1 files changed, 69 insertions, 0 deletions
diff --git a/openecomp-be/lib/openecomp-sdc-versioning-lib/openecomp-sdc-versioning-core/src/main/java/org/openecomp/sdc/versioning/dao/impl/VersionHistoryCassandraDaoImpl.java b/openecomp-be/lib/openecomp-sdc-versioning-lib/openecomp-sdc-versioning-core/src/main/java/org/openecomp/sdc/versioning/dao/impl/VersionHistoryCassandraDaoImpl.java
new file mode 100644
index 0000000000..a50a8b7beb
--- /dev/null
+++ b/openecomp-be/lib/openecomp-sdc-versioning-lib/openecomp-sdc-versioning-core/src/main/java/org/openecomp/sdc/versioning/dao/impl/VersionHistoryCassandraDaoImpl.java
@@ -0,0 +1,69 @@
+/*-
+ * ============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.versioning.dao.impl;
+
+import com.datastax.driver.core.UDTValue;
+import com.datastax.driver.mapping.Mapper;
+import com.datastax.driver.mapping.Result;
+import com.datastax.driver.mapping.UDTMapper;
+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.versioning.dao.VersionHistoryDao;
+import org.openecomp.sdc.versioning.dao.types.VersionHistoryEntity;
+import org.openecomp.sdc.versioning.dao.types.VersionableEntityId;
+
+import java.util.Collection;
+
+public class VersionHistoryCassandraDaoImpl extends CassandraBaseDao<VersionHistoryEntity>
+    implements VersionHistoryDao {
+
+  private static NoSqlDb noSqlDb = NoSqlDbFactory.getInstance().createInterface();
+  private static Mapper<VersionHistoryEntity> mapper =
+      noSqlDb.getMappingManager().mapper(VersionHistoryEntity.class);
+  private static VersionHistoryAccessor accessor =
+      noSqlDb.getMappingManager().createAccessor(VersionHistoryAccessor.class);
+  private static UDTMapper<VersionableEntityId> versionedEntityIdMapper =
+      noSqlDb.getMappingManager().udtMapper(VersionableEntityId.class);
+
+  @Override
+  protected Mapper<VersionHistoryEntity> getMapper() {
+    return mapper;
+  }
+
+  @Override
+  protected Object[] getKeys(VersionHistoryEntity entity) {
+    return new Object[]{versionedEntityIdMapper.toUDT(entity.getEntityId())};
+  }
+
+  @Override
+  public Collection<VersionHistoryEntity> list(VersionHistoryEntity entity) {
+    return accessor.getAll(versionedEntityIdMapper.toUDT(entity.getEntityId())).all();
+  }
+
+  @Accessor
+  interface VersionHistoryAccessor {
+    @Query("select * from version_history where entity_id=?")
+    Result<VersionHistoryEntity> getAll(UDTValue entityId);
+  }
+}