/usr/include/proton/message_id.hpp is in libqpid-proton-cpp8-dev 0.14.0-5.1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 | #ifndef PROTON_MESSAGE_ID_HPP
#define PROTON_MESSAGE_ID_HPP
/*
*
* 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.
*
*/
#include "./binary.hpp"
#include "./internal/scalar_base.hpp"
#include "./uuid.hpp"
#include <string>
namespace proton {
/// An AMQP message ID.
///
/// It can contain one of the following types:
///
/// - uint64_t
/// - std::string
/// - proton::uuid
/// - proton::binary
///
class message_id : public internal::scalar_base {
public:
/// An empty message_id has a uint64_t value set to 0.
message_id() { put_(uint64_t(0)); }
/// Construct from any type that can be assigned.
template <class T> message_id(const T& x) { *this = x; }
/// @name Assignment operators
/// Assign a C++ value, deduce the AMQP type()
///
/// @{
message_id& operator=(uint64_t x) { put_(x); return *this; }
message_id& operator=(const uuid& x) { put_(x); return *this; }
message_id& operator=(const binary& x) { put_(x); return *this; }
message_id& operator=(const std::string& x) { put_(x); return *this; }
message_id& operator=(const char* x) { put_(x); return *this; } ///< Treated as amqp::STRING
/// @}
private:
message_id(const pn_atom_t& a): internal::scalar_base(a) {}
///@cond INTERNAL
friend class message;
friend class codec::decoder;
///@endcond
};
/// @cond INTERNAL
/// Base template for get(message_id), specialized for legal message_id types.
template <class T> T get(const message_id& x);
/// @endcond
/// Get the uint64_t value or throw conversion_error. @related message_id
template<> inline uint64_t get<uint64_t>(const message_id& x) { return internal::get<uint64_t>(x); }
/// Get the @ref uuid value or throw conversion_error. @related message_id
template<> inline uuid get<uuid>(const message_id& x) { return internal::get<uuid>(x); }
/// Get the @ref binary value or throw conversion_error. @related message_id
template<> inline binary get<binary>(const message_id& x) { return internal::get<binary>(x); }
/// Get the std::string value or throw conversion_error. @related message_id
template<> inline std::string get<std::string>(const message_id& x) { return internal::get<std::string>(x); }
/// @copydoc scalar::coerce
/// @related message_id
template<class T> T coerce(const message_id& x) { return internal::coerce<T>(x); }
} // proton
#endif // PROTON_MESSAGE_ID_HPP
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