1 files changed, 87 insertions, 0 deletions
diff --git a/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-core/src/main/java/org/openecomp/sdc/notification/dao/impl/LastNotificationDaoCassandraImpl.java b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-core/src/main/java/org/openecomp/sdc/notification/dao/impl/LastNotificationDaoCassandraImpl.java
new file mode 100644
index 0000000000..0bfd6a314d
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-notification-lib/openecomp-sdc-notification-core/src/main/java/org/openecomp/sdc/notification/dao/impl/LastNotificationDaoCassandraImpl.java
@@ -0,0 +1,87 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2017 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.notification.dao.impl;
+
+import com.datastax.driver.core.ResultSet;
+import com.datastax.driver.core.Row;
+import com.datastax.driver.mapping.Mapper;
+import com.datastax.driver.mapping.Result;
+import com.datastax.driver.mapping.annotations.Accessor;
+import com.datastax.driver.mapping.annotations.Query;
+import org.openecomp.core.dao.impl.CassandraBaseDao;
+import org.openecomp.core.nosqldb.api.NoSqlDb;
+import org.openecomp.core.nosqldb.factory.NoSqlDbFactory;
+import org.openecomp.sdc.notification.dao.LastNotificationDao;
+import org.openecomp.sdc.notification.dao.types.LastSeenNotificationEntity;
+
+import java.util.Collection;
+import java.util.UUID;
+
+
+public class LastNotificationDaoCassandraImpl extends CassandraBaseDao<LastSeenNotificationEntity> implements LastNotificationDao {
+
+  private static final NoSqlDb noSqlDb = NoSqlDbFactory.getInstance().createInterface();
+  private static final Mapper<LastSeenNotificationEntity> mapper =
+      noSqlDb.getMappingManager().mapper(LastSeenNotificationEntity.class);
+  private static final LastNotificationAccessor accessor =
+      noSqlDb.getMappingManager().createAccessor(LastNotificationAccessor.class);
+
+  @Override
+  protected Mapper<LastSeenNotificationEntity> getMapper() {
+    return mapper;
+  }
+
+  @Override
+  protected Object[] getKeys(LastSeenNotificationEntity entity) {
+    return new Object[]{entity.getOwnerId()};
+  }
+
+  @Override
+  public Collection<LastSeenNotificationEntity> list(LastSeenNotificationEntity entity) {
+    return accessor.list(entity.getOwnerId()).all();
+  }
+
+  @Override
+  public UUID getOwnerLastEventId(String ownerId) {
+    ResultSet ownerLastEventId = accessor.getOwnerLastEventId(ownerId);
+    Row one = ownerLastEventId.one();
+    return one != null ? one.getUUID("event_id") : null;
+  }
+
+  @Override
+  public void persistOwnerLastEventId(String ownerId, UUID eventId) {
+	    accessor.updateOwnerLastEventId(eventId, ownerId);
+  }
+
+  @Accessor
+  interface LastNotificationAccessor {
+
+    @Query("select * from last_notification where owner_id=?")
+    Result<LastSeenNotificationEntity> list(String ownerId);
+
+    @Query("select event_id from last_notification where owner_id=?")
+    ResultSet getOwnerLastEventId(String ownerId);
+
+    @Query("update last_notification set event_id=? where owner_id=?")
+    ResultSet updateOwnerLastEventId(UUID eventId, String ownerId);
+  }
+
+}