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-rw-r--r--src/main/java/org/onap/cps/ncmp/dmi/config/kafka/KafkaConfig.java15
-rw-r--r--src/main/java/org/onap/cps/ncmp/dmi/exception/CloudEventConstructionException.java (renamed from src/main/java/org/onap/cps/ncmp/dmi/service/model/SubscriptionEventResponse.java)27
-rw-r--r--src/main/java/org/onap/cps/ncmp/dmi/notifications/avc/SubscriptionEventConsumer.java110
-rw-r--r--src/main/java/org/onap/cps/ncmp/dmi/notifications/avcsubscription/SubscriptionEventConsumer.java123
-rw-r--r--src/main/java/org/onap/cps/ncmp/dmi/notifications/avcsubscription/SubscriptionEventResponseMapper.java93
-rw-r--r--src/main/java/org/onap/cps/ncmp/dmi/service/model/SubscriptionEventResponseStatus.java27
6 files changed, 245 insertions, 150 deletions
diff --git a/src/main/java/org/onap/cps/ncmp/dmi/config/kafka/KafkaConfig.java b/src/main/java/org/onap/cps/ncmp/dmi/config/kafka/KafkaConfig.java
index cb617f9e..25ee92ae 100644
--- a/src/main/java/org/onap/cps/ncmp/dmi/config/kafka/KafkaConfig.java
+++ b/src/main/java/org/onap/cps/ncmp/dmi/config/kafka/KafkaConfig.java
@@ -29,6 +29,7 @@ import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Primary;
import org.springframework.kafka.annotation.EnableKafka;
+import org.springframework.kafka.config.ConcurrentKafkaListenerContainerFactory;
import org.springframework.kafka.core.ConsumerFactory;
import org.springframework.kafka.core.DefaultKafkaConsumerFactory;
import org.springframework.kafka.core.DefaultKafkaProducerFactory;
@@ -124,4 +125,18 @@ public class KafkaConfig<T> {
return kafkaTemplate;
}
+ /**
+ * A cloud Kafka event template for executing high-level operations. The cloud producer factory ensure this.
+ *
+ * @return an instance of cloud Kafka template.
+ */
+ @Bean
+ public ConcurrentKafkaListenerContainerFactory<String, CloudEvent>
+ cloudEventConcurrentKafkaListenerContainerFactory() {
+ final ConcurrentKafkaListenerContainerFactory<String, CloudEvent> containerFactory =
+ new ConcurrentKafkaListenerContainerFactory<>();
+ containerFactory.setConsumerFactory(cloudEventConsumerFactory());
+ return containerFactory;
+ }
+
}
diff --git a/src/main/java/org/onap/cps/ncmp/dmi/service/model/SubscriptionEventResponse.java b/src/main/java/org/onap/cps/ncmp/dmi/exception/CloudEventConstructionException.java
index 7666e540..0069aabc 100644
--- a/src/main/java/org/onap/cps/ncmp/dmi/service/model/SubscriptionEventResponse.java
+++ b/src/main/java/org/onap/cps/ncmp/dmi/exception/CloudEventConstructionException.java
@@ -18,19 +18,20 @@
* ============LICENSE_END=========================================================
*/
-package org.onap.cps.ncmp.dmi.service.model;
+package org.onap.cps.ncmp.dmi.exception;
-import com.fasterxml.jackson.annotation.JsonInclude;
-import java.util.Map;
-import lombok.Getter;
-import lombok.Setter;
+public class CloudEventConstructionException extends DmiException {
-@JsonInclude(JsonInclude.Include.NON_NULL)
-@Getter
-@Setter
-public class SubscriptionEventResponse {
- private String clientId;
- private String subscriptionName;
- private String dmiName;
- private Map<String, SubscriptionEventResponseStatus> cmHandleIdToStatus;
+ private static final long serialVersionUID = 7747941311132087621L;
+
+ /**
+ * Constructor.
+ *
+ * @param message the error message
+ * @param details the error details
+ * @param cause the error cause
+ */
+ public CloudEventConstructionException(final String message, final String details, final Throwable cause) {
+ super(message, details, cause);
+ }
}
diff --git a/src/main/java/org/onap/cps/ncmp/dmi/notifications/avc/SubscriptionEventConsumer.java b/src/main/java/org/onap/cps/ncmp/dmi/notifications/avc/SubscriptionEventConsumer.java
deleted file mode 100644
index 20949797..00000000
--- a/src/main/java/org/onap/cps/ncmp/dmi/notifications/avc/SubscriptionEventConsumer.java
+++ /dev/null
@@ -1,110 +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.dmi.notifications.avc;
-
-import java.util.Date;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Map;
-import java.util.Set;
-import lombok.RequiredArgsConstructor;
-import lombok.extern.slf4j.Slf4j;
-import org.onap.cps.ncmp.dmi.service.model.SubscriptionEventResponse;
-import org.onap.cps.ncmp.dmi.service.model.SubscriptionEventResponseStatus;
-import org.onap.cps.ncmp.event.model.SubscriptionEvent;
-import org.springframework.beans.factory.annotation.Value;
-import org.springframework.kafka.annotation.KafkaListener;
-import org.springframework.kafka.core.KafkaTemplate;
-import org.springframework.kafka.support.KafkaHeaders;
-import org.springframework.messaging.handler.annotation.Header;
-import org.springframework.messaging.handler.annotation.Payload;
-import org.springframework.stereotype.Component;
-
-@Component
-@Slf4j
-@RequiredArgsConstructor
-public class SubscriptionEventConsumer {
-
- @Value("${app.dmi.avc.subscription-response-topic}")
- private String cmAvcSubscriptionResponseTopic;
- @Value("${dmi.service.name}")
- private String dmiName;
- private final KafkaTemplate<String, SubscriptionEventResponse> kafkaTemplate;
-
- /**
- * Consume the specified event.
- *
- * @param subscriptionEvent the event to be consumed
- */
- @KafkaListener(topics = "${app.dmi.avc.subscription-topic}",
- properties = {"spring.json.value.default.type=org.onap.cps.ncmp.event.model.SubscriptionEvent"})
- public void consumeSubscriptionEvent(@Payload final SubscriptionEvent subscriptionEvent,
- @Header(KafkaHeaders.RECEIVED_MESSAGE_KEY) final String eventKey,
- @Header(KafkaHeaders.RECEIVED_TIMESTAMP) final String timeStampReceived) {
- final Date dateAndTimeReceived = new Date(Long.parseLong(timeStampReceived));
- final String subscriptionName = subscriptionEvent.getEvent().getSubscription().getName();
- log.info("Subscription for SubscriptionName {} is received at {} by dmi plugin.", subscriptionName,
- dateAndTimeReceived);
- sendSubscriptionResponseMessage(eventKey, formSubscriptionEventResponse(subscriptionEvent));
- }
-
- /**
- * Sends message to the configured topic.
- *
- * @param eventKey is the kafka message key
- * @param subscriptionEventResponse is the payload of the kafka message
- */
- public void sendSubscriptionResponseMessage(final String eventKey,
- final SubscriptionEventResponse subscriptionEventResponse) {
- kafkaTemplate.send(cmAvcSubscriptionResponseTopic, eventKey, subscriptionEventResponse);
- }
-
- private SubscriptionEventResponse formSubscriptionEventResponse(final SubscriptionEvent subscriptionEvent) {
- final SubscriptionEventResponse subscriptionEventResponse = new SubscriptionEventResponse();
- subscriptionEventResponse.setClientId(subscriptionEvent.getEvent().getSubscription().getClientID());
- subscriptionEventResponse.setSubscriptionName(subscriptionEvent.getEvent().getSubscription().getName());
- subscriptionEventResponse.setDmiName(dmiName);
- final List<Object> cmHandleIdToCmHandlePropertyMap = subscriptionEvent.getEvent()
- .getPredicates()
- .getTargets();
- subscriptionEventResponse
- .setCmHandleIdToStatus(populateCmHandleIdToStatus(extractCmHandleIds(cmHandleIdToCmHandlePropertyMap)));
- return subscriptionEventResponse;
- }
-
- private Set<String> extractCmHandleIds(final List<Object> cmHandleIdTocmHandlePropertyMap) {
- final Set<String> cmHandleIds = new HashSet<>();
- for (final Object obj: cmHandleIdTocmHandlePropertyMap) {
- final Map<String, Object> cmHandleIdToPropertiesMap = (Map<String, Object>) obj;
- cmHandleIds.addAll(cmHandleIdToPropertiesMap.keySet());
- }
- return cmHandleIds;
- }
-
- private Map<String, SubscriptionEventResponseStatus> populateCmHandleIdToStatus(final Set<String> cmHandleIds) {
- final Map<String, SubscriptionEventResponseStatus> result = new HashMap<>();
- for (final String cmHandleId : cmHandleIds) {
- result.put(cmHandleId, SubscriptionEventResponseStatus.ACCEPTED);
- }
- return result;
- }
-}
diff --git a/src/main/java/org/onap/cps/ncmp/dmi/notifications/avcsubscription/SubscriptionEventConsumer.java b/src/main/java/org/onap/cps/ncmp/dmi/notifications/avcsubscription/SubscriptionEventConsumer.java
new file mode 100644
index 00000000..d7622fae
--- /dev/null
+++ b/src/main/java/org/onap/cps/ncmp/dmi/notifications/avcsubscription/SubscriptionEventConsumer.java
@@ -0,0 +1,123 @@
+/*
+ * ============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.dmi.notifications.avcsubscription;
+
+import io.cloudevents.CloudEvent;
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.kafka.clients.consumer.ConsumerRecord;
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.dmi_to_ncmp.Data;
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.dmi_to_ncmp.SubscriptionEventResponse;
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.dmi_to_ncmp.SubscriptionStatus;
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.CmHandle;
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.SubscriptionEvent;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.kafka.annotation.KafkaListener;
+import org.springframework.kafka.core.KafkaTemplate;
+import org.springframework.stereotype.Component;
+
+@Component
+@Slf4j
+@RequiredArgsConstructor
+public class SubscriptionEventConsumer {
+
+ @Value("${app.dmi.avc.subscription-response-topic}")
+ private String cmAvcSubscriptionResponseTopic;
+ @Value("${dmi.service.name}")
+ private String dmiName;
+ private final KafkaTemplate<String, CloudEvent> cloudEventKafkaTemplate;
+
+ /**
+ * Consume the specified event.
+ *
+ * @param subscriptionCloudEvent the event to be consumed
+ */
+ @KafkaListener(topics = "${app.dmi.avc.subscription-topic}",
+ containerFactory = "cloudEventConcurrentKafkaListenerContainerFactory")
+ public void consumeSubscriptionEvent(final ConsumerRecord<String, CloudEvent> subscriptionCloudEvent) {
+ final SubscriptionEvent subscriptionEvent =
+ SubscriptionEventResponseMapper.toSubscriptionEvent(subscriptionCloudEvent.value());
+ if (subscriptionEvent != null) {
+ final String eventKey = subscriptionCloudEvent.value().getId();
+ final String subscriptionType = subscriptionCloudEvent.value().getType();
+ if ("subscriptionCreated".equals(subscriptionType)) {
+ sendSubscriptionResponseMessage(eventKey, "subscriptionCreatedStatus",
+ formSubscriptionEventResponse(subscriptionEvent));
+ }
+ }
+ }
+
+ /**
+ * Sends message to the configured topic.
+ *
+ * @param eventKey is the kafka message key
+ * @param subscriptionType is the type of subscription action
+ * @param subscriptionEventResponse is the payload of the kafka message
+ */
+ public void sendSubscriptionResponseMessage(final String eventKey,
+ final String subscriptionType,
+ final SubscriptionEventResponse subscriptionEventResponse) {
+ cloudEventKafkaTemplate.send(cmAvcSubscriptionResponseTopic, eventKey,
+ SubscriptionEventResponseMapper.toCloudEvent(subscriptionEventResponse, subscriptionType, dmiName));
+ }
+
+ private SubscriptionEventResponse formSubscriptionEventResponse(final SubscriptionEvent subscriptionEvent) {
+ final SubscriptionEventResponse subscriptionEventResponse = new SubscriptionEventResponse();
+ final Data subscriptionResponseData = new Data();
+ subscriptionResponseData.setClientId(subscriptionEvent.getData().getSubscription().getClientID());
+ subscriptionResponseData.setSubscriptionName(subscriptionEvent.getData().getSubscription().getName());
+ subscriptionResponseData.setDmiName(dmiName);
+
+ final List<CmHandle> cmHandles = subscriptionEvent.getData()
+ .getPredicates().getTargets();
+ subscriptionResponseData
+ .setSubscriptionStatus(
+ populateSubscriptionStatus(
+ extractCmHandleIds(cmHandles)));
+ subscriptionEventResponse.setData(subscriptionResponseData);
+ return subscriptionEventResponse;
+ }
+
+ private Set<String> extractCmHandleIds(final List<CmHandle> cmHandles) {
+ final Set<String> cmHandleIds = new HashSet<>();
+
+ for (final CmHandle cmHandle : cmHandles) {
+ cmHandleIds.add(cmHandle.getId());
+ }
+ return cmHandleIds;
+ }
+
+ private List<SubscriptionStatus> populateSubscriptionStatus(final Set<String> cmHandleIds) {
+ final List<SubscriptionStatus> subscriptionStatuses = new ArrayList<>();
+ for (final String cmHandleId : cmHandleIds) {
+ final SubscriptionStatus status = new SubscriptionStatus();
+ status.setId(cmHandleId);
+ status.setStatus(SubscriptionStatus.Status.ACCEPTED);
+ subscriptionStatuses.add(status);
+ }
+ return subscriptionStatuses;
+ }
+
+}
diff --git a/src/main/java/org/onap/cps/ncmp/dmi/notifications/avcsubscription/SubscriptionEventResponseMapper.java b/src/main/java/org/onap/cps/ncmp/dmi/notifications/avcsubscription/SubscriptionEventResponseMapper.java
new file mode 100644
index 00000000..d7609932
--- /dev/null
+++ b/src/main/java/org/onap/cps/ncmp/dmi/notifications/avcsubscription/SubscriptionEventResponseMapper.java
@@ -0,0 +1,93 @@
+/*
+ * ============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.dmi.notifications.avcsubscription;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.cloudevents.CloudEvent;
+import io.cloudevents.core.CloudEventUtils;
+import io.cloudevents.core.builder.CloudEventBuilder;
+import io.cloudevents.core.data.PojoCloudEventData;
+import io.cloudevents.jackson.PojoCloudEventDataMapper;
+import java.net.URI;
+import java.util.UUID;
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.onap.cps.ncmp.dmi.exception.CloudEventConstructionException;
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.dmi_to_ncmp.SubscriptionEventResponse;
+import org.onap.cps.ncmp.events.avcsubscription1_0_0.ncmp_to_dmi.SubscriptionEvent;
+
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+@Slf4j
+public class SubscriptionEventResponseMapper {
+
+ private static final ObjectMapper objectMapper = new ObjectMapper();
+
+ /**
+ * Maps CloudEvent object to SubscriptionEvent object.
+ *
+ * @param cloudEvent object
+ * @return SubscriptionEvent deserialized
+ */
+ public static SubscriptionEvent toSubscriptionEvent(final CloudEvent cloudEvent) {
+ final PojoCloudEventData<SubscriptionEvent> deserializedCloudEvent =
+ CloudEventUtils.mapData(cloudEvent,
+ PojoCloudEventDataMapper.from(objectMapper, SubscriptionEvent.class));
+ if (deserializedCloudEvent == null) {
+ log.debug("No data found in the consumed subscription response event");
+ return null;
+ } else {
+ final SubscriptionEvent subscriptionEvent = deserializedCloudEvent.getValue();
+ log.debug("Consuming subscription response event {}", subscriptionEvent);
+ return subscriptionEvent;
+ }
+ }
+
+ /**
+ * Maps SubscriptionEventResponse to a CloudEvent.
+ *
+ * @param subscriptionEventResponse object.
+ * @param subscriptionType String of subscription type.
+ * @param dmiName String of dmiName.
+ * @return CloudEvent built.
+ */
+ public static CloudEvent toCloudEvent(
+ final org.onap.cps.ncmp.events.avcsubscription1_0_0.dmi_to_ncmp.SubscriptionEventResponse
+ subscriptionEventResponse,
+ final String subscriptionType,
+ final String dmiName) {
+ try {
+ return CloudEventBuilder.v1().withId(UUID.randomUUID().toString())
+ .withSource(URI.create(dmiName))
+ .withType(subscriptionType)
+ .withDataSchema(URI.create("urn:cps:" + SubscriptionEventResponse.class.getName() + ":1.0.0"))
+ .withExtension("correlationid", subscriptionEventResponse.getData().getClientId() + ":"
+ + subscriptionEventResponse.getData().getSubscriptionName())
+ .withData(objectMapper.writeValueAsBytes(subscriptionEventResponse))
+ .build();
+ } catch (final Exception ex) {
+ throw new CloudEventConstructionException("The Cloud Event could not be constructed", "Invalid object to "
+ + "serialize or required headers is missing", ex);
+ }
+ }
+
+
+}
diff --git a/src/main/java/org/onap/cps/ncmp/dmi/service/model/SubscriptionEventResponseStatus.java b/src/main/java/org/onap/cps/ncmp/dmi/service/model/SubscriptionEventResponseStatus.java
deleted file mode 100644
index 8987ddae..00000000
--- a/src/main/java/org/onap/cps/ncmp/dmi/service/model/SubscriptionEventResponseStatus.java
+++ /dev/null
@@ -1,27 +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.dmi.service.model;
-
-public enum SubscriptionEventResponseStatus {
- ACCEPTED,
- REJECTED,
- PENDING
-}