SDN-R add updated devicemanager

add updated devicemanager and specific devicemanagers

Issue-ID: SDNC-1039
Signed-off-by: herbert <herbert.eiselt@highstreet-technologies.com>
Change-Id: I16f4c8d78da95ab12dbb50e50dfb561a85e8d6a2
Signed-off-by: herbert <herbert.eiselt@highstreet-technologies.com>

26 files changed, 1379 insertions, 0 deletions

diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/factory/FactoryRegistration.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/factory/FactoryRegistration.java
new file mode 100644
index 000000000..c83f706cc
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/factory/FactoryRegistration.java
@@ -0,0 +1,23 @@
+/*******************************************************************************
+ * ============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.ne.factory;
+
+import org.opendaylight.yangtools.concepts.ObjectRegistration;
+
+public interface FactoryRegistration<T> extends ObjectRegistration<T> {
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/factory/NetworkElementFactory.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/factory/NetworkElementFactory.java
new file mode 100644
index 000000000..12048e929
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/factory/NetworkElementFactory.java
@@ -0,0 +1,31 @@
+/*******************************************************************************
+ * ============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.ne.factory;
+
+import java.util.Optional;
+import org.eclipse.jdt.annotation.NonNull;
+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.NetconfAccessor;
+
+public interface NetworkElementFactory {
+
+    Optional<NetworkElement> create(@NonNull NetconfAccessor acessor, @NonNull DeviceManagerServiceProvider serviceProvider);
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/DeviceMonitoredNe.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/DeviceMonitoredNe.java
new file mode 100644
index 000000000..e386ad342
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/DeviceMonitoredNe.java
@@ -0,0 +1,47 @@
+/*******************************************************************************
+ * ============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.ne.service;
+
+/**
+ * @author herbert
+ *
+ */
+public interface DeviceMonitoredNe extends NetworkElementService {
+
+    /**
+     * Prepare subsequent check calls
+     */
+    public void prepareCheck();
+
+    /**
+     * Test connection to mediator, by getting data that have to be called from NE
+     * @return true if connection working, false if not
+     */
+    public boolean checkIfConnectionToMediatorIsOk();
+
+    /**
+     * Test connection to NE via mediator, by getting data that have to be called from NE
+     * @return true if connection working, false if not
+     */
+    public boolean checkIfConnectionToNeIsOk();
+
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/InventoryProvider.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/InventoryProvider.java
new file mode 100644
index 000000000..4275e0a77
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/InventoryProvider.java
@@ -0,0 +1,33 @@
+/*******************************************************************************
+ * ============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.ne.service;
+
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.types.InventoryInformationDcae;
+
+/**
+ * Provide Inventory information
+ * @author herbert
+ *
+ */
+public interface InventoryProvider extends NetworkElementService {
+
+    public InventoryInformationDcae getInventoryInformation();
+
+    public InventoryInformationDcae getInventoryInformation(String layerProtocolFilter);
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/NetworkElement.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/NetworkElement.java
new file mode 100644
index 000000000..180ca4301
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/NetworkElement.java
@@ -0,0 +1,49 @@
+/*******************************************************************************
+ * ============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.ne.service;
+
+import java.util.Optional;
+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;
+
+public interface NetworkElement extends NetworkElementService {
+
+    /** Register networkelement at all services **/
+    void register();
+
+    /** Deregister networkelement at all services **/
+    void deregister();
+
+    /** Do a warmstart of the handler e.g.clean up database and refresh alarm status **/
+    void warmstart();
+
+    /** node-id also nodeName, mountpointName. Uuid. **/
+    NodeId getNodeId();
+
+    /** self selected device type **/
+    NetworkElementDeviceType getDeviceType();
+
+    /** Provide optional service interface.
+     * Services:
+     *     InventoryProvider.class
+     *     DeviceMonitoredNe.class
+     **/
+    <L extends NetworkElementService> Optional<L> getService(Class<L> clazz);
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/NetworkElementService.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/NetworkElementService.java
new file mode 100644
index 000000000..e5dc99230
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/NetworkElementService.java
@@ -0,0 +1,31 @@
+/*******************************************************************************
+ * ============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.ne.service;
+
+import java.util.Optional;
+import org.onap.ccsdk.features.sdnr.wt.netconfnodestateservice.NetconfAccessor;
+
+/**
+ * Marker interface for service interface of a network element
+ */
+public interface NetworkElementService {
+
+    /** provide acessor **/
+    Optional<NetconfAccessor> getAcessor();
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/PerformanceDataProvider.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/PerformanceDataProvider.java
new file mode 100644
index 000000000..3a69e48ba
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/ne/service/PerformanceDataProvider.java
@@ -0,0 +1,40 @@
+/*******************************************************************************
+ * ============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.ne.service;
+
+import java.util.Optional;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.types.PerformanceDataLtp;
+
+/**
+ * Identify the NE as provider for performance data according to microwave model.
+ */
+
+public interface PerformanceDataProvider extends NetworkElementService {
+
+    public void resetPMIterator();
+
+    public boolean hasNext();
+
+    public void next();
+
+    public Optional<PerformanceDataLtp> getLtpHistoricalPerformanceData();
+
+    public String pmStatusToString();
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/AaiService.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/AaiService.java
new file mode 100644
index 000000000..61011a950
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/AaiService.java
@@ -0,0 +1,35 @@
+/*******************************************************************************
+ * ============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.service;
+
+/**
+ * Forward to Active and Available Inventory
+ */
+public interface AaiService extends DeviceManagerService {
+
+    /**
+     * @param mountPointNodeName
+     */
+    void onDeviceRegistered(String mountPointNodeName);
+
+    /**
+     * @param mountPointNodeName
+     */
+    void onDeviceUnregistered(String mountPointNodeName);
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/DeviceManagerService.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/DeviceManagerService.java
new file mode 100644
index 000000000..e6cba4866
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/DeviceManagerService.java
@@ -0,0 +1,25 @@
+/*******************************************************************************
+ * ============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.service;
+
+/**
+ * Marker Interface for common devicemanager services
+ */
+public interface DeviceManagerService {
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/DeviceManagerServiceProvider.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/DeviceManagerServiceProvider.java
new file mode 100644
index 000000000..6d70742db
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/DeviceManagerServiceProvider.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.service;
+
+import org.eclipse.jdt.annotation.NonNull;
+import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.DataProvider;
+
+public interface DeviceManagerServiceProvider {
+
+    /** @return Get a dataprovider**/
+    @NonNull DataProvider getDataProvider();
+
+    /** @return Get notification service **/
+    @NonNull NotificationService getNotificationService();
+
+    /** @return Get service for handling fault **/
+    @NonNull FaultService getFaultService();
+
+    /** @return Get service for handling fault **/
+    @NonNull EquipmentService getEquipmentService();
+
+    /** @return Get Active and available inventory service */
+    @NonNull AaiService getAaiService();
+
+    /** @return MaintenanceService object for maintenance service */
+    @NonNull MaintenanceService getMaintenanceService();
+
+    /** @return related service instance */
+    @NonNull
+    PerformanceManager getPerformanceManagerService();
+
+    /** @return Event Handling service */
+    @NonNull
+    EventHandlingService getEventHandlingService();
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/EquipmentService.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/EquipmentService.java
new file mode 100644
index 000000000..2762c4519
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/EquipmentService.java
@@ -0,0 +1,37 @@
+/*******************************************************************************
+ * ============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.service;
+
+import org.eclipse.jdt.annotation.NonNull;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.service.DeviceManagerService;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.types.EquipmentData;
+
+/**
+ * @author herbert
+ *
+ */
+public interface EquipmentService extends DeviceManagerService {
+
+    /**
+     * Write equipment to database
+     * @param equipment with all equipment entities (card, subrack) of device
+     */
+    void writeEquipment(@NonNull EquipmentData equipment);
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/EventHandlingService.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/EventHandlingService.java
new file mode 100644
index 000000000..1af2106d7
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/EventHandlingService.java
@@ -0,0 +1,61 @@
+/*******************************************************************************
+ * ============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.service;
+
+import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNode;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.NetworkElementDeviceType;
+
+/**
+ * Event Forwarding for central event management by devicemanager
+ */
+public interface EventHandlingService {
+
+    /**
+     * @param mountPointNodeName
+     * @param deviceType
+     */
+    void connectIndication(String mountPointNodeName, NetworkElementDeviceType deviceType);
+
+    /**
+     * @param mountPointNodeName
+     */
+    void deRegistration(String mountPointNodeName);
+
+    /**
+     *
+     * @param registrationName
+     * @param attribute
+     * @param attributeNewValue
+     * @param nNode
+     */
+    void updateRegistration(String registrationName, String attribute, String attributeNewValue, NetconfNode nNode);
+
+    /**
+     * @param nodeIdString
+     * @param nNode
+     */
+    void registration(String nodeIdString, NetconfNode nNode);
+
+    /**
+     * @param objectId
+     * @param msg
+     * @param value
+     */
+    void writeEventLog(String objectId, String msg, String value);
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/FaultService.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/FaultService.java
new file mode 100644
index 000000000..3ea2ac395
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/FaultService.java
@@ -0,0 +1,71 @@
+/*******************************************************************************
+ * ============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.service;
+
+import org.eclipse.jdt.annotation.NonNull;
+import org.eclipse.jdt.annotation.Nullable;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.types.FaultData;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.DateAndTime;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.FaultlogEntity;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.SeverityType;
+import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
+
+/**
+ *
+ */
+public interface FaultService extends DeviceManagerService {
+
+    /** Notify fault information to devicemanager
+     * @param faultNotification to send
+     */
+    void faultNotification(@NonNull FaultlogEntity faultNotification);
+
+    /**
+     * Fault notification
+     * @param nodeId of node
+     * @param counter provided
+     * @param timeStamp provided
+     * @param objectId provided
+     * @param problem provided
+     * @param severity provided
+     */
+    void faultNotification(@NonNull NodeId nodeId, @Nullable Integer counter, @Nullable DateAndTime timeStamp, @Nullable String objectId,
+            @Nullable String problem, @Nullable SeverityType severity);
+
+    /**
+     * Remove current problems of node
+     * @param nodeId of node
+     * @return number of removed entries
+     */
+    int removeAllCurrentProblemsOfNode(@NonNull NodeId nodeId);
+
+    /**
+     * Write initial list of problems of node
+     * @param nodeId of node
+     * @param resultList
+     */
+    void initCurrentProblemStatus(@NonNull NodeId nodeId, FaultData resultList);
+
+    /**
+     * @param nodeId of node
+     * @param objectId of element to be removed
+     * @return number of removed items
+     */
+    int removeObjectsCurrentProblemsOfNode(@NonNull NodeId nodeId, @NonNull String objectId);
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/MaintenanceService.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/MaintenanceService.java
new file mode 100644
index 000000000..60bf24476
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/MaintenanceService.java
@@ -0,0 +1,44 @@
+/*******************************************************************************
+ * ============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.service;
+
+public interface MaintenanceService extends DeviceManagerService {
+
+    /**
+     * Verify maintenance state of given object according to the filter settings.
+     * The object is specified by the criteria provided in the parameters.
+     * The data _id (uuid) is equal to the mountpointReference.
+     * @param mountpointReference used as reference, to query the data from database.
+     * @param objectIdRef first level id in onf core model, delivered by notification objectid
+     * @param problem problem name of device, delivered in problem notification
+     * @return boolean indication
+     */
+    boolean isONFObjectInMaintenance(String mountpointReference, String objectIdRef, String problem);
+
+    /**
+     * @param mountPointNodeName
+     */
+    void createIfNotExists(String mountPointNodeName);
+
+    /**
+     * @param mountPointNodeName
+     */
+    void deleteIfNotRequired(String mountPointNodeName);
+
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/NetconfNetworkElementService.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/NetconfNetworkElementService.java
new file mode 100644
index 000000000..ecc80ba4d
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/NetconfNetworkElementService.java
@@ -0,0 +1,36 @@
+/*******************************************************************************
+ * ============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.service;
+
+import org.eclipse.jdt.annotation.NonNull;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.factory.FactoryRegistration;
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.factory.NetworkElementFactory;
+import org.opendaylight.yangtools.concepts.Registration;
+
+public interface NetconfNetworkElementService extends Registration, DeviceManagerService {
+
+    /** Register factory class for network-element handler **/
+    @NonNull <L extends NetworkElementFactory> FactoryRegistration<L> registerNetworkElementFactory(@NonNull L factory);
+
+    /** Get Devicemanager service **/
+    DeviceManagerServiceProvider getServiceProvider();
+
+    /** Write to central devicemanager eventlog **/
+    void writeToEventLog(String objectId, String msg, String value);
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/NotificationService.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/NotificationService.java
new file mode 100644
index 000000000..9bd81da53
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/NotificationService.java
@@ -0,0 +1,53 @@
+/*******************************************************************************
+ * ============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.service;
+
+import org.eclipse.jdt.annotation.NonNull;
+import org.eclipse.jdt.annotation.Nullable;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.DateAndTime;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.EventlogEntity;
+import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
+
+/**
+ * Central notification management of devicemanager
+ */
+public interface NotificationService extends DeviceManagerService {
+
+
+    /** Event notification to devicemanager. Can be change, create or remove indication **/
+    void eventNotification(@NonNull EventlogEntity eventNotification);
+
+    /** create notification for an object **/
+    void creationNotification(NodeId nodeId, @Nullable Integer counter, @Nullable DateAndTime timeStamp, @Nullable String objectId);
+
+    /** create notification of object **/
+    void deletionNotification(NodeId nodeId, @Nullable Integer counter, @Nullable DateAndTime timeStamp,
+            @Nullable String objectId);
+
+    /** change notification of attribute of object
+     * @param nodeId of device
+     * @param counter provided
+     * @param timeStamp provided
+     * @param objectId provided
+     * @param attributeName provided
+     * @param newValue provided
+     */
+    void changeNotification(NodeId nodeId, @Nullable Integer counter, @Nullable DateAndTime timeStamp,
+            @Nullable String objectId, @Nullable String attributeName, @Nullable String newValue);
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/PerformanceManager.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/PerformanceManager.java
new file mode 100644
index 000000000..d05ecf1bd
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/service/PerformanceManager.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.service;
+
+import org.onap.ccsdk.features.sdnr.wt.devicemanager.ne.service.NetworkElement;
+
+/**
+ * @author herbert
+ *
+ */
+public interface PerformanceManager extends DeviceManagerService {
+
+    /**
+     * @param mountPointNodeName
+     * @param ne
+     */
+    void registration(String mountPointNodeName, NetworkElement ne);
+
+    /**
+     * @param mountPointNodeName
+     */
+    void deRegistration(String mountPointNodeName);
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/EquipmentData.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/EquipmentData.java
new file mode 100644
index 000000000..b5f196c9a
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/EquipmentData.java
@@ -0,0 +1,71 @@
+/*******************************************************************************
+ * ============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.types;
+
+import java.util.ArrayList;
+import java.util.List;
+import org.eclipse.jdt.annotation.NonNull;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.Inventory;
+
+/**
+ * Inventory means here equipment related information. This could be card, subrack.
+ *
+ */
+public class EquipmentData {
+
+    private final @NonNull List<Inventory> equipmentList;
+
+    public EquipmentData() {
+        equipmentList = new ArrayList<>();
+    }
+
+    public void clear() {
+        equipmentList.clear();
+    }
+
+    /**
+     * @param entity with one elements data
+     */
+    public void add(Inventory entity) {
+        equipmentList.add(entity);
+    }
+
+    /**
+     * @return true for empty list or false if elements in the list.
+     */
+    public boolean isEmpty() {
+        return equipmentList.isEmpty();
+    }
+
+    /**
+     * @param i index
+     * @return Inventory from index
+     */
+    public Inventory get(int i) {
+        return equipmentList.get(i);
+    }
+
+    /**
+     * Get list with all equipment
+     * @return list with equipment
+     */
+    public List<Inventory> getList() {
+        return equipmentList;
+    }
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/EventlogNotificationBuilder.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/EventlogNotificationBuilder.java
new file mode 100644
index 000000000..756027f6e
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/EventlogNotificationBuilder.java
@@ -0,0 +1,46 @@
+/*******************************************************************************
+ * ============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.types;
+
+import org.eclipse.jdt.annotation.Nullable;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.DateAndTime;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.EventlogBuilder;
+import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
+
+/**
+ * Add specific constructor
+ */
+public class EventlogNotificationBuilder extends EventlogBuilder {
+
+    public EventlogNotificationBuilder(NodeId nodeId, @Nullable Integer counter, @Nullable DateAndTime timeStamp,
+            @Nullable String objectId, @Nullable String attributeName, @Nullable String newValue) {
+
+        setNodeId(nodeId.getValue());
+        if (counter != null) {
+            setCounter(counter);
+        }
+        if (timeStamp != null) {
+            setTimestamp(timeStamp);
+        }
+        setObjectId(objectId);
+        setAttributeName(attributeName);
+        setNewValue(newValue);
+
+    }
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/FaultData.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/FaultData.java
new file mode 100644
index 000000000..389a550b1
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/FaultData.java
@@ -0,0 +1,101 @@
+/*******************************************************************************
+ * ============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.types;
+
+import java.util.ArrayList;
+import java.util.List;
+import org.eclipse.jdt.annotation.Nullable;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.DateAndTime;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.Faultlog;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.FaultlogBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.SeverityType;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.SourceType;
+import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
+import org.slf4j.Logger;
+
+/**
+ * Fault information
+ */
+public class FaultData {
+
+    private final List<Faultlog> problemList = new ArrayList<>();
+
+    /**
+     * @return
+     */
+    public int size() {
+        return problemList.size();
+    }
+
+    /**
+     * @param log
+     * @param value
+     * @param resultList
+     * @param idxStart
+     */
+    public static void debugResultList(Logger log, String value, FaultData resultList, int idxStart) {
+        // TODO Auto-generated method stub
+
+    }
+
+    /**
+     * @param nodeId of device
+     * @param sequenceNumber given by device
+     * @param timeStamp of occurence
+     * @param objectReference uuid in ONF model
+     * @param problemName of object
+     * @param severity of problem
+     */
+    public void add(NodeId nodeId, @Nullable Integer sequenceNumber, @Nullable DateAndTime timeStamp,
+            @Nullable String objectReference, @Nullable String problemName, @Nullable SeverityType severity) {
+        FaultlogBuilder bFaullog = new FaultlogBuilder().setNodeId(nodeId.getValue()).setCounter(sequenceNumber)
+                .setTimestamp(timeStamp).setObjectId(objectReference).setProblem(problemName).setSeverity(severity);
+        bFaullog.setSourceType(SourceType.Netconf);
+        problemList.add(bFaullog.build());
+    }
+
+    /**
+     * @param globalProblemList to add
+     */
+    public void addAll(FaultData globalProblemList) {
+        problemList.addAll(globalProblemList.problemList);
+    }
+
+    /**
+     *
+     */
+    public void clear() {
+    }
+
+    /**
+     * @param idx of element to get
+     * @return Faultlog the element
+     */
+    public Faultlog get(int idx) {
+        return problemList.get(idx);
+    }
+
+    /**
+     * Provide list with all problems of node
+     * @return list
+     */
+    public List<Faultlog> getProblemList() {
+        return problemList;
+    }
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/FaultNotificationBuilder2.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/FaultNotificationBuilder2.java
new file mode 100644
index 000000000..933f6770e
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/FaultNotificationBuilder2.java
@@ -0,0 +1,48 @@
+/*******************************************************************************
+ * ============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.types;
+
+import org.eclipse.jdt.annotation.Nullable;
+import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.DateAndTime;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.FaultlogBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.SeverityType;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.SourceType;
+import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
+
+/**
+ * Add specific constructor
+ */
+public class FaultNotificationBuilder2 extends FaultlogBuilder {
+
+    public FaultNotificationBuilder2(NodeId nodeId, @Nullable Integer counter, @Nullable DateAndTime timeStamp,
+            @Nullable String objectId, @Nullable String problem, @Nullable SeverityType severity, SourceType sourceType) {
+
+        setNodeId(nodeId.getValue());
+        if (counter != null) {
+            setCounter(counter);
+        }
+        if (timeStamp != null) {
+            setTimestamp(timeStamp);
+        }
+        setObjectId(objectId);
+        setProblem(problem);
+        setSeverity(severity);
+        setSourceType(sourceType);
+    }
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/InternalConnectionStatus.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/InternalConnectionStatus.java
new file mode 100644
index 000000000..6407570a4
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/InternalConnectionStatus.java
@@ -0,0 +1,37 @@
+/*******************************************************************************
+ * ============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.types;
+
+import org.opendaylight.yang.gen.v1.urn.opendaylight.netconf.node.topology.rev150114.NetconfNodeConnectionStatus.ConnectionStatus;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.ConnectionLogStatus;
+
+public class InternalConnectionStatus {
+	public static ConnectionLogStatus statusFromNodeStatus(ConnectionStatus nodeStatus) {
+		switch(nodeStatus) {
+		case Connected:
+			return ConnectionLogStatus.Connected;
+		case Connecting:
+			return ConnectionLogStatus.Connecting;
+		case UnableToConnect:
+			return ConnectionLogStatus.UnableToConnect;
+		default:
+			return ConnectionLogStatus.Undefined;
+		}
+	}
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/InventoryInformationDcae.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/InventoryInformationDcae.java
new file mode 100644
index 000000000..a29f8d444
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/InventoryInformationDcae.java
@@ -0,0 +1,133 @@
+/*******************************************************************************
+ * ============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.types;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Inventory information of a device, used by DCAE
+ */
+public class InventoryInformationDcae {
+
+    private static final String UNKNOWN = "unknown";
+    private static final List<String> EMPTY = new ArrayList<>();
+    private static final InventoryInformationDcae DEFAULT = new InventoryInformationDcae();
+
+    private String type;
+    private String model;
+    private String vendor;
+    private String deviceIpv4;
+    private String deviceIpv6;
+    private List<String> interfaceUuidList;
+
+    public InventoryInformationDcae()
+    {
+        this.type=UNKNOWN;
+        this.model=UNKNOWN;
+        this.vendor=UNKNOWN;
+        this.deviceIpv4=UNKNOWN;
+        this.deviceIpv6=UNKNOWN;
+        this.interfaceUuidList=EMPTY;
+    }
+
+    public InventoryInformationDcae(InventoryInformationDcae inventoryInformation) {
+        this.type=inventoryInformation.type;
+        this.model=inventoryInformation.model;
+        this.vendor=inventoryInformation.vendor;
+        this.deviceIpv4=inventoryInformation.deviceIpv4;
+        this.deviceIpv6=inventoryInformation.deviceIpv6;
+        this.interfaceUuidList=new ArrayList<>(inventoryInformation.interfaceUuidList);
+    }
+
+    public InventoryInformationDcae(
+                String type, String model, String vendor, String deviceIpv4,
+                String deviceIpv6, List<String> interfaceUuidList) {
+        setType(type);
+        setModel(model);
+        setVendor(vendor);
+        setDeviceIpv4(deviceIpv4);
+        setDeviceIpv6(deviceIpv6);
+        setInterfaceUuidList(interfaceUuidList);
+    }
+
+    public String getType() {
+        return type;
+    }
+
+    public String getModel() {
+        return model;
+    }
+
+    public String getVendor() {
+        return vendor;
+    }
+
+    public String getDeviceIpv4() {
+        return deviceIpv4;
+    }
+
+    public String getDeviceIpv6() {
+        return deviceIpv6;
+    }
+
+    public List<String> getInterfaceUuidList() {
+        return interfaceUuidList;
+    }
+
+    public InventoryInformationDcae setType(String type) {
+        this.type = type != null ? type : UNKNOWN;
+        return this;
+    }
+
+    public InventoryInformationDcae setModel(String model) {
+        this.model = model != null ? model : UNKNOWN;
+        return this;
+    }
+
+    public InventoryInformationDcae setVendor(String vendor) {
+        this.vendor = vendor != null ? vendor : UNKNOWN;
+        return this;
+    }
+
+    public InventoryInformationDcae setDeviceIpv4(String deviceIpv4) {
+        this.deviceIpv4 = deviceIpv4 != null ? deviceIpv4 : UNKNOWN;
+        return this;
+    }
+
+    public InventoryInformationDcae setDeviceIpv6(String deviceIpv6) {
+        this.deviceIpv6 = deviceIpv6 != null ? deviceIpv6 : UNKNOWN ;
+        return this;
+    }
+
+    public InventoryInformationDcae setInterfaceUuidList(List<String> interfaceUuidList) {
+        this.interfaceUuidList = interfaceUuidList != null ? interfaceUuidList : EMPTY;
+        return this;
+    }
+
+    public static InventoryInformationDcae getDefault() {
+        return DEFAULT;
+    }
+
+    @Override
+    public String toString() {
+        return "InventoryInformation [type=" + type + ", model=" + model + ", vendor=" + vendor + ", deviceIpv4="
+                + deviceIpv4 + ", deviceIpv6=" + deviceIpv6 + ", interfaceUuidList=" + interfaceUuidList + "]";
+    }
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/PerformanceDataLtp.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/PerformanceDataLtp.java
new file mode 100644
index 000000000..8eef46779
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/types/PerformanceDataLtp.java
@@ -0,0 +1,52 @@
+/*******************************************************************************
+ * ============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.types;
+
+import java.util.ArrayList;
+import java.util.List;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.PmdataEntity;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev190801.PmdataEntityBuilder;
+
+/**
+ * @author herbert
+ *
+ */
+public class PerformanceDataLtp {
+
+    private final List<PmdataEntity> pmList = new ArrayList<>();
+
+    public void add(PmdataEntity entry) {
+        pmList.add(entry);
+    }
+
+    public void add(PmdataEntityBuilder entryBuilder) {
+        pmList.add(entryBuilder.build());
+    }
+
+    /**
+     * @return int number of elements
+     */
+    public int size() {
+        return pmList.size();
+    }
+
+    public List<PmdataEntity> getList() {
+        return pmList;
+    }
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/util/UnkownDevicemanagerServiceException.java b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/util/UnkownDevicemanagerServiceException.java
new file mode 100644
index 000000000..ce1250141
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/java/org/onap/ccsdk/features/sdnr/wt/devicemanager/util/UnkownDevicemanagerServiceException.java
@@ -0,0 +1,29 @@
+/*******************************************************************************
+ * ============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.util;
+
+public class UnkownDevicemanagerServiceException extends Exception {
+
+    private static final long serialVersionUID = 1L;
+
+    public UnkownDevicemanagerServiceException(String string, Class<?> serviceInterface) {
+        super(string+" "+serviceInterface.getName());
+    }
+
+
+}
diff --git a/sdnr/wt/devicemanager/model/src/main/yang/devicemanager.yang b/sdnr/wt/devicemanager/model/src/main/yang/devicemanager.yang
new file mode 100644
index 000000000..b1dea1357
--- /dev/null
+++ b/sdnr/wt/devicemanager/model/src/main/yang/devicemanager.yang
@@ -0,0 +1,157 @@
+module devicemanager {
+
+    yang-version 1;
+    namespace "urn:opendaylight:params:xml:ns:yang:devicemanager";
+    prefix "devicemanager";
+
+    import data-provider { prefix "data-provider"; }
+
+    description
+        "DeviceManager Api Module";
+
+    revision "2019-01-09" {
+        description
+            "Initial revision";
+    }
+
+    rpc set-maintenance-mode{
+        description
+            "Set maintenance mode for network element";
+        input{
+            uses data-provider:maintenance-entity;
+        }
+        output {
+            uses data-provider:maintenance-entity;
+        }
+    }
+    rpc get-maintenance-mode{
+        description
+            "Get maintenance mode Configuration";
+        input{
+            leaf mountpoint-name{
+                mandatory true;
+                type string;
+                description
+                    "Mountpoint-name as key of node";
+            }
+        }
+        output {
+            uses data-provider:maintenance-entity;
+        }
+    }
+    rpc test-maintenance-mode{
+        description
+            "Send test pattern similar to notification that are test from algorithm";
+        input{
+            leaf mountpoint-name {
+                mandatory true;
+                type string;
+                description    "mountpoint for test";
+            }
+            leaf object-id-ref {
+                mandatory true;
+                type string;
+                description    "object id for test";
+            }
+            leaf problem-name {
+                mandatory true;
+                type string;
+                description    "problem for test";
+            }
+            leaf test-date {
+                mandatory true;
+                type string;
+                description    "point in time used for the test";
+            }
+
+        }
+        output {
+            leaf result-string {
+                mandatory true;
+                type string;
+                description    "Describin if mountpoint was found and result of maintenance mode testing";
+            }
+            uses data-provider:maintenance-entity;
+        }
+    }
+    rpc show-required-network-element {
+        description
+          "Get information for required network element";
+
+        input {
+            leaf mountpoint-name {
+                mandatory true;
+                type string;
+                description
+                    "Mountpoint-name as key of the node to be displayed.";
+            }
+        }
+        output {
+            container required-network-element {
+                leaf mountpoint-name {
+                    type string;
+                    description
+                       "The name of the mountpoint";
+                }
+                leaf status {
+                    type string;
+                    description
+                        "Status: pre-provisoning, installed, end-of-life (Later enum)";
+                }
+                leaf description {
+                    type string;
+                    description "Device description";
+                }
+            }
+        }
+    }
+
+    rpc get-required-network-element-keys {
+        description
+          "Returns a list of netconf nodes for each data store space";
+
+        output {
+            leaf-list mountpoint-names {
+                type string;
+                description
+                  "List of required-network-element keys that are the mountpoint-names";
+            }
+        }
+    }
+
+    rpc clear-current-fault-by-nodename {
+        description
+            "try to clear alarms and sync the alarm with the devices currently connected";
+        input {
+            leaf-list nodenames {
+                type string;
+                description
+                    "list of network-elements to clear alarms for nodenames, if list empty then all";
+            }
+        }
+        output {
+            leaf-list nodenames {
+                type string;
+                description
+                    "list of network-elements alarms cleared";
+            }
+        }
+    }
+    rpc push-fault-notification {
+        description
+            "Forward fault problem notification of a network-element";
+        input {
+        	uses data-provider:object-change-reference;
+        	uses data-provider:fault;
+        }
+    }
+    rpc push-attribute-change-notification {
+        description
+            "Forward attribute change notification of a network-element";
+        input {
+	    	uses data-provider:object-change-reference;
+    		uses data-provider:attribute-change;
+        }
+    }
+}
+