ORAN Devicemanager

ORAN Devicemanager

Issue-ID: SDNC-1378
Signed-off-by: Ravi Pendurty <ravi.pendurty@highstreet-technologies.com>
Change-Id: I9e0eac3dc5a9aa1fec9723de938af706135cf87e
Signed-off-by: Ravi Pendurty <ravi.pendurty@highstreet-technologies.com>

11 files changed, 612 insertions, 0 deletions

diff --git a/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/DeviceManagerORanImpl.java b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/DeviceManagerORanImpl.java
new file mode 100644
index 000000000..8d9a215e2
--- /dev/null
+++ b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/DeviceManagerORanImpl.java
@@ -0,0 +1,89 @@
+/*
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt
+ * =================================================================================================
+ * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. 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.
+ * ============LICENSE_END==========================================================================
+ */
+package org.onap.ccsdk.features.sdnr.wt.devicemanager.oran.impl;
+
+import org.onap.ccsdk.features.sdnr.wt.common.database.HtDatabaseClient;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.factory.FactoryRegistration;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.NetconfNetworkElementService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class DeviceManagerORanImpl implements AutoCloseable {
+
+    private static final Logger LOG = LoggerFactory.getLogger(DeviceManagerORanImpl.class);
+    private static final String APPLICATION_NAME = "DeviceManagerORan";
+    @SuppressWarnings("unused")
+    private static final String CONFIGURATIONFILE = "etc/devicemanager-oran.properties";
+
+
+    private NetconfNetworkElementService netconfNetworkElementService;
+
+    private HtDatabaseClient htDatabaseClient;
+    private Boolean devicemanagerInitializationOk = false;
+    private FactoryRegistration<ORanNetworkElementFactory> resORan;
+
+    // Blueprint begin
+    public DeviceManagerORanImpl() {
+        LOG.info("Creating provider for {}", APPLICATION_NAME);
+        resORan = null;
+    }
+
+    public void setNetconfNetworkElementService(NetconfNetworkElementService netconfNetworkElementService) {
+        this.netconfNetworkElementService = netconfNetworkElementService;
+    }
+
+    public void init() throws Exception {
+
+        LOG.info("Session Initiated start {}", APPLICATION_NAME);
+
+        resORan = netconfNetworkElementService.registerNetworkElementFactory(new ORanNetworkElementFactory());
+
+
+        netconfNetworkElementService.writeToEventLog(APPLICATION_NAME, "startup", "done");
+        this.devicemanagerInitializationOk = true;
+
+        LOG.info("Session Initiated end. Initialization done {}", devicemanagerInitializationOk);
+    }
+    // Blueprint end
+
+    @Override
+    public void close() throws Exception {
+        LOG.info("closing ...");
+        close(htDatabaseClient);
+        close(resORan);
+        LOG.info("closing done");
+    }
+
+    /**
+     * Used to close all Services, that should support AutoCloseable Pattern
+     *
+     * @param toClose
+     * @throws Exception
+     */
+    private void close(AutoCloseable... toCloseList) {
+        for (AutoCloseable element : toCloseList) {
+            if (element != null) {
+                try {
+                    element.close();
+                } catch (Exception e) {
+                    LOG.warn("Fail during close: ", e);
+                }
+            }
+        }
+    }
+}
diff --git a/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanChangeNotificationListener.java b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanChangeNotificationListener.java
new file mode 100644
index 000000000..f57981c9d
--- /dev/null
+++ b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanChangeNotificationListener.java
@@ -0,0 +1,99 @@
+/*
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt
+ * =================================================================================================
+ * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. 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.
+ * ============LICENSE_END==========================================================================
+ */
+package org.onap.ccsdk.features.sdnr.wt.devicemanager.oran.impl;
+
+import java.util.List;
+import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.DataProvider;
+import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.NetconfAccessor;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.IetfNetconfNotificationsListener;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.NetconfCapabilityChange;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.NetconfConfigChange;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.NetconfConfirmedCommit;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.NetconfSessionEnd;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.NetconfSessionStart;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.netconf.notifications.rev120206.netconf.config.change.Edit;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.EventlogBuilder;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier.PathArgument;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Listener for change notifications
+ */
+public class ORanChangeNotificationListener implements IetfNetconfNotificationsListener {
+
+    private static final Logger log = LoggerFactory.getLogger(ORanChangeNotificationListener.class);
+
+    private final NetconfAccessor netconfAccessor;
+    private final DataProvider databaseService;
+
+    public ORanChangeNotificationListener(NetconfAccessor netconfAccessor, DataProvider databaseService) {
+        this.netconfAccessor = netconfAccessor;
+        this.databaseService = databaseService;
+    }
+
+    @Override
+    public void onNetconfConfirmedCommit(NetconfConfirmedCommit notification) {
+        log.info("onNetconfConfirmedCommit {}", notification);
+    }
+
+    @Override
+    public void onNetconfSessionStart(NetconfSessionStart notification) {
+        log.info("onNetconfSessionStart {}", notification);
+    }
+
+    @Override
+    public void onNetconfSessionEnd(NetconfSessionEnd notification) {
+        log.info("onNetconfSessionEnd {}", notification);
+    }
+
+    @Override
+    public void onNetconfCapabilityChange(NetconfCapabilityChange notification) {
+        log.info("onNetconfCapabilityChange {}", notification);
+    }
+
+    @Override
+    public void onNetconfConfigChange(NetconfConfigChange notification) {
+        log.info("onNetconfConfigChange (1) {}", notification);
+        StringBuffer sb = new StringBuffer();
+        List<Edit> editList = notification.nonnullEdit();
+        for (Edit edit : editList) {
+            if (sb.length() > 0) {
+                sb.append(", ");
+            }
+            sb.append(edit);
+
+            EventlogBuilder eventlogBuilder = new EventlogBuilder();
+
+            InstanceIdentifier<?> target = edit.getTarget();
+            if (target != null) {
+                eventlogBuilder.setObjectId(target.toString());
+                log.info("TARGET: {} {} {}", target.getClass(), target.getTargetType());
+                for (PathArgument pa : target.getPathArguments()) {
+                    log.info("PathArgument {}", pa);
+                }
+            }
+            eventlogBuilder.setNodeId(netconfAccessor.getNodeId().getValue());
+            eventlogBuilder.setNewValue(String.valueOf(edit.getOperation()));
+            databaseService.writeEventLog(eventlogBuilder.build());
+        }
+        log.info("onNetconfConfigChange (2) {}", sb);
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanFaultNotificationListener.java b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanFaultNotificationListener.java
new file mode 100644
index 000000000..cae1bca52
--- /dev/null
+++ b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanFaultNotificationListener.java
@@ -0,0 +1,39 @@
+/*
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt
+ * =================================================================================================
+ * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. 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.
+ * ============LICENSE_END==========================================================================
+ */
+package org.onap.ccsdk.features.sdnr.wt.devicemanager.oran.impl;
+
+import org.opendaylight.yang.gen.v1.urn.o.ran.fm._1._0.rev190204.AlarmNotif;
+import org.opendaylight.yang.gen.v1.urn.o.ran.fm._1._0.rev190204.ORanFmListener;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * @author herbert
+ *
+ */
+public class ORanFaultNotificationListener implements ORanFmListener {
+
+    private static final Logger log = LoggerFactory.getLogger(ORanFaultNotificationListener.class);
+
+    @Override
+    public void onAlarmNotif(AlarmNotif notification) {
+
+        log.info("onAlarmNotif {}", notification);
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanNetworkElement.java b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanNetworkElement.java
new file mode 100644
index 000000000..429d44bb1
--- /dev/null
+++ b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanNetworkElement.java
@@ -0,0 +1,145 @@
+/*
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt
+ * =================================================================================================
+ * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. 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.
+ * ============LICENSE_END==========================================================================
+ */
+package org.onap.ccsdk.features.sdnr.wt.devicemanager.oran.impl;
+
+import java.util.List;
+import java.util.Optional;
+import org.eclipse.jdt.annotation.NonNull;
+import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.DataProvider;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.service.NetworkElement;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.service.NetworkElementService;
+import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.NetconfAccessor;
+import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.hardware.rev180313.Hardware;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.hardware.rev180313.hardware.Component;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.NetworkElementDeviceType;
+import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
+import org.opendaylight.yangtools.concepts.ListenerRegistration;
+import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
+import org.opendaylight.yangtools.yang.binding.NotificationListener;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ */
+public class ORanNetworkElement implements NetworkElement {
+
+    private static final Logger log = LoggerFactory.getLogger(ORanNetworkElement.class);
+
+    private final NetconfAccessor netconfAccessor;
+
+    private final DataProvider databaseService;
+
+    private final ORanToInternalDataModel oRanMapper;
+
+    private ListenerRegistration<NotificationListener> oRanListenerRegistrationResult;
+    private @NonNull final ORanChangeNotificationListener oRanListener;
+    private ListenerRegistration<NotificationListener> oRanFaultListenerRegistrationResult;
+    private @NonNull final ORanFaultNotificationListener oRanFaultListener;
+
+    ORanNetworkElement(NetconfAccessor netconfAccess, DataProvider databaseService) {
+        log.info("Create {}", ORanNetworkElement.class.getSimpleName());
+        this.netconfAccessor = netconfAccess;
+        this.databaseService = databaseService;
+
+        this.oRanListenerRegistrationResult = null;
+        this.oRanListener = new ORanChangeNotificationListener(netconfAccessor, databaseService);
+
+        this.oRanFaultListenerRegistrationResult = null;
+        this.oRanFaultListener = new ORanFaultNotificationListener();
+
+        this.oRanMapper = new ORanToInternalDataModel();
+
+    }
+
+    public void initialReadFromNetworkElement() {
+        Hardware hardware = readHardware(netconfAccessor);
+        if (hardware != null) {
+            List<Component> componentList = hardware.getComponent();
+            if (componentList != null) {
+                for (Component component : componentList) {
+                    databaseService
+                            .writeInventory(oRanMapper.getInternalEquipment(netconfAccessor.getNodeId(), component));
+                }
+            }
+        }
+    }
+
+    @Override
+    public NetworkElementDeviceType getDeviceType() {
+        return NetworkElementDeviceType.ORAN;
+    }
+
+    private Hardware readHardware(NetconfAccessor accessData) {
+
+        final Class<Hardware> clazzPac = Hardware.class;
+
+        log.info("DBRead Get equipment for class {} from mountpoint {} for uuid {}", clazzPac.getSimpleName(),
+                accessData.getNodeId().getValue());
+
+        InstanceIdentifier<Hardware> hardwareIID = InstanceIdentifier.builder(clazzPac).build();
+
+        Hardware res = accessData.getTransactionUtils().readData(accessData.getDataBroker(),
+                LogicalDatastoreType.OPERATIONAL, hardwareIID);
+
+        return res;
+    }
+
+    @Override
+    public void register() {
+
+        initialReadFromNetworkElement();
+        // Register call back class for receiving notifications
+        this.oRanListenerRegistrationResult = netconfAccessor.doRegisterNotificationListener(oRanListener);
+        this.oRanFaultListenerRegistrationResult = netconfAccessor.doRegisterNotificationListener(oRanFaultListener);
+        // Register netconf stream
+        netconfAccessor.registerNotificationsStream(NetconfAccessor.DefaultNotificationsStream);
+
+
+    }
+
+    @Override
+    public void deregister() {
+        if (oRanListenerRegistrationResult != null) {
+            this.oRanListenerRegistrationResult.close();
+        }
+        if (oRanFaultListenerRegistrationResult != null) {
+            this.oRanFaultListenerRegistrationResult.close();
+        } ;
+    }
+
+
+    @Override
+    public NodeId getNodeId() {
+        return netconfAccessor.getNodeId();
+    }
+
+    @Override
+    public <L extends NetworkElementService> Optional<L> getService(Class<L> clazz) {
+        return Optional.empty();
+    }
+
+    @Override
+    public void warmstart() {}
+
+    @Override
+    public Optional<NetconfAccessor> getAcessor() {
+        return Optional.of(netconfAccessor);
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanNetworkElementFactory.java b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanNetworkElementFactory.java
new file mode 100644
index 000000000..173b74ad4
--- /dev/null
+++ b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanNetworkElementFactory.java
@@ -0,0 +1,50 @@
+/*
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt
+ * =================================================================================================
+ * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. 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.
+ * ============LICENSE_END==========================================================================
+ */
+
+package org.onap.ccsdk.features.sdnr.wt.devicemanager.oran.impl;
+
+import java.util.Optional;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.factory.NetworkElementFactory;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.service.NetworkElement;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.DeviceManagerServiceProvider;
+import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.Capabilities;
+import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.NetconfAccessor;
+import org.opendaylight.yang.gen.v1.urn.o.ran.hardware._1._0.rev190328.ORANHWCOMPONENT;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ORanNetworkElementFactory implements NetworkElementFactory {
+
+    private static final Logger log = LoggerFactory.getLogger(ORanNetworkElementFactory.class);
+    //Workaround
+    private static final QName OneCell =
+            QName.create("urn:onf:otcc:wireless:yang:radio-access:commscope-onecell", "2020-06-22", "onecell").intern();
+
+    @Override
+    public Optional<NetworkElement> create(NetconfAccessor acessor, DeviceManagerServiceProvider serviceProvider) {
+        Capabilities capabilites = acessor.getCapabilites();
+        if (!capabilites.isSupportingNamespace(OneCell)) {
+            if (capabilites.isSupportingNamespace(ORANHWCOMPONENT.QNAME)) {
+                log.info("Create device {} ", ORanNetworkElement.class.getName());
+                return Optional.of(new ORanNetworkElement(acessor, serviceProvider.getDataProvider()));
+            }
+        }
+        return Optional.empty();
+    }
+}
diff --git a/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanToInternalDataModel.java b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanToInternalDataModel.java
new file mode 100644
index 000000000..f21645669
--- /dev/null
+++ b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/oran/impl/ORanToInternalDataModel.java
@@ -0,0 +1,70 @@
+/*
+ * ============LICENSE_START========================================================================
+ * ONAP : ccsdk feature sdnr wt
+ * =================================================================================================
+ * Copyright (C) 2019 highstreet technologies GmbH Intellectual Property. 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.
+ * ============LICENSE_END==========================================================================
+ */
+package org.onap.ccsdk.features.sdnr.wt.devicemanager.oran.impl;
+
+import java.util.ArrayList;
+import java.util.List;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.hardware.rev180313.hardware.Component;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.Inventory;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.InventoryBuilder;
+import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
+
+/**
+ * @author herbert
+ *
+ */
+public class ORanToInternalDataModel {
+
+
+    public Inventory getInternalEquipment(NodeId nodeId, Component component) {
+
+        InventoryBuilder inventoryBuilder = new InventoryBuilder();
+
+        // General
+        inventoryBuilder.setNodeId(nodeId.getValue());
+        inventoryBuilder.setParentUuid(component.getParent());
+        inventoryBuilder.setTreeLevel(new Long(component.getParentRelPos()));
+
+        inventoryBuilder.setUuid(component.getUuid().getValue());
+        // -- String list with ids of holders
+        List<String> containerHolderKeyList = new ArrayList<>();
+        List<String> containerHolderList = component.getContainsChild();
+        if (containerHolderList != null) {
+            for (String containerHolder : containerHolderList) {
+                containerHolderKeyList.add(containerHolder);
+            }
+        }
+        inventoryBuilder.setContainedHolder(containerHolderKeyList);
+        // -- Manufacturer related things
+        inventoryBuilder.setManufacturerName(component.getName());
+
+        // Equipment type
+        inventoryBuilder.setDescription(component.getDescription());
+        inventoryBuilder.setModelIdentifier(component.getModelName());
+        inventoryBuilder.setPartTypeId(component.getXmlClass().getName());
+        inventoryBuilder.setTypeName(component.getName());
+        inventoryBuilder.setVersion(component.getHardwareRev());
+
+        // Equipment instance
+        inventoryBuilder.setDate(component.getMfgDate().getValue());
+        inventoryBuilder.setSerial(component.getSerialNum());
+
+        return inventoryBuilder.build();
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/OperatorStateBuilder.java b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/OperatorStateBuilder.java
new file mode 100644
index 000000000..48d8e802a
--- /dev/null
+++ b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/OperatorStateBuilder.java
@@ -0,0 +1,24 @@
+package org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.alarms.rev190911;
+
+import java.lang.String;
+import java.lang.UnsupportedOperationException;
+
+/**
+ * The purpose of generated class in src/main/java for Union types is to create new instances of unions from a string
+ * representation. In some cases it is very difficult to automate it since there can be unions such as (uint32 -
+ * uint16), or (string - uint32).
+ *
+ * The reason behind putting it under src/main/java is: This class is generated in form of a stub and needs to be
+ * finished by the user. This class is generated only once to prevent loss of user code.
+ *
+ */
+public class OperatorStateBuilder {
+    private OperatorStateBuilder() {
+        //Exists only to defeat instantiation.
+    }
+
+    public static OperatorState getDefaultInstance(String defaultValue) {
+        throw new UnsupportedOperationException("Not yet implemented");
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/ResourceBuilder.java b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/ResourceBuilder.java
new file mode 100644
index 000000000..fb2e5d59d
--- /dev/null
+++ b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/ResourceBuilder.java
@@ -0,0 +1,24 @@
+package org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.alarms.rev190911;
+
+import java.lang.String;
+import java.lang.UnsupportedOperationException;
+
+/**
+ * The purpose of generated class in src/main/java for Union types is to create new instances of unions from a string
+ * representation. In some cases it is very difficult to automate it since there can be unions such as (uint32 -
+ * uint16), or (string - uint32).
+ *
+ * The reason behind putting it under src/main/java is: This class is generated in form of a stub and needs to be
+ * finished by the user. This class is generated only once to prevent loss of user code.
+ *
+ */
+public class ResourceBuilder {
+    private ResourceBuilder() {
+        //Exists only to defeat instantiation.
+    }
+
+    public static Resource getDefaultInstance(String defaultValue) {
+        throw new UnsupportedOperationException("Not yet implemented");
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/ResourceMatchBuilder.java b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/ResourceMatchBuilder.java
new file mode 100644
index 000000000..2f4b5931f
--- /dev/null
+++ b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/ResourceMatchBuilder.java
@@ -0,0 +1,24 @@
+package org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.alarms.rev190911;
+
+import java.lang.String;
+import java.lang.UnsupportedOperationException;
+
+/**
+ * The purpose of generated class in src/main/java for Union types is to create new instances of unions from a string
+ * representation. In some cases it is very difficult to automate it since there can be unions such as (uint32 -
+ * uint16), or (string - uint32).
+ *
+ * The reason behind putting it under src/main/java is: This class is generated in form of a stub and needs to be
+ * finished by the user. This class is generated only once to prevent loss of user code.
+ *
+ */
+public class ResourceMatchBuilder {
+    private ResourceMatchBuilder() {
+        //Exists only to defeat instantiation.
+    }
+
+    public static ResourceMatch getDefaultInstance(String defaultValue) {
+        throw new UnsupportedOperationException("Not yet implemented");
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/SeverityWithClearBuilder.java b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/SeverityWithClearBuilder.java
new file mode 100644
index 000000000..49e50e004
--- /dev/null
+++ b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/SeverityWithClearBuilder.java
@@ -0,0 +1,24 @@
+package org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.alarms.rev190911;
+
+import java.lang.String;
+import java.lang.UnsupportedOperationException;
+
+/**
+ * The purpose of generated class in src/main/java for Union types is to create new instances of unions from a string
+ * representation. In some cases it is very difficult to automate it since there can be unions such as (uint32 -
+ * uint16), or (string - uint32).
+ *
+ * The reason behind putting it under src/main/java is: This class is generated in form of a stub and needs to be
+ * finished by the user. This class is generated only once to prevent loss of user code.
+ *
+ */
+public class SeverityWithClearBuilder {
+    private SeverityWithClearBuilder() {
+        //Exists only to defeat instantiation.
+    }
+
+    public static SeverityWithClear getDefaultInstance(String defaultValue) {
+        throw new UnsupportedOperationException("Not yet implemented");
+    }
+
+}
diff --git a/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/alarms/ControlMaxAlarmStatusChangesBuilder.java b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/alarms/ControlMaxAlarmStatusChangesBuilder.java
new file mode 100644
index 000000000..c2a500986
--- /dev/null
+++ b/sdnr/wt/devicemanager-oran/provider/src/main/java/org/opendaylight/yang/gen/v1/urn/ietf/params/xml/ns/yang/ietf/alarms/rev190911/alarms/ControlMaxAlarmStatusChangesBuilder.java
@@ -0,0 +1,24 @@
+package org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.alarms.rev190911.alarms;
+
+import java.lang.String;
+import java.lang.UnsupportedOperationException;
+
+/**
+ * The purpose of generated class in src/main/java for Union types is to create new instances of unions from a string
+ * representation. In some cases it is very difficult to automate it since there can be unions such as (uint32 -
+ * uint16), or (string - uint32).
+ *
+ * The reason behind putting it under src/main/java is: This class is generated in form of a stub and needs to be
+ * finished by the user. This class is generated only once to prevent loss of user code.
+ *
+ */
+public class ControlMaxAlarmStatusChangesBuilder {
+    private ControlMaxAlarmStatusChangesBuilder() {
+        //Exists only to defeat instantiation.
+    }
+
+    public static Control.MaxAlarmStatusChanges getDefaultInstance(String defaultValue) {
+        throw new UnsupportedOperationException("Not yet implemented");
+    }
+
+}