1 files changed, 38 insertions, 0 deletions
diff --git a/exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/statistics/StatisticsMergeBatchCreator.java b/exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/statistics/StatisticsMergeBatchCreator.java
new file mode 100644
index 000000000..7599ab0d9
--- /dev/null
+++ b/exec/java-exec/src/main/java/org/apache/drill/exec/physical/impl/statistics/StatisticsMergeBatchCreator.java
@@ -0,0 +1,38 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.drill.exec.physical.impl.statistics;
+
+import java.util.List;
+import org.apache.drill.common.exceptions.ExecutionSetupException;
+import org.apache.drill.exec.ops.ExecutorFragmentContext;
+import org.apache.drill.exec.physical.config.StatisticsMerge;
+import org.apache.drill.exec.physical.impl.BatchCreator;
+import org.apache.drill.exec.record.CloseableRecordBatch;
+import org.apache.drill.exec.record.RecordBatch;
+import org.apache.drill.shaded.guava.com.google.common.base.Preconditions;
+
+@SuppressWarnings("unused")
+public class StatisticsMergeBatchCreator implements BatchCreator<StatisticsMerge>{
+
+  @Override
+  public CloseableRecordBatch getBatch(ExecutorFragmentContext context, StatisticsMerge config,
+                                       List<RecordBatch> children) throws ExecutionSetupException {
+    Preconditions.checkArgument(children.size() == 1);
+    return new StatisticsMergeBatch(config, children.iterator().next(), context);
+  }
+}