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SingletonRegistry.h
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34 
35 #ifndef OPENMS_CONCEPT_SINGLETONREGISTRY_H
36 #define OPENMS_CONCEPT_SINGLETONREGISTRY_H
37 
40 
41 #include <map>
42 #include <iostream>
43 
44 namespace OpenMS
45 {
46  class String;
47  class FactoryBase;
48 
56  class OPENMS_DLLAPI SingletonRegistry
57  {
58  friend class singletonsNeedNoFriends; //some versions of gcc would warn otherwise
59 
60 private:
62  typedef std::map<String, FactoryBase *> Map;
63  typedef Map::const_iterator MapIterator;
64 
66  virtual ~SingletonRegistry(){}
67 
70 
73  {
74  if (!singletonRegistryInstance_)
75  {
76  singletonRegistryInstance_ = new SingletonRegistry();
77  }
78  return singletonRegistryInstance_;
79  }
80 
81 public:
82 
84  static FactoryBase * getFactory(const String & name)
85  {
86  MapIterator it = instance_()->inventory_.find(name);
87  if (it != instance_()->inventory_.end())
88  {
89  return it->second;
90  }
91  else
92  {
93  throw Exception::InvalidValue(__FILE__, __LINE__, __PRETTY_FUNCTION__, "This Factory is not registered with SingletonRegistry!", name.c_str());
94  }
95  }
96 
103  static void registerFactory(const String & name, FactoryBase * instance)
104  {
105  instance_()->inventory_[name] = instance;
106  }
107 
109  static bool isRegistered(String name)
110  {
111  if (instance_()->inventory_.find(name) != instance_()->inventory_.end())
112  {
113  return true;
114  }
115  return false;
116  }
117 
118 private:
119 
122  };
123 
124 
125 }
126 #endif //OPENMS_CONCEPT_SINGLETONREGISTRY_H
static bool isRegistered(String name)
Returns if a factory is registered.
Definition: SingletonRegistry.h:109
static SingletonRegistry * instance_()
singleton access to SingletonRegistry
Definition: SingletonRegistry.h:72
Map inventory_
Definition: SingletonRegistry.h:120
A more convenient string class.
Definition: String.h:56
std::map< String, FactoryBase * > Map
Function signature of creator function.
Definition: SingletonRegistry.h:62
SingletonRegistry()
C&#39;Tor.
Definition: SingletonRegistry.h:69
Base class for Factory&lt;T&gt;
Definition: FactoryBase.h:49
static FactoryBase * getFactory(const String &name)
return DefaultParamHandler according to unique identifier name
Definition: SingletonRegistry.h:84
Invalid value exception.
Definition: Exception.h:336
virtual ~SingletonRegistry()
destructor
Definition: SingletonRegistry.h:66
static SingletonRegistry * singletonRegistryInstance_
Definition: SingletonRegistry.h:121
Holds pointers to unique instance of a singleton factory.
Definition: SingletonRegistry.h:56
Map::const_iterator MapIterator
Definition: SingletonRegistry.h:63
static void registerFactory(const String &name, FactoryBase *instance)
register new concrete Factory
Definition: SingletonRegistry.h:103

OpenMS / TOPP release 1.11.1 Documentation generated on Thu Nov 14 2013 11:19:21 using doxygen 1.8.5