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80 lines
1.7 KiB
C++
80 lines
1.7 KiB
C++
// Copyright (C) 2019-2020 Zilliz. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software distributed under the License
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// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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// or implied. See the License for the specific language governing permissions and limitations under the License.
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#pragma once
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#include "Error.h"
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#include <string>
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namespace milvus {
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class Status;
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#define STATUS_CHECK(func) \
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do { \
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Status s = func; \
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if (!s.ok()) { \
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return s; \
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} \
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} while (false)
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using StatusCode = ErrorCode;
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class Status {
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public:
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Status(StatusCode code, const std::string& msg);
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Status() = default;
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virtual ~Status();
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Status(const Status& s);
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Status(Status&& s) noexcept;
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Status&
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operator=(const Status& s);
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Status&
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operator=(Status&& s) noexcept;
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static Status
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OK() {
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return Status();
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}
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bool
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ok() const {
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return state_.empty() || code() == 0;
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}
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StatusCode
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code() const {
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return (state_.empty()) ? 0 : *(StatusCode*)(state_.data());
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}
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std::string
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message() const;
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std::string
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ToString() const;
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private:
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inline void
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CopyFrom(const Status& s);
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inline void
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MoveFrom(Status& s);
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private:
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std::string state_;
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}; // Status
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} // namespace milvus
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