Implementing Create NS

Change-Id: Ib54e7476820fe716137e6d5e08e4d0deb9f104b9
Issue-ID: SO-3179
Signed-off-by: waqas.ikram <waqas.ikram@est.tech>

21 files changed, 1683 insertions, 0 deletions

diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/CamundaCustomConfiguration.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/CamundaCustomConfiguration.java
new file mode 100644
index 0000000000..33923f400e
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/CamundaCustomConfiguration.java
@@ -0,0 +1,49 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows;
+
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.Constants.NS_WORKFLOW_ENGINE;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.Constants.TENANT_ID;
+import static org.slf4j.LoggerFactory.getLogger;
+import org.camunda.bpm.engine.spring.SpringProcessEngineConfiguration;
+import org.camunda.bpm.spring.boot.starter.configuration.Ordering;
+import org.camunda.bpm.spring.boot.starter.configuration.impl.AbstractCamundaConfiguration;
+import org.slf4j.Logger;
+import org.springframework.core.annotation.Order;
+import org.springframework.stereotype.Component;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+@Component
+@Order(Ordering.DEFAULT_ORDER + 1)
+public class CamundaCustomConfiguration extends AbstractCamundaConfiguration {
+    private static final Logger logger = getLogger(CamundaCustomConfiguration.class);
+
+    @Override
+    public void preInit(final SpringProcessEngineConfiguration processEngineConfiguration) {
+        logger.info("Setting DeploymentTenantId to {} and DeploymentName to {}", TENANT_ID, NS_WORKFLOW_ENGINE);
+        processEngineConfiguration.setDeploymentTenantId(TENANT_ID);
+        processEngineConfiguration.setDeploymentName(NS_WORKFLOW_ENGINE);
+        super.preInit(processEngineConfiguration);
+    }
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/CamundaDatabaseConfiguration.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/CamundaDatabaseConfiguration.java
new file mode 100644
index 0000000000..946bd38cbe
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/CamundaDatabaseConfiguration.java
@@ -0,0 +1,69 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows;
+
+
+import static org.slf4j.LoggerFactory.getLogger;
+import javax.sql.DataSource;
+import org.slf4j.Logger;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Primary;
+import org.springframework.context.annotation.Profile;
+import org.springframework.jmx.export.MBeanExporter;
+import org.springframework.transaction.annotation.EnableTransactionManagement;
+import com.zaxxer.hikari.HikariConfig;
+import com.zaxxer.hikari.HikariDataSource;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+@Configuration
+@EnableTransactionManagement
+@Profile({"!test"})
+public class CamundaDatabaseConfiguration {
+
+    private static final Logger logger = getLogger(CamundaDatabaseConfiguration.class);
+
+    @Autowired(required = false)
+    private MBeanExporter mBeanExporter;
+
+    @Bean
+    @ConfigurationProperties(prefix = "spring.datasource.hikari.camunda")
+    public HikariConfig camundaDbConfig() {
+        logger.debug("Creating HikariConfig bean ... ");
+        return new HikariConfig();
+    }
+
+    @Primary
+    @Bean(name = "dataSource")
+    public DataSource dataSource() {
+        if (mBeanExporter != null) {
+            mBeanExporter.addExcludedBean("dataSource");
+        }
+        logger.debug("Creating HikariDataSource bean ... ");
+        final HikariConfig hikariConfig = this.camundaDbConfig();
+        return new HikariDataSource(hikariConfig);
+    }
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/CamundaVariableNameConstants.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/CamundaVariableNameConstants.java
new file mode 100644
index 0000000000..ed6da5430e
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/CamundaVariableNameConstants.java
@@ -0,0 +1,48 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+public class CamundaVariableNameConstants {
+
+    public static final String JOB_ID_PARAM_NAME = "jobId";
+    public static final String JOB_BUSINESS_KEY_PARAM_NAME = "jobBusinessKey";
+    public static final String CREATE_NS_REQUEST_PARAM_NAME = "createNsRequest";
+    public static final String GLOBAL_CUSTOMER_ID_PARAM_NAME = "globalCustomerId";
+    public static final String SERVICE_TYPE_PARAM_NAME = "serviceType";
+
+
+    public static final String NS_PACKAGE_MODEL_PARAM_NAME = "NSPackageModel";
+    public static final String CREATE_NS_WORKFLOW_PROCESSING_EXCEPTION_PARAM_NAME =
+            "CreateNsWorkflowProcessingException";
+    public static final String CREATE_NS_RESPONSE_PARAM_NAME = "createNsResponse";
+
+    public static final String INSTANTIATE_NS_REQUEST_PARAM_NAME = "instantiateNsRequest";
+    public static final String OCC_ID_PARAM_NAME = "occId";
+    public static final String NS_INSTANCE_ID_PARAM_NAME = "NsInstanceId";
+    public static final String NETWORK_SERVICE_DESCRIPTOR_PARAM_NAME = "NetworkServiceDescriptor";
+    public static final String VNF_CREATE_INSTANTIATE_REQUESTS = "vnfCreateInstantiateRequests";
+
+    private CamundaVariableNameConstants() {}
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/Constants.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/Constants.java
new file mode 100644
index 0000000000..46115a753b
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/Constants.java
@@ -0,0 +1,36 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+public class Constants {
+
+    public static final String TENANT_ID = "ns-workflow-engine-tenant";
+    public static final String NS_WORKFLOW_ENGINE = "NS-WORKFLOW-ENGINE";
+    public static final String CREATE_NS_WORKFLOW_NAME = "CreateNs";
+    public static final String INSTANTIATE_NS_WORKFLOW_NAME = "InstantiateNs";
+    public static final String GET_NS_OCCURRENCE_OPERATION_STATUS_NAME = "GetNsOccurrenceOperationStatus";
+
+    private Constants() {}
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/GsonProvider.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/GsonProvider.java
new file mode 100644
index 0000000000..31961d5b86
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/GsonProvider.java
@@ -0,0 +1,44 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows;
+
+import java.time.LocalDateTime;
+import org.onap.so.etsi.nfvo.ns.lcm.JSON;
+import org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.utils.LocalDateTimeTypeAdapter;
+import org.springframework.stereotype.Component;
+import org.threeten.bp.OffsetDateTime;
+import com.google.gson.Gson;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+@Component
+public class GsonProvider {
+
+    private final JSON.OffsetDateTimeTypeAdapter offsetDateTimeTypeAdapter = new JSON.OffsetDateTimeTypeAdapter();
+
+    public Gson getGson() {
+        return JSON.createGson().registerTypeAdapter(OffsetDateTime.class, offsetDateTimeTypeAdapter)
+                .registerTypeAdapter(LocalDateTime.class, new LocalDateTimeTypeAdapter()).create();
+    }
+
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/exceptions/EtsiCatalogManagerRequestFailureException.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/exceptions/EtsiCatalogManagerRequestFailureException.java
new file mode 100644
index 0000000000..553d2f1cf8
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/exceptions/EtsiCatalogManagerRequestFailureException.java
@@ -0,0 +1,41 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.exceptions;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+@ResponseStatus(code = HttpStatus.INTERNAL_SERVER_ERROR)
+public class EtsiCatalogManagerRequestFailureException extends RuntimeException {
+
+    private static final long serialVersionUID = 66862444537194516L;
+
+    public EtsiCatalogManagerRequestFailureException(final String message) {
+        super(message);
+    }
+
+    public EtsiCatalogManagerRequestFailureException(final String message, final Throwable cause) {
+        super(message, cause);
+    }
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/exceptions/NsRequestProcessingException.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/exceptions/NsRequestProcessingException.java
new file mode 100644
index 0000000000..0dcadfd4d8
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/exceptions/NsRequestProcessingException.java
@@ -0,0 +1,53 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.exceptions;
+
+import org.onap.so.etsi.nfvo.ns.lcm.model.InlineResponse400;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+/**
+ * 
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ */
+@ResponseStatus(code = HttpStatus.INTERNAL_SERVER_ERROR)
+public class NsRequestProcessingException extends RuntimeException {
+
+    private static final long serialVersionUID = 66862444537194516L;
+    private InlineResponse400 problemDetails;
+
+    public NsRequestProcessingException(final String message) {
+        super(message);
+    }
+
+    public NsRequestProcessingException(final String message, final InlineResponse400 problemDetails) {
+        super(message);
+        this.problemDetails = problemDetails;
+    }
+
+    @Override
+    public synchronized Throwable fillInStackTrace() {
+        return this;
+    }
+
+    public InlineResponse400 getProblemDetails() {
+        return problemDetails;
+    }
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/aai/AaiClientProvider.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/aai/AaiClientProvider.java
new file mode 100644
index 0000000000..673662aae8
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/aai/AaiClientProvider.java
@@ -0,0 +1,34 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.aai;
+
+import org.onap.aaiclient.client.aai.AAIResourcesClient;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class AaiClientProvider {
+
+    @Bean
+    public AAIResourcesClient getAaiClient() {
+        return new AAIResourcesClient();
+    }
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/aai/AaiPropertiesImpl.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/aai/AaiPropertiesImpl.java
new file mode 100644
index 0000000000..3df3580907
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/aai/AaiPropertiesImpl.java
@@ -0,0 +1,76 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.aai;
+
+import org.onap.aaiclient.client.aai.AAIProperties;
+import org.onap.aaiclient.client.aai.AAIVersion;
+import org.onap.so.spring.SpringContextHelper;
+import org.springframework.context.ApplicationContext;
+import java.net.MalformedURLException;
+import java.net.URL;
+
+public class AaiPropertiesImpl implements AAIProperties {
+
+    private final String endpoint;
+    private final String encryptedBasicAuth;
+    private final String encryptionKey;
+    private final String aaiVersion;
+
+    public AaiPropertiesImpl() {
+
+        final ApplicationContext context = SpringContextHelper.getAppContext();
+        this.endpoint = context.getEnvironment().getProperty("aai.endpoint");
+        this.encryptedBasicAuth = context.getEnvironment().getProperty("aai.auth");
+        this.encryptionKey = context.getEnvironment().getProperty("mso.key");
+        this.aaiVersion = context.getEnvironment().getProperty("aai.version");
+    }
+
+    @Override
+    public URL getEndpoint() throws MalformedURLException {
+        return new URL(endpoint);
+    }
+
+    @Override
+    public String getSystemName() {
+        return "MSO";
+    }
+
+    @Override
+    public AAIVersion getDefaultVersion() {
+        for (final AAIVersion version : AAIVersion.values()) {
+            if (version.toString().equalsIgnoreCase(this.aaiVersion)) {
+                return version;
+            } ;
+
+        }
+        return AAIVersion.LATEST;
+    }
+
+    @Override
+    public String getAuth() {
+        return encryptedBasicAuth;
+    }
+
+    @Override
+    public String getKey() {
+        return encryptionKey;
+    }
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/aai/AaiServiceProvider.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/aai/AaiServiceProvider.java
new file mode 100644
index 0000000000..53062395cf
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/aai/AaiServiceProvider.java
@@ -0,0 +1,44 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.aai;
+
+import org.onap.aai.domain.yang.GenericVnf;
+import org.onap.aai.domain.yang.ServiceInstance;
+import java.util.Optional;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+public interface AaiServiceProvider {
+
+    void createServiceInstance(final String globalCustomerId, final String serviceType,
+            final ServiceInstance aaiServiceInstance);
+
+    void createGenericVnfAndConnectServiceInstance(final String serviceInstanceId, final String vnfId,
+            final GenericVnf genericVnf);
+
+    void connectGenericVnfToTenant(final String vnfId, final String cloudOwner, final String cloudRegion,
+            final String tenantId);
+
+    Optional<GenericVnf> getGenericVnf(final String vnfId);
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/aai/AaiServiceProviderImpl.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/aai/AaiServiceProviderImpl.java
new file mode 100644
index 0000000000..049746c6ab
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/aai/AaiServiceProviderImpl.java
@@ -0,0 +1,83 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.aai;
+
+import java.util.Optional;
+import org.onap.aai.domain.yang.GenericVnf;
+import org.onap.aai.domain.yang.ServiceInstance;
+import org.onap.aaiclient.client.aai.AAIObjectType;
+import org.onap.aaiclient.client.aai.entities.uri.AAIResourceUri;
+import org.onap.aaiclient.client.aai.entities.uri.AAIUriFactory;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ */
+@Service
+public class AaiServiceProviderImpl implements AaiServiceProvider {
+    private static final Logger logger = LoggerFactory.getLogger(AaiServiceProviderImpl.class);
+    private final AaiClientProvider aaiClientProvider;
+
+    @Autowired
+    public AaiServiceProviderImpl(final AaiClientProvider aaiClientProvider) {
+        this.aaiClientProvider = aaiClientProvider;
+    }
+
+    @Override
+    public void createServiceInstance(final String globalCustomerId, final String serviceType,
+            final ServiceInstance aaiServiceInstance) {
+        logger.info("Creating service instance in AAI: {}", aaiServiceInstance);
+        final AAIResourceUri serviceInstanceURI = AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE,
+                globalCustomerId, serviceType, aaiServiceInstance.getServiceInstanceId());
+        aaiClientProvider.getAaiClient().createIfNotExists(serviceInstanceURI, Optional.of(aaiServiceInstance));
+
+    }
+
+    @Override
+    public void createGenericVnfAndConnectServiceInstance(final String serviceInstanceId, final String vnfId,
+            final GenericVnf genericVnf) {
+        logger.info("Creating GenericVnf in AAI: {}", genericVnf);
+        final AAIResourceUri genericVnfURI = AAIUriFactory.createResourceUri(AAIObjectType.GENERIC_VNF, vnfId);
+        final AAIResourceUri serviceInstanceURI =
+                AAIUriFactory.createResourceUri(AAIObjectType.SERVICE_INSTANCE, serviceInstanceId);
+        aaiClientProvider.getAaiClient().createIfNotExists(genericVnfURI, Optional.of(genericVnf))
+                .connect(genericVnfURI, serviceInstanceURI);
+
+    }
+
+    @Override
+    public void connectGenericVnfToTenant(final String vnfId, final String cloudOwner, final String cloudRegion,
+            final String tenantId) {
+        logger.info("Connecting GenericVnf {} to {}/{}/{} in AAI", vnfId, cloudOwner, cloudRegion, tenantId);
+        final AAIResourceUri tenantURI =
+                AAIUriFactory.createResourceUri(AAIObjectType.TENANT, cloudOwner, cloudRegion, tenantId);
+        final AAIResourceUri genericVnfURI = AAIUriFactory.createResourceUri(AAIObjectType.GENERIC_VNF, vnfId);
+        aaiClientProvider.getAaiClient().connect(tenantURI, genericVnfURI);
+    }
+
+    @Override
+    public Optional<GenericVnf> getGenericVnf(final String vnfId) {
+        return aaiClientProvider.getAaiClient().get(GenericVnf.class,
+                AAIUriFactory.createResourceUri(AAIObjectType.GENERIC_VNF, vnfId));
+    }
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/etsicatalog/EtsiCatalogPackageManagementServiceProvider.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/etsicatalog/EtsiCatalogPackageManagementServiceProvider.java
new file mode 100644
index 0000000000..a373df43e7
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/etsicatalog/EtsiCatalogPackageManagementServiceProvider.java
@@ -0,0 +1,36 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.etsicatalog;
+
+import java.util.Optional;
+import org.onap.so.adapters.etsisol003adapter.pkgm.extclients.etsicatalog.model.NsdInfo;
+import org.onap.so.adapters.etsisol003adapter.pkgm.extclients.etsicatalog.model.VnfPkgInfo;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+public interface EtsiCatalogPackageManagementServiceProvider {
+
+    Optional<NsdInfo> getNSPackageModel(final String nsdId);
+
+    Optional<VnfPkgInfo> getVnfPkgInfo(final String vnfPkgId);
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/etsicatalog/EtsiCatalogPackageManagementServiceProviderImpl.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/etsicatalog/EtsiCatalogPackageManagementServiceProviderImpl.java
new file mode 100644
index 0000000000..32f7cc1182
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/etsicatalog/EtsiCatalogPackageManagementServiceProviderImpl.java
@@ -0,0 +1,86 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.etsicatalog;
+
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.etsicatalog.EtsiCatalogServiceProviderConfiguration.ETSI_CATALOG_SERVICE_PROVIDER_BEAN;
+import java.util.Optional;
+import org.onap.so.adapters.etsisol003adapter.pkgm.extclients.etsicatalog.model.NsdInfo;
+import org.onap.so.adapters.etsisol003adapter.pkgm.extclients.etsicatalog.model.VnfPkgInfo;
+import org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.exceptions.EtsiCatalogManagerRequestFailureException;
+import org.onap.so.rest.service.HttpRestServiceProvider;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Service;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+@Service
+public class EtsiCatalogPackageManagementServiceProviderImpl implements EtsiCatalogPackageManagementServiceProvider {
+
+    private static final Logger logger = LoggerFactory.getLogger(EtsiCatalogPackageManagementServiceProviderImpl.class);
+
+    private final HttpRestServiceProvider httpServiceProvider;
+    private final EtsiCatalogUrlProvider etsiCatalogUrlProvider;
+
+    @Autowired
+    public EtsiCatalogPackageManagementServiceProviderImpl(final EtsiCatalogUrlProvider etsiCatalogUrlProvider,
+            @Qualifier(ETSI_CATALOG_SERVICE_PROVIDER_BEAN) final HttpRestServiceProvider httpServiceProvider) {
+        this.etsiCatalogUrlProvider = etsiCatalogUrlProvider;
+        this.httpServiceProvider = httpServiceProvider;
+    }
+
+    @Override
+    public Optional<NsdInfo> getNSPackageModel(final String nsdId) {
+        try {
+            final ResponseEntity<NsdInfo> response =
+                    httpServiceProvider.getHttpResponse(etsiCatalogUrlProvider.getNsPackageUrl(nsdId), NsdInfo.class);
+            if (response.getStatusCode().is2xxSuccessful()) {
+                return Optional.ofNullable(response.getBody());
+            }
+            return Optional.empty();
+        } catch (final Exception restProcessingException) {
+            logger.error("Caught exception while getting NS package model for: {}", nsdId, restProcessingException);
+            throw new EtsiCatalogManagerRequestFailureException("Internal Server Error Occurred.",
+                    restProcessingException);
+        }
+    }
+
+    @Override
+    public Optional<VnfPkgInfo> getVnfPkgInfo(final String vnfPkgId) {
+        try {
+            final ResponseEntity<VnfPkgInfo> response = httpServiceProvider
+                    .getHttpResponse(etsiCatalogUrlProvider.getVnfPackageUrl(vnfPkgId), VnfPkgInfo.class);
+            if (response.getStatusCode().is2xxSuccessful()) {
+                return Optional.ofNullable(response.getBody());
+            }
+            return Optional.empty();
+        } catch (final Exception restProcessingException) {
+            logger.error("Caught exception while getting VNF package model for: {}", vnfPkgId, restProcessingException);
+            throw new EtsiCatalogManagerRequestFailureException("Internal Server Error Occurred.",
+                    restProcessingException);
+        }
+    }
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/etsicatalog/EtsiCatalogServiceProviderConfiguration.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/etsicatalog/EtsiCatalogServiceProviderConfiguration.java
new file mode 100644
index 0000000000..8c6ea92428
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/etsicatalog/EtsiCatalogServiceProviderConfiguration.java
@@ -0,0 +1,188 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.etsicatalog;
+
+import java.io.IOException;
+import java.security.KeyManagementException;
+import java.security.KeyStoreException;
+import java.security.NoSuchAlgorithmException;
+import java.security.cert.CertificateException;
+import java.util.Iterator;
+import java.util.concurrent.TimeUnit;
+import javax.net.ssl.HostnameVerifier;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLSession;
+import org.apache.http.client.config.RequestConfig;
+import org.apache.http.config.Registry;
+import org.apache.http.config.RegistryBuilder;
+import org.apache.http.conn.socket.ConnectionSocketFactory;
+import org.apache.http.conn.socket.PlainConnectionSocketFactory;
+import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
+import org.apache.http.impl.client.HttpClientBuilder;
+import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
+import org.apache.http.ssl.SSLContextBuilder;
+import org.onap.logging.filter.spring.SpringClientPayloadFilter;
+import org.onap.so.configuration.rest.BasicHttpHeadersProvider;
+import org.onap.so.configuration.rest.HttpClientConnectionConfiguration;
+import org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.GsonProvider;
+import org.onap.so.logging.jaxrs.filter.SOSpringClientFilter;
+import org.onap.so.rest.service.HttpRestServiceProvider;
+import org.onap.so.rest.service.HttpRestServiceProviderImpl;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.core.io.Resource;
+import org.springframework.http.client.BufferingClientHttpRequestFactory;
+import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
+import org.springframework.http.converter.HttpMessageConverter;
+import org.springframework.http.converter.json.GsonHttpMessageConverter;
+import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
+import org.springframework.web.client.RestTemplate;
+
+/**
+ * Configures the HttpRestServiceProvider to make REST calls to the ETSI Catalog Manager
+ * 
+ * @author gareth.roper@est.tech
+ */
+
+@Configuration
+public class EtsiCatalogServiceProviderConfiguration {
+    public static final String ETSI_CATALOG_REST_TEMPLATE_BEAN = "etsiCatalogRestTemplate";
+
+    public static final String ETSI_CATALOG_SERVICE_PROVIDER_BEAN = "etsiCatalogServiceProvider";
+
+    private final static Logger LOGGER = LoggerFactory.getLogger(EtsiCatalogServiceProviderConfiguration.class);
+
+    private final HttpClientConnectionConfiguration clientConnectionConfiguration;
+
+    @Value("${etsi-catalog-manager.http.client.ssl.trust-store:#{null}}")
+    private Resource trustStore;
+    @Value("${etsi-catalog-manager.http.client.ssl.trust-store-password:#{null}}")
+    private String trustStorePassword;
+
+    private final GsonProvider gsonProvider;
+
+    @Autowired
+    public EtsiCatalogServiceProviderConfiguration(
+            final HttpClientConnectionConfiguration clientConnectionConfiguration, final GsonProvider gsonProvider) {
+        this.clientConnectionConfiguration = clientConnectionConfiguration;
+        this.gsonProvider = gsonProvider;
+    }
+
+    @Bean
+    @Qualifier(ETSI_CATALOG_REST_TEMPLATE_BEAN)
+    public RestTemplate etsiCatalogRestTemplate() {
+        final RestTemplate restTemplate = new RestTemplate();
+        restTemplate.getInterceptors().add(new SOSpringClientFilter());
+        restTemplate.getInterceptors().add((new SpringClientPayloadFilter()));
+        return restTemplate;
+    }
+
+    @Bean
+    @Qualifier(ETSI_CATALOG_SERVICE_PROVIDER_BEAN)
+    public HttpRestServiceProvider etsiCatalogHttpRestServiceProvider(
+            @Qualifier(ETSI_CATALOG_REST_TEMPLATE_BEAN) final RestTemplate restTemplate) {
+        setGsonMessageConverter(restTemplate);
+
+        final HttpClientBuilder httpClientBuilder = getHttpClientBuilder();
+        if (trustStore != null) {
+            try {
+                LOGGER.debug("Setting up HttpComponentsClientHttpRequestFactory with SSL Context");
+                LOGGER.debug("Setting client trust-store: {}", trustStore.getURL());
+                LOGGER.debug("Creating SSLConnectionSocketFactory with AllowAllHostsVerifier ... ");
+                final SSLContext sslContext = new SSLContextBuilder()
+                        .loadTrustMaterial(trustStore.getURL(), trustStorePassword.toCharArray()).build();
+                final SSLConnectionSocketFactory sslConnectionSocketFactory =
+                        new SSLConnectionSocketFactory(sslContext, AllowAllHostsVerifier.INSTANCE);
+                httpClientBuilder.setSSLSocketFactory(sslConnectionSocketFactory);
+                final Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder
+                        .<ConnectionSocketFactory>create().register("http", PlainConnectionSocketFactory.INSTANCE)
+                        .register("https", sslConnectionSocketFactory).build();
+
+                httpClientBuilder.setConnectionManager(getConnectionManager(socketFactoryRegistry));
+            } catch (final KeyManagementException | NoSuchAlgorithmException | KeyStoreException | CertificateException
+                    | IOException exception) {
+                LOGGER.error("Error reading truststore, TLS connection will fail.", exception);
+            }
+
+        } else {
+            LOGGER.debug("Setting connection manager without SSL ConnectionSocketFactory ...");
+            httpClientBuilder.setConnectionManager(getConnectionManager());
+        }
+
+        final HttpComponentsClientHttpRequestFactory factory =
+                new HttpComponentsClientHttpRequestFactory(httpClientBuilder.build());
+        restTemplate.setRequestFactory(new BufferingClientHttpRequestFactory(factory));
+
+        return new HttpRestServiceProviderImpl(restTemplate, new BasicHttpHeadersProvider().getHttpHeaders());
+    }
+
+    private PoolingHttpClientConnectionManager getConnectionManager(
+            final Registry<ConnectionSocketFactory> socketFactoryRegistry) {
+        return new PoolingHttpClientConnectionManager(socketFactoryRegistry, null, null, null,
+                clientConnectionConfiguration.getTimeToLiveInMins(), TimeUnit.MINUTES);
+    }
+
+    private PoolingHttpClientConnectionManager getConnectionManager() {
+        return new PoolingHttpClientConnectionManager(clientConnectionConfiguration.getTimeToLiveInMins(),
+                TimeUnit.MINUTES);
+    }
+
+    private HttpClientBuilder getHttpClientBuilder() {
+        return HttpClientBuilder.create().setMaxConnPerRoute(clientConnectionConfiguration.getMaxConnectionsPerRoute())
+                .setMaxConnTotal(clientConnectionConfiguration.getMaxConnections())
+                .setDefaultRequestConfig(getRequestConfig());
+    }
+
+    private RequestConfig getRequestConfig() {
+        return RequestConfig.custom().setSocketTimeout(clientConnectionConfiguration.getSocketTimeOutInMiliSeconds())
+                .setConnectTimeout(clientConnectionConfiguration.getConnectionTimeOutInMilliSeconds()).build();
+    }
+
+    private static final class AllowAllHostsVerifier implements HostnameVerifier {
+
+        private static final AllowAllHostsVerifier INSTANCE = new AllowAllHostsVerifier();
+
+        @Override
+        public boolean verify(final String hostname, final SSLSession session) {
+            LOGGER.debug("Skipping hostname verification ...");
+            return true;
+        }
+
+    }
+
+    public void setGsonMessageConverter(final RestTemplate restTemplate) {
+        final Iterator<HttpMessageConverter<?>> iterator = restTemplate.getMessageConverters().iterator();
+        while (iterator.hasNext()) {
+            if (iterator.next() instanceof MappingJackson2HttpMessageConverter) {
+                iterator.remove();
+            }
+        }
+        restTemplate.getMessageConverters().add(new GsonHttpMessageConverter(gsonProvider.getGson()));
+    }
+
+
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/etsicatalog/EtsiCatalogUrlProvider.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/etsicatalog/EtsiCatalogUrlProvider.java
new file mode 100644
index 0000000000..e3c159c7b0
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/extclients/etsicatalog/EtsiCatalogUrlProvider.java
@@ -0,0 +1,51 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.etsicatalog;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+@Service
+public class EtsiCatalogUrlProvider {
+
+    @Value("${etsi-catalog-manager.base.endpoint}")
+    private String etsiCatalogManagerEndpoint;
+
+    public EtsiCatalogUrlProvider() {}
+
+    public String getNsPackageUrl(final String nsdId) {
+        return etsiCatalogManagerEndpoint + "/nsd/v1/ns_descriptors/" + nsdId;
+    }
+
+    public String getNsPackageContentUrl(final String nsdId) {
+        return etsiCatalogManagerEndpoint + "/nsd/v1/ns_descriptors/" + nsdId + "/nsd_content";
+    }
+
+    public String getVnfPackageUrl(final String vnfPkgId) {
+        return etsiCatalogManagerEndpoint + "/vnfpkgm/v1/vnf_packages/" + vnfPkgId;
+    }
+
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/service/JobExecutorService.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/service/JobExecutorService.java
new file mode 100644
index 0000000000..692aff62cd
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/service/JobExecutorService.java
@@ -0,0 +1,182 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.service;
+
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.CREATE_NS_REQUEST_PARAM_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.GLOBAL_CUSTOMER_ID_PARAM_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.JOB_ID_PARAM_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.SERVICE_TYPE_PARAM_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.Constants.CREATE_NS_WORKFLOW_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.database.beans.JobStatusEnum.ERROR;
+import static org.onap.so.etsi.nfvo.ns.lcm.database.beans.JobStatusEnum.FINISHED;
+import static org.onap.so.etsi.nfvo.ns.lcm.database.beans.JobStatusEnum.FINISHED_WITH_ERROR;
+import static org.slf4j.LoggerFactory.getLogger;
+import java.time.Instant;
+import java.time.LocalDateTime;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Optional;
+import java.util.concurrent.TimeUnit;
+import org.apache.commons.lang3.tuple.ImmutablePair;
+import org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.exceptions.NsRequestProcessingException;
+import org.onap.so.etsi.nfvo.ns.lcm.database.beans.JobAction;
+import org.onap.so.etsi.nfvo.ns.lcm.database.beans.JobStatusEnum;
+import org.onap.so.etsi.nfvo.ns.lcm.database.beans.NfvoJob;
+import org.onap.so.etsi.nfvo.ns.lcm.database.service.DatabaseServiceProvider;
+import org.onap.so.etsi.nfvo.ns.lcm.model.CreateNsRequest;
+import org.onap.so.etsi.nfvo.ns.lcm.model.InlineResponse400;
+import org.onap.so.etsi.nfvo.ns.lcm.model.NsInstancesNsInstance;
+import org.slf4j.Logger;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+import com.google.common.collect.ImmutableSet;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+@Service
+public class JobExecutorService {
+
+    private static final Logger logger = getLogger(JobExecutorService.class);
+
+    private static final ImmutableSet<JobStatusEnum> JOB_FINISHED_STATES =
+            ImmutableSet.of(FINISHED, ERROR, FINISHED_WITH_ERROR);
+
+    private static final int SLEEP_TIME_IN_SECONDS = 5;
+
+    @Value("${so-etsi-ns-lcm-workflow-engine.requesttimeout.timeoutInSeconds:300}")
+    private int timeOutInSeconds;
+
+    private final DatabaseServiceProvider databaseServiceProvider;
+    private final WorkflowExecutorService workflowExecutorService;
+    private final WorkflowQueryService workflowQueryService;
+
+    @Autowired
+    public JobExecutorService(final DatabaseServiceProvider databaseServiceProvider,
+            final WorkflowExecutorService workflowExecutorService, final WorkflowQueryService workflowQueryService) {
+        this.databaseServiceProvider = databaseServiceProvider;
+        this.workflowExecutorService = workflowExecutorService;
+        this.workflowQueryService = workflowQueryService;
+    }
+
+    public NsInstancesNsInstance runCreateNsJob(final CreateNsRequest createNsRequest, final String globalCustomerId,
+            final String serviceType) {
+        logger.info("Starting 'Create NS' workflow job for request:\n{}", createNsRequest);
+        final NfvoJob newJob = new NfvoJob().startTime(LocalDateTime.now()).jobType("NS").jobAction(JobAction.CREATE)
+                .resourceId(createNsRequest.getNsdId()).resourceName(createNsRequest.getNsName())
+                .status(JobStatusEnum.STARTING).progress(5);
+        databaseServiceProvider.addJob(newJob);
+
+        logger.info("New job created in database :\n{}", newJob);
+
+        workflowExecutorService.executeWorkflow(newJob.getJobId(), CREATE_NS_WORKFLOW_NAME,
+                getVariables(newJob.getJobId(), createNsRequest, globalCustomerId, serviceType));
+
+        final ImmutablePair<String, JobStatusEnum> immutablePair =
+                waitForJobToFinish(newJob.getJobId(), JOB_FINISHED_STATES);
+
+        if (immutablePair.getRight() == null) {
+            final String message = "Failed to create NS for request: \n" + createNsRequest;
+            logger.error(message);
+            throw new NsRequestProcessingException(message);
+        }
+        final JobStatusEnum finalJobStatus = immutablePair.getRight();
+        final String processInstanceId = immutablePair.getLeft();
+
+        if (!FINISHED.equals(finalJobStatus)) {
+
+            final Optional<InlineResponse400> optional = workflowQueryService.getProblemDetails(processInstanceId);
+            if (optional.isPresent()) {
+                final InlineResponse400 problemDetails = optional.get();
+                final String message =
+                        "Failed to create NS for request: \n" + createNsRequest + " due to \n" + problemDetails;
+                logger.error(message);
+                throw new NsRequestProcessingException(message, problemDetails);
+            }
+
+            final String message = "Received unexpected Job Status: " + finalJobStatus
+                    + " Failed to Create NS for request: \n" + createNsRequest;
+            logger.error(message);
+            throw new NsRequestProcessingException(message);
+        }
+
+        logger.debug("Will query for CreateNsResponse using processInstanceId:{}", processInstanceId);
+        final Optional<NsInstancesNsInstance> optional = workflowQueryService.getCreateNsResponse(processInstanceId);
+        if (optional.isEmpty()) {
+            final String message =
+                    "Unable to find CreateNsReponse in Camunda History for process instance: " + processInstanceId;
+            logger.error(message);
+            throw new NsRequestProcessingException(message);
+        }
+        return optional.get();
+    }
+
+    private ImmutablePair<String, JobStatusEnum> waitForJobToFinish(final String jobId,
+            final ImmutableSet<JobStatusEnum> jobFinishedStates) {
+        try {
+            final long startTimeInMillis = System.currentTimeMillis();
+            final long timeOutTime = startTimeInMillis + TimeUnit.SECONDS.toMillis(timeOutInSeconds);
+
+            logger.info("Will wait till {} for {} job to finish", Instant.ofEpochMilli(timeOutTime).toString(), jobId);
+            JobStatusEnum currentJobStatus = null;
+            while (timeOutTime > System.currentTimeMillis()) {
+
+                final Optional<NfvoJob> optional = databaseServiceProvider.getJob(jobId);
+
+                if (optional.isEmpty()) {
+                    logger.error("Unable to find Job using jobId: {}", jobId);
+                    return ImmutablePair.nullPair();
+                }
+
+                final NfvoJob nfvoJob = optional.get();
+                currentJobStatus = nfvoJob.getStatus();
+                logger.debug("Received job status response: \n ", nfvoJob);
+                if (jobFinishedStates.contains(nfvoJob.getStatus())) {
+                    logger.info("Job finished \n {}", currentJobStatus);
+                    return ImmutablePair.of(nfvoJob.getProcessInstanceId(), currentJobStatus);
+                }
+
+                logger.debug("Haven't received one of finish state {} yet, will try again in {} seconds",
+                        jobFinishedStates, SLEEP_TIME_IN_SECONDS);
+                TimeUnit.SECONDS.sleep(SLEEP_TIME_IN_SECONDS);
+
+            }
+            logger.warn("Timeout current job status: {}", currentJobStatus);
+            return ImmutablePair.nullPair();
+        } catch (final InterruptedException interruptedException) {
+            Thread.currentThread().interrupt();
+            logger.error("Sleep was interrupted", interruptedException);
+            return ImmutablePair.nullPair();
+        }
+    }
+
+    private Map<String, Object> getVariables(final String jobId, final CreateNsRequest createNsRequest,
+            final String globalCustomerId, final String serviceType) {
+        final Map<String, Object> variables = new HashMap<>();
+        variables.put(JOB_ID_PARAM_NAME, jobId);
+        variables.put(CREATE_NS_REQUEST_PARAM_NAME, createNsRequest);
+        variables.put(GLOBAL_CUSTOMER_ID_PARAM_NAME, globalCustomerId);
+        variables.put(SERVICE_TYPE_PARAM_NAME, serviceType);
+        return variables;
+    }
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/service/WorkflowExecutorService.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/service/WorkflowExecutorService.java
new file mode 100644
index 0000000000..fa2b8d5507
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/service/WorkflowExecutorService.java
@@ -0,0 +1,59 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.service;
+
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.Constants.TENANT_ID;
+import static org.slf4j.LoggerFactory.getLogger;
+import java.util.Map;
+import org.camunda.bpm.engine.RuntimeService;
+import org.camunda.bpm.engine.runtime.ProcessInstance;
+import org.slf4j.Logger;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.scheduling.annotation.Async;
+import org.springframework.stereotype.Service;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+@Service
+public class WorkflowExecutorService {
+
+    private static final Logger logger = getLogger(WorkflowExecutorService.class);
+
+    private final RuntimeService runtimeService;
+
+    @Autowired
+    public WorkflowExecutorService(final RuntimeService runtimeService) {
+        this.runtimeService = runtimeService;
+    }
+
+    @Async
+    public void executeWorkflow(final String jobId, final String processDefinitionKey,
+            final Map<String, Object> variables) {
+        logger.info("Executing {} workflow with business key: {}", processDefinitionKey, jobId);
+        final ProcessInstance processInstance = runtimeService.createProcessInstanceByKey(processDefinitionKey)
+                .businessKey(jobId).setVariables(variables).processDefinitionTenantId(TENANT_ID).execute();
+
+        logger.info("Workflow running with processInstanceId: {} and business key: {}",
+                processInstance.getProcessInstanceId(), processInstance.getBusinessKey());
+    }
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/service/WorkflowQueryService.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/service/WorkflowQueryService.java
new file mode 100644
index 0000000000..297e9c34af
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/service/WorkflowQueryService.java
@@ -0,0 +1,108 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.service;
+
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.CREATE_NS_RESPONSE_PARAM_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.CREATE_NS_WORKFLOW_PROCESSING_EXCEPTION_PARAM_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.Constants.TENANT_ID;
+import static org.slf4j.LoggerFactory.getLogger;
+import java.util.Optional;
+import org.camunda.bpm.engine.HistoryService;
+import org.camunda.bpm.engine.ProcessEngineException;
+import org.camunda.bpm.engine.history.HistoricVariableInstance;
+import org.onap.so.etsi.nfvo.ns.lcm.model.InlineResponse400;
+import org.onap.so.etsi.nfvo.ns.lcm.model.NsInstancesNsInstance;
+import org.slf4j.Logger;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import com.google.common.base.Strings;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+@Service
+public class WorkflowQueryService {
+
+    private static final Logger logger = getLogger(WorkflowQueryService.class);
+
+    private final HistoryService camundaHistoryService;
+
+    @Autowired
+    public WorkflowQueryService(final HistoryService camundaHistoryService) {
+        this.camundaHistoryService = camundaHistoryService;
+    }
+
+    public Optional<NsInstancesNsInstance> getCreateNsResponse(final String processInstanceId) {
+        try {
+
+            if (Strings.isNullOrEmpty(processInstanceId)) {
+                logger.error("Invalid processInstanceId: {}", processInstanceId);
+                return Optional.empty();
+            }
+
+            final HistoricVariableInstance historicVariableInstance =
+                    getVariable(processInstanceId, CREATE_NS_RESPONSE_PARAM_NAME);
+
+            if (historicVariableInstance != null) {
+                logger.info("Found HistoricVariableInstance : {}", historicVariableInstance);
+                final Object variableValue = historicVariableInstance.getValue();
+                if (variableValue instanceof NsInstancesNsInstance) {
+                    return Optional.ofNullable((NsInstancesNsInstance) variableValue);
+                }
+                logger.error("Unknown CreateNsResponse object type {} received value: {}",
+                        historicVariableInstance.getValue() != null ? variableValue.getClass() : null, variableValue);
+            }
+        } catch (final ProcessEngineException processEngineException) {
+            logger.error("Unable to find {} variable using processInstanceId: {}", CREATE_NS_RESPONSE_PARAM_NAME,
+                    processInstanceId, processEngineException);
+        }
+        logger.error("Unable to find {} variable using processInstanceId: {}", CREATE_NS_RESPONSE_PARAM_NAME,
+                processInstanceId);
+        return Optional.empty();
+
+    }
+
+    public Optional<InlineResponse400> getProblemDetails(final String processInstanceId) {
+        try {
+            final HistoricVariableInstance historicVariableInstance =
+                    getVariable(processInstanceId, CREATE_NS_WORKFLOW_PROCESSING_EXCEPTION_PARAM_NAME);
+
+            logger.info("Found HistoricVariableInstance : {}", historicVariableInstance);
+            final Object variableValue = historicVariableInstance.getValue();
+            if (variableValue instanceof InlineResponse400) {
+                return Optional.ofNullable((InlineResponse400) variableValue);
+            }
+            logger.error("Unknown ProblemDetails object type {} received value: {}",
+                    historicVariableInstance.getValue() != null ? variableValue.getClass() : null, variableValue);
+        } catch (final ProcessEngineException processEngineException) {
+            logger.error("Unable to find {} variable using processInstanceId: {}",
+                    CREATE_NS_WORKFLOW_PROCESSING_EXCEPTION_PARAM_NAME, processInstanceId, processEngineException);
+        }
+        return Optional.empty();
+    }
+
+
+    private HistoricVariableInstance getVariable(final String processInstanceId, final String name) {
+        return camundaHistoryService.createHistoricVariableInstanceQuery().processInstanceId(processInstanceId)
+                .variableName(name).tenantIdIn(TENANT_ID).singleResult();
+    }
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/tasks/AbstractNetworkServiceTask.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/tasks/AbstractNetworkServiceTask.java
new file mode 100644
index 0000000000..99116dacad
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/tasks/AbstractNetworkServiceTask.java
@@ -0,0 +1,117 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.tasks;
+
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.CREATE_NS_WORKFLOW_PROCESSING_EXCEPTION_PARAM_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.JOB_ID_PARAM_NAME;
+import java.time.LocalDateTime;
+import java.util.Optional;
+import org.camunda.bpm.engine.delegate.BpmnError;
+import org.camunda.bpm.engine.delegate.DelegateExecution;
+import org.onap.so.etsi.nfvo.ns.lcm.database.beans.JobStatusEnum;
+import org.onap.so.etsi.nfvo.ns.lcm.database.beans.NfvoJob;
+import org.onap.so.etsi.nfvo.ns.lcm.database.beans.NfvoJobStatus;
+import org.onap.so.etsi.nfvo.ns.lcm.database.service.DatabaseServiceProvider;
+import org.onap.so.etsi.nfvo.ns.lcm.model.InlineResponse400;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+public abstract class AbstractNetworkServiceTask {
+    private final Logger logger = LoggerFactory.getLogger(getClass());
+    protected final DatabaseServiceProvider databaseServiceProvider;
+
+    public AbstractNetworkServiceTask(final DatabaseServiceProvider jobServiceProvider) {
+        this.databaseServiceProvider = jobServiceProvider;
+    }
+
+    public void setJobStatus(final DelegateExecution execution, final JobStatusEnum jobStatus,
+            final String description) {
+        logger.info("Setting Job Status to {}", jobStatus);
+        final NfvoJob nfvoJob = getNfvoJob(execution);
+        nfvoJob.status(jobStatus);
+        if (JobStatusEnum.STARTED.equals(jobStatus)) {
+            nfvoJob.processInstanceId(execution.getProcessInstanceId());
+        }
+
+        if (JobStatusEnum.FINISHED.equals(jobStatus)) {
+            nfvoJob.endTime(LocalDateTime.now());
+        }
+
+        nfvoJob.nfvoJobStatus(
+                new NfvoJobStatus().status(jobStatus).description(description).updatedTime(LocalDateTime.now()));
+        databaseServiceProvider.addJob(nfvoJob);
+
+    }
+
+    public void setJobStatusToError(final DelegateExecution execution, final String description) {
+        logger.info("Setting Job Status to {}", JobStatusEnum.ERROR);
+
+        final String jobId = (String) execution.getVariable(JOB_ID_PARAM_NAME);
+        final Optional<NfvoJob> optional = databaseServiceProvider.getJob(jobId);
+        if (optional.isPresent()) {
+            final InlineResponse400 problemDetails =
+                    (InlineResponse400) execution.getVariable(CREATE_NS_WORKFLOW_PROCESSING_EXCEPTION_PARAM_NAME);
+
+            final NfvoJob nfvoJob = optional.get();
+            nfvoJob.status(JobStatusEnum.ERROR).endTime(LocalDateTime.now());
+
+            if (problemDetails != null) {
+                logger.error("Found failed reason: {}", problemDetails);
+                nfvoJob.nfvoJobStatus(new NfvoJobStatus().status(JobStatusEnum.ERROR)
+                        .description(problemDetails.getDetail()).updatedTime(LocalDateTime.now()));
+            }
+            nfvoJob.nfvoJobStatus(new NfvoJobStatus().status(JobStatusEnum.ERROR).description(description)
+                    .updatedTime(LocalDateTime.now()));
+
+            databaseServiceProvider.addJob(nfvoJob);
+        }
+        logger.info("Finished setting Job Status to {}", JobStatusEnum.ERROR);
+
+    }
+
+    protected void abortOperation(final DelegateExecution execution, final String message) {
+        abortOperation(execution, message, new InlineResponse400().detail(message));
+    }
+
+    protected void abortOperation(final DelegateExecution execution, final String message,
+            final InlineResponse400 problemDetails) {
+        logger.error(message);
+        execution.setVariable(CREATE_NS_WORKFLOW_PROCESSING_EXCEPTION_PARAM_NAME, problemDetails);
+        throw new BpmnError("WORKFLOW_FAILED");
+    }
+
+    private NfvoJob getNfvoJob(final DelegateExecution execution) {
+        final String jobId = (String) execution.getVariable(JOB_ID_PARAM_NAME);
+        final Optional<NfvoJob> optional = databaseServiceProvider.getJob(jobId);
+        if (!optional.isPresent()) {
+            final String message = "Unable to find job using job id: " + jobId;
+            logger.error(message);
+            execution.setVariable(CREATE_NS_WORKFLOW_PROCESSING_EXCEPTION_PARAM_NAME,
+                    new InlineResponse400().detail(message));
+            throw new BpmnError("WORKFLOW_FAILED");
+
+        }
+        return optional.get();
+    }
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/tasks/CreateNsTask.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/tasks/CreateNsTask.java
new file mode 100644
index 0000000000..19cac68f9b
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/tasks/CreateNsTask.java
@@ -0,0 +1,221 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.tasks;
+
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.CREATE_NS_REQUEST_PARAM_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.CREATE_NS_RESPONSE_PARAM_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.CREATE_NS_WORKFLOW_PROCESSING_EXCEPTION_PARAM_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.GLOBAL_CUSTOMER_ID_PARAM_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.NS_INSTANCE_ID_PARAM_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.NS_PACKAGE_MODEL_PARAM_NAME;
+import static org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.CamundaVariableNameConstants.SERVICE_TYPE_PARAM_NAME;
+import java.time.LocalDateTime;
+import java.util.Optional;
+import java.util.UUID;
+import org.camunda.bpm.engine.delegate.DelegateExecution;
+import org.onap.aai.domain.yang.ServiceInstance;
+import org.onap.so.adapters.etsisol003adapter.pkgm.extclients.etsicatalog.model.NsdInfo;
+import org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.exceptions.EtsiCatalogManagerRequestFailureException;
+import org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.aai.AaiServiceProvider;
+import org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.extclients.etsicatalog.EtsiCatalogPackageManagementServiceProvider;
+import org.onap.so.etsi.nfvo.ns.lcm.database.beans.JobStatusEnum;
+import org.onap.so.etsi.nfvo.ns.lcm.database.beans.NfvoNsInst;
+import org.onap.so.etsi.nfvo.ns.lcm.database.beans.State;
+import org.onap.so.etsi.nfvo.ns.lcm.database.service.DatabaseServiceProvider;
+import org.onap.so.etsi.nfvo.ns.lcm.model.CreateNsRequest;
+import org.onap.so.etsi.nfvo.ns.lcm.model.InlineResponse400;
+import org.onap.so.etsi.nfvo.ns.lcm.model.NsInstancesNsInstance;
+import org.onap.so.etsi.nfvo.ns.lcm.model.NsInstancesNsInstance.NsStateEnum;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+@Component
+public class CreateNsTask extends AbstractNetworkServiceTask {
+    private static final String NETWORK_SERVICE_NAME = "NetworkService";
+    private static final String NETWORK_SERVICE_ROLE = "NetworkService";
+    private static final String DOES_NS_PACKAGE_EXISTS_PARAM_NAME = "doesNsPackageExists";
+    private static final String DOES_NS_INSTANCE_EXISTS_PARAM_NAME = "doesNsInstanceExists";
+    private static final Logger logger = LoggerFactory.getLogger(CreateNsTask.class);
+    private final EtsiCatalogPackageManagementServiceProvider etsiCatalogPackageManagementServiceProvider;
+    private final AaiServiceProvider aaiServiceProvider;
+
+    @Autowired
+    public CreateNsTask(final DatabaseServiceProvider databaseServiceProvider,
+            final AaiServiceProvider aaiServiceProvider,
+            final EtsiCatalogPackageManagementServiceProvider etsiCatalogPackageManagementServiceProvider) {
+        super(databaseServiceProvider);
+        this.aaiServiceProvider = aaiServiceProvider;
+        this.etsiCatalogPackageManagementServiceProvider = etsiCatalogPackageManagementServiceProvider;
+    }
+
+    public void setJobStatusToStarted(final DelegateExecution execution) {
+        setJobStatus(execution, JobStatusEnum.STARTED, "Create NS workflow process started");
+    }
+
+    public void setJobStatusToFinished(final DelegateExecution execution) {
+        setJobStatus(execution, JobStatusEnum.FINISHED, "Create NS workflow process finished");
+    }
+
+    public void setJobStatusToError(final DelegateExecution execution) {
+        setJobStatusToError(execution, "Create NS workflow process failed");
+    }
+
+    public void getNsPackage(final DelegateExecution execution) {
+        logger.info("Retrieving NS package from ETSI Catalog Manager ...");
+        setJobStatus(execution, JobStatusEnum.IN_PROGRESS, "Retrieving NS package from ETSI Catalog Manager");
+
+        final CreateNsRequest createNsRequest = (CreateNsRequest) execution.getVariable(CREATE_NS_REQUEST_PARAM_NAME);
+
+        try {
+            final Optional<NsdInfo> optional =
+                    etsiCatalogPackageManagementServiceProvider.getNSPackageModel(createNsRequest.getNsdId());
+
+            if (optional.isPresent()) {
+                final NsdInfo packageModel = optional.get();
+                logger.info("NS Package exists {}", packageModel);
+                execution.setVariable(NS_PACKAGE_MODEL_PARAM_NAME, packageModel);
+                execution.setVariable(DOES_NS_PACKAGE_EXISTS_PARAM_NAME, true);
+            } else {
+                final String message = "Unable to find NS package using NsdId: " + createNsRequest.getNsdId();
+                logger.error(message);
+                execution.setVariable(DOES_NS_PACKAGE_EXISTS_PARAM_NAME, false);
+                execution.setVariable(CREATE_NS_WORKFLOW_PROCESSING_EXCEPTION_PARAM_NAME,
+                        new InlineResponse400().detail(message));
+            }
+
+        } catch (final EtsiCatalogManagerRequestFailureException failureException) {
+            final String message =
+                    "Unexpected exception occured while getting ns package using nsdId: " + createNsRequest.getNsdId();
+            logger.error(message, failureException);
+
+            execution.setVariable(DOES_NS_PACKAGE_EXISTS_PARAM_NAME, false);
+
+            execution.setVariable(CREATE_NS_WORKFLOW_PROCESSING_EXCEPTION_PARAM_NAME,
+                    new InlineResponse400().title(message).detail(message));
+        }
+
+    }
+
+    public void doesNsInstanceExistsInDb(final DelegateExecution execution) {
+        logger.info("Executing doesNsInstanceExistsInDb  ...");
+
+        setJobStatus(execution, JobStatusEnum.IN_PROGRESS, "Checking if NS package exists in database");
+
+        final CreateNsRequest createNsRequest =
+                (CreateNsRequest) execution.getVariables().get(CREATE_NS_REQUEST_PARAM_NAME);
+
+        final boolean exists = databaseServiceProvider.isNsInstExists(createNsRequest.getNsName());
+        logger.info("Ns Instance entry {} exists in database", exists ? "does" : "doesn't");
+        execution.setVariable(DOES_NS_INSTANCE_EXISTS_PARAM_NAME, exists);
+
+        if (exists) {
+            final Optional<NfvoNsInst> optional =
+                    databaseServiceProvider.getNfvoNsInstByName(createNsRequest.getNsName());
+            final NfvoNsInst nfvoNsInst = optional.get();
+            execution.setVariable(CREATE_NS_WORKFLOW_PROCESSING_EXCEPTION_PARAM_NAME, new InlineResponse400()
+                    .detail("Ns Instance already exists in database : " + nfvoNsInst.toString()));
+        }
+
+        logger.info("Finished executing doesNsInstanceExistsInDb  ...");
+
+    }
+
+    public void createNsInstanceInDb(final DelegateExecution execution) {
+        logger.info("Executing createNsInstanceInDb  ...");
+
+        setJobStatus(execution, JobStatusEnum.IN_PROGRESS, "Checking if NS package exists");
+
+        final CreateNsRequest createNsRequest = (CreateNsRequest) execution.getVariable(CREATE_NS_REQUEST_PARAM_NAME);
+        final NsdInfo packageMode = (NsdInfo) execution.getVariable(NS_PACKAGE_MODEL_PARAM_NAME);
+
+        final String globalCustomerId = (String) execution.getVariable(GLOBAL_CUSTOMER_ID_PARAM_NAME);
+        final String serviceType = (String) execution.getVariable(SERVICE_TYPE_PARAM_NAME);
+
+        final String nsInstId = UUID.randomUUID().toString();
+        execution.setVariable(NS_INSTANCE_ID_PARAM_NAME, nsInstId);
+
+        databaseServiceProvider.saveNfvoNsInst(new NfvoNsInst().nsInstId(nsInstId).name(createNsRequest.getNsName())
+                .nsPackageId(packageMode.getId()).nsdId(packageMode.getNsdId())
+                .nsdInvariantId(packageMode.getNsdInvariantId()).description(createNsRequest.getNsDescription())
+                .status(State.NOT_INSTANTIATED).statusUpdatedTime(LocalDateTime.now())
+                .globalCustomerId(globalCustomerId).serviceType(serviceType));
+        logger.info("Finished executing createNsInstanceInDb  ...");
+
+    }
+
+
+    public void createNsInstanceInAai(final DelegateExecution execution) {
+        logger.info("Executing createNsInstanceInAai  ...");
+        try {
+            setJobStatus(execution, JobStatusEnum.IN_PROGRESS, "Creating NS Instance in AAI");
+
+            final CreateNsRequest createNsRequest =
+                    (CreateNsRequest) execution.getVariable(CREATE_NS_REQUEST_PARAM_NAME);
+            final String nsInstId = (String) execution.getVariable(NS_INSTANCE_ID_PARAM_NAME);
+
+            final String globalCustomerId = (String) execution.getVariable(GLOBAL_CUSTOMER_ID_PARAM_NAME);
+            final String serviceType = (String) execution.getVariable(SERVICE_TYPE_PARAM_NAME);
+
+            final ServiceInstance aaiServiceInstance = new ServiceInstance();
+            aaiServiceInstance.setServiceInstanceId(nsInstId);
+            aaiServiceInstance.setServiceInstanceName(createNsRequest.getNsName());
+            aaiServiceInstance.setServiceType(NETWORK_SERVICE_NAME);
+            aaiServiceInstance.setServiceRole(NETWORK_SERVICE_ROLE);
+
+            aaiServiceProvider.createServiceInstance(globalCustomerId, serviceType, aaiServiceInstance);
+        } catch (final Exception exception) {
+            final String message = "Unable to Create Service Instance in AAI";
+            logger.error(message, exception);
+            abortOperation(execution, message, new InlineResponse400().detail(message));
+        }
+        logger.info("Finished executing createNsInstanceInAai  ...");
+
+    }
+
+    public void setCreateNsResponse(final DelegateExecution execution) {
+        logger.info("Executing setCreateNsResponse  ...");
+        final String nsInstId = (String) execution.getVariable(NS_INSTANCE_ID_PARAM_NAME);
+        final Optional<NfvoNsInst> optional = databaseServiceProvider.getNfvoNsInstByNsInstId(nsInstId);
+
+        if (optional.isPresent()) {
+            final NfvoNsInst nfvoNsInst = optional.get();
+            final NsInstancesNsInstance response = new NsInstancesNsInstance().id(nfvoNsInst.getNsInstId())
+                    .nsInstanceName(nfvoNsInst.getName()).nsdId(nfvoNsInst.getNsdId())
+                    .nsdInfoId(nfvoNsInst.getNsPackageId()).nsInstanceDescription(nfvoNsInst.getDescription())
+                    .nsState(NsStateEnum.fromValue(nfvoNsInst.getStatus().toString()));
+            logger.info("Saving CreateNsResponse: {} in Execution ...", response);
+            execution.setVariable(CREATE_NS_RESPONSE_PARAM_NAME, response);
+        } else {
+            final String message = "Unable to find NS Instance in datababse using id: " + nsInstId;
+            logger.error(message);
+            abortOperation(execution, message);
+        }
+
+        logger.info("Finished executing setCreateNsResponse  ...");
+
+    }
+
+}
diff --git a/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/utils/LocalDateTimeTypeAdapter.java b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/utils/LocalDateTimeTypeAdapter.java
new file mode 100644
index 0000000000..34959ee0f0
--- /dev/null
+++ b/so-etsi-nfvo/so-etsi-nfvo-ns-lcm/so-etsi-nfvo-ns-lcm-bpmn-flows/src/main/java/org/onap/so/etsi/nfvo/ns/lcm/bpmn/flows/utils/LocalDateTimeTypeAdapter.java
@@ -0,0 +1,58 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2020 Nordix Foundation.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+package org.onap.so.etsi.nfvo.ns.lcm.bpmn.flows.utils;
+
+import java.io.IOException;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import com.google.gson.TypeAdapter;
+import com.google.gson.stream.JsonReader;
+import com.google.gson.stream.JsonWriter;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+public class LocalDateTimeTypeAdapter extends TypeAdapter<LocalDateTime> {
+
+    private static final DateTimeFormatter FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
+
+    @Override
+    public void write(final JsonWriter out, final LocalDateTime localDateTime) throws IOException {
+        if (localDateTime == null) {
+            out.nullValue();
+        } else {
+            out.value(FORMATTER.format(localDateTime));
+        }
+    }
+
+    @Override
+    public LocalDateTime read(final JsonReader in) throws IOException {
+        switch (in.peek()) {
+            case NULL:
+                in.nextNull();
+                return null;
+            default:
+                final String dateTime = in.nextString();
+                return LocalDateTime.parse(dateTime, FORMATTER);
+        }
+    }
+
+}