Qpid Proton C++  0.12.1
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id_generator.hpp
1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one
3  * or more contributor license agreements. See the NOTICE file
4  * distributed with this work for additional information
5  * regarding copyright ownership. The ASF licenses this file
6  * to you under the Apache License, Version 2.0 (the
7  * "License"); you may not use this file except in compliance
8  * with the License. You may obtain a copy of the License at
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing,
13  * software distributed under the License is distributed on an
14  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15  * KIND, either express or implied. See the License for the
16  * specific language governing permissions and limitations
17  * under the License.
18  */
19 
21 #include "proton/types.hpp"
22 
23 #ifndef ID_GENERATOR_HPP
24 #define ID_GENERATOR_HPP
25 
26 namespace proton {
27 
29 class id_generator {
30  public:
31  PN_CPP_EXTERN id_generator(const std::string &prefix="");
32  PN_CPP_EXTERN std::string next();
33  void prefix(const std::string &p) { prefix_ = p; }
34  const std::string& prefix() const { return prefix_; }
35 
36  private:
37  std::string prefix_;
38  uint64_t count_;
39 };
40 
41 }
43 #endif
Defines C++ types representing AMQP types.