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/*
* ============LICENSE_START===================================================
* Copyright (c) 2018 Amdocs
* ============================================================================
* 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.pomba.contextbuilder.sdc.model.handlers;
import java.util.ArrayList;
import java.util.List;
import org.onap.pomba.common.datatypes.ModelContext;
import org.onap.pomba.common.datatypes.Service;
import org.onap.pomba.common.datatypes.VFModule;
import org.onap.pomba.common.datatypes.VNF;
import org.onap.pomba.common.datatypes.VNFC;
import org.onap.pomba.contextbuilder.sdc.exception.ToscaCsarException;
import org.onap.sdc.tosca.parser.api.ISdcCsarHelper;
import org.onap.sdc.tosca.parser.impl.SdcPropertyNames;
import org.onap.sdc.toscaparser.api.Group;
import org.onap.sdc.toscaparser.api.NodeTemplate;
import org.onap.sdc.toscaparser.api.elements.Metadata;
public class ToscaModelConverter {
private ToscaModelConverter() {
}
/**
* Conversion from SDC model to the common model
* @param helper
* @return
* @throws ToscaCsarException
*/
public static ModelContext convert(ISdcCsarHelper helper,String modelVersionId, String serviceInstanceId) throws ToscaCsarException {
ModelContext context = new ModelContext();
context.setService(generateService(helper.getServiceMetadata(), serviceInstanceId));
context.setVnfs(generateVnfList(helper));
return context;
}
/**
* Instantiates a service based on the SDC Service metadata
* @param serviceMetadata
* @return
* @throws ToscaCsarException
*/
private static Service generateService(Metadata serviceMetadata, String serviceInstanceId) throws ToscaCsarException {
Service service = new Service();
if (serviceMetadata != null) {
service.setModelInvariantUUID(serviceMetadata.getValue(SdcPropertyNames.PROPERTY_NAME_INVARIANTUUID));
service.setModelVersionID(serviceMetadata.getValue(SdcPropertyNames.PROPERTY_NAME_UUID)); //assign sdc UUID to ModelVersionID based on common model mapping
service.setUuid(serviceInstanceId);
}
return service;
}
/**
* Generates a list of VFs from the SDC VF-Resources
* @param helper
* @return
* @throws ToscaCsarException
*/
private static List<VNF> generateVnfList(ISdcCsarHelper helper) throws ToscaCsarException {
List<VNF> vnfList = new ArrayList<>();
List<NodeTemplate> vfNodeTemplateList = helper.getServiceVfList();
for (NodeTemplate vfNodeTemplate : vfNodeTemplateList) {
VNF vnf = new VNF();
vnf.setType(vfNodeTemplate.getType());
vnf.setModelInvariantUUID(vfNodeTemplate.getMetaData().getValue(SdcPropertyNames.PROPERTY_NAME_INVARIANTUUID));
vnf.setModelVersionID(vfNodeTemplate.getMetaData().getValue(SdcPropertyNames.PROPERTY_NAME_UUID)); //assign sdc UUID to ModelVersionID based on common model mapping
String customizationUUID = vfNodeTemplate.getMetaData().getValue(SdcPropertyNames.PROPERTY_NAME_CUSTOMIZATIONUUID);
vnf.setVnfcs(generateVnfcList(helper.getVfcListByVf(customizationUUID)));
vnf.setVfModules(generateVfModuleList(helper.getVfModulesByVf(customizationUUID)));
vnfList.add(vnf);
}
return vnfList;
}
/**
* Generates a list of VFNCs from the SDC VF-Resources's VNFCs
* @param vfcNodeTemplateList
* @return
* @throws ToscaCsarException
*/
private static List<VNFC> generateVnfcList(List<NodeTemplate> vfcNodeTemplateList) throws ToscaCsarException {
List<VNFC> vnfcList = new ArrayList<>();
for (NodeTemplate vfcNodeTemplate : vfcNodeTemplateList) {
VNFC vnfc = new VNFC();
vnfc.setModelInvariantUUID(vfcNodeTemplate.getMetaData().getValue(SdcPropertyNames.PROPERTY_NAME_INVARIANTUUID));
vnfc.setModelVersionID(vfcNodeTemplate.getMetaData().getValue(SdcPropertyNames.PROPERTY_NAME_UUID)); //assign sdc UUID to ModelVersionID based on common model mapping
vnfcList.add(vnfc);
}
return vnfcList;
}
/**
* Generates a list of VFModules from the SDC VF-Resource's VF-Modules
* @param vfModuleGroupList
* @return
* @throws ToscaCsarException
*/
private static List<VFModule> generateVfModuleList(List<Group> vfModuleGroupList) throws ToscaCsarException {
List<VFModule> vfModuleList = new ArrayList<>();
for (Group moduleGroup : vfModuleGroupList) {
VFModule vfModule = new VFModule();
vfModule.setModelInvariantUUID(moduleGroup.getMetadata().getValue(SdcPropertyNames.PROPERTY_NAME_VFMODULEMODELINVARIANTUUID));
vfModule.setModelVersionID(moduleGroup.getMetadata().getValue(SdcPropertyNames.PROPERTY_NAME_VFMODULEMODELUUID));
vfModule.setModelCustomizationUUID(moduleGroup.getMetadata().getValue(SdcPropertyNames.PROPERTY_NAME_VFMODULECUSTOMIZATIONUUID));
Object minInstances = moduleGroup.getPropertyValue(SdcPropertyNames.PROPERTY_NAME_MINVFMODULEINSTANCES);
if (minInstances != null) {
vfModule.setMinInstances((Integer)minInstances);
}
Object maxInstances = moduleGroup.getPropertyValue(SdcPropertyNames.PROPERTY_NAME_MINVFMODULEINSTANCES);
if (maxInstances != null) {
vfModule.setMaxInstances((Integer)maxInstances);
}
vfModuleList.add(vfModule);
}
return vfModuleList;
}
}
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