Verify participant Simulator and messages

Add missing ControlLoopElementHandler in participant Simulator
and fix some message issues.

Issue-ID: POLICY-3628
Change-Id: I9f058c19aa18e070bac6ccaf98fdf7600d66d71e
Signed-off-by: FrancescoFioraEst <francesco.fiora@est.tech>

3 files changed, 128 insertions, 1 deletions

diff --git a/participant/participant-impl/participant-impl-simulator/src/main/java/org/onap/policy/clamp/controlloop/participant/simulator/config/ParticipantConfig.java b/participant/participant-impl/participant-impl-simulator/src/main/java/org/onap/policy/clamp/controlloop/participant/simulator/config/ParticipantConfig.java
index c890ec247..d28ddf9dc 100644
--- a/participant/participant-impl/participant-impl-simulator/src/main/java/org/onap/policy/clamp/controlloop/participant/simulator/config/ParticipantConfig.java
+++ b/participant/participant-impl/participant-impl-simulator/src/main/java/org/onap/policy/clamp/controlloop/participant/simulator/config/ParticipantConfig.java
@@ -20,7 +20,10 @@
 
 package org.onap.policy.clamp.controlloop.participant.simulator.config;
 
+import org.onap.policy.clamp.controlloop.participant.intermediary.api.ParticipantIntermediaryApi;
+import org.onap.policy.clamp.controlloop.participant.simulator.main.handler.ControlLoopElementHandler;
 import org.onap.policy.clamp.controlloop.participant.simulator.main.rest.RequestResponseLoggingFilter;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.web.servlet.FilterRegistrationBean;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -42,4 +45,17 @@ public class ParticipantConfig {
 
         return registrationBean;
     }
+
+    /**
+     * Register ControlLoopElementListener.
+     *
+     * @param intermediaryApi the ParticipantIntermediaryApi
+     * @param clElementHandler the ControlLoop Element Handler
+     */
+    @Autowired
+    public void registerControlLoopElementListener(ParticipantIntermediaryApi intermediaryApi,
+            ControlLoopElementHandler clElementHandler) {
+        intermediaryApi.registerControlLoopElementListener(clElementHandler);
+        clElementHandler.setIntermediaryApi(intermediaryApi);
+    }
 }
diff --git a/participant/participant-impl/participant-impl-simulator/src/main/java/org/onap/policy/clamp/controlloop/participant/simulator/main/handler/ControlLoopElementHandler.java b/participant/participant-impl/participant-impl-simulator/src/main/java/org/onap/policy/clamp/controlloop/participant/simulator/main/handler/ControlLoopElementHandler.java
new file mode 100644
index 000000000..fd46faf97
--- /dev/null
+++ b/participant/participant-impl/participant-impl-simulator/src/main/java/org/onap/policy/clamp/controlloop/participant/simulator/main/handler/ControlLoopElementHandler.java
@@ -0,0 +1,111 @@
+/*-
+ * ============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.simulator.main.handler;
+
+import java.time.Instant;
+import java.util.UUID;
+import lombok.Setter;
+import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ClElementStatistics;
+import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoopElement;
+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.messages.dmaap.participant.ParticipantMessageType;
+import org.onap.policy.clamp.controlloop.participant.intermediary.api.ControlLoopElementListener;
+import org.onap.policy.clamp.controlloop.participant.intermediary.api.ParticipantIntermediaryApi;
+import org.onap.policy.models.base.PfModelException;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+/**
+ * This class handles implementation of controlLoopElement updates.
+ */
+@Component
+public class ControlLoopElementHandler implements ControlLoopElementListener {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(ControlLoopElementHandler.class);
+
+    @Setter
+    private ParticipantIntermediaryApi intermediaryApi;
+
+    /**
+     * Callback method to handle a control loop element state change.
+     *
+     * @param controlLoopElementId the ID of the control loop element
+     * @param currentState the current state of the control loop element
+     * @param newState the state to which the control loop element is changing to
+     * @throws PfModelException in case of an exception
+     */
+    @Override
+    public void controlLoopElementStateChange(ToscaConceptIdentifier controlLoopId,
+                UUID controlLoopElementId, ControlLoopState currentState,
+            ControlLoopOrderedState newState) throws PfModelException {
+        switch (newState) {
+            case UNINITIALISED:
+                intermediaryApi.updateControlLoopElementState(controlLoopId,
+                        controlLoopElementId, newState, ControlLoopState.UNINITIALISED,
+                        ParticipantMessageType.CONTROL_LOOP_STATE_CHANGE);
+                break;
+            case PASSIVE:
+                intermediaryApi.updateControlLoopElementState(controlLoopId,
+                    controlLoopElementId, newState, ControlLoopState.PASSIVE,
+                    ParticipantMessageType.CONTROL_LOOP_STATE_CHANGE);
+                break;
+            case RUNNING:
+                intermediaryApi.updateControlLoopElementState(controlLoopId,
+                    controlLoopElementId, newState, ControlLoopState.RUNNING,
+                    ParticipantMessageType.CONTROL_LOOP_STATE_CHANGE);
+                break;
+            default:
+                LOGGER.debug("Unknown orderedstate {}", newState);
+                break;
+        }
+    }
+
+    /**
+     * Callback method to handle an update on a control loop element.
+     *
+     * @param element the information on the control loop element
+     * @param clElementDefinition toscaNodeTemplate
+     * @throws PfModelException in case of an exception
+     */
+    @Override
+    public void controlLoopElementUpdate(ToscaConceptIdentifier controlLoopId, ControlLoopElement element,
+                ToscaNodeTemplate clElementDefinition)
+            throws PfModelException {
+        intermediaryApi.updateControlLoopElementState(controlLoopId, element.getId(), element.getOrderedState(),
+                ControlLoopState.PASSIVE, ParticipantMessageType.CONTROL_LOOP_UPDATE);
+    }
+
+    @Override
+    public void handleStatistics(UUID controlLoopElementId) throws PfModelException {
+        var clElement = intermediaryApi.getControlLoopElement(controlLoopElementId);
+        if (clElement != null) {
+            var clElementStatistics = new ClElementStatistics();
+            clElementStatistics.setControlLoopState(clElement.getState());
+            clElementStatistics.setTimeStamp(Instant.now());
+            intermediaryApi.updateControlLoopElementStatistics(controlLoopElementId, clElementStatistics);
+        }
+    }
+
+}
diff --git a/participant/participant-impl/participant-impl-simulator/src/main/resources/config/application.yaml b/participant/participant-impl/participant-impl-simulator/src/main/resources/config/application.yaml
index c26749b4d..320b53805 100644
--- a/participant/participant-impl/participant-impl-simulator/src/main/resources/config/application.yaml
+++ b/participant/participant-impl/participant-impl-simulator/src/main/resources/config/application.yaml
@@ -13,7 +13,7 @@ server:
 
 participant:
   intermediaryParameters:
-    reportingTimeIntervalMs: 120000
+    reportingTimeIntervalMs: 60000
     description: Participant Description
     participantId:
       name: org.onap.PM_CDS_Blueprint