Service
-@RequiredArgsConstructor
-public class AvcEventProducer {
-
-    private final KafkaTemplate<String, AvcEvent> kafkaTemplate;
-
-    private final AvcEventMapper avcEventMapper;
-
-    @Value("${app.ncmp.avc.cm-events-topic}")
-    private String cmEventsTopic;
-
-    /**
-     * Sends message to the configured topic with a message key.
-     *
-     * @param incomingAvcEvent message payload
-     */
-    public void sendMessage(final AvcEvent incomingAvcEvent) {
-        // generate new event id while keeping other data
-        final AvcEvent outgoingAvcEvent = avcEventMapper.toOutgoingAvcEvent(incomingAvcEvent);
-        log.debug("Forwarding AVC event {} to topic {} ", outgoingAvcEvent.getEventId(), cmEventsTopic);
-        kafkaTemplate.send(cmEventsTopic, outgoingAvcEvent.getEventId(), outgoingAvcEvent);
-    }
-}
diff --git a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/async/CpsAsyncRequestResponseEventIntegrationSpec.groovy b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/async/CpsAsyncRequestResponseEventIntegrationSpec.groovy
index 51162c74e..bcf75a29b 100644
--- a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/async/CpsAsyncRequestResponseEventIntegrationSpec.groovy
+++ b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/async/CpsAsyncRequestResponseEventIntegrationSpec.groovy
@@ -1,6 +1,6 @@
 /*
  * ============LICENSE_START=======================================================
- * Copyright (c) 2022 Nordix Foundation.
+ * Copyright (c) 2022-2023 Nordix Foundation.
  *  ================================================================================
  *  Licensed under the Apache License, Version 2.0 (the "License");
  *  you may not use this file except in compliance with the License.
@@ -23,6 +23,7 @@ package org.onap.cps.ncmp.api.impl.async
 import com.fasterxml.jackson.databind.ObjectMapper
 import org.apache.kafka.clients.consumer.KafkaConsumer
 import org.mapstruct.factory.Mappers
+import org.onap.cps.ncmp.api.impl.events.EventsPublisher
 import org.onap.cps.ncmp.api.kafka.MessagingBaseSpec
 import org.onap.cps.ncmp.event.model.DmiAsyncRequestResponseEvent
 import org.onap.cps.ncmp.event.model.NcmpAsyncRequestResponseEvent
@@ -36,14 +37,15 @@ import org.testcontainers.spock.Testcontainers
 
 import java.time.Duration
 
-@SpringBootTest(classes = [NcmpAsyncRequestResponseEventProducer, NcmpAsyncRequestResponseEventConsumer, ObjectMapper, JsonObjectMapper])
+@SpringBootTest(classes = [EventsPublisher, NcmpAsyncRequestResponseEventConsumer, ObjectMapper, JsonObjectMapper])
 @Testcontainers
 @DirtiesContext
 class NcmpAsyncRequestResponseEventProducerIntegrationSpec extends MessagingBaseSpec {
 
     @SpringBean
-    NcmpAsyncRequestResponseEventProducer cpsAsyncRequestResponseEventProducerService =
-        new NcmpAsyncRequestResponseEventProducer(kafkaTemplate);
+    EventsPublisher cpsAsyncRequestResponseEventPublisher =
+        new EventsPublisher<NcmpAsyncRequestResponseEvent>(kafkaTemplate);
+
 
     @SpringBean
     NcmpAsyncRequestResponseEventMapper ncmpAsyncRequestResponseEventMapper =
@@ -51,7 +53,7 @@ class NcmpAsyncRequestResponseEventProducerIntegrationSpec extends MessagingBase
 
     @SpringBean
     NcmpAsyncRequestResponseEventConsumer ncmpAsyncRequestResponseEventConsumer =
-            new NcmpAsyncRequestResponseEventConsumer(cpsAsyncRequestResponseEventProducerService,
+            new NcmpAsyncRequestResponseEventConsumer(cpsAsyncRequestResponseEventPublisher,
                     ncmpAsyncRequestResponseEventMapper)
 
     @Autowired
diff --git a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avc/AvcEventProducerIntegrationSpec.groovy b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avc/AvcEventConsumerSpec.groovy
index 64d1f64e5..d57527a45 100644
--- a/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avc/AvcEventProducerIntegrationSpec.groovy
+++ b/cps-ncmp-service/src/test/groovy/org/onap/cps/ncmp/api/impl/events/avc/AvcEventConsumerSpec.groovy
@@ -23,6 +23,7 @@ package org.onap.cps.ncmp.api.impl.events.avc
 import com.fasterxml.jackson.databind.ObjectMapper
 import org.apache.kafka.clients.consumer.KafkaConsumer
 import org.mapstruct.factory.Mappers
+import org.onap.cps.ncmp.api.impl.events.EventsPublisher
 import org.onap.cps.ncmp.api.kafka.MessagingBaseSpec
 import org.onap.cps.ncmp.event.model.AvcEvent
 import org.onap.cps.ncmp.utils.TestUtils
@@ -35,19 +36,19 @@ import org.testcontainers.spock.Testcontainers
 
 import java.time.Duration
 
-@SpringBootTest(classes = [AvcEventProducer, AvcEventConsumer, ObjectMapper, JsonObjectMapper])
+@SpringBootTest(classes = [EventsPublisher, AvcEventConsumer, ObjectMapper, JsonObjectMapper])
 @Testcontainers
 @DirtiesContext
-class AvcEventProducerIntegrationSpec extends MessagingBaseSpec {
+class AvcEventConsumerSpec extends MessagingBaseSpec {
 
     @SpringBean
     AvcEventMapper avcEventMapper = Mappers.getMapper(AvcEventMapper.class)
 
     @SpringBean
-    AvcEventProducer avcEventProducer = new AvcEventProducer(kafkaTemplate, avcEventMapper)
+    EventsPublisher eventsPublisher = new EventsPublisher<AvcEvent>(kafkaTemplate)
 
     @SpringBean
-    AvcEventConsumer acvEventConsumer = new AvcEventConsumer(avcEventProducer)
+    AvcEventConsumer acvEventConsumer = new AvcEventConsumer(eventsPublisher, avcEventMapper)
 
     @Autowired
     JsonObjectMapper jsonObjectMapper
@@ -56,9 +57,9 @@ class AvcEventProducerIntegrationSpec extends MessagingBaseSpec {
 
     def 'Consume and forward valid message'() {
         given: 'consumer has a subscription on a topic'
-            def cmEventsTopic = 'cm-events'
-            avcEventProducer.cmEventsTopic = cmEventsTopic
-            kafkaConsumer.subscribe([cmEventsTopic] as List<String>)
+            def cmEventsTopicName = 'cm-events'
+            acvEventConsumer.cmEventsTopicName = cmEventsTopicName
+            kafkaConsumer.subscribe([cmEventsTopicName] as List<String>)
         and: 'an event is sent'
             def jsonData = TestUtils.getResourceFileContent('sampleAvcInputEvent.json')
             def testEventSent = jsonObjectMapper.convertJsonString(jsonData, AvcEvent.class)