1 files changed, 209 insertions, 0 deletions
diff --git a/plans/usecases-pnf-sw-upgrade/pnf-sw-upgrade/sorch/simulator/aai-simulator/src/main/java/org/onap/so/aaisimulator/service/providers/ExternalSystemCacheServiceProviderImpl.java b/plans/usecases-pnf-sw-upgrade/pnf-sw-upgrade/sorch/simulator/aai-simulator/src/main/java/org/onap/so/aaisimulator/service/providers/ExternalSystemCacheServiceProviderImpl.java
new file mode 100755
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+++ b/plans/usecases-pnf-sw-upgrade/pnf-sw-upgrade/sorch/simulator/aai-simulator/src/main/java/org/onap/so/aaisimulator/service/providers/ExternalSystemCacheServiceProviderImpl.java
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+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 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.aaisimulator.service.providers;
+
+import static org.onap.so.aaisimulator.utils.CacheName.ESR_VNFM_CACHE;
+import static org.onap.so.aaisimulator.utils.Constants.DEPENDS_ON;
+import static org.onap.so.aaisimulator.utils.Constants.ESR_VNFM;
+import static org.onap.so.aaisimulator.utils.Constants.ESR_VNFM_VNFM_ID;
+import static org.onap.so.aaisimulator.utils.HttpServiceUtils.getRelationShipListRelatedLink;
+import static org.onap.so.aaisimulator.utils.HttpServiceUtils.getTargetUrl;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Optional;
+import java.util.concurrent.ConcurrentHashMap;
+import org.onap.aai.domain.yang.EsrSystemInfo;
+import org.onap.aai.domain.yang.EsrSystemInfoList;
+import org.onap.aai.domain.yang.EsrVnfm;
+import org.onap.aai.domain.yang.Relationship;
+import org.onap.aai.domain.yang.RelationshipData;
+import org.onap.aai.domain.yang.RelationshipList;
+import org.onap.so.simulator.cache.provider.AbstractCacheServiceProvider;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.cache.Cache;
+import org.springframework.cache.CacheManager;
+import org.springframework.http.HttpHeaders;
+import org.springframework.stereotype.Service;
+
+/**
+ * @author Waqas Ikram (waqas.ikram@est.tech)
+ *
+ */
+@Service
+public class ExternalSystemCacheServiceProviderImpl extends AbstractCacheServiceProvider
+        implements ExternalSystemCacheServiceProvider {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(ExternalSystemCacheServiceProviderImpl.class);
+
+    private final HttpRestServiceProvider httpRestServiceProvider;
+
+    @Autowired
+    public ExternalSystemCacheServiceProviderImpl(final CacheManager cacheManager,
+            final HttpRestServiceProvider httpRestServiceProvider) {
+        super(cacheManager);
+        this.httpRestServiceProvider = httpRestServiceProvider;
+
+    }
+
+    @Override
+    public void putEsrVnfm(final String vnfmId, final EsrVnfm esrVnfm) {
+        LOGGER.info("Adding esrVnfm: {} with name to cache", esrVnfm);
+        final Cache cache = getCache(ESR_VNFM_CACHE.getName());
+        cache.put(vnfmId, esrVnfm);
+    }
+
+    @Override
+    public Optional<EsrVnfm> getEsrVnfm(final String vnfmId) {
+        LOGGER.info("getting EsrVnfm from cache using key: {}", vnfmId);
+        final Cache cache = getCache(ESR_VNFM_CACHE.getName());
+        final EsrVnfm value = cache.get(vnfmId, EsrVnfm.class);
+        if (value != null) {
+            return Optional.of(value);
+        }
+        LOGGER.error("Unable to find EsrVnfm in cache using vnfmId: {} ", vnfmId);
+        return Optional.empty();
+    }
+
+    @Override
+    public List<EsrVnfm> getAllEsrVnfm() {
+        final Cache cache = getCache(ESR_VNFM_CACHE.getName());
+        if (cache != null) {
+            final Object nativeCache = cache.getNativeCache();
+            if (nativeCache instanceof ConcurrentHashMap) {
+                @SuppressWarnings("unchecked")
+                final ConcurrentHashMap<Object, Object> concurrentHashMap =
+                        (ConcurrentHashMap<Object, Object>) nativeCache;
+                final List<EsrVnfm> result = new ArrayList<>();
+                concurrentHashMap.keySet().stream().forEach(key -> {
+                    final Optional<EsrVnfm> optional = getEsrVnfm(key.toString());
+                    if (optional.isPresent()) {
+                        result.add(optional.get());
+                    }
+                });
+                return result;
+            }
+        }
+        LOGGER.error("Unable to get all esr vnfms ... ");
+        return Collections.emptyList();
+
+    }
+
+    @Override
+    public Optional<EsrSystemInfoList> getEsrSystemInfoList(final String vnfmId) {
+        final Optional<EsrVnfm> optional = getEsrVnfm(vnfmId);
+        if (optional.isPresent()) {
+            final EsrVnfm esrVnfm = optional.get();
+            if (esrVnfm.getEsrSystemInfoList() != null) {
+                return Optional.of(esrVnfm.getEsrSystemInfoList());
+            }
+            LOGGER.error("EsrSystemInfoList is null for vnfmId: {} ", vnfmId);
+        }
+        LOGGER.error("Unable to find EsrVnfm in cache using vnfmId: {} ", vnfmId);
+        return Optional.empty();
+    }
+
+    @Override
+    public boolean putEsrSystemInfo(final String vnfmId, final String esrSystemInfoId,
+            final EsrSystemInfo esrSystemInfo) {
+        final Optional<EsrVnfm> optional = getEsrVnfm(vnfmId);
+        if (optional.isPresent()) {
+            final EsrVnfm esrVnfm = optional.get();
+            final List<EsrSystemInfo> esrSystemInfoList = getEsrSystemInfoList(esrVnfm);
+
+            final Optional<EsrSystemInfo> existingEsrSystemInfo =
+                    esrSystemInfoList.stream().filter(existing -> existing.getEsrSystemInfoId() != null
+                            && existing.getEsrSystemInfoId().equals(esrSystemInfoId)).findFirst();
+            if (existingEsrSystemInfo.isPresent()) {
+                LOGGER.error("EsrSystemInfo already exists {}", existingEsrSystemInfo.get());
+                return false;
+            }
+
+            return esrSystemInfoList.add(esrSystemInfo);
+        }
+        LOGGER.error("Unable to add EsrSystemInfo in cache for vnfmId: {} ", vnfmId);
+        return false;
+    }
+
+    @Override
+    public boolean addRelationShip(final HttpHeaders incomingHeader, final String targetBaseUrl,
+            final String requestUriString, final String vnfmId, final Relationship relationship) {
+        try {
+            final Optional<EsrVnfm> optional = getEsrVnfm(vnfmId);
+            if (optional.isPresent()) {
+                final EsrVnfm esrVnfm = optional.get();
+                final String targetUrl = getTargetUrl(targetBaseUrl, relationship.getRelatedLink());
+                final Relationship outGoingRelationShip =
+                        getRelationship(getRelationShipListRelatedLink(requestUriString), esrVnfm);
+                final Optional<Relationship> optionalRelationship = httpRestServiceProvider.put(incomingHeader,
+                        outGoingRelationShip, targetUrl, Relationship.class);
+                if (optionalRelationship.isPresent()) {
+                    final Relationship resultantRelationship = optionalRelationship.get();
+
+                    RelationshipList relationshipList = esrVnfm.getRelationshipList();
+                    if (relationshipList == null) {
+                        relationshipList = new RelationshipList();
+                        esrVnfm.setRelationshipList(relationshipList);
+                    }
+                    if (relationshipList.getRelationship().add(resultantRelationship)) {
+                        LOGGER.info("added relationship {} in cache successfully", resultantRelationship);
+                        return true;
+                    }
+                }
+            }
+        } catch (final Exception exception) {
+            LOGGER.error("Unable to add two-way relationship for vnfmId: {}", vnfmId, exception);
+        }
+        LOGGER.error("Unable to add relationship in cache for vnfmId: {}", vnfmId);
+        return false;
+    }
+
+    private Relationship getRelationship(final String relatedLink, final EsrVnfm esrVnfm) {
+        final Relationship relationShip = new Relationship();
+        relationShip.setRelatedTo(ESR_VNFM);
+        relationShip.setRelationshipLabel(DEPENDS_ON);
+        relationShip.setRelatedLink(relatedLink);
+
+        final RelationshipData relationshipData = new RelationshipData();
+        relationshipData.setRelationshipKey(ESR_VNFM_VNFM_ID);
+        relationshipData.setRelationshipValue(esrVnfm.getVnfmId());
+        relationShip.getRelationshipData().add(relationshipData);
+
+        return relationShip;
+    }
+
+    private List<EsrSystemInfo> getEsrSystemInfoList(final EsrVnfm esrVnfm) {
+        EsrSystemInfoList esrSystemInfoList = esrVnfm.getEsrSystemInfoList();
+        if (esrSystemInfoList == null) {
+            esrSystemInfoList = new EsrSystemInfoList();
+            esrVnfm.setEsrSystemInfoList(esrSystemInfoList);
+        }
+        return esrSystemInfoList.getEsrSystemInfo();
+    }
+
+    @Override
+    public void clearAll() {
+        clearCache(ESR_VNFM_CACHE.getName());
+
+    }
+
+}