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diff --git a/runtimes/neurun/src/codegen/operand/Context.h b/runtimes/neurun/src/codegen/operand/Context.h
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+++ b/runtimes/neurun/src/codegen/operand/Context.h
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+/*
+ * Copyright (c) 2018 Samsung Electronics Co., Ltd. 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.
+ */
+
+#ifndef __NEURUN_CODEGEN_OPERAND_CONTEXT_H__
+#define __NEURUN_CODEGEN_OPERAND_CONTEXT_H__
+
+#include "backend/IObject.h"
+#include "graph/operand/Index.h"
+
+#include <map>
+
+namespace neurun
+{
+namespace codegen
+{
+namespace operand
+{
+
+class Context
+{
+public:
+  Context &set(const graph::operand::Index &ind,
+               const std::shared_ptr<backend::operand::IObject> &object);
+
+public:
+  bool exist(const ::neurun::graph::operand::Index &ind) const
+  {
+    return _objects.find(ind.asInt()) != _objects.end();
+  }
+
+public:
+  const std::vector<std::shared_ptr<backend::operand::IObject>> &
+  at(const graph::operand::Index &ind) const
+  {
+    return _objects.at(ind.asInt());
+  }
+
+  std::vector<std::shared_ptr<backend::operand::IObject>> &at(const graph::operand::Index &ind)
+  {
+    return _objects.at(ind.asInt());
+  }
+
+private:
+  std::map<int, std::vector<std::shared_ptr<backend::operand::IObject>>> _objects;
+};
+
+} // namespace operand
+} // namespace codegen
+} // namespace neurun
+
+#endif // __NEURUN_CODEGEN_OPERAND_CONTEXT_H__