milvus/core/src/utils/Status.h
starlord 41d37f9648 re-organize project
Former-commit-id: 898c2c8b0b2cfdc1b8664062aa0ea910a93566dd
2019-10-14 09:51:48 +08:00

77 lines
1.6 KiB
C++

// 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.
#pragma once
#include "utils/Error.h"
#include <string>
namespace milvus {
using StatusCode = ErrorCode;
class Status {
public:
Status(StatusCode code, const std::string& msg);
Status();
~Status();
Status(const Status& s);
Status&
operator=(const Status& s);
Status(Status&& s);
Status&
operator=(Status&& s);
static Status
OK() {
return Status();
}
bool
ok() const {
return state_ == nullptr || code() == 0;
}
StatusCode
code() const {
return (state_ == nullptr) ? 0 : *(StatusCode*)(state_);
}
std::string
message() const;
std::string
ToString() const;
private:
inline void
CopyFrom(const Status& s);
inline void
MoveFrom(Status& s);
private:
char* state_ = nullptr;
}; // Status
} // namespace milvus