VR-Forces 4.2 Class Documentation
readerWriterFactory.h
Go to the documentation of this file.
1 /*******************************************************************************
2 ** Copyright (c) 2007 MAK Technologies, Inc.
3 ** All rights reserved.
4 *******************************************************************************/
5 
8 
10 
11 #pragma once
12 
13 #include "vrfutil/vrfutilDefines.h"
14 #include <map>
15 #include <vlutil/vlString.h>
16 #include "vrfutil/bufferSerialize.h"
17 
18 
19 class DtReaderWriterRegistry;
20 class DtReaderWriter;
21 
33 class DT_DLL_vrfutil DtReaderWriterFactory
34 {
35 public:
36  typedef DtReaderWriter* (*DtRWCreatorFcn)(const DtString& name, DtReaderWriterRegistry* parentRegistry);
37  typedef void (*DtRWCopyFcn)(const DtReaderWriter* source, DtReaderWriter* dest);
38  typedef int (*DtRwGetSizeFcn)(const DtReaderWriter* source);
39  typedef bool (*DtRwCompareFcn)(const DtReaderWriter* lhs, const DtReaderWriter* rhs);
40  typedef char* (*DtRwEncodeFcn)(const DtReaderWriter* source, char*);
41  typedef const char* (*DtRwDecodeFcn)(DtReaderWriter* source, const char*);
42 
43  struct DtRwFunctions
44  {
45  DtRWCreatorFcn creatorFcn;
46  DtRwCompareFcn compareFcn;
47  DtRWCopyFcn copyFcn;
48  DtRwGetSizeFcn getSizeFcn;
49  DtRwEncodeFcn encodeFcn;
50  DtRwDecodeFcn decodeFcn;
51  };
52 
53  typedef std::map<DtString, DtRwFunctions> DtRwFunctionMap;
54 
55 public:
56  DtReaderWriterFactory();
57 
61  virtual DtReaderWriter* createItem(const DtString& type, const DtString& name,
62  DtReaderWriterRegistry* parentRegistry) const;
63 
68  virtual bool copyReaderWriter(const DtReaderWriter* sourceRw, DtReaderWriter* destRw) const;
69 
71  virtual bool compareReaderWriter(const DtReaderWriter* sourceRw, const DtReaderWriter* destRw) const;
72 
78  virtual DtReaderWriter* cloneReaderWriter(const DtString& name,
79  const DtReaderWriter* sourceRw, DtReaderWriterRegistry* parentRegistry) const;
80 
83  void addDefaultRwCreators();
84 
89  template<typename T_RWType>
90  void registerType(const DtString& rwTypeString);
91 
93  template<typename T_RWType>
94  void registerTypeWithoutSerialization(const DtString& rwTypeString);
95 
96  const DtRwFunctionMap& functionMap() const;
97 
99  bool typeRegistered(const DtString& rwTypeString) const;
100 
101  virtual int getSize(const DtReaderWriter*) const;
102 
104  virtual char* encode(const DtReaderWriter*, char*) const;
105 
107  virtual const char* decode(DtReaderWriter*, const char*);
108 
109 protected:
112  template <typename T_RWType>
113  static DtReaderWriter* createRWType(const DtString& name, DtReaderWriterRegistry* parentRegistry);
114 
116  template <typename T_RWType>
117  static void copyRwType(const DtReaderWriter* sourceRw, DtReaderWriter* destRw);
118 
120  template <typename T_RWType>
121  static bool compareRwType(const DtReaderWriter* sourceRw, const DtReaderWriter* destRw);
122 
124  template <typename T_RWType>
125  static int getRwSize(const DtReaderWriter* sourceRw);
126 
128  template <typename T_RWType>
129  static char* encodeRwType(const DtReaderWriter* sourceRw, char* buf);
130 
132  template <typename T_RWType>
133  static const char* decodeRwType(DtReaderWriter* sourceRw, const char* buf);
134 
135 protected:
136  DtRwFunctionMap myRwFunctionMap;
137 };
138 
139 #define readerWriterFactory_inl_
140 #include "vrfutil/readerWriterFactory.inl"
141 #undef readerWriterFactory_inl_
142 
Document ID: Generated on Sun Nov 24 19:49:21 EST 2013 from SVN revision 133924
Copyright © 2005-2013 VT MÄK. All Rights Reserved (www.mak.com)