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API Documentation

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LockFactory.h

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/*------------------------------------------------------------------------------
* Copyright (C) 2003-2006 Ben van Klinken and the CLucene Team
* 
* Distributable under the terms of either the Apache License (Version 2.0) or 
* the GNU Lesser General Public License, as specified in the COPYING file.
------------------------------------------------------------------------------*/
#ifndef _lucene_store_LockFactory_
#define _lucene_store_LockFactory_

//#include "Lock.h"


CL_CLASS_DEF(store,LuceneLock)
CL_CLASS_DEF(store,NoLock)

CL_NS_DEF(store)
class LocksType;

class LockFactory: LUCENE_BASE {
protected:
        
        TCHAR* lockPrefix;
        
public:
        
        LockFactory();
        virtual ~LockFactory();
        
        void setLockPrefix( TCHAR* lockPrefix );
        TCHAR* getLockPrefix();
        
        virtual LuceneLock* makeLock( const char* lockName )=0;
        virtual void clearLock( const char* lockName )=0;
        
};

class SingleInstanceLockFactory: public LockFactory {
private:
        LocksType* locks;
        
public:
        SingleInstanceLockFactory();
        ~SingleInstanceLockFactory();
        
        LuceneLock* makeLock( const char* lockName );
        void clearLock( const char* lockName );         
};

class NoLockFactory: public LockFactory {
public:
        static NoLockFactory* singleton;
        static NoLock* singletonLock;
        
        static NoLockFactory* getNoLockFactory();
        LuceneLock* makeLock( const char* lockName );
        void clearLock( const char* lockName );
        
        static void shutdown();
};

class FSLockFactory: public LockFactory {
private:
        const char* lockDir;
        
public:
        FSLockFactory( const char* lockDir=NULL );
        ~FSLockFactory();
                
        void setLockDir( const char* lockDir );
        
        LuceneLock* makeLock( const char* lockName );
        void clearLock( const char* lockName );
};

CL_NS_END
#endif

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