IOLink  IOL_v1.6.1_release
StreamAccessFactory.h
1 #pragma once
2 
3 #include <iolink/IOLinkAPI.h>
4 #include <iolink/Uri.h>
5 #include <iolink/storage/HTTPHeaders.h>
6 #include <iolink/storage/RandomAccess.h>
7 #include <iolink/storage/StreamAccess.h>
8 
9 #include <iostream>
10 #include <map>
11 #include <memory>
12 
13 namespace iolink
14 {
15 
19 class IOLINK_API StreamAccessFactory
20 {
21 public:
22  StreamAccessFactory() = delete;
23  StreamAccessFactory(const StreamAccessFactory& other) = delete; // copy constructor
24  StreamAccessFactory(StreamAccessFactory&& other) = delete; // move constructor
25  StreamAccessFactory& operator=(const StreamAccessFactory& other) = delete; // copy assignment
26  StreamAccessFactory& operator=(StreamAccessFactory&& other) = delete; // move assignment
27 
33  static std::shared_ptr<StreamAccess> allocate(size_t size = 0);
34 
42  static std::shared_ptr<StreamAccess> copyInMemory(std::shared_ptr<StreamAccess> streamAccess);
43 
49  static std::shared_ptr<StreamAccess> fromStdStream(std::shared_ptr<std::istream> stream);
50 
56  static std::shared_ptr<StreamAccess> fromStdStream(std::shared_ptr<std::ostream> stream);
57 
63  static std::shared_ptr<StreamAccess> fromStdStream(std::shared_ptr<std::iostream> stream);
64 
71  static std::shared_ptr<std::istream> toStdIStream(std::shared_ptr<StreamAccess> streamAccess);
72 
79  static std::shared_ptr<std::ostream> toStdOStream(std::shared_ptr<StreamAccess> streamAccess);
80 
88  static std::shared_ptr<std::iostream> toStdStream(std::shared_ptr<StreamAccess> streamAccess);
89 
95  static std::shared_ptr<StreamAccess> openFileRead(const std::string& filePath);
96 
102  static std::shared_ptr<StreamAccess> openFileWrite(const std::string& filePath);
103 
110  static std::shared_ptr<StreamAccess> openFile(const std::string& filePath);
111 
120  static std::shared_ptr<StreamAccess> openURIWrite(const Uri& uri);
121 
131  static std::shared_ptr<StreamAccess> openHTTPWrite(const Uri& uri,
132  const std::string& method,
133  const HTTPHeaders& headers);
134 
142  static std::shared_ptr<StreamAccess> fromRandomAccess(std::shared_ptr<RandomAccess> randomAccess);
143 };
144 
145 } // end namespace iolink