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47 lines
1.0 KiB
C++
47 lines
1.0 KiB
C++
//
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// Copyright (C) 2018 Codership Oy <info@codership.com>
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//
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#ifndef WSREP_TRANSACTION_ID_HPP
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#define WSREP_TRANSACTION_ID_HPP
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#include <ostream>
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namespace wsrep
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{
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class transaction_id
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{
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public:
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typedef unsigned long long type;
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transaction_id()
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: id_(-1)
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{ }
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template <typename I>
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transaction_id(I id)
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: id_(static_cast<type>(id))
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{ }
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type get() const { return id_; }
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static unsigned long long invalid() { return type(-1); }
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bool operator<(const transaction_id& other) const
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{
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return (id_ < other.id_);
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}
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bool operator==(const transaction_id& other) const
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{ return (id_ == other.id_); }
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bool operator!=(const transaction_id& other) const
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{ return (id_ != other.id_); }
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private:
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type id_;
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};
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static inline std::ostream& operator<<(std::ostream& os, transaction_id id)
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{
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return (os << id.get());
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}
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}
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#endif // WSREP_TRANSACTION_ID_HPP
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