1 files changed, 45 insertions, 0 deletions
diff --git a/openecomp-be/tools/zusammen-tools/src/main/java/org/openecomp/core/tools/store/VersionElementsCassandraLoader.java b/openecomp-be/tools/zusammen-tools/src/main/java/org/openecomp/core/tools/store/VersionElementsCassandraLoader.java
new file mode 100644
index 0000000000..5c02af408f
--- /dev/null
+++ b/openecomp-be/tools/zusammen-tools/src/main/java/org/openecomp/core/tools/store/VersionElementsCassandraLoader.java
@@ -0,0 +1,45 @@
+/*
+* Copyright © 2016-2018 European Support Limited
+*
+* 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.
+*/
+
+package org.openecomp.core.tools.store;
+
+import com.datastax.driver.mapping.Result;
+import com.datastax.driver.mapping.annotations.Accessor;
+import com.datastax.driver.mapping.annotations.Query;
+import com.datastax.driver.mapping.annotations.QueryParameters;
+import org.openecomp.core.nosqldb.api.NoSqlDb;
+import org.openecomp.core.nosqldb.factory.NoSqlDbFactory;
+import org.openecomp.core.tools.store.zusammen.datatypes.VersionElementsEntity;
+
+public class VersionElementsCassandraLoader {
+    private static NoSqlDb noSqlDb = NoSqlDbFactory.getInstance().createInterface();
+    private static VersionElementsAccessor accessor = noSqlDb.getMappingManager().
+            createAccessor(VersionElementsAccessor.class);
+
+    public Result<VersionElementsEntity> listVersionElementsByPK(String space, String itemId, String versionId) {
+        return accessor.getByPK(space, itemId, versionId);
+    }
+
+    @Accessor
+    interface VersionElementsAccessor {
+
+        @Query("SELECT space, item_id, version_id, revision_id, element_ids " +
+                "FROM zusammen_dox.version_elements WHERE space=? and item_id=? and version_id=?")
+
+        @QueryParameters(fetchSize = 400)
+        Result<VersionElementsEntity> getByPK(String space, String itemId, String versionId);
+    }
+}