Github user sohami commented on a diff in the pull request:
https://github.com/apache/drill/pull/978#discussion_r148150382
--- Diff: exec/java-exec/src/main/java/org/apache/drill/exec/ops/BaseOperatorContext.java
---
@@ -0,0 +1,201 @@
+/*
+ * 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.ops;
+
+import java.io.IOException;
+import java.util.concurrent.ExecutorService;
+
+import org.apache.drill.common.exceptions.UserException;
+import org.apache.drill.exec.memory.BufferAllocator;
+import org.apache.drill.exec.physical.base.PhysicalOperator;
+import org.apache.drill.exec.store.dfs.DrillFileSystem;
+import org.apache.drill.exec.testing.ControlsInjector;
+import org.apache.drill.exec.testing.ExecutionControls;
+import org.apache.hadoop.conf.Configuration;
+
+import com.google.common.base.Preconditions;
+
+import io.netty.buffer.DrillBuf;
+
+/**
+ * Implementation of {@link OperatorExecContext} that provides services
--- End diff --
`OperatorContext` instead of _OperatorExecContext_
---
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