Add policy metadataSet handling as node templates

Each metadataSet is represented as a 'node_template' in Tosca
mapped to a specific node type.
Support added for db operations of node templates as
independent entities.

Detailed documentation available here :
https://wiki.onap.org/display/DW/Enable+Handling+of+Policy+Type+Metadata

Issue-ID: POLICY-3832
Signed-off-by: zrrmmua <ramesh.murugan.iyer@est.tech>
Change-Id: I6c189142b1778ba858aae27cd92d4f136d950208

8 files changed, 846 insertions, 2 deletions

diff --git a/models-provider/src/test/java/org/onap/policy/models/provider/impl/DatabasePolicyModelsProviderTest.java b/models-provider/src/test/java/org/onap/policy/models/provider/impl/DatabasePolicyModelsProviderTest.java
index 57c261cb5..561ef5daa 100644
--- a/models-provider/src/test/java/org/onap/policy/models/provider/impl/DatabasePolicyModelsProviderTest.java
+++ b/models-provider/src/test/java/org/onap/policy/models/provider/impl/DatabasePolicyModelsProviderTest.java
@@ -1,6 +1,6 @@
 /*-
  * ============LICENSE_START=======================================================
- *  Copyright (C) 2019-2021 Nordix Foundation.
+ *  Copyright (C) 2019-2022 Nordix Foundation.
  *  Modifications Copyright (C) 2019, 2021 AT&T Intellectual Property. All rights reserved.
  *  Modifications Copyright (C) 2020 Bell Canada. All rights reserved.
  * ================================================================================
@@ -32,6 +32,7 @@ import static org.junit.Assert.assertTrue;
 import java.time.Instant;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Map;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -53,9 +54,12 @@ import org.onap.policy.models.provider.PolicyModelsProviderParameters;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifier;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifierOptVersion;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaEntityFilter;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeType;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyType;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaTopologyTemplate;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaTypedEntityFilter;
 
 /**
@@ -567,6 +571,31 @@ public class DatabasePolicyModelsProviderTest {
         databaseProvider.close();
     }
 
+    @Test
+    public void testToscaNodeTemplateHandling() throws PfModelException {
+        databaseProvider = new PolicyModelsProviderFactory().createPolicyModelsProvider(parameters);
+
+        ToscaServiceTemplate serviceTemplate = makeNodeTemplate();
+
+        assertEquals("1.0.1",
+            databaseProvider.createToscaNodeTemplates(serviceTemplate).getToscaTopologyTemplate().getNodeTemplates()
+                .get("metadataSet1").getVersion());
+        assertEquals(1, databaseProvider.getNodeTemplateMetadataSets(null, null).size());
+
+        ToscaNodeTemplate nodeTemplate1 = serviceTemplate.getToscaTopologyTemplate().getNodeTemplates()
+            .get("metadataSet1");
+        nodeTemplate1.setMetadata(Map.of("dummyKey", "updatedValue"));
+        serviceTemplate.getToscaTopologyTemplate().setNodeTemplates(Map.of("metadataSet1:1.0.1", nodeTemplate1));
+        assertEquals("updatedValue", databaseProvider.updateToscaNodeTemplates(serviceTemplate)
+            .getToscaTopologyTemplate().getNodeTemplates().get("metadataSet1").getMetadata().get("dummyKey"));
+
+        assertThatThrownBy(() -> {
+            databaseProvider.deleteToscaNodeTemplate("invalidName", "1.0.1");
+        }).hasMessage("node template invalidName:1.0.1 not found");
+
+        databaseProvider.close();
+    }
+
     private List<PdpStatistics> makePdpStatisticsList() {
         PdpStatistics pdpStatistics = new PdpStatistics();
         pdpStatistics.setPdpInstanceId(NAME);
@@ -576,4 +605,21 @@ public class DatabasePolicyModelsProviderTest {
         List<PdpStatistics> statisticsArrayList = List.of(pdpStatistics);
         return statisticsArrayList;
     }
+
+    private ToscaServiceTemplate makeNodeTemplate() {
+        ToscaServiceTemplate serviceTemplate = new ToscaServiceTemplate();
+        serviceTemplate.setToscaDefinitionsVersion("sample:1.1.0");
+        serviceTemplate.setToscaTopologyTemplate(new ToscaTopologyTemplate());
+        serviceTemplate.setNodeTypes(Map.of("org.onap.policy.metadataSet:1.0.0", new ToscaNodeType()));
+        ToscaNodeTemplate nodeTemplate1 = new ToscaNodeTemplate();
+        nodeTemplate1.setName("metadataSet1");
+        nodeTemplate1.setVersion("1.0.1");
+        nodeTemplate1.setType("org.onap.policy.metadataSet");
+        nodeTemplate1.setTypeVersion("1.0.0");
+        nodeTemplate1.setMetadata(Map.of("dummyKey", "dummyValue"));
+
+        serviceTemplate.getToscaTopologyTemplate().setNodeTemplates(Map.of("metadataSet1", nodeTemplate1));
+
+        return serviceTemplate;
+    }
 }
diff --git a/models-provider/src/test/java/org/onap/policy/models/provider/impl/DummyBadProviderImpl.java b/models-provider/src/test/java/org/onap/policy/models/provider/impl/DummyBadProviderImpl.java
index 6cb95ee54..410ecf26a 100644
--- a/models-provider/src/test/java/org/onap/policy/models/provider/impl/DummyBadProviderImpl.java
+++ b/models-provider/src/test/java/org/onap/policy/models/provider/impl/DummyBadProviderImpl.java
@@ -1,6 +1,6 @@
 /*-
  * ============LICENSE_START=======================================================
- *  Copyright (C) 2019-2021 Nordix Foundation.
+ *  Copyright (C) 2019-2022 Nordix Foundation.
  *  Modifications Copyright (C) 2019, 2021 AT&T Intellectual Property. All rights reserved.
  *  Modifications Copyright (C) 2020 Bell Canada. All rights reserved.
  * ================================================================================
@@ -27,8 +27,10 @@ import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.List;
+import java.util.Map;
 import javax.ws.rs.core.Response;
 import lombok.NonNull;
+import org.onap.policy.models.base.PfConceptKey;
 import org.onap.policy.models.base.PfModelException;
 import org.onap.policy.models.base.PfModelRuntimeException;
 import org.onap.policy.models.pap.concepts.PolicyAudit;
@@ -43,6 +45,8 @@ import org.onap.policy.models.pdp.persistence.provider.PdpFilterParameters;
 import org.onap.policy.models.provider.PolicyModelsProvider;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifierOptVersion;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaEntityFilter;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaEntityKey;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyType;
 import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
@@ -135,6 +139,38 @@ public class DummyBadProviderImpl implements PolicyModelsProvider {
     }
 
     @Override
+    public ToscaServiceTemplate createToscaNodeTemplates(@NonNull ToscaServiceTemplate serviceTemplate)
+        throws PfModelException {
+        return null;
+    }
+
+    @Override
+    public ToscaServiceTemplate updateToscaNodeTemplates(@NonNull ToscaServiceTemplate serviceTemplate)
+        throws PfModelRuntimeException, PfModelException {
+        return null;
+    }
+
+    @Override
+    public ToscaServiceTemplate deleteToscaNodeTemplate(@NonNull String name, @NonNull String version)
+        throws PfModelException {
+        return null;
+    }
+
+    @Override
+    public List<Map<ToscaEntityKey, Map<String, Object>>> getNodeTemplateMetadataSets(@NonNull String name,
+                                                                                      @NonNull String version)
+        throws PfModelException {
+        return null;
+    }
+
+    @Override
+    public List<Map<PfConceptKey, ToscaNodeTemplate>> getToscaNodeTemplate(final String name,
+                                                                           final String version)
+        throws PfModelException {
+        return null;
+    }
+
+    @Override
     public List<PdpGroup> getPdpGroups(String name) throws PfModelException {
         return Collections.emptyList();
     }
diff --git a/models-provider/src/test/java/org/onap/policy/models/provider/impl/DummyPolicyModelsProviderImpl.java b/models-provider/src/test/java/org/onap/policy/models/provider/impl/DummyPolicyModelsProviderImpl.java
new file mode 100644
index 000000000..dcc436a05
--- /dev/null
+++ b/models-provider/src/test/java/org/onap/policy/models/provider/impl/DummyPolicyModelsProviderImpl.java
@@ -0,0 +1,359 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019-2022 Nordix Foundation.
+ *  Copyright (C) 2019, 2021 AT&T Intellectual Property. All rights reserved.
+ *  Modifications Copyright (C) 2020 Bell Canada. All rights reserved.
+ * ================================================================================
+ * 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.models.provider.impl;
+
+import java.time.Instant;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+import javax.ws.rs.core.Response;
+import lombok.NonNull;
+import org.onap.policy.common.utils.coder.StandardCoder;
+import org.onap.policy.common.utils.resources.ResourceUtils;
+import org.onap.policy.models.base.PfConceptKey;
+import org.onap.policy.models.base.PfModelException;
+import org.onap.policy.models.base.PfModelRuntimeException;
+import org.onap.policy.models.pap.concepts.PolicyAudit;
+import org.onap.policy.models.pap.persistence.provider.PolicyAuditProvider.AuditFilter;
+import org.onap.policy.models.pdp.concepts.Pdp;
+import org.onap.policy.models.pdp.concepts.PdpGroup;
+import org.onap.policy.models.pdp.concepts.PdpGroupFilter;
+import org.onap.policy.models.pdp.concepts.PdpPolicyStatus;
+import org.onap.policy.models.pdp.concepts.PdpStatistics;
+import org.onap.policy.models.pdp.concepts.PdpSubGroup;
+import org.onap.policy.models.pdp.persistence.provider.PdpFilterParameters;
+import org.onap.policy.models.provider.PolicyModelsProvider;
+import org.onap.policy.models.provider.PolicyModelsProviderParameters;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaConceptIdentifierOptVersion;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaEntityFilter;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaEntityKey;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaNodeTemplate;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicyType;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
+import org.onap.policy.models.tosca.authorative.concepts.ToscaTypedEntityFilter;
+
+/**
+ * This class provides a dummy implementation of the Policy Models Provider for the ONAP Policy Framework.
+ *
+ * @author Liam Fallon (liam.fallon@est.tech)
+ * @author Chenfei Gao (cgao@research.att.com)
+ */
+public class DummyPolicyModelsProviderImpl implements PolicyModelsProvider {
+    /**
+     * Constructor that takes the parameters.
+     *
+     * @param parameters the parameters for the provider
+     */
+    public DummyPolicyModelsProviderImpl(final PolicyModelsProviderParameters parameters) {
+        // Default constructor
+    }
+
+    @Override
+    public void init() throws PfModelException {
+        // Not required on the dummy provider
+    }
+
+    @Override
+    public void close() {
+        // Not required on the dummy provider
+    }
+
+
+    @Override
+    public List<ToscaServiceTemplate> getServiceTemplateList(String name, String version) throws PfModelException {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public List<ToscaServiceTemplate> getFilteredServiceTemplateList(
+            @NonNull ToscaEntityFilter<ToscaServiceTemplate> filter) throws PfModelException {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public ToscaServiceTemplate createServiceTemplate(@NonNull ToscaServiceTemplate serviceTemplate)
+            throws PfModelException {
+        return serviceTemplate;
+    }
+
+    @Override
+    public ToscaServiceTemplate updateServiceTemplate(@NonNull ToscaServiceTemplate serviceTemplate)
+            throws PfModelException {
+        return serviceTemplate;
+    }
+
+    @Override
+    public ToscaServiceTemplate deleteServiceTemplate(@NonNull String name, @NonNull String version)
+            throws PfModelException {
+        return getDummyResponse("dummyimpl/DummyToscaServiceTemplateDeleteResponse.json");
+    }
+
+    @Override
+    public ToscaServiceTemplate getPolicyTypes(final String name, final String version) throws PfModelException {
+        return getDummyResponse("dummyimpl/DummyToscaPolicyTypeGetResponse.json");
+    }
+
+    @Override
+    public List<ToscaPolicyType> getPolicyTypeList(final String name, final String version) throws PfModelException {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public ToscaServiceTemplate getFilteredPolicyTypes(ToscaEntityFilter<ToscaPolicyType> filter)
+            throws PfModelException {
+        return getDummyResponse("dummyimpl/DummyToscaPolicyTypeGetResponse.json");
+    }
+
+    @Override
+    public List<ToscaPolicyType> getFilteredPolicyTypeList(ToscaEntityFilter<ToscaPolicyType> filter) {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public ToscaServiceTemplate createPolicyTypes(final ToscaServiceTemplate serviceTemplate) throws PfModelException {
+        return serviceTemplate;
+    }
+
+    @Override
+    public ToscaServiceTemplate updatePolicyTypes(final ToscaServiceTemplate serviceTemplate) throws PfModelException {
+        return serviceTemplate;
+    }
+
+    @Override
+    public ToscaServiceTemplate deletePolicyType(final String name, final String version) throws PfModelException {
+        return getDummyResponse("dummyimpl/DummyToscaPolicyTypeDeleteResponse.json");
+    }
+
+    @Override
+    public ToscaServiceTemplate getPolicies(final String name, final String version) throws PfModelException {
+        return getDummyResponse("dummyimpl/DummyToscaPolicyGetResponse.json");
+    }
+
+    @Override
+    public List<ToscaPolicy> getPolicyList(final String name, final String version) throws PfModelException {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public ToscaServiceTemplate getFilteredPolicies(ToscaTypedEntityFilter<ToscaPolicy> filter)
+            throws PfModelException {
+        return getDummyResponse("dummyimpl/DummyToscaPolicyGetResponse.json");
+    }
+
+    @Override
+    public List<ToscaPolicy> getFilteredPolicyList(ToscaTypedEntityFilter<ToscaPolicy> filter) throws PfModelException {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public ToscaServiceTemplate createPolicies(final ToscaServiceTemplate serviceTemplate) throws PfModelException {
+        return serviceTemplate;
+    }
+
+    @Override
+    public ToscaServiceTemplate updatePolicies(final ToscaServiceTemplate serviceTemplate) throws PfModelException {
+        return serviceTemplate;
+    }
+
+    @Override
+    public ToscaServiceTemplate deletePolicy(final String name, final String version) throws PfModelException {
+        return getDummyResponse("dummyimpl/DummyToscaPolicyDeleteResponse.json");
+    }
+
+    @Override
+    public ToscaServiceTemplate createToscaNodeTemplates(@NonNull ToscaServiceTemplate serviceTemplate)
+        throws PfModelException {
+        return getDummyNodeTemplateResponse("dummyimpl/DummyToscaNodeTemplateResponse.json");
+    }
+
+    @Override
+    public ToscaServiceTemplate updateToscaNodeTemplates(@NonNull ToscaServiceTemplate serviceTemplate)
+        throws PfModelRuntimeException, PfModelException {
+        return getDummyNodeTemplateResponse("dummyimpl/DummyToscaNodeTemplateResponse.json");
+    }
+
+    @Override
+    public ToscaServiceTemplate deleteToscaNodeTemplate(@NonNull String name, @NonNull String version)
+        throws PfModelException {
+        return getDummyNodeTemplateResponse("dummyimpl/DummyToscaNodeTemplateResponse.json");
+    }
+
+    @Override
+    public List<Map<ToscaEntityKey, Map<String, Object>>> getNodeTemplateMetadataSets(@NonNull String name,
+                                                                                      @NonNull String version)
+        throws PfModelException {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public List<Map<PfConceptKey, ToscaNodeTemplate>> getToscaNodeTemplate(final String name,
+                                                                           final String version)
+        throws PfModelException {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public List<PdpGroup> getPdpGroups(final String name) throws PfModelException {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public List<PdpGroup> getFilteredPdpGroups(PdpGroupFilter filter) throws PfModelException {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public List<PdpGroup> createPdpGroups(final List<PdpGroup> pdpGroups) throws PfModelException {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public List<PdpGroup> updatePdpGroups(final List<PdpGroup> pdpGroups) throws PfModelException {
+        return new ArrayList<>();
+    }
+
+    @Override
+    public void updatePdpSubGroup(final String pdpGroupName, final PdpSubGroup pdpSubGroup) throws PfModelException {
+        // Not implemented
+    }
+
+    @Override
+    public void updatePdp(String pdpGroupName, String pdpSubGroup, Pdp pdp) throws PfModelException {
+        // Not implemented
+    }
+
+    @Override
+    public PdpGroup deletePdpGroup(final String name) throws PfModelException {
+        return null;
+    }
+
+    @Override
+    public List<PdpStatistics> getFilteredPdpStatistics(PdpFilterParameters filterParams) throws PfModelException {
+        // Not implemented
+        return new ArrayList<>();
+    }
+
+    @Override
+    public List<PdpStatistics> createPdpStatistics(final List<PdpStatistics> pdpStatisticsList)
+            throws PfModelException {
+        // Not implemented
+        return new ArrayList<>();
+    }
+
+    @Override
+    public List<PdpStatistics> updatePdpStatistics(final List<PdpStatistics> pdpStatisticsList)
+            throws PfModelException {
+        // Not implemented
+        return new ArrayList<>();
+    }
+
+    @Override
+    public List<PdpStatistics> deletePdpStatistics(final String name, final Instant timestamp) {
+        // Not implemented
+        return new ArrayList<>();
+    }
+
+    @Override
+    public List<PdpPolicyStatus> getAllPolicyStatus() throws PfModelException {
+        // Not implemented
+        return new ArrayList<>();
+    }
+
+    @Override
+    public List<PdpPolicyStatus> getAllPolicyStatus(@NonNull ToscaConceptIdentifierOptVersion policy)
+            throws PfModelException {
+        // Not implemented
+        return new ArrayList<>();
+    }
+
+    @Override
+    public List<PdpPolicyStatus> getGroupPolicyStatus(String groupName) throws PfModelException {
+        // Not implemented
+        return new ArrayList<>();
+    }
+
+    @Override
+    public void cudPolicyStatus(Collection<PdpPolicyStatus> createObjs, Collection<PdpPolicyStatus> updateObjs,
+            Collection<PdpPolicyStatus> deleteObjs) {
+        // Not implemented
+    }
+
+    @Override
+    public void createAuditRecords(List<PolicyAudit> auditRecords) {
+        // Not implemented
+    }
+
+    @Override
+    public List<PolicyAudit> getAuditRecords(AuditFilter auditFilter) {
+        // Not implemented
+        return new ArrayList<>();
+    }
+
+    /**
+     * Return a ToscaServicetemplate dummy response.
+     *
+     * @param fileName the file name containing the dummy response
+     * @return the ToscaServiceTemplate with the dummy response
+     */
+    protected ToscaServiceTemplate getDummyResponse(final String fileName) {
+        var standardCoder = new StandardCoder();
+        ToscaServiceTemplate serviceTemplate;
+
+        try {
+            serviceTemplate =
+                    standardCoder.decode(ResourceUtils.getResourceAsString(fileName), ToscaServiceTemplate.class);
+            if (serviceTemplate == null) {
+                throw new PfModelException(Response.Status.INTERNAL_SERVER_ERROR, "error reading specified file");
+            }
+        } catch (Exception exc) {
+            throw new PfModelRuntimeException(Response.Status.INTERNAL_SERVER_ERROR, "error serializing object", exc);
+        }
+
+        return serviceTemplate;
+    }
+
+    /**
+     * Return a tosca node template dummy response.
+     *
+     * @param fileName the file name containing the dummy response
+     * @return the service template with the dummy response
+     */
+    protected ToscaServiceTemplate getDummyNodeTemplateResponse(final String fileName) {
+        var standardCoder = new StandardCoder();
+        ToscaServiceTemplate serviceTemplate;
+
+        try {
+            serviceTemplate =
+                standardCoder.decode(ResourceUtils.getResourceAsString(fileName), ToscaServiceTemplate.class);
+            if (serviceTemplate == null) {
+                throw new PfModelException(Response.Status.INTERNAL_SERVER_ERROR, "error reading specified file");
+            }
+        } catch (Exception exc) {
+            throw new PfModelRuntimeException(Response.Status.INTERNAL_SERVER_ERROR, "error serializing object", exc);
+        }
+
+        return serviceTemplate;
+    }
+}
diff --git a/models-provider/src/test/resources/dummyimpl/DummyToscaNodeTemplateResponse.json b/models-provider/src/test/resources/dummyimpl/DummyToscaNodeTemplateResponse.json
new file mode 100644
index 000000000..291ef47ac
--- /dev/null
+++ b/models-provider/src/test/resources/dummyimpl/DummyToscaNodeTemplateResponse.json
@@ -0,0 +1,46 @@
+{
+  "tosca_definitions_version": "tosca_simple_yaml_1_1_0",
+  "node_types": {
+    "org.onap.nodetypes.policy.MetadataSet": {
+      "derived_from": "tosca.nodetypes.Root",
+      "version": "1.0.0"
+    }
+  },
+  "topology_template": {
+    "node_templates": {
+      "apexMetadata_grpc": {
+        "version": "1.2.1",
+        "type": "org.onap.nodetypes.policy.MetadataSet",
+        "type_version": "1.0.0",
+        "description": "Metadata set for GRPC",
+        "metadata": {
+          "policyModel": {
+            "key": {
+              "name": "GrpcPolicyModel",
+              "version": "1.0.1"
+            }
+          },
+          "threshold": 3.14,
+          "state": "active"
+        }
+      },
+      "apexMetadata_adaptive": {
+        "version": "2.3.1",
+        "type": "org.onap.nodetypes.policy.MetadataSet",
+        "type_version": "1.0.0",
+        "description": "Metadata set for an Adaptive Policy",
+        "metadata": {
+          "policyModel": {
+            "key": {
+              "name": "AdaptivePolicyModel",
+              "version": "1.2.1"
+            }
+          },
+          "radius": 1.23,
+          "height": 2.13,
+          "length": 45
+        }
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/models-provider/src/test/resources/dummyimpl/DummyToscaPolicyDeleteResponse.json b/models-provider/src/test/resources/dummyimpl/DummyToscaPolicyDeleteResponse.json
new file mode 100644
index 000000000..27de380c2
--- /dev/null
+++ b/models-provider/src/test/resources/dummyimpl/DummyToscaPolicyDeleteResponse.json
@@ -0,0 +1,48 @@
+{
+    "tosca_definitions_version": "tosca_simple_yaml_1_0_0",
+    "topology_template": {
+        "policies": [
+            {
+                "onap.vcpe.tca": {
+                    "type": "onap.policies.monitoring.cdap.tca.hi.lo.app",
+                    "version": "1.0.0",
+                    "metadata": {
+                        "policy-id": "onap.vcpe.tca"
+                    },
+                    "properties": {
+                        "domain": "measurementsForVfScaling",
+                        "metricsPerEventName": [
+                            {
+                                "eventName": "Measurement_vGMUX",
+                                "controlLoopSchemaType": "VNF",
+                                "policyScope": "DCAE",
+                                "policyName": "DCAE.Config_tca-hi-lo",
+                                "policyVersion": "v0.0.1",
+                                "thresholds": [
+                                    {
+                                        "closedLoopControlName": "ControlLoop-vCPE-48f0c2c3-a172-4192-9ae3-052274181b6e",
+                                        "version": "1.0.2",
+                                        "fieldPath": "$.event.measurementsForVfScalingFields.additionalMeasurements[*].arrayOfFields[0].value",
+                                        "thresholdValue": 0,
+                                        "direction": "EQUAL",
+                                        "severity": "MAJOR",
+                                        "closedLoopEventStatus": "ABATED"
+                                    },
+                                    {
+                                        "closedLoopControlName": "ControlLoop-vCPE-48f0c2c3-a172-4192-9ae3-052274181b6e",
+                                        "version": "1.0.2",
+                                        "fieldPath": "$.event.measurementsForVfScalingFields.additionalMeasurements[*].arrayOfFields[0].value",
+                                        "thresholdValue": 0,
+                                        "direction": "GREATER",
+                                        "severity": "CRITICAL",
+                                        "closedLoopEventStatus": "ONSET"
+                                    }
+                                ]
+                            }
+                        ]
+                    }
+                }
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/models-provider/src/test/resources/dummyimpl/DummyToscaPolicyGetResponse.json b/models-provider/src/test/resources/dummyimpl/DummyToscaPolicyGetResponse.json
new file mode 100644
index 000000000..27de380c2
--- /dev/null
+++ b/models-provider/src/test/resources/dummyimpl/DummyToscaPolicyGetResponse.json
@@ -0,0 +1,48 @@
+{
+    "tosca_definitions_version": "tosca_simple_yaml_1_0_0",
+    "topology_template": {
+        "policies": [
+            {
+                "onap.vcpe.tca": {
+                    "type": "onap.policies.monitoring.cdap.tca.hi.lo.app",
+                    "version": "1.0.0",
+                    "metadata": {
+                        "policy-id": "onap.vcpe.tca"
+                    },
+                    "properties": {
+                        "domain": "measurementsForVfScaling",
+                        "metricsPerEventName": [
+                            {
+                                "eventName": "Measurement_vGMUX",
+                                "controlLoopSchemaType": "VNF",
+                                "policyScope": "DCAE",
+                                "policyName": "DCAE.Config_tca-hi-lo",
+                                "policyVersion": "v0.0.1",
+                                "thresholds": [
+                                    {
+                                        "closedLoopControlName": "ControlLoop-vCPE-48f0c2c3-a172-4192-9ae3-052274181b6e",
+                                        "version": "1.0.2",
+                                        "fieldPath": "$.event.measurementsForVfScalingFields.additionalMeasurements[*].arrayOfFields[0].value",
+                                        "thresholdValue": 0,
+                                        "direction": "EQUAL",
+                                        "severity": "MAJOR",
+                                        "closedLoopEventStatus": "ABATED"
+                                    },
+                                    {
+                                        "closedLoopControlName": "ControlLoop-vCPE-48f0c2c3-a172-4192-9ae3-052274181b6e",
+                                        "version": "1.0.2",
+                                        "fieldPath": "$.event.measurementsForVfScalingFields.additionalMeasurements[*].arrayOfFields[0].value",
+                                        "thresholdValue": 0,
+                                        "direction": "GREATER",
+                                        "severity": "CRITICAL",
+                                        "closedLoopEventStatus": "ONSET"
+                                    }
+                                ]
+                            }
+                        ]
+                    }
+                }
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/models-provider/src/test/resources/dummyimpl/DummyToscaPolicyTypeDeleteResponse.json b/models-provider/src/test/resources/dummyimpl/DummyToscaPolicyTypeDeleteResponse.json
new file mode 100644
index 000000000..27de380c2
--- /dev/null
+++ b/models-provider/src/test/resources/dummyimpl/DummyToscaPolicyTypeDeleteResponse.json
@@ -0,0 +1,48 @@
+{
+    "tosca_definitions_version": "tosca_simple_yaml_1_0_0",
+    "topology_template": {
+        "policies": [
+            {
+                "onap.vcpe.tca": {
+                    "type": "onap.policies.monitoring.cdap.tca.hi.lo.app",
+                    "version": "1.0.0",
+                    "metadata": {
+                        "policy-id": "onap.vcpe.tca"
+                    },
+                    "properties": {
+                        "domain": "measurementsForVfScaling",
+                        "metricsPerEventName": [
+                            {
+                                "eventName": "Measurement_vGMUX",
+                                "controlLoopSchemaType": "VNF",
+                                "policyScope": "DCAE",
+                                "policyName": "DCAE.Config_tca-hi-lo",
+                                "policyVersion": "v0.0.1",
+                                "thresholds": [
+                                    {
+                                        "closedLoopControlName": "ControlLoop-vCPE-48f0c2c3-a172-4192-9ae3-052274181b6e",
+                                        "version": "1.0.2",
+                                        "fieldPath": "$.event.measurementsForVfScalingFields.additionalMeasurements[*].arrayOfFields[0].value",
+                                        "thresholdValue": 0,
+                                        "direction": "EQUAL",
+                                        "severity": "MAJOR",
+                                        "closedLoopEventStatus": "ABATED"
+                                    },
+                                    {
+                                        "closedLoopControlName": "ControlLoop-vCPE-48f0c2c3-a172-4192-9ae3-052274181b6e",
+                                        "version": "1.0.2",
+                                        "fieldPath": "$.event.measurementsForVfScalingFields.additionalMeasurements[*].arrayOfFields[0].value",
+                                        "thresholdValue": 0,
+                                        "direction": "GREATER",
+                                        "severity": "CRITICAL",
+                                        "closedLoopEventStatus": "ONSET"
+                                    }
+                                ]
+                            }
+                        ]
+                    }
+                }
+            }
+        ]
+    }
+}
\ No newline at end of file
diff --git a/models-provider/src/test/resources/dummyimpl/DummyToscaPolicyTypeGetResponse.json b/models-provider/src/test/resources/dummyimpl/DummyToscaPolicyTypeGetResponse.json
new file mode 100644
index 000000000..477d4477a
--- /dev/null
+++ b/models-provider/src/test/resources/dummyimpl/DummyToscaPolicyTypeGetResponse.json
@@ -0,0 +1,213 @@
+{
+  "tosca_definitions_version": "tosca_simple_yaml_1_0_0",
+  "policy_types": {
+    "onap.policies.Monitoring": {
+      "derived_from": "tosca.policies.Root",
+      "description": "a base policy type for all policies that governs monitoring provisioning"
+    },
+    "onap.policy.monitoring.cdap.tca.hi.lo.app": {
+      "derived_from": "onap.policies.Monitoring",
+      "version": "1.0.0",
+      "properties": {
+        "tca_policy": {
+          "type": "map",
+          "description": "TCA Policy JSON",
+          "entry_schema": {
+            "type": "onap.datatypes.monitoring.tca_policy"
+          }
+        }
+      }
+    }
+  },
+  "data_types": {
+    "onap.datatypes.monitoring.metricsPerEventName": {
+      "derived_from": "tosca.datatypes.Root",
+      "properties": {
+        "controlLoopSchemaType": {
+          "type": "string",
+          "required": true,
+          "description": "Specifies Control Loop Schema Type for the event Name e.g. VNF, VM",
+          "constraints": [
+            {
+              "valid_values": [
+                "VM",
+                "VNF"
+              ]
+            }
+          ]
+        },
+        "eventName": {
+          "type": "string",
+          "required": true,
+          "description": "Event name to which thresholds need to be applied"
+        },
+        "policyName": {
+          "type": "string",
+          "required": true,
+          "description": "TCA Policy Scope Name"
+        },
+        "policyScope": {
+          "type": "string",
+          "required": true,
+          "description": "TCA Policy Scope"
+        },
+        "policyVersion": {
+          "type": "string",
+          "required": true,
+          "description": "TCA Policy Scope Version"
+        },
+        "thresholds": {
+          "type": "list",
+          "required": true,
+          "description": "Thresholds associated with eventName",
+          "entry_schema": {
+            "type": "onap.datatypes.monitoring.thresholds"
+          }
+        }
+      }
+    }
+  },
+  "onap.datatypes.monitoring.tca_policy": {
+    "derived_from": "tosca.datatypes.Root",
+    "properties": {
+      "domain": {
+        "type": "string",
+        "required": true,
+        "description": "Domain name to which TCA needs to be applied",
+        "default": "measurementsForVfScaling",
+        "constraints": [
+          {
+            "equal": "measurementsForVfScaling"
+          }
+        ]
+      },
+      "metricsPerEventName": {
+        "type": "list",
+        "required": true,
+        "description": "Contains eventName and threshold details that need to be applied to given eventName",
+        "entry_schema": {
+          "type": "onap.datatypes.monitoring.metricsPerEventName"
+        }
+      }
+    }
+  },
+  "onap.datatypes.monitoring.thresholds": {
+    "derived_from": "tosca.datatypes.Root",
+    "properties": {
+      "closedLoopControlName": {
+        "type": "string",
+        "required": true,
+        "description": "Closed Loop Control Name associated with the threshold"
+      },
+      "closedLoopEventStatus": {
+        "type": "string",
+        "required": true,
+        "description": "Closed Loop Event Status of the threshold",
+        "constraints": [
+          {
+            "valid_values": [
+              "ONSET",
+              "ABATED"
+            ]
+          }
+        ]
+      },
+      "direction": {
+        "type": "string",
+        "required": true,
+        "description": "Direction of the threshold",
+        "constraints": [
+          {
+            "valid_values": [
+              "LESS",
+              "LESS_OR_EQUAL",
+              "GREATER",
+              "GREATER_OR_EQUAL",
+              "EQUAL"
+            ]
+          }
+        ]
+      },
+      "fieldPath": {
+        "type": "string",
+        "required": true,
+        "description": "Json field Path as per CEF message which needs to be analyzed for TCA",
+        "constraints": [
+          {
+            "valid_values": [
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedTotalPacketsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedOctetsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedUnicastPacketsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedMulticastPacketsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedBroadcastPacketsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedDiscardedPacketsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedErrorPacketsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedTotalPacketsAccumulated",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedOctetsAccumulated",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedUnicastPacketsAccumulated",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedMulticastPacketsAccumulated",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedBroadcastPacketsAccumulated",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedDiscardedPacketsAccumulated",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].receivedErrorPacketsAccumulated",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedTotalPacketsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedOctetsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedUnicastPacketsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedMulticastPacketsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedBroadcastPacketsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedDiscardedPacketsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedErrorPacketsDelta",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedTotalPacketsAccumulated",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedOctetsAccumulated",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedUnicastPacketsAccumulated",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedMulticastPacketsAccumulated",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedBroadcastPacketsAccumulated",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedDiscardedPacketsAccumulated",
+              "$.event.measurementsForVfScalingFields.vNicPerformanceArray[*].transmittedErrorPacketsAccumulated",
+              "$.event.measurementsForVfScalingFields.cpuUsageArray[*].cpuIdle",
+              "$.event.measurementsForVfScalingFields.cpuUsageArray[*].cpuUsageInterrupt",
+              "$.event.measurementsForVfScalingFields.cpuUsageArray[*].cpuUsageNice",
+              "$.event.measurementsForVfScalingFields.cpuUsageArray[*].cpuUsageSoftIrq",
+              "$.event.measurementsForVfScalingFields.cpuUsageArray[*].cpuUsageSteal",
+              "$.event.measurementsForVfScalingFields.cpuUsageArray[*].cpuUsageSystem",
+              "$.event.measurementsForVfScalingFields.cpuUsageArray[*].cpuWait",
+              "$.event.measurementsForVfScalingFields.cpuUsageArray[*].percentUsage",
+              "$.event.measurementsForVfScalingFields.meanRequestLatency",
+              "$.event.measurementsForVfScalingFields.memoryUsageArray[*].memoryBuffered",
+              "$.event.measurementsForVfScalingFields.memoryUsageArray[*].memoryCached",
+              "$.event.measurementsForVfScalingFields.memoryUsageArray[*].memoryConfigured",
+              "$.event.measurementsForVfScalingFields.memoryUsageArray[*].memoryFree",
+              "$.event.measurementsForVfScalingFields.memoryUsageArray[*].memoryUsed",
+              "$.event.measurementsForVfScalingFields.additionalMeasurements[*].arrayOfFields[0].value"
+            ]
+          }
+        ]
+      },
+      "severity": {
+        "type": "string",
+        "required": true,
+        "description": "Threshold Event Severity",
+        "constraints": [
+          {
+            "valid_values": [
+              "CRITICAL",
+              "MAJOR",
+              "MINOR",
+              "WARNING",
+              "NORMAL"
+            ]
+          }
+        ]
+      },
+      "thresholdValue": {
+        "type": "integer",
+        "required": true,
+        "description": "Threshold value for the field Path inside CEF message"
+      },
+      "version": {
+        "type": "string",
+        "required": true,
+        "description": "Version number associated with the threshold"
+      }
+    }
+  }
+}