62 lines
1.3 KiB
C
62 lines
1.3 KiB
C
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/**
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*
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* @file RedisException.h
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* @author An Tao
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*
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* Copyright 2018, An Tao. All rights reserved.
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* https://github.com/an-tao/drogon
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* Use of this source code is governed by a MIT license
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* that can be found in the License file.
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*
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* Drogon
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*
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*/
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#pragma once
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#include <exception>
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#include <functional>
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namespace drogon
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{
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namespace nosql
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{
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enum class RedisErrorCode
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{
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kNone = 0,
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kUnknown,
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kConnectionBroken,
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kNoConnectionAvailable,
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kRedisError,
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kInternalError,
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kTransactionCancelled,
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kBadType,
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kTimeout
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};
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class RedisException final : public std::exception
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{
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public:
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const char *what() const noexcept override
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{
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return message_.data();
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}
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RedisErrorCode code() const
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{
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return code_;
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}
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RedisException(RedisErrorCode code, const std::string &message)
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: message_(message), code_(code)
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{
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}
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RedisException(RedisErrorCode code, std::string &&message)
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: message_(std::move(message)), code_(code)
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{
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}
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RedisException() = delete;
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private:
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std::string message_;
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RedisErrorCode code_{RedisErrorCode::kNone};
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};
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using RedisExceptionCallback = std::function<void(const RedisException &)>;
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} // namespace nosql
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} // namespace drogon
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