ossimInfoFactoryRegistry Class Reference

#include <ossimInfoFactoryRegistry.h>

Public Member Functions
	~ossimInfoFactoryRegistry ()
	destructor More...
void	registerFactory (ossimInfoFactoryInterface *factory)
	Method to add factory to registry. More...
void	registerFactoryToFront (ossimInfoFactoryInterface *factory)
	Adds factory to the front of the registry. More...
void	unregisterFactory (ossimInfoFactoryInterface *factory)
	Method to remove a factory from the registry. More...
std::shared_ptr< ossimInfoBase >	create (const ossimFilename &file) const
	Create method. More...
std::shared_ptr< ossimInfoBase >	create (std::shared_ptr< ossim::istream > &str, const std::string &connectionString) const
	Create method. More...

Static Public Member Functions
static ossimInfoFactoryRegistry *	instance ()
	instance method More...

Protected Member Functions
	ossimInfoFactoryRegistry ()
	Hidden from use default constructor. More...
	ossimInfoFactoryRegistry (const ossimInfoFactoryRegistry &obj)
	hidden from use copy constructor More...
const ossimInfoFactoryRegistry &	operator= (const ossimInfoFactoryRegistry &rhs)
	hidden from use assignment operator More...

Protected Attributes
std::vector< ossimInfoFactoryInterface * >	m_factoryList
std::mutex	m_mutex

Static Protected Attributes
static ossimInfoFactoryRegistry *	m_instance = 0

Detailed Description

Definition at line 27 of file ossimInfoFactoryRegistry.h.

Constructor & Destructor Documentation

~ossimInfoFactoryRegistry()

ossimInfoFactoryRegistry::~ossimInfoFactoryRegistry

(

)

destructor

Definition at line 24 of file ossimInfoFactoryRegistry.cpp.

References m_factoryList.

{
   m_factoryList.clear();
}

ossimInfoFactoryRegistry() [1/2]

ossimInfoFactoryRegistry::ossimInfoFactoryRegistry ( )

protected

Hidden from use default constructor.

hidden from use default constructor

Note

Adds ossimInfoFactory to registry.

Definition at line 133 of file ossimInfoFactoryRegistry.cpp.

References ossimInfoFactory::instance(), and registerFactory().

Referenced by instance().

   : m_factoryList(),
     m_mutex()
{
   this->registerFactory(ossimInfoFactory::instance());
}

ossimInfoFactoryRegistry() [2/2]

ossimInfoFactoryRegistry::ossimInfoFactoryRegistry ( const ossimInfoFactoryRegistry &  obj )

protected

hidden from use copy constructor

Definition at line 141 of file ossimInfoFactoryRegistry.cpp.

{}

Member Function Documentation

create() [1/2]

std::shared_ptr< ossimInfoBase > ossimInfoFactoryRegistry::create

(

const ossimFilename &

file

)

const

Create method.

Parameters

file	Some file you want info for.

Returns

ossimInfoBase* on success 0 on failure. Caller is responsible for memory.

Definition at line 74 of file ossimInfoFactoryRegistry.cpp.

References ossimString::c_str(), ossim::StreamFactoryRegistry::instance(), and m_factoryList.

Referenced by ossimJpipProjectionFactory::createProjection(), ossimInfo::dumpImage(), and ossimInfo::prettyPrint().

{
   std::shared_ptr<ossimInfoBase> result(0);
   
   std::shared_ptr<ossim::istream> str = ossim::StreamFactoryRegistry::instance()->
      createIstream( file.c_str(), std::ios_base::in|std::ios_base::binary );
   if ( str )
   {
      std::string connectionString = file.c_str();
      result = create( str, connectionString );
      str.reset();
   }
   
   if(!result)
   {
      std::vector<ossimInfoFactoryInterface*>::const_iterator i =
         m_factoryList.begin();

      while ( i != m_factoryList.end() )
      {
         result = (*i)->create( file );
         if ( result )
         {
            break;
         }
         ++i;
      }
   }
   
   return result;
} 

create() [2/2]

std::shared_ptr< ossimInfoBase > ossimInfoFactoryRegistry::create	(	std::shared_ptr< ossim::istream > &	str,
		const std::string &	connectionString
	)		const

Create method.

Parameters

file	Some file you want info for.

Returns

ossimInfoBase* on success 0 on failure. Caller is responsible for memory.

Definition at line 107 of file ossimInfoFactoryRegistry.cpp.

References m_factoryList.

{
   std::shared_ptr<ossimInfoBase> result(0);
   if ( str )
   {
      std::vector<ossimInfoFactoryInterface*>::const_iterator i =
         m_factoryList.begin();
      
      while ( i != m_factoryList.end() )
      {
         result = (*i)->create(str, connectionString);
         if ( result )
         {
            break;
         }
         str->clear();
         str->seekg(0);
         ++i;
      }
   }
   return result;
}

instance()

ossimInfoFactoryRegistry * ossimInfoFactoryRegistry::instance ( )

static

instance method

Returns

Pointer to the instance of the registry.

Definition at line 29 of file ossimInfoFactoryRegistry.cpp.

References m_instance, and ossimInfoFactoryRegistry().

Referenced by ossimJpipProjectionFactory::createProjection(), ossimInfo::dumpImage(), ossimSharedLibraryFinalize(), ossimSharedLibraryInitialize(), and ossimInfo::prettyPrint().

{
   if ( !m_instance )
   {
      m_instance = new ossimInfoFactoryRegistry;
   }
   return m_instance;
}

operator=()

const ossimInfoFactoryRegistry & ossimInfoFactoryRegistry::operator= ( const ossimInfoFactoryRegistry &  rhs )

protected

hidden from use assignment operator

hidden from use operator =

Definition at line 146 of file ossimInfoFactoryRegistry.cpp.

{
   return *this;
}

registerFactory()

void ossimInfoFactoryRegistry::registerFactory

(

ossimInfoFactoryInterface *

factory

)

Method to add factory to registry.

Parameters

factory

Factory to register.

Definition at line 38 of file ossimInfoFactoryRegistry.cpp.

References m_factoryList, and m_mutex.

Referenced by ossimInfoFactoryRegistry(), and ossimSharedLibraryInitialize().

{
   if (factory)
   {
      m_mutex.lock();
      m_factoryList.push_back(factory);
      m_mutex.unlock();
   }
}

registerFactoryToFront()

void ossimInfoFactoryRegistry::registerFactoryToFront

(

ossimInfoFactoryInterface *

factory

)

Adds factory to the front of the registry.

Parameters

factory

Factory to register.

Definition at line 49 of file ossimInfoFactoryRegistry.cpp.

References m_factoryList, and m_mutex.

Referenced by ossimSharedLibraryInitialize().

{
   if (factory)
   {
      m_mutex.lock();
      m_factoryList.insert( m_factoryList.begin(), factory );
      m_mutex.unlock();
   }
}

unregisterFactory()

void ossimInfoFactoryRegistry::unregisterFactory

(

ossimInfoFactoryInterface *

factory

)

Method to remove a factory from the registry.

Used by plugins when they are unloaded.

Parameters

factory

Factory to remove.

Definition at line 60 of file ossimInfoFactoryRegistry.cpp.

References m_factoryList, and m_mutex.

{
   m_mutex.lock();
   std::vector<ossimInfoFactoryInterface*>::iterator i =
      std::find(m_factoryList.begin(), m_factoryList.end(), factory);
   
   if( i != m_factoryList.end() )
   {
      m_factoryList.erase(i);
   }
   m_mutex.unlock();
}

Member Data Documentation

m_factoryList

std::vector<ossimInfoFactoryInterface*> ossimInfoFactoryRegistry::m_factoryList

protected

Definition at line 96 of file ossimInfoFactoryRegistry.h.

Referenced by create(), registerFactory(), registerFactoryToFront(), unregisterFactory(), and ~ossimInfoFactoryRegistry().

m_instance

ossimInfoFactoryRegistry * ossimInfoFactoryRegistry::m_instance = 0

staticprotected

Definition at line 100 of file ossimInfoFactoryRegistry.h.

Referenced by instance().

m_mutex

std::mutex ossimInfoFactoryRegistry::m_mutex

protected

Definition at line 98 of file ossimInfoFactoryRegistry.h.

Referenced by registerFactory(), registerFactoryToFront(), and unregisterFactory().

---

The documentation for this class was generated from the following files:

• ossimInfoFactoryRegistry.h
• ossimInfoFactoryRegistry.cpp