Program Listing for File data_table.hpp

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/* * SPDX-FileCopyrightText: Copyright (c) 2021-2023, NVIDIA CORPORATION & AFFILIATES. All rights reserved. * SPDX-License-Identifier: Apache-2.0 * * 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. */ #pragma once #include <cudf/types.hpp> #include <pybind11/pytypes.h> #include <memory> #include <shared_mutex> namespace morpheus { struct TableInfoData; struct TableInfo; struct MutableTableInfo; /****** Component public implementations *******************/ /****** IDataTable******************************************/ struct IDataTable : public std::enable_shared_from_this<IDataTable> { IDataTable() = default; virtual ~IDataTable() = default; virtual cudf::size_type count() const = 0; TableInfo get_info() const; MutableTableInfo get_mutable_info() const; virtual const pybind11::object& get_py_object() const = 0; private: virtual TableInfoData get_table_data() const = 0; // Used to prevent locking to shared resources. Will need to be a boost fibers // supported mutex if we support C++ nodes with Fiber runables in the future mutable std::shared_mutex m_mutex{}; }; // end of group } // namespace morpheus

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