//

// RocksDBCallbackSliceTransform.cpp

// ObjectiveRocks

//

// Created by Iska on 26/12/14.

// Copyright (c) 2014 BrainCookie. All rights reserved.

//

#include "RocksDBCallbackSliceTransform.h"

class RocksDBCallbackSliceTransformImpl : public rocksdb::SliceTransform

{

private:

void* instance;

const char* name;

TransformCallback transformCallback;

InDomainCallback inDomainCallback;

InRangeCallback inRangeCallback;

public:

RocksDBCallbackSliceTransformImpl(void* instance, const char* name,

TransformCallback transform,

InDomainCallback domain,

InRangeCallback range):

instance(instance), name(name), transformCallback(transform), inDomainCallback(domain), inRangeCallback(range) {}

virtual const char* Name() const

{

return name;

}

virtual rocksdb::Slice Transform(const rocksdb::Slice& src) const

{

return transformCallback(instance, src);

}

virtual bool InDomain(const rocksdb::Slice& src) const

{

return inDomainCallback(instance, src);

}

virtual bool InRange(const rocksdb::Slice& dst) const

{

return inRangeCallback(instance, dst);

}

};

rocksdb::SliceTransform* RocksDBCallbackSliceTransform(void* instance,

const char* name,

TransformCallback transform,

InDomainCallback domain,

InRangeCallback range)

{

return new RocksDBCallbackSliceTransformImpl(instance, name, transform, domain, range);

}