Convert Control Loop components to Spring and Supervision refactor

Issue-ID: POLICY-3463
Change-Id: Icc5b2ea576dbbe4cf954b51b8074f91884e93f56
Signed-off-by: FrancescoFioraEst <francesco.fiora@est.tech>

8 files changed, 554 insertions, 441 deletions

diff --git a/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/commissioning/CommissioningProviderTest.java b/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/commissioning/CommissioningProviderTest.java
index fdddcf996..440380781 100644
--- a/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/commissioning/CommissioningProviderTest.java
+++ b/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/commissioning/CommissioningProviderTest.java
@@ -26,13 +26,17 @@ import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import java.util.ArrayList;
 import java.util.List;
+import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.Test;
+import org.onap.policy.clamp.controlloop.models.controlloop.persistence.provider.ControlLoopProvider;
 import org.onap.policy.clamp.controlloop.runtime.main.parameters.ClRuntimeParameterGroup;
+import org.onap.policy.clamp.controlloop.runtime.util.CommonTestData;
 import org.onap.policy.common.utils.coder.Coder;
 import org.onap.policy.common.utils.coder.CoderException;
 import org.onap.policy.common.utils.coder.StandardCoder;
 import org.onap.policy.common.utils.coder.YamlJsonTranslator;
 import org.onap.policy.common.utils.resources.ResourceUtils;
+import org.onap.policy.models.provider.PolicyModelsProvider;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeType;
@@ -47,6 +51,9 @@ class CommissioningProviderTest {
     private static int dbNum = 0;
     private static final Object lockit = new Object();
 
+    private PolicyModelsProvider modelsProvider = null;
+    private ControlLoopProvider clProvider = null;
+
     private static String getParameterGroupAsString() {
         dbNum++;
         return ResourceUtils.getResourceAsString("src/test/resources/parameters/TestParameters.json")
@@ -64,6 +71,16 @@ class CommissioningProviderTest {
         }
     }
 
+    @AfterEach
+    void close() throws Exception {
+        if (modelsProvider != null) {
+            modelsProvider.close();
+        }
+        if (clProvider != null) {
+            clProvider.close();
+        }
+    }
+
     /**
      * Test the fetching of control loop definitions (ToscaServiceTemplates).
      *
@@ -71,33 +88,34 @@ class CommissioningProviderTest {
      */
     @Test
     void testGetControlLoopDefinitions() throws Exception {
-        List<ToscaNodeTemplate> listOfTemplates;
         ClRuntimeParameterGroup clRuntimeParameterGroup = getClRuntimeParameterGroup();
+        modelsProvider =
+                CommonTestData.getPolicyModelsProvider(clRuntimeParameterGroup.getDatabaseProviderParameters());
+        clProvider = new ControlLoopProvider(clRuntimeParameterGroup.getDatabaseProviderParameters());
+
+        CommissioningProvider provider = new CommissioningProvider(modelsProvider, clProvider);
+        ToscaServiceTemplate serviceTemplate = yamlTranslator
+                .fromYaml(ResourceUtils.getResourceAsString(TOSCA_SERVICE_TEMPLATE_YAML), ToscaServiceTemplate.class);
+
+        List<ToscaNodeTemplate> listOfTemplates = provider.getControlLoopDefinitions(null, null);
+        assertThat(listOfTemplates).isEmpty();
+
+        provider.createControlLoopDefinitions(serviceTemplate);
+        listOfTemplates = provider.getControlLoopDefinitions(null, null);
+        assertThat(listOfTemplates).hasSize(2);
+
+        // Test Filtering
+        listOfTemplates = provider.getControlLoopDefinitions("org.onap.domain.pmsh.PMSHControlLoopDefinition", "1.2.3");
+        assertThat(listOfTemplates).hasSize(1);
+        for (ToscaNodeTemplate template : listOfTemplates) {
+            // Other CL elements contain PMSD instead of PMSH in their name
+            assertThat(template.getName()).doesNotContain("PMSD");
+        }
 
-        try (var provider = new CommissioningProvider(clRuntimeParameterGroup)) {
-            ToscaServiceTemplate serviceTemplate = yamlTranslator.fromYaml(
-                    ResourceUtils.getResourceAsString(TOSCA_SERVICE_TEMPLATE_YAML), ToscaServiceTemplate.class);
-
-            listOfTemplates = provider.getControlLoopDefinitions(null, null);
-            assertThat(listOfTemplates).isEmpty();
-
-            provider.createControlLoopDefinitions(serviceTemplate);
-            listOfTemplates = provider.getControlLoopDefinitions(null, null);
-            assertThat(listOfTemplates).hasSize(2);
-
-            // Test Filtering
-            listOfTemplates =
-                    provider.getControlLoopDefinitions("org.onap.domain.pmsh.PMSHControlLoopDefinition", "1.2.3");
-            assertThat(listOfTemplates).hasSize(1);
-            for (ToscaNodeTemplate template : listOfTemplates) {
-                // Other CL elements contain PMSD instead of PMSH in their name
-                assertThat(template.getName()).doesNotContain("PMSD");
-            }
+        // Test Wrong Name
+        listOfTemplates = provider.getControlLoopDefinitions("WrongControlLoopName", "0.0.0");
+        assertThat(listOfTemplates).isEmpty();
 
-            // Test Wrong Name
-            listOfTemplates = provider.getControlLoopDefinitions("WrongControlLoopName", "0.0.0");
-            assertThat(listOfTemplates).isEmpty();
-        }
     }
 
     /**
@@ -107,25 +125,26 @@ class CommissioningProviderTest {
      */
     @Test
     void testCreateControlLoopDefinitions() throws Exception {
-        List<ToscaNodeTemplate> listOfTemplates;
         ClRuntimeParameterGroup clRuntimeParameterGroup = getClRuntimeParameterGroup();
-
-        try (var provider = new CommissioningProvider(clRuntimeParameterGroup)) {
-            // Test Service template is null
-            assertThatThrownBy(() -> provider.createControlLoopDefinitions(null)).hasMessageMatching(TEMPLATE_IS_NULL);
-            listOfTemplates = provider.getControlLoopDefinitions(null, null);
-            assertThat(listOfTemplates).isEmpty();
-
-            ToscaServiceTemplate serviceTemplate = yamlTranslator.fromYaml(
-                    ResourceUtils.getResourceAsString(TOSCA_SERVICE_TEMPLATE_YAML), ToscaServiceTemplate.class);
-
-            // Response should return the number of node templates present in the service template
-            List<ToscaConceptIdentifier> affectedDefinitions =
-                    provider.createControlLoopDefinitions(serviceTemplate).getAffectedControlLoopDefinitions();
-            assertThat(affectedDefinitions).hasSize(13);
-            listOfTemplates = provider.getControlLoopDefinitions(null, null);
-            assertThat(listOfTemplates).hasSize(2);
-        }
+        modelsProvider =
+                CommonTestData.getPolicyModelsProvider(clRuntimeParameterGroup.getDatabaseProviderParameters());
+        clProvider = new ControlLoopProvider(clRuntimeParameterGroup.getDatabaseProviderParameters());
+
+        CommissioningProvider provider = new CommissioningProvider(modelsProvider, clProvider);
+        // Test Service template is null
+        assertThatThrownBy(() -> provider.createControlLoopDefinitions(null)).hasMessageMatching(TEMPLATE_IS_NULL);
+        List<ToscaNodeTemplate> listOfTemplates = provider.getControlLoopDefinitions(null, null);
+        assertThat(listOfTemplates).isEmpty();
+
+        ToscaServiceTemplate serviceTemplate = yamlTranslator
+                .fromYaml(ResourceUtils.getResourceAsString(TOSCA_SERVICE_TEMPLATE_YAML), ToscaServiceTemplate.class);
+
+        // Response should return the number of node templates present in the service template
+        List<ToscaConceptIdentifier> affectedDefinitions =
+                provider.createControlLoopDefinitions(serviceTemplate).getAffectedControlLoopDefinitions();
+        assertThat(affectedDefinitions).hasSize(13);
+        listOfTemplates = provider.getControlLoopDefinitions(null, null);
+        assertThat(listOfTemplates).hasSize(2);
     }
 
     /**
@@ -135,24 +154,25 @@ class CommissioningProviderTest {
      */
     @Test
     void testDeleteControlLoopDefinitions() throws Exception {
-        List<ToscaNodeTemplate> listOfTemplates;
         ClRuntimeParameterGroup clRuntimeParameterGroup = getClRuntimeParameterGroup();
+        modelsProvider =
+                CommonTestData.getPolicyModelsProvider(clRuntimeParameterGroup.getDatabaseProviderParameters());
+        clProvider = new ControlLoopProvider(clRuntimeParameterGroup.getDatabaseProviderParameters());
 
-        try (var provider = new CommissioningProvider(clRuntimeParameterGroup)) {
-            ToscaServiceTemplate serviceTemplate = yamlTranslator.fromYaml(
-                    ResourceUtils.getResourceAsString(TOSCA_SERVICE_TEMPLATE_YAML), ToscaServiceTemplate.class);
+        CommissioningProvider provider = new CommissioningProvider(modelsProvider, clProvider);
+        ToscaServiceTemplate serviceTemplate = yamlTranslator
+                .fromYaml(ResourceUtils.getResourceAsString(TOSCA_SERVICE_TEMPLATE_YAML), ToscaServiceTemplate.class);
 
-            listOfTemplates = provider.getControlLoopDefinitions(null, null);
-            assertThat(listOfTemplates).isEmpty();
+        List<ToscaNodeTemplate> listOfTemplates = provider.getControlLoopDefinitions(null, null);
+        assertThat(listOfTemplates).isEmpty();
 
-            provider.createControlLoopDefinitions(serviceTemplate);
-            listOfTemplates = provider.getControlLoopDefinitions(null, null);
-            assertThat(listOfTemplates).hasSize(2);
+        provider.createControlLoopDefinitions(serviceTemplate);
+        listOfTemplates = provider.getControlLoopDefinitions(null, null);
+        assertThat(listOfTemplates).hasSize(2);
 
-            provider.deleteControlLoopDefinition(serviceTemplate.getName(), serviceTemplate.getVersion());
-            listOfTemplates = provider.getControlLoopDefinitions(null, null);
-            assertThat(listOfTemplates).isEmpty();
-        }
+        provider.deleteControlLoopDefinition(serviceTemplate.getName(), serviceTemplate.getVersion());
+        listOfTemplates = provider.getControlLoopDefinitions(null, null);
+        assertThat(listOfTemplates).isEmpty();
     }
 
     /**
@@ -163,26 +183,29 @@ class CommissioningProviderTest {
     @Test
     void testGetControlLoopElementDefinitions() throws Exception {
         ClRuntimeParameterGroup clRuntimeParameterGroup = getClRuntimeParameterGroup();
-        try (var provider = new CommissioningProvider(clRuntimeParameterGroup)) {
-            ToscaServiceTemplate serviceTemplate = yamlTranslator.fromYaml(
-                    ResourceUtils.getResourceAsString(TOSCA_SERVICE_TEMPLATE_YAML), ToscaServiceTemplate.class);
+        modelsProvider =
+                CommonTestData.getPolicyModelsProvider(clRuntimeParameterGroup.getDatabaseProviderParameters());
+        clProvider = new ControlLoopProvider(clRuntimeParameterGroup.getDatabaseProviderParameters());
 
-            provider.getControlLoopDefinitions(null, null);
+        CommissioningProvider provider = new CommissioningProvider(modelsProvider, clProvider);
+        ToscaServiceTemplate serviceTemplate = yamlTranslator
+                .fromYaml(ResourceUtils.getResourceAsString(TOSCA_SERVICE_TEMPLATE_YAML), ToscaServiceTemplate.class);
 
-            provider.createControlLoopDefinitions(serviceTemplate);
-            List<ToscaNodeTemplate> controlLoopDefinitionList =
-                    provider.getControlLoopDefinitions("org.onap.domain.pmsh.PMSHControlLoopDefinition", "1.2.3");
+        provider.getControlLoopDefinitions(null, null);
 
-            List<ToscaNodeTemplate> controlLoopElementNodeTemplates =
-                    provider.getControlLoopElementDefinitions(controlLoopDefinitionList.get(0));
+        provider.createControlLoopDefinitions(serviceTemplate);
+        List<ToscaNodeTemplate> controlLoopDefinitionList =
+                provider.getControlLoopDefinitions("org.onap.domain.pmsh.PMSHControlLoopDefinition", "1.2.3");
 
-            // 4 PMSH control loop elements definitions.
-            assertThat(controlLoopElementNodeTemplates).hasSize(4);
+        List<ToscaNodeTemplate> controlLoopElementNodeTemplates =
+                provider.getControlLoopElementDefinitions(controlLoopDefinitionList.get(0));
 
-            List<ToscaNodeType> derivedTypes = getDerivedNodeTypes(serviceTemplate);
-            for (ToscaNodeTemplate template : controlLoopElementNodeTemplates) {
-                assertTrue(checkNodeType(template, derivedTypes));
-            }
+        // 4 PMSH control loop elements definitions.
+        assertThat(controlLoopElementNodeTemplates).hasSize(4);
+
+        List<ToscaNodeType> derivedTypes = getDerivedNodeTypes(serviceTemplate);
+        for (ToscaNodeTemplate template : controlLoopElementNodeTemplates) {
+            assertTrue(checkNodeType(template, derivedTypes));
         }
     }
 
diff --git a/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/config/messaging/MessageDispatcherActivatorTest.java b/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/config/messaging/MessageDispatcherActivatorTest.java
new file mode 100644
index 000000000..2b4abaa3b
--- /dev/null
+++ b/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/config/messaging/MessageDispatcherActivatorTest.java
@@ -0,0 +1,100 @@
+/*-
+ * ============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.runtime.config.messaging;
+
+import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyList;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import org.junit.jupiter.api.Test;
+import org.onap.policy.clamp.controlloop.runtime.main.parameters.ClRuntimeParameterGroup;
+import org.onap.policy.clamp.controlloop.runtime.main.parameters.ClRuntimeParameterHandler;
+import org.onap.policy.clamp.controlloop.runtime.supervision.comm.ParticipantStatusListener;
+import org.onap.policy.common.utils.coder.Coder;
+import org.onap.policy.common.utils.coder.StandardCoder;
+import org.onap.policy.common.utils.coder.StandardCoderObject;
+
+/**
+ * Class to perform unit test of {@link MessageDispatcherActivator}}.
+ *
+ */
+class MessageDispatcherActivatorTest {
+
+    private static final Coder CODER = new StandardCoder();
+
+    private static final String TOPIC_FIRST = "TOPIC1";
+    private static final String TOPIC_SECOND = "TOPIC2";
+
+    @Test
+    void testStartAndStop() throws Exception {
+        final String path = "src/test/resources/parameters/TestParameters.json";
+        ClRuntimeParameterGroup parameterGroup = new ClRuntimeParameterHandler().getParameters(path);
+
+        var publisherFirst = spy(mock(Publisher.class));
+        var publisherSecond = spy(mock(Publisher.class));
+        var publishers = new Publisher[] {publisherFirst, publisherSecond};
+
+        var listenerFirst = spy(mock(ParticipantStatusListener.class));
+        when(listenerFirst.getType()).thenReturn(TOPIC_FIRST);
+        when(listenerFirst.getScoListener()).thenReturn(listenerFirst);
+
+        var listenerSecond = spy(mock(ParticipantStatusListener.class));
+        when(listenerSecond.getType()).thenReturn(TOPIC_SECOND);
+        when(listenerSecond.getScoListener()).thenReturn(listenerSecond);
+
+        var listeners = new Listener[] {listenerFirst, listenerSecond};
+
+        try (var activator = new MessageDispatcherActivator(parameterGroup, publishers, listeners)) {
+
+            assertFalse(activator.isAlive());
+            activator.start();
+            assertTrue(activator.isAlive());
+
+            // repeat start - should throw an exception
+            assertThatIllegalStateException().isThrownBy(() -> activator.start());
+            assertTrue(activator.isAlive());
+            verify(publisherFirst, times(1)).active(anyList());
+            verify(publisherSecond, times(1)).active(anyList());
+
+            StandardCoderObject sco = CODER.decode("{messageType:" + TOPIC_FIRST + "}", StandardCoderObject.class);
+            activator.getMsgDispatcher().onTopicEvent(null, "msg", sco);
+            verify(listenerFirst, times(1)).onTopicEvent(any(), any(), any());
+
+            sco = CODER.decode("{messageType:" + TOPIC_SECOND + "}", StandardCoderObject.class);
+            activator.getMsgDispatcher().onTopicEvent(null, "msg", sco);
+            verify(listenerSecond, times(1)).onTopicEvent(any(), any(), any());
+
+            activator.stop();
+            assertFalse(activator.isAlive());
+
+            // repeat stop - should throw an exception
+            assertThatIllegalStateException().isThrownBy(() -> activator.stop());
+            assertFalse(activator.isAlive());
+        }
+    }
+}
diff --git a/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/instantiation/ControlLoopInstantiationProviderTest.java b/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/instantiation/ControlLoopInstantiationProviderTest.java
index b93bd0f0e..1d7a00b18 100644
--- a/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/instantiation/ControlLoopInstantiationProviderTest.java
+++ b/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/instantiation/ControlLoopInstantiationProviderTest.java
@@ -25,7 +25,7 @@ import static org.assertj.core.api.Assertions.assertThatThrownBy;
 
 import java.io.IOException;
 import java.util.ArrayList;
-import java.util.Collections;
+import org.junit.jupiter.api.AfterAll;
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.Test;
 import org.mockito.Mockito;
@@ -33,15 +33,21 @@ import org.onap.policy.clamp.controlloop.common.exception.ControlLoopRuntimeExce
 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoop;
 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoopState;
 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ControlLoops;
+import org.onap.policy.clamp.controlloop.models.controlloop.persistence.provider.ClElementStatisticsProvider;
+import org.onap.policy.clamp.controlloop.models.controlloop.persistence.provider.ControlLoopProvider;
+import org.onap.policy.clamp.controlloop.models.controlloop.persistence.provider.ParticipantProvider;
+import org.onap.policy.clamp.controlloop.models.controlloop.persistence.provider.ParticipantStatisticsProvider;
 import org.onap.policy.clamp.controlloop.models.messages.rest.instantiation.InstantiationCommand;
 import org.onap.policy.clamp.controlloop.models.messages.rest.instantiation.InstantiationResponse;
 import org.onap.policy.clamp.controlloop.runtime.commissioning.CommissioningProvider;
 import org.onap.policy.clamp.controlloop.runtime.main.parameters.ClRuntimeParameterGroup;
 import org.onap.policy.clamp.controlloop.runtime.monitoring.MonitoringProvider;
 import org.onap.policy.clamp.controlloop.runtime.supervision.SupervisionHandler;
+import org.onap.policy.clamp.controlloop.runtime.supervision.comm.ParticipantControlLoopStateChangePublisher;
+import org.onap.policy.clamp.controlloop.runtime.supervision.comm.ParticipantControlLoopUpdatePublisher;
 import org.onap.policy.clamp.controlloop.runtime.util.CommonTestData;
-import org.onap.policy.common.endpoints.event.comm.TopicSink;
 import org.onap.policy.models.base.PfModelException;
+import org.onap.policy.models.provider.PolicyModelsProvider;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
 
 /**
@@ -79,9 +85,10 @@ class ControlLoopInstantiationProviderTest {
             + "    item \"ControlLoop\" value \"org.onap.domain.PMSHControlLoopDefinition\" INVALID,"
             + " Commissioned control loop definition not FOUND\n";
 
-    private static ClRuntimeParameterGroup controlLoopParameters;
     private static SupervisionHandler supervisionHandler;
     private static CommissioningProvider commissioningProvider;
+    private static ControlLoopProvider clProvider;
+    private static PolicyModelsProvider modelsProvider;
 
     /**
      * setup Db Provider Parameters.
@@ -90,12 +97,29 @@ class ControlLoopInstantiationProviderTest {
      */
     @BeforeAll
     public static void setupDbProviderParameters() throws PfModelException {
-        controlLoopParameters = CommonTestData.geParameterGroup(0, "instantproviderdb");
-        commissioningProvider = new CommissioningProvider(controlLoopParameters);
-        var monitoringProvider = new MonitoringProvider(controlLoopParameters);
-        supervisionHandler = new SupervisionHandler(controlLoopParameters, monitoringProvider, commissioningProvider);
-        supervisionHandler.startProviders();
-        supervisionHandler.startAndRegisterPublishers(Collections.singletonList(Mockito.mock(TopicSink.class)));
+        ClRuntimeParameterGroup controlLoopParameters = CommonTestData.geParameterGroup(0, "instantproviderdb");
+
+        modelsProvider =
+                CommonTestData.getPolicyModelsProvider(controlLoopParameters.getDatabaseProviderParameters());
+        clProvider = new ControlLoopProvider(controlLoopParameters.getDatabaseProviderParameters());
+        var participantStatisticsProvider =
+                new ParticipantStatisticsProvider(controlLoopParameters.getDatabaseProviderParameters());
+        var clElementStatisticsProvider =
+                new ClElementStatisticsProvider(controlLoopParameters.getDatabaseProviderParameters());
+        commissioningProvider = new CommissioningProvider(modelsProvider, clProvider);
+        var monitoringProvider =
+                new MonitoringProvider(participantStatisticsProvider, clElementStatisticsProvider, clProvider);
+        var participantProvider = new ParticipantProvider(controlLoopParameters.getDatabaseProviderParameters());
+        var controlLoopUpdatePublisher = Mockito.mock(ParticipantControlLoopUpdatePublisher.class);
+        var controlLoopStateChangePublisher = Mockito.mock(ParticipantControlLoopStateChangePublisher.class);
+        supervisionHandler = new SupervisionHandler(clProvider, participantProvider, monitoringProvider,
+                controlLoopUpdatePublisher, controlLoopStateChangePublisher);
+    }
+
+    @AfterAll
+    public static void closeDbProvider() throws PfModelException {
+        clProvider.close();
+        modelsProvider.close();
     }
 
     @Test
@@ -104,77 +128,75 @@ class ControlLoopInstantiationProviderTest {
                 InstantiationUtils.getControlLoopsFromResource(CL_INSTANTIATION_CREATE_JSON, "Crud");
         ControlLoops controlLoopsDb = getControlLoopsFromDb(controlLoopsCreate);
         assertThat(controlLoopsDb.getControlLoopList()).isEmpty();
-        try (ControlLoopInstantiationProvider instantiationProvider = new ControlLoopInstantiationProvider(
-                controlLoopParameters, commissioningProvider, supervisionHandler)) {
+        var instantiationProvider =
+                new ControlLoopInstantiationProvider(clProvider, commissioningProvider, supervisionHandler);
 
-            // to validate control Loop, it needs to define ToscaServiceTemplate
-            InstantiationUtils.storeToscaServiceTemplate(TOSCA_TEMPLATE_YAML, commissioningProvider);
+        // to validate control Loop, it needs to define ToscaServiceTemplate
+        InstantiationUtils.storeToscaServiceTemplate(TOSCA_TEMPLATE_YAML, commissioningProvider);
 
-            InstantiationResponse instantiationResponse = instantiationProvider.createControlLoops(controlLoopsCreate);
-            InstantiationUtils.assertInstantiationResponse(instantiationResponse, controlLoopsCreate);
+        InstantiationResponse instantiationResponse = instantiationProvider.createControlLoops(controlLoopsCreate);
+        InstantiationUtils.assertInstantiationResponse(instantiationResponse, controlLoopsCreate);
 
-            controlLoopsDb = getControlLoopsFromDb(controlLoopsCreate);
-            assertThat(controlLoopsDb.getControlLoopList()).isNotEmpty();
-            assertThat(controlLoopsCreate).isEqualTo(controlLoopsDb);
-
-            for (ControlLoop controlLoop : controlLoopsCreate.getControlLoopList()) {
-                ControlLoops controlLoopsGet =
-                        instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
-                assertThat(controlLoopsGet.getControlLoopList()).hasSize(1);
-                assertThat(controlLoop).isEqualTo(controlLoopsGet.getControlLoopList().get(0));
-            }
+        controlLoopsDb = getControlLoopsFromDb(controlLoopsCreate);
+        assertThat(controlLoopsDb.getControlLoopList()).isNotEmpty();
+        assertThat(controlLoopsCreate).isEqualTo(controlLoopsDb);
 
-            ControlLoops controlLoopsUpdate =
-                    InstantiationUtils.getControlLoopsFromResource(CL_INSTANTIATION_UPDATE_JSON, "Crud");
-            assertThat(controlLoopsUpdate).isNotEqualTo(controlLoopsDb);
+        for (ControlLoop controlLoop : controlLoopsCreate.getControlLoopList()) {
+            ControlLoops controlLoopsGet =
+                    instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
+            assertThat(controlLoopsGet.getControlLoopList()).hasSize(1);
+            assertThat(controlLoop).isEqualTo(controlLoopsGet.getControlLoopList().get(0));
+        }
 
-            instantiationResponse = instantiationProvider.updateControlLoops(controlLoopsUpdate);
-            InstantiationUtils.assertInstantiationResponse(instantiationResponse, controlLoopsUpdate);
+        ControlLoops controlLoopsUpdate =
+                InstantiationUtils.getControlLoopsFromResource(CL_INSTANTIATION_UPDATE_JSON, "Crud");
+        assertThat(controlLoopsUpdate).isNotEqualTo(controlLoopsDb);
 
-            controlLoopsDb = getControlLoopsFromDb(controlLoopsCreate);
-            assertThat(controlLoopsDb.getControlLoopList()).isNotEmpty();
-            assertThat(controlLoopsUpdate).isEqualTo(controlLoopsDb);
+        instantiationResponse = instantiationProvider.updateControlLoops(controlLoopsUpdate);
+        InstantiationUtils.assertInstantiationResponse(instantiationResponse, controlLoopsUpdate);
 
-            InstantiationCommand instantiationCommand =
-                    InstantiationUtils.getInstantiationCommandFromResource(CL_INSTANTIATION_CHANGE_STATE_JSON, "Crud");
-            instantiationResponse = instantiationProvider.issueControlLoopCommand(instantiationCommand);
-            InstantiationUtils.assertInstantiationResponse(instantiationResponse, instantiationCommand);
+        controlLoopsDb = getControlLoopsFromDb(controlLoopsCreate);
+        assertThat(controlLoopsDb.getControlLoopList()).isNotEmpty();
+        assertThat(controlLoopsUpdate).isEqualTo(controlLoopsDb);
 
-            for (ToscaConceptIdentifier toscaConceptIdentifier : instantiationCommand.getControlLoopIdentifierList()) {
-                ControlLoops controlLoopsGet = instantiationProvider.getControlLoops(toscaConceptIdentifier.getName(),
-                        toscaConceptIdentifier.getVersion());
-                assertThat(controlLoopsGet.getControlLoopList()).hasSize(1);
-                assertThat(instantiationCommand.getOrderedState())
-                        .isEqualTo(controlLoopsGet.getControlLoopList().get(0).getOrderedState());
-            }
+        InstantiationCommand instantiationCommand =
+                InstantiationUtils.getInstantiationCommandFromResource(CL_INSTANTIATION_CHANGE_STATE_JSON, "Crud");
+        instantiationResponse = instantiationProvider.issueControlLoopCommand(instantiationCommand);
+        InstantiationUtils.assertInstantiationResponse(instantiationResponse, instantiationCommand);
 
-            // in order to delete a controlLoop the state must be UNINITIALISED
-            controlLoopsCreate.getControlLoopList().forEach(cl -> cl.setState(ControlLoopState.UNINITIALISED));
-            instantiationProvider.updateControlLoops(controlLoopsCreate);
+        for (ToscaConceptIdentifier toscaConceptIdentifier : instantiationCommand.getControlLoopIdentifierList()) {
+            ControlLoops controlLoopsGet = instantiationProvider.getControlLoops(toscaConceptIdentifier.getName(),
+                    toscaConceptIdentifier.getVersion());
+            assertThat(controlLoopsGet.getControlLoopList()).hasSize(1);
+            assertThat(instantiationCommand.getOrderedState())
+                    .isEqualTo(controlLoopsGet.getControlLoopList().get(0).getOrderedState());
+        }
 
-            for (ControlLoop controlLoop : controlLoopsCreate.getControlLoopList()) {
-                instantiationProvider.deleteControlLoop(controlLoop.getName(), controlLoop.getVersion());
-            }
+        // in order to delete a controlLoop the state must be UNINITIALISED
+        controlLoopsCreate.getControlLoopList().forEach(cl -> cl.setState(ControlLoopState.UNINITIALISED));
+        instantiationProvider.updateControlLoops(controlLoopsCreate);
 
-            controlLoopsDb = getControlLoopsFromDb(controlLoopsCreate);
-            assertThat(controlLoopsDb.getControlLoopList()).isEmpty();
+        for (ControlLoop controlLoop : controlLoopsCreate.getControlLoopList()) {
+            instantiationProvider.deleteControlLoop(controlLoop.getName(), controlLoop.getVersion());
         }
+
+        controlLoopsDb = getControlLoopsFromDb(controlLoopsCreate);
+        assertThat(controlLoopsDb.getControlLoopList()).isEmpty();
     }
 
     private ControlLoops getControlLoopsFromDb(ControlLoops controlLoopsSource) throws Exception {
         ControlLoops controlLoopsDb = new ControlLoops();
         controlLoopsDb.setControlLoopList(new ArrayList<>());
 
-        try (ControlLoopInstantiationProvider instantiationProvider = new ControlLoopInstantiationProvider(
-                controlLoopParameters, commissioningProvider, supervisionHandler)) {
+        var instantiationProvider =
+                new ControlLoopInstantiationProvider(clProvider, commissioningProvider, supervisionHandler);
 
-            for (ControlLoop controlLoop : controlLoopsSource.getControlLoopList()) {
-                ControlLoops controlLoopsFromDb =
-                        instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
-                controlLoopsDb.getControlLoopList().addAll(controlLoopsFromDb.getControlLoopList());
-            }
-            return controlLoopsDb;
+        for (ControlLoop controlLoop : controlLoopsSource.getControlLoopList()) {
+            ControlLoops controlLoopsFromDb =
+                    instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
+            controlLoopsDb.getControlLoopList().addAll(controlLoopsFromDb.getControlLoopList());
         }
+        return controlLoopsDb;
     }
 
     @Test
@@ -185,37 +207,36 @@ class ControlLoopInstantiationProviderTest {
 
         ControlLoop controlLoop0 = controlLoops.getControlLoopList().get(0);
 
-        try (ControlLoopInstantiationProvider instantiationProvider = new ControlLoopInstantiationProvider(
-                controlLoopParameters, commissioningProvider, supervisionHandler)) {
+        var instantiationProvider =
+                new ControlLoopInstantiationProvider(clProvider, commissioningProvider, supervisionHandler);
 
-            // to validate control Loop, it needs to define ToscaServiceTemplate
-            InstantiationUtils.storeToscaServiceTemplate(TOSCA_TEMPLATE_YAML, commissioningProvider);
+        // to validate control Loop, it needs to define ToscaServiceTemplate
+        InstantiationUtils.storeToscaServiceTemplate(TOSCA_TEMPLATE_YAML, commissioningProvider);
 
-            assertThatThrownBy(
-                    () -> instantiationProvider.deleteControlLoop(controlLoop0.getName(), controlLoop0.getVersion()))
-                            .hasMessageMatching(CONTROL_LOOP_NOT_FOUND);
+        assertThatThrownBy(
+                () -> instantiationProvider.deleteControlLoop(controlLoop0.getName(), controlLoop0.getVersion()))
+                        .hasMessageMatching(CONTROL_LOOP_NOT_FOUND);
 
-            InstantiationUtils.assertInstantiationResponse(instantiationProvider.createControlLoops(controlLoops),
-                    controlLoops);
+        InstantiationUtils.assertInstantiationResponse(instantiationProvider.createControlLoops(controlLoops),
+                controlLoops);
 
-            for (ControlLoopState state : ControlLoopState.values()) {
-                if (!ControlLoopState.UNINITIALISED.equals(state)) {
-                    assertThatDeleteThrownBy(controlLoops, state);
-                }
+        for (ControlLoopState state : ControlLoopState.values()) {
+            if (!ControlLoopState.UNINITIALISED.equals(state)) {
+                assertThatDeleteThrownBy(controlLoops, state);
             }
+        }
 
-            controlLoop0.setState(ControlLoopState.UNINITIALISED);
-            instantiationProvider.updateControlLoops(controlLoops);
+        controlLoop0.setState(ControlLoopState.UNINITIALISED);
+        instantiationProvider.updateControlLoops(controlLoops);
 
-            for (ControlLoop controlLoop : controlLoops.getControlLoopList()) {
-                instantiationProvider.deleteControlLoop(controlLoop.getName(), controlLoop.getVersion());
-            }
+        for (ControlLoop controlLoop : controlLoops.getControlLoopList()) {
+            instantiationProvider.deleteControlLoop(controlLoop.getName(), controlLoop.getVersion());
+        }
 
-            for (ControlLoop controlLoop : controlLoops.getControlLoopList()) {
-                ControlLoops controlLoopsGet =
-                        instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
-                assertThat(controlLoopsGet.getControlLoopList()).isEmpty();
-            }
+        for (ControlLoop controlLoop : controlLoops.getControlLoopList()) {
+            ControlLoops controlLoopsGet =
+                    instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
+            assertThat(controlLoopsGet.getControlLoopList()).isEmpty();
         }
     }
 
@@ -224,14 +245,13 @@ class ControlLoopInstantiationProviderTest {
 
         controlLoop.setState(state);
 
-        try (ControlLoopInstantiationProvider instantiationProvider = new ControlLoopInstantiationProvider(
-                controlLoopParameters, commissioningProvider, supervisionHandler)) {
+        var instantiationProvider =
+                new ControlLoopInstantiationProvider(clProvider, commissioningProvider, supervisionHandler);
 
-            instantiationProvider.updateControlLoops(controlLoops);
-            assertThatThrownBy(
-                    () -> instantiationProvider.deleteControlLoop(controlLoop.getName(), controlLoop.getVersion()))
-                            .hasMessageMatching(String.format(DELETE_BAD_REQUEST, state));
-        }
+        instantiationProvider.updateControlLoops(controlLoops);
+        assertThatThrownBy(
+                () -> instantiationProvider.deleteControlLoop(controlLoop.getName(), controlLoop.getVersion()))
+                        .hasMessageMatching(String.format(DELETE_BAD_REQUEST, state));
     }
 
     @Test
@@ -242,21 +262,20 @@ class ControlLoopInstantiationProviderTest {
         ControlLoops controlLoopsDb = getControlLoopsFromDb(controlLoopsCreate);
         assertThat(controlLoopsDb.getControlLoopList()).isEmpty();
 
-        try (ControlLoopInstantiationProvider instantiationProvider = new ControlLoopInstantiationProvider(
-                controlLoopParameters, commissioningProvider, supervisionHandler)) {
+        var instantiationProvider =
+                new ControlLoopInstantiationProvider(clProvider, commissioningProvider, supervisionHandler);
 
-            // to validate control Loop, it needs to define ToscaServiceTemplate
-            InstantiationUtils.storeToscaServiceTemplate(TOSCA_TEMPLATE_YAML, commissioningProvider);
+        // to validate control Loop, it needs to define ToscaServiceTemplate
+        InstantiationUtils.storeToscaServiceTemplate(TOSCA_TEMPLATE_YAML, commissioningProvider);
 
-            InstantiationResponse instantiationResponse = instantiationProvider.createControlLoops(controlLoopsCreate);
-            InstantiationUtils.assertInstantiationResponse(instantiationResponse, controlLoopsCreate);
+        InstantiationResponse instantiationResponse = instantiationProvider.createControlLoops(controlLoopsCreate);
+        InstantiationUtils.assertInstantiationResponse(instantiationResponse, controlLoopsCreate);
 
-            assertThatThrownBy(() -> instantiationProvider.createControlLoops(controlLoopsCreate)).hasMessageMatching(
-                    controlLoopsCreate.getControlLoopList().get(0).getKey().asIdentifier() + " already defined");
+        assertThatThrownBy(() -> instantiationProvider.createControlLoops(controlLoopsCreate)).hasMessageMatching(
+                controlLoopsCreate.getControlLoopList().get(0).getKey().asIdentifier() + " already defined");
 
-            for (ControlLoop controlLoop : controlLoopsCreate.getControlLoopList()) {
-                instantiationProvider.deleteControlLoop(controlLoop.getName(), controlLoop.getVersion());
-            }
+        for (ControlLoop controlLoop : controlLoopsCreate.getControlLoopList()) {
+            instantiationProvider.deleteControlLoop(controlLoop.getName(), controlLoop.getVersion());
         }
     }
 
@@ -265,17 +284,15 @@ class ControlLoopInstantiationProviderTest {
         ControlLoops controlLoops = InstantiationUtils
                 .getControlLoopsFromResource(CL_INSTANTIATION_DEFINITION_NAME_NOT_FOUND_JSON, "ClElementNotFound");
 
-        try (ControlLoopInstantiationProvider provider = new ControlLoopInstantiationProvider(controlLoopParameters,
-                commissioningProvider, supervisionHandler)) {
+        var provider = new ControlLoopInstantiationProvider(clProvider, commissioningProvider, supervisionHandler);
 
-            // to validate control Loop, it needs to define ToscaServiceTemplate
-            InstantiationUtils.storeToscaServiceTemplate(TOSCA_TEMPLATE_YAML, commissioningProvider);
+        // to validate control Loop, it needs to define ToscaServiceTemplate
+        InstantiationUtils.storeToscaServiceTemplate(TOSCA_TEMPLATE_YAML, commissioningProvider);
 
-            assertThat(getControlLoopsFromDb(controlLoops).getControlLoopList()).isEmpty();
+        assertThat(getControlLoopsFromDb(controlLoops).getControlLoopList()).isEmpty();
 
-            assertThatThrownBy(() -> provider.createControlLoops(controlLoops))
-                    .hasMessageMatching(CONTROLLOOP_ELEMENT_NAME_NOT_FOUND);
-        }
+        assertThatThrownBy(() -> provider.createControlLoops(controlLoops))
+                .hasMessageMatching(CONTROLLOOP_ELEMENT_NAME_NOT_FOUND);
     }
 
     @Test
@@ -285,20 +302,17 @@ class ControlLoopInstantiationProviderTest {
 
         assertThat(getControlLoopsFromDb(controlLoops).getControlLoopList()).isEmpty();
 
-        try (ControlLoopInstantiationProvider provider = new ControlLoopInstantiationProvider(controlLoopParameters,
-                commissioningProvider, supervisionHandler)) {
-            assertThatThrownBy(() -> provider.createControlLoops(controlLoops))
-                    .hasMessageMatching(CONTROLLOOP_DEFINITION_NOT_FOUND);
-        }
+        var provider = new ControlLoopInstantiationProvider(clProvider, commissioningProvider, supervisionHandler);
+        assertThatThrownBy(() -> provider.createControlLoops(controlLoops))
+                .hasMessageMatching(CONTROLLOOP_DEFINITION_NOT_FOUND);
     }
 
     @Test
     void testIssueControlLoopCommand_OrderedStateInvalid() throws ControlLoopRuntimeException, IOException {
-        try (ControlLoopInstantiationProvider instantiationProvider = new ControlLoopInstantiationProvider(
-                controlLoopParameters, commissioningProvider, supervisionHandler)) {
-            assertThatThrownBy(() -> instantiationProvider.issueControlLoopCommand(new InstantiationCommand()))
-                    .hasMessageMatching(ORDERED_STATE_INVALID);
-        }
+        var instantiationProvider =
+                new ControlLoopInstantiationProvider(clProvider, commissioningProvider, supervisionHandler);
+        assertThatThrownBy(() -> instantiationProvider.issueControlLoopCommand(new InstantiationCommand()))
+                .hasMessageMatching(ORDERED_STATE_INVALID);
     }
 
     @Test
@@ -309,61 +323,60 @@ class ControlLoopInstantiationProviderTest {
                 InstantiationUtils.getControlLoopsFromResource(CL_INSTANTIATION_CREATE_JSON, "V1");
         assertThat(getControlLoopsFromDb(controlLoopsV1).getControlLoopList()).isEmpty();
 
-        try (ControlLoopInstantiationProvider instantiationProvider = new ControlLoopInstantiationProvider(
-                controlLoopParameters, commissioningProvider, supervisionHandler)) {
+        var instantiationProvider =
+                new ControlLoopInstantiationProvider(clProvider, commissioningProvider, supervisionHandler);
 
-            // to validate control Loop, it needs to define ToscaServiceTemplate
-            InstantiationUtils.storeToscaServiceTemplate(TOSCA_TEMPLATE_YAML, commissioningProvider);
+        // to validate control Loop, it needs to define ToscaServiceTemplate
+        InstantiationUtils.storeToscaServiceTemplate(TOSCA_TEMPLATE_YAML, commissioningProvider);
 
-            InstantiationUtils.assertInstantiationResponse(instantiationProvider.createControlLoops(controlLoopsV1),
-                    controlLoopsV1);
+        InstantiationUtils.assertInstantiationResponse(instantiationProvider.createControlLoops(controlLoopsV1),
+                controlLoopsV1);
 
-            // create controlLoops V2
-            ControlLoops controlLoopsV2 =
-                    InstantiationUtils.getControlLoopsFromResource(CL_INSTANTIATION_CREATE_JSON, "V2");
-            assertThat(getControlLoopsFromDb(controlLoopsV2).getControlLoopList()).isEmpty();
-            InstantiationUtils.assertInstantiationResponse(instantiationProvider.createControlLoops(controlLoopsV2),
-                    controlLoopsV2);
+        // create controlLoops V2
+        ControlLoops controlLoopsV2 =
+                InstantiationUtils.getControlLoopsFromResource(CL_INSTANTIATION_CREATE_JSON, "V2");
+        assertThat(getControlLoopsFromDb(controlLoopsV2).getControlLoopList()).isEmpty();
+        InstantiationUtils.assertInstantiationResponse(instantiationProvider.createControlLoops(controlLoopsV2),
+                controlLoopsV2);
 
-            // GET controlLoops V2
-            for (ControlLoop controlLoop : controlLoopsV2.getControlLoopList()) {
-                ControlLoops controlLoopsGet =
-                        instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
-                assertThat(controlLoopsGet.getControlLoopList()).hasSize(1);
-                assertThat(controlLoop).isEqualTo(controlLoopsGet.getControlLoopList().get(0));
-            }
+        // GET controlLoops V2
+        for (ControlLoop controlLoop : controlLoopsV2.getControlLoopList()) {
+            ControlLoops controlLoopsGet =
+                    instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
+            assertThat(controlLoopsGet.getControlLoopList()).hasSize(1);
+            assertThat(controlLoop).isEqualTo(controlLoopsGet.getControlLoopList().get(0));
+        }
 
-            // DELETE controlLoops V1
-            for (ControlLoop controlLoop : controlLoopsV1.getControlLoopList()) {
-                instantiationProvider.deleteControlLoop(controlLoop.getName(), controlLoop.getVersion());
-            }
+        // DELETE controlLoops V1
+        for (ControlLoop controlLoop : controlLoopsV1.getControlLoopList()) {
+            instantiationProvider.deleteControlLoop(controlLoop.getName(), controlLoop.getVersion());
+        }
 
-            // GET controlLoops V1 is not available
-            for (ControlLoop controlLoop : controlLoopsV1.getControlLoopList()) {
-                ControlLoops controlLoopsGet =
-                        instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
-                assertThat(controlLoopsGet.getControlLoopList()).isEmpty();
-            }
+        // GET controlLoops V1 is not available
+        for (ControlLoop controlLoop : controlLoopsV1.getControlLoopList()) {
+            ControlLoops controlLoopsGet =
+                    instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
+            assertThat(controlLoopsGet.getControlLoopList()).isEmpty();
+        }
 
-            // GET controlLoops V2 is still available
-            for (ControlLoop controlLoop : controlLoopsV2.getControlLoopList()) {
-                ControlLoops controlLoopsGet =
-                        instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
-                assertThat(controlLoopsGet.getControlLoopList()).hasSize(1);
-                assertThat(controlLoop).isEqualTo(controlLoopsGet.getControlLoopList().get(0));
-            }
+        // GET controlLoops V2 is still available
+        for (ControlLoop controlLoop : controlLoopsV2.getControlLoopList()) {
+            ControlLoops controlLoopsGet =
+                    instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
+            assertThat(controlLoopsGet.getControlLoopList()).hasSize(1);
+            assertThat(controlLoop).isEqualTo(controlLoopsGet.getControlLoopList().get(0));
+        }
 
-            // DELETE controlLoops V2
-            for (ControlLoop controlLoop : controlLoopsV2.getControlLoopList()) {
-                instantiationProvider.deleteControlLoop(controlLoop.getName(), controlLoop.getVersion());
-            }
+        // DELETE controlLoops V2
+        for (ControlLoop controlLoop : controlLoopsV2.getControlLoopList()) {
+            instantiationProvider.deleteControlLoop(controlLoop.getName(), controlLoop.getVersion());
+        }
 
-            // GET controlLoops V2 is not available
-            for (ControlLoop controlLoop : controlLoopsV2.getControlLoopList()) {
-                ControlLoops controlLoopsGet =
-                        instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
-                assertThat(controlLoopsGet.getControlLoopList()).isEmpty();
-            }
+        // GET controlLoops V2 is not available
+        for (ControlLoop controlLoop : controlLoopsV2.getControlLoopList()) {
+            ControlLoops controlLoopsGet =
+                    instantiationProvider.getControlLoops(controlLoop.getName(), controlLoop.getVersion());
+            assertThat(controlLoopsGet.getControlLoopList()).isEmpty();
         }
     }
 }
diff --git a/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/main/startstop/ClRuntimeActivatorTest.java b/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/main/startstop/ClRuntimeActivatorTest.java
deleted file mode 100644
index 7eb567259..000000000
--- a/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/main/startstop/ClRuntimeActivatorTest.java
+++ /dev/null
@@ -1,65 +0,0 @@
-/*-
- * ============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.runtime.main.startstop;
-
-import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
-import static org.junit.jupiter.api.Assertions.assertFalse;
-import static org.junit.jupiter.api.Assertions.assertTrue;
-
-import org.junit.jupiter.api.Test;
-import org.mockito.Mockito;
-import org.onap.policy.clamp.controlloop.runtime.main.parameters.ClRuntimeParameterGroup;
-import org.onap.policy.clamp.controlloop.runtime.main.parameters.ClRuntimeParameterHandler;
-import org.onap.policy.clamp.controlloop.runtime.supervision.SupervisionHandler;
-
-/**
- * Class to perform unit test of {@link ClRuntimeActivator}}.
- *
- */
-class ClRuntimeActivatorTest {
-
-    @Test
-    void testStartAndStop() throws Exception {
-        final String path = "src/test/resources/parameters/TestParameters.json";
-        ClRuntimeParameterGroup parameterGroup = new ClRuntimeParameterHandler().getParameters(path);
-        var supervisionHandler = Mockito.mock(SupervisionHandler.class);
-
-        try (var activator = new ClRuntimeActivator(parameterGroup, supervisionHandler)) {
-
-            assertFalse(activator.isAlive());
-            activator.start();
-            assertTrue(activator.isAlive());
-            assertTrue(activator.getParameterGroup().isValid());
-
-            // repeat start - should throw an exception
-            assertThatIllegalStateException().isThrownBy(() -> activator.start());
-            assertTrue(activator.isAlive());
-            assertTrue(activator.getParameterGroup().isValid());
-
-            activator.stop();
-            assertFalse(activator.isAlive());
-
-            // repeat stop - should throw an exception
-            assertThatIllegalStateException().isThrownBy(() -> activator.stop());
-            assertFalse(activator.isAlive());
-        }
-    }
-}
diff --git a/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/monitoring/TestMonitoringProvider.java b/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/monitoring/TestMonitoringProvider.java
index 580b30f9e..c47211a2d 100644
--- a/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/monitoring/TestMonitoringProvider.java
+++ b/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/monitoring/TestMonitoringProvider.java
@@ -23,15 +23,15 @@ package org.onap.policy.clamp.controlloop.runtime.monitoring;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatThrownBy;
 import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.when;
 
 import java.io.File;
-import java.lang.reflect.Field;
 import java.time.Instant;
-import java.util.ArrayList;
 import java.util.LinkedHashMap;
-import java.util.List;
 import java.util.Map;
+import java.util.UUID;
+import org.junit.jupiter.api.AfterEach;
 import org.junit.jupiter.api.BeforeAll;
 import org.junit.jupiter.api.Test;
 import org.mockito.Mockito;
@@ -39,7 +39,9 @@ import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ClElementSt
 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.ParticipantStatisticsList;
+import org.onap.policy.clamp.controlloop.models.controlloop.persistence.provider.ClElementStatisticsProvider;
 import org.onap.policy.clamp.controlloop.models.controlloop.persistence.provider.ControlLoopProvider;
+import org.onap.policy.clamp.controlloop.models.controlloop.persistence.provider.ParticipantStatisticsProvider;
 import org.onap.policy.clamp.controlloop.runtime.main.parameters.ClRuntimeParameterGroup;
 import org.onap.policy.clamp.controlloop.runtime.util.CommonTestData;
 import org.onap.policy.common.utils.coder.Coder;
@@ -59,14 +61,16 @@ class TestMonitoringProvider {
             "src/test/resources/rest/monitoring/TestClElementStatistics_Invalid.json";
     private static final Coder CODER = new StandardCoder();
 
-    private static final String CL_PROVIDER_FIELD = "controlLoopProvider";
-
     private static final String LIST_IS_NULL = ".*StatisticsList is marked .*ull but is null";
     private static ParticipantStatisticsList inputParticipantStatistics;
     private static ParticipantStatisticsList invalidParticipantInput;
     private static ClElementStatisticsList inputClElementStatistics;
     private static ClElementStatisticsList invalidClElementInput;
 
+    private ParticipantStatisticsProvider participantStatisticsProvider = null;
+    private ClElementStatisticsProvider clElementStatisticsProvider = null;
+    private ControlLoopProvider clProvider = null;
+
     @BeforeAll
     public static void beforeSetupStatistics() throws CoderException {
         // Reading input json for statistics data
@@ -78,141 +82,167 @@ class TestMonitoringProvider {
         invalidClElementInput = CODER.decode(new File(INVALID_CL_ELEMENT_JSON_INPUT), ClElementStatisticsList.class);
     }
 
+    @AfterEach
+    void close() throws Exception {
+        if (participantStatisticsProvider != null) {
+            participantStatisticsProvider.close();
+        }
+        if (clElementStatisticsProvider != null) {
+            clElementStatisticsProvider.close();
+        }
+        if (clProvider != null) {
+            clProvider.close();
+        }
+    }
+
     @Test
     void testCreateParticipantStatistics() throws Exception {
         ClRuntimeParameterGroup parameters = CommonTestData.geParameterGroup(0, "createparStat");
-
-        try (MonitoringProvider provider = new MonitoringProvider(parameters)) {
-            // Creating statistics data in db with null input
-            assertThatThrownBy(() -> {
-                provider.createParticipantStatistics(null);
-            }).hasMessageMatching(LIST_IS_NULL);
-
-            assertThatThrownBy(() -> {
-                provider.createParticipantStatistics(invalidParticipantInput.getStatisticsList());
-            }).hasMessageMatching("participantStatisticsList is marked .*null but is null");
-
-            // Creating statistics data from input json
-            ParticipantStatisticsList createResponse =
-                    provider.createParticipantStatistics(inputParticipantStatistics.getStatisticsList());
-
-            assertThat(createResponse.getStatisticsList()).hasSize(3);
-            assertEquals(createResponse.getStatisticsList().toString().replaceAll("\\s+", ""),
-                    inputParticipantStatistics.getStatisticsList().toString().replaceAll("\\s+", ""));
-        }
+        participantStatisticsProvider = new ParticipantStatisticsProvider(parameters.getDatabaseProviderParameters());
+        clElementStatisticsProvider = new ClElementStatisticsProvider(parameters.getDatabaseProviderParameters());
+        clProvider = new ControlLoopProvider(parameters.getDatabaseProviderParameters());
+        MonitoringProvider provider =
+                new MonitoringProvider(participantStatisticsProvider, clElementStatisticsProvider, clProvider);
+        // Creating statistics data in db with null input
+        assertThatThrownBy(() -> {
+            provider.createParticipantStatistics(null);
+        }).hasMessageMatching(LIST_IS_NULL);
+
+        assertThatThrownBy(() -> {
+            provider.createParticipantStatistics(invalidParticipantInput.getStatisticsList());
+        }).hasMessageMatching("participantStatisticsList is marked .*null but is null");
+
+        // Creating statistics data from input json
+        ParticipantStatisticsList createResponse =
+                provider.createParticipantStatistics(inputParticipantStatistics.getStatisticsList());
+
+        assertThat(createResponse.getStatisticsList()).hasSize(3);
+        assertEquals(createResponse.getStatisticsList().toString().replaceAll("\\s+", ""),
+                inputParticipantStatistics.getStatisticsList().toString().replaceAll("\\s+", ""));
     }
 
     @Test
     void testGetParticipantStatistics() throws Exception {
         ClRuntimeParameterGroup parameters = CommonTestData.geParameterGroup(0, "getparStat");
-        try (MonitoringProvider provider = new MonitoringProvider(parameters)) {
-            ParticipantStatisticsList getResponse;
-
-            provider.createParticipantStatistics(inputParticipantStatistics.getStatisticsList());
-
-            assertThatThrownBy(() -> {
-                provider.fetchFilteredParticipantStatistics(null, null, 0, null, null);
-            }).hasMessageMatching("name is marked .*null but is null");
-
-            // Fetch specific statistics record with name, version and record count
-            getResponse = provider.fetchFilteredParticipantStatistics("name2", "1.001", 1, null, null);
-            assertThat(getResponse.getStatisticsList()).hasSize(1);
-            assertEquals(getResponse.getStatisticsList().get(0).toString().replaceAll("\\s+", ""),
-                    inputParticipantStatistics.getStatisticsList().get(2).toString().replaceAll("\\s+", ""));
-
-            // Fetch statistics using timestamp
-            getResponse = provider.fetchFilteredParticipantStatistics("name1", "1.001", 0, null,
-                    Instant.parse("2021-01-10T15:00:00.000Z"));
-            assertThat(getResponse.getStatisticsList()).hasSize(1);
-
-            getResponse = provider.fetchFilteredParticipantStatistics("name1", "1.001", 0,
-                    Instant.parse("2021-01-11T12:00:00.000Z"), Instant.parse("2021-01-11T16:00:00.000Z"));
-
-            assertThat(getResponse.getStatisticsList()).isEmpty();
-        }
+        participantStatisticsProvider = new ParticipantStatisticsProvider(parameters.getDatabaseProviderParameters());
+        clElementStatisticsProvider = new ClElementStatisticsProvider(parameters.getDatabaseProviderParameters());
+        clProvider = new ControlLoopProvider(parameters.getDatabaseProviderParameters());
+        MonitoringProvider provider =
+                new MonitoringProvider(participantStatisticsProvider, clElementStatisticsProvider, clProvider);
+
+        provider.createParticipantStatistics(inputParticipantStatistics.getStatisticsList());
+
+        assertThatThrownBy(() -> {
+            provider.fetchFilteredParticipantStatistics(null, null, 0, null, null);
+        }).hasMessageMatching("name is marked .*null but is null");
+
+        // Fetch specific statistics record with name, version and record count
+        ParticipantStatisticsList getResponse =
+                provider.fetchFilteredParticipantStatistics("name2", "1.001", 1, null, null);
+        assertThat(getResponse.getStatisticsList()).hasSize(1);
+        assertEquals(getResponse.getStatisticsList().get(0).toString().replaceAll("\\s+", ""),
+                inputParticipantStatistics.getStatisticsList().get(2).toString().replaceAll("\\s+", ""));
+
+        // Fetch statistics using timestamp
+        getResponse = provider.fetchFilteredParticipantStatistics("name1", "1.001", 0, null,
+                Instant.parse("2021-01-10T15:00:00.000Z"));
+        assertThat(getResponse.getStatisticsList()).hasSize(1);
+
+        getResponse = provider.fetchFilteredParticipantStatistics("name1", "1.001", 0,
+                Instant.parse("2021-01-11T12:00:00.000Z"), Instant.parse("2021-01-11T16:00:00.000Z"));
+
+        assertThat(getResponse.getStatisticsList()).isEmpty();
     }
 
     @Test
     void testCreateClElementStatistics() throws Exception {
         ClRuntimeParameterGroup parameters = CommonTestData.geParameterGroup(0, "createelemstat");
-
-        try (MonitoringProvider provider = new MonitoringProvider(parameters)) {
-            // Creating statistics data in db with null input
-            assertThatThrownBy(() -> {
-                provider.createClElementStatistics(null);
-            }).hasMessageMatching(LIST_IS_NULL);
-
-            assertThatThrownBy(() -> {
-                provider.createClElementStatistics(invalidClElementInput.getClElementStatistics());
-            }).hasMessageMatching("clElementStatisticsList is marked .*null but is null");
-
-            // Creating clElement statistics data from input json
-            ClElementStatisticsList createResponse =
-                    provider.createClElementStatistics(inputClElementStatistics.getClElementStatistics());
-
-            assertThat(createResponse.getClElementStatistics()).hasSize(4);
-            assertEquals(createResponse.getClElementStatistics().toString().replaceAll("\\s+", ""),
-                    inputClElementStatistics.getClElementStatistics().toString().replaceAll("\\s+", ""));
-        }
+        participantStatisticsProvider = new ParticipantStatisticsProvider(parameters.getDatabaseProviderParameters());
+        clElementStatisticsProvider = new ClElementStatisticsProvider(parameters.getDatabaseProviderParameters());
+        clProvider = new ControlLoopProvider(parameters.getDatabaseProviderParameters());
+
+        MonitoringProvider provider =
+                new MonitoringProvider(participantStatisticsProvider, clElementStatisticsProvider, clProvider);
+        // Creating statistics data in db with null input
+        assertThatThrownBy(() -> {
+            provider.createClElementStatistics(null);
+        }).hasMessageMatching(LIST_IS_NULL);
+
+        assertThatThrownBy(() -> {
+            provider.createClElementStatistics(invalidClElementInput.getClElementStatistics());
+        }).hasMessageMatching("clElementStatisticsList is marked .*null but is null");
+
+        // Creating clElement statistics data from input json
+        ClElementStatisticsList createResponse =
+                provider.createClElementStatistics(inputClElementStatistics.getClElementStatistics());
+
+        assertThat(createResponse.getClElementStatistics()).hasSize(4);
+        assertEquals(createResponse.getClElementStatistics().toString().replaceAll("\\s+", ""),
+                inputClElementStatistics.getClElementStatistics().toString().replaceAll("\\s+", ""));
     }
 
     @Test
     void testGetClElementStatistics() throws Exception {
         ClRuntimeParameterGroup parameters = CommonTestData.geParameterGroup(0, "getelemstat");
+        participantStatisticsProvider = new ParticipantStatisticsProvider(parameters.getDatabaseProviderParameters());
+        clElementStatisticsProvider = new ClElementStatisticsProvider(parameters.getDatabaseProviderParameters());
+        clProvider = new ControlLoopProvider(parameters.getDatabaseProviderParameters());
 
-        try (MonitoringProvider provider = new MonitoringProvider(parameters)) {
-            ClElementStatisticsList getResponse;
+        MonitoringProvider provider =
+                new MonitoringProvider(participantStatisticsProvider, clElementStatisticsProvider, clProvider);
 
-            assertThatThrownBy(() -> {
-                provider.fetchFilteredClElementStatistics(null, null, null, null, null, 0);
-            }).hasMessageMatching("name is marked .*null but is null");
+        assertThatThrownBy(() -> {
+            provider.fetchFilteredClElementStatistics(null, null, null, null, null, 0);
+        }).hasMessageMatching("name is marked .*null but is null");
 
-            provider.createClElementStatistics(inputClElementStatistics.getClElementStatistics());
+        provider.createClElementStatistics(inputClElementStatistics.getClElementStatistics());
 
-            getResponse = provider.fetchFilteredClElementStatistics("name1", null, null, null, null, 0);
+        ClElementStatisticsList getResponse =
+                provider.fetchFilteredClElementStatistics("name1", null, null, null, null, 0);
 
-            assertThat(getResponse.getClElementStatistics()).hasSize(2);
-            assertEquals(getResponse.getClElementStatistics().get(0).toString().replaceAll("\\s+", ""),
-                    inputClElementStatistics.getClElementStatistics().get(0).toString().replaceAll("\\s+", ""));
+        assertThat(getResponse.getClElementStatistics()).hasSize(2);
+        assertEquals(getResponse.getClElementStatistics().get(0).toString().replaceAll("\\s+", ""),
+                inputClElementStatistics.getClElementStatistics().get(0).toString().replaceAll("\\s+", ""));
 
-            // Fetch specific statistics record with name, id and record count
-            getResponse = provider.fetchFilteredClElementStatistics("name1", "1.001",
-                    "709c62b3-8918-41b9-a747-d21eb79c6c20", null, null, 0);
-            assertThat(getResponse.getClElementStatistics()).hasSize(2);
+        // Fetch specific statistics record with name, id and record count
+        getResponse = provider.fetchFilteredClElementStatistics("name1", "1.001",
+                "709c62b3-8918-41b9-a747-d21eb79c6c20", null, null, 0);
+        assertThat(getResponse.getClElementStatistics()).hasSize(2);
 
-            // Fetch statistics using timestamp
-            getResponse = provider.fetchFilteredClElementStatistics("name1", "1.001", null,
-                    Instant.parse("2021-01-10T13:45:00.000Z"), null, 0);
-            assertThat(getResponse.getClElementStatistics()).hasSize(2);
-        }
+        // Fetch statistics using timestamp
+        getResponse = provider.fetchFilteredClElementStatistics("name1", "1.001", null,
+                Instant.parse("2021-01-10T13:45:00.000Z"), null, 0);
+        assertThat(getResponse.getClElementStatistics()).hasSize(2);
     }
 
     @Test
     void testGetParticipantStatsPerCL() throws Exception {
         ClRuntimeParameterGroup parameters = CommonTestData.geParameterGroup(0, "getparStatCL");
-
-        try (MonitoringProvider provider = Mockito.spy(new MonitoringProvider(parameters))) {
-
-            provider.createParticipantStatistics(inputParticipantStatistics.getStatisticsList());
-            // Mock the response for fetching participant conceptIdentifiers per control loop
-            List<ToscaConceptIdentifier> conceptIdentifiers = new ArrayList<>();
-            conceptIdentifiers.add(new ToscaConceptIdentifier("name1", "1.001"));
-            when(provider.getAllParticipantIdsPerControlLoop("testName", "1.001")).thenReturn(conceptIdentifiers);
-            ParticipantStatisticsList getResponse;
-            getResponse = provider.fetchParticipantStatsPerControlLoop("testName", "1.001");
-            assertThat(getResponse.getStatisticsList()).hasSize(2);
-            assertEquals(getResponse.getStatisticsList().get(0).toString().replaceAll("\\s+", ""),
-                    inputParticipantStatistics.getStatisticsList().get(0).toString().replaceAll("\\s+", ""));
-            assertThat(provider.fetchParticipantStatsPerControlLoop("invalidCLName", "1.002").getStatisticsList())
-                    .isEmpty();
-        }
-
+        participantStatisticsProvider = new ParticipantStatisticsProvider(parameters.getDatabaseProviderParameters());
+        clElementStatisticsProvider = new ClElementStatisticsProvider(parameters.getDatabaseProviderParameters());
+        var mockClProvider = Mockito.mock(ControlLoopProvider.class);
+        var provider =
+                new MonitoringProvider(participantStatisticsProvider, clElementStatisticsProvider, mockClProvider);
+
+        provider.createParticipantStatistics(inputParticipantStatistics.getStatisticsList());
+
+        var controlLoop = new ControlLoop();
+        var element = new ControlLoopElement();
+        element.setParticipantId(new ToscaConceptIdentifier("name1", "1.001"));
+        controlLoop.setElements(Map.of(UUID.randomUUID(), element));
+        when(mockClProvider.getControlLoop(eq(new ToscaConceptIdentifier("testName", "1.001"))))
+                .thenReturn(controlLoop);
+
+        ParticipantStatisticsList getResponse = provider.fetchParticipantStatsPerControlLoop("testName", "1.001");
+        assertThat(getResponse.getStatisticsList()).hasSize(2);
+        assertEquals(getResponse.getStatisticsList().get(0).toString().replaceAll("\\s+", ""),
+                inputParticipantStatistics.getStatisticsList().get(0).toString().replaceAll("\\s+", ""));
+        assertThat(provider.fetchParticipantStatsPerControlLoop("invalidCLName", "1.002").getStatisticsList())
+                .isEmpty();
     }
 
     @Test
     void testClElementStatsPerCL() throws Exception {
-        ClRuntimeParameterGroup parameters = CommonTestData.geParameterGroup(0, "getelemstatPerCL");
-
         // Setup a dummy Control loop data
         ControlLoopElement mockClElement = new ControlLoopElement();
         mockClElement.setId(inputClElementStatistics.getClElementStatistics().get(0).getId());
@@ -223,30 +253,32 @@ class TestMonitoringProvider {
         mockCL.setElements(new LinkedHashMap<>());
         mockCL.getElements().put(mockClElement.getId(), mockClElement);
 
-        // Mock controlloop data to be returned for the given CL Id
+        ClRuntimeParameterGroup parameters = CommonTestData.geParameterGroup(0, "getelemstatPerCL");
+        participantStatisticsProvider = new ParticipantStatisticsProvider(parameters.getDatabaseProviderParameters());
+        clElementStatisticsProvider = new ClElementStatisticsProvider(parameters.getDatabaseProviderParameters());
         ControlLoopProvider mockClProvider = Mockito.mock(ControlLoopProvider.class);
+        var monitoringProvider =
+                new MonitoringProvider(participantStatisticsProvider, clElementStatisticsProvider, mockClProvider);
+
+        // Mock controlloop data to be returned for the given CL Id
         when(mockClProvider.getControlLoop(new ToscaConceptIdentifier("testCLName", "1.001"))).thenReturn(mockCL);
 
-        try (MonitoringProvider monitoringProvider = new MonitoringProvider(parameters)) {
-            monitoringProvider.createClElementStatistics(inputClElementStatistics.getClElementStatistics());
-            Field controlLoopProviderField = monitoringProvider.getClass().getDeclaredField(CL_PROVIDER_FIELD);
-            controlLoopProviderField.setAccessible(true);
-            controlLoopProviderField.set(monitoringProvider, mockClProvider);
+        monitoringProvider.createClElementStatistics(inputClElementStatistics.getClElementStatistics());
 
-            ClElementStatisticsList getResponse;
-            getResponse = monitoringProvider.fetchClElementStatsPerControlLoop("testCLName", "1.001");
+        ClElementStatisticsList getResponse;
+        getResponse = monitoringProvider.fetchClElementStatsPerControlLoop("testCLName", "1.001");
 
-            assertThat(getResponse.getClElementStatistics()).hasSize(2);
-            assertEquals(getResponse.getClElementStatistics().get(1).toString().replaceAll("\\s+", ""),
-                    inputClElementStatistics.getClElementStatistics().get(1).toString().replaceAll("\\s+", ""));
+        assertThat(getResponse.getClElementStatistics()).hasSize(2);
+        assertEquals(getResponse.getClElementStatistics().get(1).toString().replaceAll("\\s+", ""),
+                inputClElementStatistics.getClElementStatistics().get(1).toString().replaceAll("\\s+", ""));
 
-            assertThat(monitoringProvider.fetchClElementStatsPerControlLoop("invalidCLName", "1.002")
-                    .getClElementStatistics()).isEmpty();
+        assertThat(
+                monitoringProvider.fetchClElementStatsPerControlLoop("invalidCLName", "1.002").getClElementStatistics())
+                        .isEmpty();
 
-            Map<String, ToscaConceptIdentifier> clElementIds =
-                    monitoringProvider.getAllClElementsIdPerControlLoop("testCLName", "1.001");
-            assertThat(clElementIds)
-                    .containsKey(inputClElementStatistics.getClElementStatistics().get(0).getId().toString());
-        }
+        Map<String, ToscaConceptIdentifier> clElementIds =
+                monitoringProvider.getAllClElementsIdPerControlLoop("testCLName", "1.001");
+        assertThat(clElementIds)
+                .containsKey(inputClElementStatistics.getClElementStatistics().get(0).getId().toString());
     }
 }
diff --git a/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/monitoring/rest/MonitoringQueryControllerTest.java b/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/monitoring/rest/MonitoringQueryControllerTest.java
index 95b2113cd..77742aea9 100644
--- a/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/monitoring/rest/MonitoringQueryControllerTest.java
+++ b/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/monitoring/rest/MonitoringQueryControllerTest.java
@@ -34,7 +34,6 @@ import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ClElementStatisticsList;
 import org.onap.policy.clamp.controlloop.models.controlloop.concepts.ParticipantStatisticsList;
-import org.onap.policy.clamp.controlloop.runtime.main.parameters.ClRuntimeParameterGroup;
 import org.onap.policy.clamp.controlloop.runtime.monitoring.MonitoringProvider;
 import org.onap.policy.clamp.controlloop.runtime.util.rest.CommonRestController;
 import org.onap.policy.common.utils.coder.Coder;
@@ -70,7 +69,7 @@ class MonitoringQueryControllerTest extends CommonRestController {
     private static final String CLELEMENT_STATS_PER_CL_ENDPOINT = "monitoring/clelements/controlloop";
 
     @Autowired
-    private ClRuntimeParameterGroup clRuntimeParameterGroup;
+    private MonitoringProvider monitoringProvider;
 
     @LocalServerPort
     private int randomServerPort;
@@ -92,14 +91,12 @@ class MonitoringQueryControllerTest extends CommonRestController {
     public void setUpBeforeEach() throws Exception {
         super.setHttpPrefix(randomServerPort);
 
-        try (var monitoringProvider = new MonitoringProvider(clRuntimeParameterGroup)) {
-            // Insert Participant statistics to DB
-            participantStatisticsList =
-                    monitoringProvider.createParticipantStatistics(inputParticipantStatistics.getStatisticsList());
-            // Insert CL Element statistics to DB
-            clElementStatisticsList =
-                    monitoringProvider.createClElementStatistics(inputClElementStatistics.getClElementStatistics());
-        }
+        // Insert Participant statistics to DB
+        participantStatisticsList =
+                monitoringProvider.createParticipantStatistics(inputParticipantStatistics.getStatisticsList());
+        // Insert CL Element statistics to DB
+        clElementStatisticsList =
+                monitoringProvider.createClElementStatistics(inputClElementStatistics.getClElementStatistics());
     }
 
     @Test
diff --git a/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/util/CommonTestData.java b/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/util/CommonTestData.java
index aa17e9c4f..464c14354 100644
--- a/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/util/CommonTestData.java
+++ b/runtime-controlloop/src/test/java/org/onap/policy/clamp/controlloop/runtime/util/CommonTestData.java
@@ -27,6 +27,11 @@ import org.onap.policy.common.utils.coder.Coder;
 import org.onap.policy.common.utils.coder.CoderException;
 import org.onap.policy.common.utils.coder.StandardCoder;
 import org.onap.policy.common.utils.resources.ResourceUtils;
+import org.onap.policy.models.base.PfModelException;
+import org.onap.policy.models.base.PfModelRuntimeException;
+import org.onap.policy.models.provider.PolicyModelsProvider;
+import org.onap.policy.models.provider.PolicyModelsProviderFactory;
+import org.onap.policy.models.provider.PolicyModelsProviderParameters;
 
 /**
  * Class to hold/create all parameters for test cases.
@@ -63,4 +68,19 @@ public class CommonTestData {
         return ResourceUtils.getResourceAsString("src/test/resources/parameters/InstantiationConfigParametersStd.json")
                 .replace("${port}", String.valueOf(port)).replace("${dbName}", "jdbc:h2:mem:" + dbName);
     }
+
+    /**
+     * Create a new PolicyModelsProvider.
+     *
+     * @param databaseProviderParameters the database Provider Parameters
+     * @return a new PolicyModelsProvider
+     */
+    public static PolicyModelsProvider getPolicyModelsProvider(
+            PolicyModelsProviderParameters databaseProviderParameters) {
+        try {
+            return new PolicyModelsProviderFactory().createPolicyModelsProvider(databaseProviderParameters);
+        } catch (PfModelException e) {
+            throw new PfModelRuntimeException(e);
+        }
+    }
 }
diff --git a/runtime-controlloop/src/test/resources/parameters/TestParameters.json b/runtime-controlloop/src/test/resources/parameters/TestParameters.json
index 9bcd764cb..680e070f2 100644
--- a/runtime-controlloop/src/test/resources/parameters/TestParameters.json
+++ b/runtime-controlloop/src/test/resources/parameters/TestParameters.json
@@ -50,13 +50,6 @@
                     "localhost"
                 ],
                 "topicCommInfrastructure": "dmaap"
-            },
-            {
-                "topic": "POLICY-NOTIFICATION",
-                "servers": [
-                    "localhost"
-                ],
-                "topicCommInfrastructure": "dmaap"
             }
         ]
     }