public NeedleIndex Write(long key, int alternateKey, int cookie, byte[] data)
{
// sync
var offset = _storeFile.Append(new Needle
{
Key = key,
AlternateKey = alternateKey,
Cookie = cookie,
Data = data,
DataCheckSum = Checksum(data),
DataSize = data.Length,
Flags = 0,
FooterMagicNumber = 0,
HeaderMagicNumber = 0,
Padding = 0
});
var index = new NeedleIndex
{
Key = key,
AlternateKey = alternateKey,
DataSize = data.Length,
Flags = 0,
Offset = offset
};
// async / Fire and forget
_indexFile.Append(index);
return index;
}
public void AddAll(NeedleIndex[] needleIndex)
{
this[ImageSize.Large] = GetInfo(needleIndex, ImageSize.Large);
this[ImageSize.Medium] = GetInfo(needleIndex, ImageSize.Medium);
this[ImageSize.Small] = GetInfo(needleIndex, ImageSize.Small);
this[ImageSize.Thumbnails] = GetInfo(needleIndex, ImageSize.Thumbnails);
}
public NeedleIndex Write(long key, int alternateKey, int cookie, byte[] data)
{
// sync
var offset = _storeFile.Append(new Needle
{
Key = key,
AlternateKey = alternateKey,
Cookie = cookie,
Data = data,
DataCheckSum = Checksum(data),
DataSize = data.Length,
Flags = 0,
FooterMagicNumber = 0,
HeaderMagicNumber = 0,
Padding = 0
});
var index = new NeedleIndex
{
Key = key,
AlternateKey = alternateKey,
DataSize = data.Length,
Flags = 0,
Offset = offset
};
// async / Fire and forget
_indexFile.Append(index);
return(index);
}
private InMemoryIndex ConvertToInMemoryIndex(NeedleIndex[] needleIndex)
{
var idx = new InMemoryIndex
{
PhotoKey = needleIndex[0].Key
};
idx.AddAll(needleIndex);
return idx;
}
public void Store(long photoKey, int cookie, byte[][] allResizeResult)
{
// for now always assume 4 size (small, thumb, medium and large)
var indexes = new NeedleIndex[4];
for (var i = 0; i < allResizeResult.Length; i++)
{
// should be single thread access per file... ACTOR
var index = _haystackService.Write(photoKey, i, cookie, allResizeResult[0]);
indexes[i] = index;
}
_inMemoryIndex.Save(indexes);
}
public void Save(NeedleIndex[] index)
{
var inMemoryIdx = ConvertToInMemoryIndex(index);
_inMemoryIndices.Add(inMemoryIdx.PhotoKey, inMemoryIdx);
}
private ImageInfo GetInfo(NeedleIndex[] needleIndex, ImageSize logicalSize)
{
return new ImageInfo { Size = needleIndex[(int)logicalSize].DataSize, Offset = needleIndex[(int)logicalSize].Offset };
}
// non blocking
public void Append(NeedleIndex needleIndex)
{
// use actor
throw new System.NotImplementedException();
}