1 files changed, 92 insertions, 0 deletions
diff --git a/catalog-be/src/main/java/org/openecomp/sdc/be/togglz/CassandraCustomStateRepository.java b/catalog-be/src/main/java/org/openecomp/sdc/be/togglz/CassandraCustomStateRepository.java
new file mode 100644
index 0000000000..a67bf4b9f4
--- /dev/null
+++ b/catalog-be/src/main/java/org/openecomp/sdc/be/togglz/CassandraCustomStateRepository.java
@@ -0,0 +1,92 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2020 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.be.togglz;
+
+import com.google.common.annotations.VisibleForTesting;
+import org.openecomp.sdc.be.dao.cassandra.CassandraOperationStatus;
+import org.openecomp.sdc.be.dao.cassandra.FeatureToggleDao;
+import org.openecomp.sdc.be.resources.data.togglz.FeatureToggleEvent;
+import org.openecomp.sdc.be.resources.data.togglz.ToggleableFeature;
+import org.openecomp.sdc.common.log.wrappers.Logger;
+import org.springframework.stereotype.Component;
+import org.togglz.core.Feature;
+import org.togglz.core.repository.FeatureState;
+import org.togglz.core.repository.StateRepository;
+
+import javax.annotation.PostConstruct;
+import java.util.List;
+import java.util.stream.Collectors;
+
+@Component
+public class CassandraCustomStateRepository implements StateRepository {
+
+    private final static Logger logger = Logger.getLogger(CassandraCustomStateRepository.class);
+    private final FeatureToggleDao featureToggleDao;
+
+    public CassandraCustomStateRepository(FeatureToggleDao featureToggleDao) {
+        this.featureToggleDao = featureToggleDao;
+    }
+
+    @PostConstruct
+    private void init() {
+        removeUnusedItems();
+    }
+
+    @VisibleForTesting
+    void removeUnusedItems() {
+        List<FeatureToggleEvent> allEvents = featureToggleDao.getAllFeatures();
+
+        List<FeatureToggleEvent> eventsToDelete = allEvents.stream()
+                .filter(e-> ToggleableFeature.getFeatureByName(e.getFeatureName()) == null)
+                .collect(Collectors.toList());
+        if (!eventsToDelete.isEmpty()) {
+            logger.debug("Found Feature toggles not in use [{}], they will be deleted",
+                    eventsToDelete.stream().map(FeatureToggleEvent::getFeatureName).collect(Collectors.toList()));
+        }
+        eventsToDelete.forEach(e->featureToggleDao.delete(e.getFeatureName()));
+    }
+
+    @Override
+    public FeatureState getFeatureState(Feature feature) {
+        logger.debug("getFeatureState=> Request is received for a Feature {}", feature);
+        if (feature == null) {
+            throw new IllegalArgumentException("Feature object is null");
+        }
+        FeatureState state = null;
+        FeatureToggleEvent event = featureToggleDao.get(feature.name());
+
+        if (event != null) {
+            state = event.getFeatureState();
+            logger.debug("State of feature {} is {}", feature, state.getFeature());
+        }
+        return state;
+    }
+
+    @Override
+    public void setFeatureState(FeatureState featureState) {
+        if (featureState == null) {
+            throw new IllegalArgumentException("FeatureState object is null");
+        }
+        CassandraOperationStatus status = featureToggleDao.save(new FeatureToggleEvent(featureState));
+        logger.debug("setFeatureState=> FeatureState {} is set with status {}", featureState.getFeature(), status);
+    }
+
+}