BaseChannelProviderFactory< CP > Struct Template Reference

#include "pvahelper.h"

Inheritance diagram for BaseChannelProviderFactory< CP >:

Collaboration diagram for BaseChannelProviderFactory< CP >:

Public Types
typedef CP	provider_type

Public Member Functions
	BaseChannelProviderFactory (const char *name)
virtual	~BaseChannelProviderFactory ()
virtual std::string	getFactoryName ()
virtual epics::pvAccess::ChannelProvider::shared_pointer	sharedInstance ()
virtual epics::pvAccess::ChannelProvider::shared_pointer	newInstance (const std::tr1::shared_ptr< epics::pvAccess::Configuration > &)
Public Member Functions inherited from epics::pvAccess::ChannelProviderFactory
	POINTER_DEFINITIONS (ChannelProviderFactory)
	ChannelProviderFactory ()
virtual	~ChannelProviderFactory ()
virtual ChannelProvider::shared_pointer	newInstance ()

Public Attributes
std::string	name
epicsMutex	lock
std::tr1::weak_ptr< CP >	last_shared

Detailed Description

template<class CP>
struct BaseChannelProviderFactory< CP >

Definition at line 351 of file pvahelper.h.

Member Typedef Documentation

template<class CP >

typedef CP BaseChannelProviderFactory< CP >::provider_type

Definition at line 353 of file pvahelper.h.

Constructor & Destructor Documentation

template<class CP >

BaseChannelProviderFactory< CP >::BaseChannelProviderFactory ( const char *  name )

inline

Definition at line 358 of file pvahelper.h.

:name(name) {}

template<class CP >

virtual BaseChannelProviderFactory< CP >::~BaseChannelProviderFactory ( )

inlinevirtual

Definition at line 359 of file pvahelper.h.

{}

Member Function Documentation

template<class CP >

virtual std::string BaseChannelProviderFactory< CP >::getFactoryName ( )

inlinevirtual

Get factory name (i.e. name of the provider).

Returns

the factory name.

Implements epics::pvAccess::ChannelProviderFactory.

Definition at line 361 of file pvahelper.h.

{ return name; }

template<class CP >

virtual epics::pvAccess::ChannelProvider::shared_pointer BaseChannelProviderFactory< CP >::newInstance ( const std::tr1::shared_ptr< epics::pvAccess::Configuration > &  )

inlinevirtual

Create a new instance using a specific Configuration.

Returns

a new instance.

Reimplemented from epics::pvAccess::ChannelProviderFactory.

Definition at line 374 of file pvahelper.h.

    {
        std::tr1::shared_ptr<CP> ret(new CP());
        return ret;
    }

template<class CP >

virtual epics::pvAccess::ChannelProvider::shared_pointer BaseChannelProviderFactory< CP >::sharedInstance ( )

inlinevirtual

Get a shared instance using the default Configuration.

Returns

a shared instance.

Implements epics::pvAccess::ChannelProviderFactory.

Definition at line 363 of file pvahelper.h.

    {
        epicsGuard<epicsMutex> G(lock);
        std::tr1::shared_ptr<CP> ret(last_shared.lock());
        if(!ret) {
            ret.reset(new CP());
            last_shared = ret;
        }
        return ret;
    }

Member Data Documentation

template<class CP >

std::tr1::weak_ptr<CP> BaseChannelProviderFactory< CP >::last_shared

Definition at line 356 of file pvahelper.h.

template<class CP >

epicsMutex BaseChannelProviderFactory< CP >::lock

Definition at line 355 of file pvahelper.h.

template<class CP >

std::string BaseChannelProviderFactory< CP >::name

Definition at line 354 of file pvahelper.h.

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The documentation for this struct was generated from the following file:

• modules/pva2pva/common/pvahelper.h