pvPlugin.h

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/* pvPlugin.h */
/*
 * The License for this software can be found in the file LICENSE that is included with the distribution.
 */
#ifndef PVPLUGIN_H
#define PVPLUGIN_H

#include <string>
#include <map>
#include <pv/lock.h>
#include <pv/bitSet.h>

#include <shareLib.h>

namespace epics { namespace pvCopy{

class PVPlugin;
class PVFilter;
class PVPluginRegistry;

class PVCopy;
typedef std::tr1::shared_ptr<PVCopy> PVCopyPtr;

typedef std::tr1::shared_ptr<PVPlugin> PVPluginPtr;
typedef std::tr1::shared_ptr<PVFilter> PVFilterPtr;
typedef std::map<std::string,PVPluginPtr> PVPluginMap;


class epicsShareClass PVPlugin {
public:
    POINTER_DEFINITIONS(PVPlugin);
    virtual ~PVPlugin() {}
     virtual PVFilterPtr create(
         const std::string & requestValue,
         const PVCopyPtr & pvCopy,
         const epics::pvData::PVFieldPtr & master) = 0;
};

class epicsShareClass PVFilter {
public:
    POINTER_DEFINITIONS(PVFilter);
    virtual ~PVFilter() {}
    virtual bool filter(const epics::pvData::PVFieldPtr & copy,const epics::pvData::BitSetPtr & bitSet,bool toCopy) = 0;
    virtual std::string getName() = 0;
};
class epicsShareClass PVPluginRegistry {
public:
    static void registerPlugin(const std::string & name,const PVPluginPtr & pvPlugin);
    static PVPluginPtr find(const std::string & name);
};

}}

#endif  /* PVPLUGIN_H */