include/unicachegen.h

/* -*- Mode: C++ -*-
 * Worldvisions Weaver Software:
 *   Copyright (C) 2002 Net Integration Technologies, Inc.
 *
 * A UniConf generator that caches keys/values in memory.
 */
#ifndef __UNICACHEGEN_H
#define __UNICACHEGEN_H
 
#include "unitempgen.h"
#include "uniconftree.h"
#include "wvlog.h"

class UniCacheGen : public UniTempGen
{
protected:
    WvLog log;
    IUniConfGen *inner;
    bool refreshed_once; //< we cache forever, so no need to re-refresh()
 
    void loadtree(const UniConfKey &key = "");
    void deltacallback(const UniConfKey &key, WvStringParm value);
 
public:
    UniCacheGen(IUniConfGen *_inner);
    virtual ~UniCacheGen();
 
    /***** Overridden members *****/
    virtual bool isok();
    virtual bool refresh();
    virtual void commit();
    virtual void set(const UniConfKey &key, WvStringParm value);
    virtual WvString get(const UniConfKey &key);
};
 
#endif // __UNICACHEGEN_H