Handle participant register,deregister,update messages

Send ParticipantRegister, ParticipantDeregister and ParticipantUpdateAck
from participant to controlloop runtime
Receive ParticipantRegisterAck, ParticipantDeregisterAck and
ParticipantUpdate messages from controlloop runtime

Issue-ID: POLICY-3414
Signed-off-by: Sirisha_Manchikanti <sirisha.manchikanti@est.tech>
Change-Id: Ifb3c4fa64bdd2d50ec2302b35f342847f4994c5d

5 files changed, 192 insertions, 7 deletions

diff --git a/participant/participant-impl/participant-impl-policy/src/main/resources/config/application.yaml b/participant/participant-impl/participant-impl-policy/src/main/resources/config/application.yaml
index 7bf4f623a..d4c7d7561 100644
--- a/participant/participant-impl/participant-impl-policy/src/main/resources/config/application.yaml
+++ b/participant/participant-impl/participant-impl-policy/src/main/resources/config/application.yaml
@@ -27,7 +27,3 @@ participant:
         topic: POLICY-CLRUNTIME-PARTICIPANT
         servers[0]: ${topicServer:message-router}
         topicCommInfrastructure: dmaap
-      topicSinks[1]:
-        topic: POLICY-NOTIFICATION
-        servers[0]: ${topicServer:message-router}
-        topicCommInfrastructure: dmaap
diff --git a/participant/participant-impl/participant-impl-policy/src/test/java/org/onap/policy/clamp/controlloop/participant/policy/endtoend/ParticipantMessagesTest.java b/participant/participant-impl/participant-impl-policy/src/test/java/org/onap/policy/clamp/controlloop/participant/policy/endtoend/ParticipantMessagesTest.java
new file mode 100644
index 000000000..4b4558b89
--- /dev/null
+++ b/participant/participant-impl/participant-impl-policy/src/test/java/org/onap/policy/clamp/controlloop/participant/policy/endtoend/ParticipantMessagesTest.java
@@ -0,0 +1,149 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2021 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.policy.clamp.controlloop.participant.policy.endtoend;
+
+import java.time.Instant;
+import java.util.Collections;
+import java.util.UUID;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.Mockito;
+import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantDeregister;
+import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantDeregisterAck;
+import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantRegister;
+import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantRegisterAck;
+import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantUpdate;
+import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantUpdateAck;
+import org.onap.policy.clamp.controlloop.participant.intermediary.comm.ParticipantDeregisterAckListener;
+import org.onap.policy.clamp.controlloop.participant.intermediary.comm.ParticipantMessagePublisher;
+import org.onap.policy.clamp.controlloop.participant.intermediary.comm.ParticipantRegisterAckListener;
+import org.onap.policy.clamp.controlloop.participant.intermediary.comm.ParticipantUpdateListener;
+import org.onap.policy.clamp.controlloop.participant.intermediary.handler.ParticipantHandler;
+import org.onap.policy.clamp.controlloop.participant.policy.main.utils.TestListenerUtils;
+import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
+import org.onap.policy.common.endpoints.event.comm.TopicSink;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
+import org.springframework.test.context.TestPropertySource;
+import org.springframework.test.context.junit.jupiter.SpringExtension;
+
+@ExtendWith(SpringExtension.class)
+@SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
+@TestPropertySource(locations = {"classpath:application_test.properties"})
+class ParticipantMessagesTest {
+
+    private static final Object lockit = new Object();
+    private static final CommInfrastructure INFRA = CommInfrastructure.NOOP;
+    private static final String TOPIC = "my-topic";
+
+    @Autowired
+    private ParticipantHandler participantHandler;
+
+    @Test
+    void testSendParticipantRegisterMessage() throws Exception {
+        final ParticipantRegister participantRegisterMsg = new ParticipantRegister();
+        participantRegisterMsg.setParticipantId(getParticipantId());
+        participantRegisterMsg.setTimestamp(Instant.now());
+        participantRegisterMsg.setParticipantType(getParticipantType());
+
+        synchronized (lockit) {
+            ParticipantMessagePublisher participantMessagePublisher =
+                    new ParticipantMessagePublisher(Collections.singletonList(Mockito.mock(TopicSink.class)));
+            participantMessagePublisher.sendParticipantRegister(participantRegisterMsg);
+        }
+    }
+
+    @Test
+    void testReceiveParticipantRegisterAckMessage() throws Exception {
+        final ParticipantRegisterAck participantRegisterAckMsg = new ParticipantRegisterAck();
+        participantRegisterAckMsg.setMessage("ParticipantRegisterAck message");
+        participantRegisterAckMsg.setResponseTo(UUID.randomUUID());
+        participantRegisterAckMsg.setResult(true);
+
+        synchronized (lockit) {
+            ParticipantRegisterAckListener participantRegisterAckListener =
+                new ParticipantRegisterAckListener(participantHandler);
+            participantRegisterAckListener.onTopicEvent(INFRA, TOPIC, null, participantRegisterAckMsg);
+        }
+    }
+
+    @Test
+    void testSendParticipantDeregisterMessage() throws Exception {
+        final ParticipantDeregister participantDeregisterMsg = new ParticipantDeregister();
+        participantDeregisterMsg.setParticipantId(getParticipantId());
+        participantDeregisterMsg.setTimestamp(Instant.now());
+        participantDeregisterMsg.setParticipantType(getParticipantType());
+
+        synchronized (lockit) {
+            ParticipantMessagePublisher participantMessagePublisher =
+                    new ParticipantMessagePublisher(Collections.singletonList(Mockito.mock(TopicSink.class)));
+            participantMessagePublisher.sendParticipantDeregister(participantDeregisterMsg);
+        }
+    }
+
+    @Test
+    void testReceiveParticipantDeregisterAckMessage() throws Exception {
+        final ParticipantDeregisterAck participantDeregisterAckMsg = new ParticipantDeregisterAck();
+        participantDeregisterAckMsg.setMessage("ParticipantDeregisterAck message");
+        participantDeregisterAckMsg.setResponseTo(UUID.randomUUID());
+        participantDeregisterAckMsg.setResult(true);
+
+        synchronized (lockit) {
+            ParticipantDeregisterAckListener participantDeregisterAckListener =
+                    new ParticipantDeregisterAckListener(participantHandler);
+            participantDeregisterAckListener.onTopicEvent(INFRA, TOPIC, null, participantDeregisterAckMsg);
+        }
+    }
+
+    @Test
+    void testReceiveParticipantUpdateMessage() throws Exception {
+        ParticipantUpdate participantUpdateMsg = TestListenerUtils.createParticipantUpdateMsg();
+
+        synchronized (lockit) {
+            ParticipantUpdateListener participantUpdateListener = new ParticipantUpdateListener(participantHandler);
+            participantUpdateListener.onTopicEvent(INFRA, TOPIC, null, participantUpdateMsg);
+        }
+    }
+
+    @Test
+    void testSendParticipantUpdateAckMessage() throws Exception {
+        final ParticipantUpdateAck participantUpdateAckMsg = new ParticipantUpdateAck();
+        participantUpdateAckMsg.setMessage("ParticipantUpdateAck message");
+        participantUpdateAckMsg.setResponseTo(UUID.randomUUID());
+        participantUpdateAckMsg.setResult(true);
+
+        synchronized (lockit) {
+            ParticipantMessagePublisher participantMessagePublisher =
+                    new ParticipantMessagePublisher(Collections.singletonList(Mockito.mock(TopicSink.class)));
+            participantMessagePublisher.sendParticipantUpdateAck(participantUpdateAckMsg);
+        }
+    }
+
+    private ToscaConceptIdentifier getParticipantId() {
+        return new ToscaConceptIdentifier("org.onap.PM_Policy", "1.0.0");
+    }
+
+    private ToscaConceptIdentifier getParticipantType() {
+        return new ToscaConceptIdentifier("org.onap.policy.controlloop.PolicyControlLoopParticipant", "2.3.1");
+    }
+}
diff --git a/participant/participant-impl/participant-impl-policy/src/test/java/org/onap/policy/clamp/controlloop/participant/policy/endtoend/ParticipantPolicyTest.java b/participant/participant-impl/participant-impl-policy/src/test/java/org/onap/policy/clamp/controlloop/participant/policy/endtoend/ParticipantPolicyTest.java
index 6b8323971..45674f4c8 100644
--- a/participant/participant-impl/participant-impl-policy/src/test/java/org/onap/policy/clamp/controlloop/participant/policy/endtoend/ParticipantPolicyTest.java
+++ b/participant/participant-impl/participant-impl-policy/src/test/java/org/onap/policy/clamp/controlloop/participant/policy/endtoend/ParticipantPolicyTest.java
@@ -28,8 +28,10 @@ import org.junit.jupiter.api.extension.ExtendWith;
 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoopOrderedState;
 import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantControlLoopStateChange;
 import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantControlLoopUpdate;
+import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantUpdate;
 import org.onap.policy.clamp.controlloop.participant.intermediary.comm.ControlLoopStateChangeListener;
 import org.onap.policy.clamp.controlloop.participant.intermediary.comm.ControlLoopUpdateListener;
+import org.onap.policy.clamp.controlloop.participant.intermediary.comm.ParticipantUpdateListener;
 import org.onap.policy.clamp.controlloop.participant.intermediary.handler.ParticipantHandler;
 import org.onap.policy.clamp.controlloop.participant.policy.main.utils.TestListenerUtils;
 import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
diff --git a/participant/participant-impl/participant-impl-policy/src/test/java/org/onap/policy/clamp/controlloop/participant/policy/main/utils/TestListenerUtils.java b/participant/participant-impl/participant-impl-policy/src/test/java/org/onap/policy/clamp/controlloop/participant/policy/main/utils/TestListenerUtils.java
index 794b9ff69..d439c9daf 100644
--- a/participant/participant-impl/participant-impl-policy/src/test/java/org/onap/policy/clamp/controlloop/participant/policy/main/utils/TestListenerUtils.java
+++ b/participant/participant-impl/participant-impl-policy/src/test/java/org/onap/policy/clamp/controlloop/participant/policy/main/utils/TestListenerUtils.java
@@ -31,6 +31,7 @@ import java.util.Set;
 import java.util.UUID;
 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoop;
 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoopElement;
+import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoopElementDefinition;
 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoopOrderedState;
 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoopState;
 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ParticipantState;
@@ -38,6 +39,7 @@ import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.Parti
 import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantControlLoopUpdate;
 import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantHealthCheck;
 import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantStateChange;
+import org.onap.policy.clamp.controlloop.models.messages.dmaap.participant.ParticipantUpdate;
 import org.onap.policy.clamp.controlloop.participant.policy.main.parameters.CommonTestData;
 import org.onap.policy.common.utils.coder.Coder;
 import org.onap.policy.common.utils.coder.CoderException;
@@ -193,6 +195,45 @@ public class TestListenerUtils {
     }
 
     /**
+     * Method to create participantUpdateMsg.
+     *
+     * @return ParticipantUpdate message
+     */
+    public static ParticipantUpdate createParticipantUpdateMsg() {
+        final ParticipantUpdate participantUpdateMsg = new ParticipantUpdate();
+        ToscaConceptIdentifier participantId = new ToscaConceptIdentifier("org.onap.PM_Policy", "1.0.0");
+        ToscaConceptIdentifier participantType = new ToscaConceptIdentifier(
+                        "org.onap.policy.controlloop.PolicyControlLoopParticipant", "2.3.1");
+
+        participantUpdateMsg.setParticipantId(participantId);
+        participantUpdateMsg.setTimestamp(Instant.now());
+        participantUpdateMsg.setParticipantType(participantType);
+        participantUpdateMsg.setTimestamp(Instant.ofEpochMilli(3000));
+        participantUpdateMsg.setMessageId(UUID.randomUUID());
+
+        ToscaServiceTemplate toscaServiceTemplate = new ToscaServiceTemplate();
+        toscaServiceTemplate.setName("serviceTemplate");
+        toscaServiceTemplate.setDerivedFrom("parentServiceTemplate");
+        toscaServiceTemplate.setDescription("Description of serviceTemplate");
+        toscaServiceTemplate.setVersion("1.2.3");
+
+        ControlLoopElementDefinition clDefinition = new ControlLoopElementDefinition();
+        clDefinition.setId(UUID.randomUUID());
+        clDefinition.setControlLoopElementToscaServiceTemplate(toscaServiceTemplate);
+        Map<String, String> commonPropertiesMap = Map.of("Prop1", "PropValue");
+        clDefinition.setCommonPropertiesMap(commonPropertiesMap);
+
+        Map<UUID, ControlLoopElementDefinition> controlLoopElementDefinitionMap =
+            Map.of(UUID.randomUUID(), clDefinition);
+
+        Map<ToscaConceptIdentifier, Map<UUID, ControlLoopElementDefinition>>
+            participantDefinitionUpdateMap = Map.of(participantId, controlLoopElementDefinitionMap);
+        participantUpdateMsg.setParticipantDefinitionUpdateMap(participantDefinitionUpdateMap);
+
+        return participantUpdateMsg;
+    }
+
+    /**
      * Method to create ParticipantHealthCheck message.
      *
      * @return ParticipantHealthCheck message
diff --git a/participant/participant-impl/participant-impl-policy/src/test/resources/application_test.properties b/participant/participant-impl/participant-impl-policy/src/test/resources/application_test.properties
index 2f260825b..70d52b413 100644
--- a/participant/participant-impl/participant-impl-policy/src/test/resources/application_test.properties
+++ b/participant/participant-impl/participant-impl-policy/src/test/resources/application_test.properties
@@ -22,6 +22,3 @@ participant.intermediaryParameters.clampControlLoopTopics.topicSources[0].fetchT
 participant.intermediaryParameters.clampControlLoopTopics.topicSinks[0].topic=POLICY-CLRUNTIME-PARTICIPANT
 participant.intermediaryParameters.clampControlLoopTopics.topicSinks[0].servers[0]=localhost
 participant.intermediaryParameters.clampControlLoopTopics.topicSinks[0].topicCommInfrastructure=dmaap
-participant.intermediaryParameters.clampControlLoopTopics.topicSinks[1].topic=POLICY-NOTIFICATION
-participant.intermediaryParameters.clampControlLoopTopics.topicSinks[1].servers[0]=localhost
-participant.intermediaryParameters.clampControlLoopTopics.topicSinks[1].topicCommInfrastructure=dmaap