Query CmHandles using CPS path
[cps.git] / cps-ncmp-service / src / main / java / org / onap / cps / ncmp / api / impl / NetworkCmProxyDataServiceImpl.java
index f498e5d..28cbf2c 100755 (executable)
 
 package org.onap.cps.ncmp.api.impl;
 
-import static org.onap.cps.ncmp.api.impl.constants.DmiRegistryConstants.NCMP_DATASPACE_NAME;
-import static org.onap.cps.ncmp.api.impl.constants.DmiRegistryConstants.NCMP_DMI_REGISTRY_ANCHOR;
-import static org.onap.cps.ncmp.api.impl.constants.DmiRegistryConstants.NCMP_DMI_REGISTRY_PARENT;
-import static org.onap.cps.ncmp.api.impl.constants.DmiRegistryConstants.NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME;
-import static org.onap.cps.ncmp.api.impl.constants.DmiRegistryConstants.NO_TIMESTAMP;
 import static org.onap.cps.ncmp.api.impl.operations.DmiRequestBody.OperationEnum;
-import static org.onap.cps.spi.CascadeDeleteAllowed.CASCADE_DELETE_ALLOWED;
+import static org.onap.cps.utils.CmHandleQueryRestParametersValidator.validateCmHandleQueryParameters;
 
-import com.google.common.base.Strings;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.HashMap;
-import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
 import java.util.stream.Collectors;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
-import org.onap.cps.api.CpsAdminService;
-import org.onap.cps.api.CpsDataService;
-import org.onap.cps.api.CpsModuleService;
+import org.onap.cps.ncmp.api.NetworkCmProxyCmHandlerQueryService;
 import org.onap.cps.ncmp.api.NetworkCmProxyDataService;
-import org.onap.cps.ncmp.api.impl.exception.HttpClientRequestException;
+import org.onap.cps.ncmp.api.impl.event.lcm.LcmEventsCmHandleStateHandler;
 import org.onap.cps.ncmp.api.impl.operations.DmiDataOperations;
-import org.onap.cps.ncmp.api.impl.operations.DmiModelOperations;
 import org.onap.cps.ncmp.api.impl.operations.DmiOperations;
-import org.onap.cps.ncmp.api.impl.operations.YangModelCmHandleRetriever;
+import org.onap.cps.ncmp.api.impl.utils.YangDataConverter;
 import org.onap.cps.ncmp.api.impl.yangmodels.YangModelCmHandle;
+import org.onap.cps.ncmp.api.inventory.CmHandleState;
+import org.onap.cps.ncmp.api.inventory.CompositeState;
+import org.onap.cps.ncmp.api.inventory.InventoryPersistence;
 import org.onap.cps.ncmp.api.models.CmHandleQueryApiParameters;
 import org.onap.cps.ncmp.api.models.CmHandleRegistrationResponse;
 import org.onap.cps.ncmp.api.models.CmHandleRegistrationResponse.RegistrationError;
@@ -61,7 +54,8 @@ import org.onap.cps.ncmp.api.models.NcmpServiceCmHandle;
 import org.onap.cps.spi.exceptions.AlreadyDefinedException;
 import org.onap.cps.spi.exceptions.DataNodeNotFoundException;
 import org.onap.cps.spi.exceptions.DataValidationException;
-import org.onap.cps.spi.exceptions.SchemaSetNotFoundException;
+import org.onap.cps.spi.model.CmHandleQueryServiceParameters;
+import org.onap.cps.spi.model.ModuleDefinition;
 import org.onap.cps.spi.model.ModuleReference;
 import org.onap.cps.utils.CpsValidator;
 import org.onap.cps.utils.JsonObjectMapper;
@@ -73,37 +67,33 @@ import org.springframework.stereotype.Service;
 @RequiredArgsConstructor
 public class NetworkCmProxyDataServiceImpl implements NetworkCmProxyDataService {
 
-    private final CpsDataService cpsDataService;
-
     private final JsonObjectMapper jsonObjectMapper;
 
     private final DmiDataOperations dmiDataOperations;
 
-    private final DmiModelOperations dmiModelOperations;
-
-    private final CpsModuleService cpsModuleService;
+    private final NetworkCmProxyDataServicePropertyHandler networkCmProxyDataServicePropertyHandler;
 
-    private final CpsAdminService cpsAdminService;
+    private final InventoryPersistence inventoryPersistence;
 
-    private final NetworkCmProxyDataServicePropertyHandler networkCmProxyDataServicePropertyHandler;
+    private final NetworkCmProxyCmHandlerQueryService networkCmProxyCmHandlerQueryService;
 
-    private final YangModelCmHandleRetriever yangModelCmHandleRetriever;
+    private final LcmEventsCmHandleStateHandler lcmEventsCmHandleStateHandler;
 
     @Override
     public DmiPluginRegistrationResponse updateDmiRegistrationAndSyncModule(
-        final DmiPluginRegistration dmiPluginRegistration) {
+            final DmiPluginRegistration dmiPluginRegistration) {
         dmiPluginRegistration.validateDmiPluginRegistration();
-        final var dmiPluginRegistrationResponse = new DmiPluginRegistrationResponse();
+        final DmiPluginRegistrationResponse dmiPluginRegistrationResponse = new DmiPluginRegistrationResponse();
         dmiPluginRegistrationResponse.setRemovedCmHandles(
-            parseAndRemoveCmHandlesInDmiRegistration(dmiPluginRegistration.getRemovedCmHandles()));
+                parseAndRemoveCmHandlesInDmiRegistration(dmiPluginRegistration.getRemovedCmHandles()));
         if (!dmiPluginRegistration.getCreatedCmHandles().isEmpty()) {
             dmiPluginRegistrationResponse.setCreatedCmHandles(
-                parseAndCreateCmHandlesInDmiRegistrationAndSyncModules(dmiPluginRegistration));
+                    parseAndCreateCmHandlesInDmiRegistrationAndSyncModules(dmiPluginRegistration));
         }
         if (!dmiPluginRegistration.getUpdatedCmHandles().isEmpty()) {
             dmiPluginRegistrationResponse.setUpdatedCmHandles(
-                networkCmProxyDataServicePropertyHandler
-                    .updateCmHandleProperties(dmiPluginRegistration.getUpdatedCmHandles()));
+                    networkCmProxyDataServicePropertyHandler
+                            .updateCmHandleProperties(dmiPluginRegistration.getUpdatedCmHandles()));
         }
         return dmiPluginRegistrationResponse;
     }
@@ -114,9 +104,12 @@ public class NetworkCmProxyDataServiceImpl implements NetworkCmProxyDataService
                                                         final String optionsParamInQuery,
                                                         final String topicParamInQuery,
                                                         final String requestId) {
-        CpsValidator.validateNameCharacters(cmHandleId);
-        return getResourceDataResponse(cmHandleId, resourceIdentifier,
-                DmiOperations.DataStoreEnum.PASSTHROUGH_OPERATIONAL, optionsParamInQuery, topicParamInQuery, requestId);
+        final ResponseEntity<?> responseEntity = dmiDataOperations.getResourceDataFromDmi(cmHandleId,
+            resourceIdentifier,
+            optionsParamInQuery,
+            DmiOperations.DataStoreEnum.PASSTHROUGH_OPERATIONAL,
+            requestId, topicParamInQuery);
+        return responseEntity.getBody();
     }
 
     @Override
@@ -125,53 +118,67 @@ public class NetworkCmProxyDataServiceImpl implements NetworkCmProxyDataService
                                                                final String optionsParamInQuery,
                                                                final String topicParamInQuery,
                                                                final String requestId) {
-        CpsValidator.validateNameCharacters(cmHandleId);
-        return getResourceDataResponse(cmHandleId, resourceIdentifier,
-                DmiOperations.DataStoreEnum.PASSTHROUGH_RUNNING, optionsParamInQuery, topicParamInQuery, requestId);
+        final ResponseEntity<?> responseEntity = dmiDataOperations.getResourceDataFromDmi(cmHandleId,
+            resourceIdentifier,
+            optionsParamInQuery,
+            DmiOperations.DataStoreEnum.PASSTHROUGH_RUNNING,
+            requestId, topicParamInQuery);
+        return responseEntity.getBody();
     }
 
     @Override
     public Object writeResourceDataPassThroughRunningForCmHandle(final String cmHandleId,
-                                                               final String resourceIdentifier,
-                                                               final OperationEnum operation,
-                                                               final String requestData,
-                                                               final String dataType) {
+                                                                 final String resourceIdentifier,
+                                                                 final OperationEnum operation,
+                                                                 final String requestData,
+                                                                 final String dataType) {
         CpsValidator.validateNameCharacters(cmHandleId);
-        return handleResponse(
-                dmiDataOperations.writeResourceDataPassThroughRunningFromDmi(cmHandleId, resourceIdentifier, operation,
-                        requestData, dataType), operation);
+        return dmiDataOperations.writeResourceDataPassThroughRunningFromDmi(cmHandleId, resourceIdentifier, operation,
+            requestData, dataType);
     }
 
-
     @Override
     public Collection<ModuleReference> getYangResourcesModuleReferences(final String cmHandleId) {
         CpsValidator.validateNameCharacters(cmHandleId);
-        return cpsModuleService.getYangResourcesModuleReferences(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME, cmHandleId);
+        return inventoryPersistence.getYangResourcesModuleReferences(cmHandleId);
+    }
+
+    @Override
+    public Collection<ModuleDefinition> getModuleDefinitionsByCmHandleId(final String cmHandleId) {
+        CpsValidator.validateNameCharacters(cmHandleId);
+        return inventoryPersistence.getModuleDefinitionsByCmHandleId(cmHandleId);
     }
 
     /**
-     * Retrieve cm handle identifiers for the given list of module names.
+     * Retrieve cm handles with details for the given query parameters.
      *
-     * @param moduleNames module names.
-     * @return a collection of anchor identifiers
+     * @param cmHandleQueryApiParameters cm handle query parameters
+     * @return cm handles with details
      */
     @Override
-    public Collection<String> executeCmHandleHasAllModulesSearch(final Collection<String> moduleNames) {
-        return cpsAdminService.queryAnchorNames(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME, moduleNames);
+    public Set<NcmpServiceCmHandle> executeCmHandleSearch(final CmHandleQueryApiParameters cmHandleQueryApiParameters) {
+        final CmHandleQueryServiceParameters cmHandleQueryServiceParameters = jsonObjectMapper.convertToValueType(
+                cmHandleQueryApiParameters, CmHandleQueryServiceParameters.class);
+
+        validateCmHandleQueryParameters(cmHandleQueryServiceParameters);
+
+        return networkCmProxyCmHandlerQueryService.queryCmHandles(cmHandleQueryServiceParameters);
     }
 
+    /**
+     * Retrieve cm handle ids for the given query parameters.
+     *
+     * @param cmHandleQueryApiParameters cm handle query parameters
+     * @return cm handle ids
+     */
     @Override
-    public Set<String> queryCmHandles(final CmHandleQueryApiParameters cmHandleQueryApiParameters) {
+    public Set<String> executeCmHandleIdSearch(final CmHandleQueryApiParameters cmHandleQueryApiParameters) {
+        final CmHandleQueryServiceParameters cmHandleQueryServiceParameters = jsonObjectMapper.convertToValueType(
+                cmHandleQueryApiParameters, CmHandleQueryServiceParameters.class);
 
-        cmHandleQueryApiParameters.getPublicProperties().forEach((key, value) -> {
-            if (Strings.isNullOrEmpty(key)) {
-                throw new DataValidationException("Invalid Query Parameter.",
-                    "Missing property name - please supply a valid name.");
-            }
-        });
+        validateCmHandleQueryParameters(cmHandleQueryServiceParameters);
 
-        return cpsAdminService.queryCmHandles(jsonObjectMapper.convertToValueType(cmHandleQueryApiParameters,
-                org.onap.cps.spi.model.CmHandleQueryParameters.class));
+        return networkCmProxyCmHandlerQueryService.queryCmHandleIds(cmHandleQueryServiceParameters);
     }
 
     /**
@@ -183,15 +190,37 @@ public class NetworkCmProxyDataServiceImpl implements NetworkCmProxyDataService
     @Override
     public NcmpServiceCmHandle getNcmpServiceCmHandle(final String cmHandleId) {
         CpsValidator.validateNameCharacters(cmHandleId);
-        final NcmpServiceCmHandle ncmpServiceCmHandle = new NcmpServiceCmHandle();
+        return YangDataConverter.convertYangModelCmHandleToNcmpServiceCmHandle(
+                inventoryPersistence.getYangModelCmHandle(cmHandleId));
+    }
+
+    /**
+     * Get cm handle public properties for a given cm handle id.
+     *
+     * @param cmHandleId cm handle identifier
+     * @return cm handle public properties
+     */
+    @Override
+    public Map<String, String> getCmHandlePublicProperties(final String cmHandleId) {
+        CpsValidator.validateNameCharacters(cmHandleId);
         final YangModelCmHandle yangModelCmHandle =
-            yangModelCmHandleRetriever.getDmiServiceNamesAndProperties(cmHandleId);
-        final List<YangModelCmHandle.Property> dmiProperties = yangModelCmHandle.getDmiProperties();
-        final List<YangModelCmHandle.Property> publicProperties = yangModelCmHandle.getPublicProperties();
-        ncmpServiceCmHandle.setCmHandleId(yangModelCmHandle.getId());
-        setDmiProperties(dmiProperties, ncmpServiceCmHandle);
-        setPublicProperties(publicProperties, ncmpServiceCmHandle);
-        return ncmpServiceCmHandle;
+            inventoryPersistence.getYangModelCmHandle(cmHandleId);
+        final List<YangModelCmHandle.Property> yangModelPublicProperties = yangModelCmHandle.getPublicProperties();
+        final Map<String, String> cmHandlePublicProperties = new HashMap<>();
+        YangDataConverter.asPropertiesMap(yangModelPublicProperties, cmHandlePublicProperties);
+        return cmHandlePublicProperties;
+    }
+
+    /**
+     * Get cm handle composite state for a given cm handle id.
+     *
+     * @param cmHandleId cm handle identifier
+     * @return cm handle state
+     */
+    @Override
+    public CompositeState getCmHandleCompositeState(final String cmHandleId) {
+        CpsValidator.validateNameCharacters(cmHandleId);
+        return inventoryPersistence.getYangModelCmHandle(cmHandleId).getCompositeState();
     }
 
     /**
@@ -201,158 +230,85 @@ public class NetworkCmProxyDataServiceImpl implements NetworkCmProxyDataService
      * @return cm-handle registration response for create cm-handle requests.
      */
     public List<CmHandleRegistrationResponse> parseAndCreateCmHandlesInDmiRegistrationAndSyncModules(
-        final DmiPluginRegistration dmiPluginRegistration) {
+            final DmiPluginRegistration dmiPluginRegistration) {
         List<CmHandleRegistrationResponse> cmHandleRegistrationResponses = new ArrayList<>();
         try {
             cmHandleRegistrationResponses = dmiPluginRegistration.getCreatedCmHandles().stream()
-                .map(cmHandle ->
-                    YangModelCmHandle.toYangModelCmHandle(
+                .map(cmHandle -> {
+                    setCompositeStateToAdvised(cmHandle);
+                    return YangModelCmHandle.toYangModelCmHandle(
                         dmiPluginRegistration.getDmiPlugin(),
                         dmiPluginRegistration.getDmiDataPlugin(),
-                        dmiPluginRegistration.getDmiModelPlugin(), cmHandle)
+                        dmiPluginRegistration.getDmiModelPlugin(),
+                        cmHandle);
+                    }
                 )
-                .map(this::registerAndSyncNewCmHandle)
+                .map(this::registerNewCmHandle)
                 .collect(Collectors.toList());
         } catch (final DataValidationException dataValidationException) {
             cmHandleRegistrationResponses.add(CmHandleRegistrationResponse.createFailureResponse(dmiPluginRegistration
-                    .getCreatedCmHandles().stream()
-                    .map(NcmpServiceCmHandle::getCmHandleId).findFirst().orElse(null),
-                RegistrationError.CM_HANDLE_INVALID_ID));
+                            .getCreatedCmHandles().stream()
+                            .map(NcmpServiceCmHandle::getCmHandleId).findFirst().orElse(null),
+                    RegistrationError.CM_HANDLE_INVALID_ID));
         }
         return cmHandleRegistrationResponses;
     }
 
-    protected void syncModulesAndCreateAnchor(final YangModelCmHandle yangModelCmHandle) {
-        syncAndCreateSchemaSet(yangModelCmHandle);
-        createAnchor(yangModelCmHandle);
+    private void setCompositeStateToAdvised(final NcmpServiceCmHandle ncmpServiceCmHandle) {
+        final CompositeState compositeState = new CompositeState();
+        compositeState.setCmHandleState(CmHandleState.ADVISED);
+        compositeState.setLastUpdateTimeNow();
+        ncmpServiceCmHandle.setCompositeState(compositeState);
     }
 
     protected List<CmHandleRegistrationResponse> parseAndRemoveCmHandlesInDmiRegistration(
-        final List<String> tobeRemovedCmHandles) {
+            final List<String> tobeRemovedCmHandles) {
         final List<CmHandleRegistrationResponse> cmHandleRegistrationResponses =
-            new ArrayList<>(tobeRemovedCmHandles.size());
-        for (final String cmHandle : tobeRemovedCmHandles) {
+                new ArrayList<>(tobeRemovedCmHandles.size());
+        for (final String cmHandleId : tobeRemovedCmHandles) {
             try {
-                CpsValidator.validateNameCharacters(cmHandle);
-                deleteSchemaSetWithCascade(cmHandle);
-                cpsDataService.deleteListOrListElement(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR,
-                    "/dmi-registry/cm-handles[@id='" + cmHandle + "']", NO_TIMESTAMP);
-                cmHandleRegistrationResponses.add(CmHandleRegistrationResponse.createSuccessResponse(cmHandle));
+                CpsValidator.validateNameCharacters(cmHandleId);
+                final YangModelCmHandle yangModelCmHandle = inventoryPersistence.getYangModelCmHandle(cmHandleId);
+                lcmEventsCmHandleStateHandler.updateCmHandleState(yangModelCmHandle,
+                        CmHandleState.DELETING);
+                deleteCmHandleByCmHandleId(cmHandleId);
+                cmHandleRegistrationResponses.add(CmHandleRegistrationResponse.createSuccessResponse(cmHandleId));
+                lcmEventsCmHandleStateHandler.updateCmHandleState(yangModelCmHandle,
+                        CmHandleState.DELETED);
             } catch (final DataNodeNotFoundException dataNodeNotFoundException) {
                 log.error("Unable to find dataNode for cmHandleId : {} , caused by : {}",
-                    cmHandle, dataNodeNotFoundException.getMessage());
+                        cmHandleId, dataNodeNotFoundException.getMessage());
                 cmHandleRegistrationResponses.add(CmHandleRegistrationResponse
-                    .createFailureResponse(cmHandle, RegistrationError.CM_HANDLE_DOES_NOT_EXIST));
+                        .createFailureResponse(cmHandleId, RegistrationError.CM_HANDLE_DOES_NOT_EXIST));
             } catch (final DataValidationException dataValidationException) {
                 log.error("Unable to de-register cm-handle id: {}, caused by: {}",
-                    cmHandle, dataValidationException.getMessage());
+                        cmHandleId, dataValidationException.getMessage());
                 cmHandleRegistrationResponses.add(CmHandleRegistrationResponse
-                    .createFailureResponse(cmHandle, RegistrationError.CM_HANDLE_INVALID_ID));
+                        .createFailureResponse(cmHandleId, RegistrationError.CM_HANDLE_INVALID_ID));
             } catch (final Exception exception) {
                 log.error("Unable to de-register cm-handle id : {} , caused by : {}",
-                    cmHandle, exception.getMessage());
+                        cmHandleId, exception.getMessage());
                 cmHandleRegistrationResponses.add(
-                    CmHandleRegistrationResponse.createFailureResponse(cmHandle, exception));
+                        CmHandleRegistrationResponse.createFailureResponse(cmHandleId, exception));
             }
         }
         return cmHandleRegistrationResponses;
     }
 
-    private void deleteSchemaSetWithCascade(final String schemaSetName) {
-        try {
-            cpsModuleService.deleteSchemaSet(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME, schemaSetName,
-                CASCADE_DELETE_ALLOWED);
-        } catch (final SchemaSetNotFoundException schemaSetNotFoundException) {
-            log.warn("Schema set {} does not exist or already deleted", schemaSetName);
-        }
-    }
-
-    private void syncAndCreateSchemaSet(final YangModelCmHandle yangModelCmHandle) {
-        final Collection<ModuleReference> moduleReferencesFromCmHandle =
-            dmiModelOperations.getModuleReferences(yangModelCmHandle);
-
-        final Collection<ModuleReference> identifiedNewModuleReferencesFromCmHandle = cpsModuleService
-            .identifyNewModuleReferences(moduleReferencesFromCmHandle);
-
-        final Collection<ModuleReference> existingModuleReferencesFromCmHandle =
-            moduleReferencesFromCmHandle.stream().filter(moduleReferenceFromCmHandle ->
-                !identifiedNewModuleReferencesFromCmHandle.contains(moduleReferenceFromCmHandle)
-            ).collect(Collectors.toList());
-
-        final Map<String, String> newModuleNameToContentMap;
-        if (identifiedNewModuleReferencesFromCmHandle.isEmpty()) {
-            newModuleNameToContentMap = new HashMap<>();
-        } else {
-            newModuleNameToContentMap = dmiModelOperations.getNewYangResourcesFromDmi(yangModelCmHandle,
-                identifiedNewModuleReferencesFromCmHandle);
-        }
-        cpsModuleService
-            .createSchemaSetFromModules(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME, yangModelCmHandle.getId(),
-                newModuleNameToContentMap, existingModuleReferencesFromCmHandle);
-    }
-
-    private void createAnchor(final YangModelCmHandle yangModelCmHandle) {
-        cpsAdminService.createAnchor(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME, yangModelCmHandle.getId(),
-            yangModelCmHandle.getId());
+    private void deleteCmHandleByCmHandleId(final String cmHandleId) {
+        inventoryPersistence.deleteSchemaSetWithCascade(cmHandleId);
+        inventoryPersistence.deleteListOrListElement("/dmi-registry/cm-handles[@id='" + cmHandleId + "']");
     }
 
-    private Object getResourceDataResponse(final String cmHandleId,
-                                           final String resourceIdentifier,
-                                           final DmiOperations.DataStoreEnum dataStore,
-                                           final String optionsParamInQuery,
-                                           final String topicParamInQuery,
-                                           final String requestId) {
-        final ResponseEntity<?> responseEntity = dmiDataOperations.getResourceDataFromDmi(
-                cmHandleId, resourceIdentifier, optionsParamInQuery, dataStore, requestId, topicParamInQuery);
-        return handleResponse(responseEntity, OperationEnum.READ);
-    }
-
-    private void setDmiProperties(final List<YangModelCmHandle.Property> dmiProperties,
-                                  final NcmpServiceCmHandle ncmpServiceCmHandle) {
-        final Map<String, String> dmiPropertiesMap = new LinkedHashMap<>(dmiProperties.size());
-        asPropertiesMap(dmiProperties, dmiPropertiesMap);
-        ncmpServiceCmHandle.setDmiProperties(dmiPropertiesMap);
-    }
-
-    private void setPublicProperties(final List<YangModelCmHandle.Property> publicProperties,
-                                     final NcmpServiceCmHandle ncmpServiceCmHandle) {
-        final Map<String, String> publicPropertiesMap = new LinkedHashMap<>();
-        asPropertiesMap(publicProperties, publicPropertiesMap);
-        ncmpServiceCmHandle.setPublicProperties(publicPropertiesMap);
-    }
-
-    private void asPropertiesMap(final List<YangModelCmHandle.Property> properties,
-                                 final Map<String, String> propertiesMap) {
-        for (final YangModelCmHandle.Property property: properties) {
-            propertiesMap.put(property.getName(), property.getValue());
-        }
-    }
-
-
-    private CmHandleRegistrationResponse registerAndSyncNewCmHandle(final YangModelCmHandle yangModelCmHandle) {
+    private CmHandleRegistrationResponse registerNewCmHandle(final YangModelCmHandle yangModelCmHandle) {
         try {
-            final String cmHandleJsonData = String.format("{\"cm-handles\":[%s]}",
-                jsonObjectMapper.asJsonString(yangModelCmHandle));
-            cpsDataService.saveListElements(NCMP_DATASPACE_NAME, NCMP_DMI_REGISTRY_ANCHOR, NCMP_DMI_REGISTRY_PARENT,
-                cmHandleJsonData, NO_TIMESTAMP);
-            syncModulesAndCreateAnchor(yangModelCmHandle);
+            inventoryPersistence.saveCmHandle(yangModelCmHandle);
             return CmHandleRegistrationResponse.createSuccessResponse(yangModelCmHandle.getId());
         } catch (final AlreadyDefinedException alreadyDefinedException) {
             return CmHandleRegistrationResponse.createFailureResponse(
-                yangModelCmHandle.getId(), RegistrationError.CM_HANDLE_ALREADY_EXIST);
+                    yangModelCmHandle.getId(), RegistrationError.CM_HANDLE_ALREADY_EXIST);
         } catch (final Exception exception) {
             return CmHandleRegistrationResponse.createFailureResponse(yangModelCmHandle.getId(), exception);
         }
     }
-
-    private static Object handleResponse(final ResponseEntity<?> responseEntity, final OperationEnum operation) {
-        if (responseEntity.getStatusCode().is2xxSuccessful()) {
-            return responseEntity.getBody();
-        } else {
-            final String exceptionMessage = "Unable to " + operation.toString() + " resource data.";
-            throw new HttpClientRequestException(exceptionMessage, (String) responseEntity.getBody(),
-                responseEntity.getStatusCodeValue());
-        }
-    }
-
-}
\ No newline at end of file
+}