internal ScalableBloomFilter(ScalableBloomState state)
{
this.Filters = state.Partitions.Select(x => new PartitionedBloomFilter(x)).ToList();
this.R = state.R;
this.Fp = state.Fp;
this.P = state.P;
this.Hint = state.Hint;
}
public ScalableBloomFilter Deserialize(Stream stream)
{
using (var br = new BinaryReader(stream))
{
int dataFormatMajorVersion = br.ReadUInt16();
int dataFormatMinorVersion = br.ReadUInt16();
AssertDataVersionCanBeRead(dataFormatMajorVersion, dataFormatMinorVersion);
double r = br.ReadDouble();
double fp = br.ReadDouble();
double p = br.ReadDouble();
uint hint = br.ReadUInt32();
int count = br.ReadInt32();
var stored = new List<PartitionedBloomState>();
for (var i = 0; i < count; i++)
{
stored.Add(ParitionedBloomSerializer.Deserialize(br));
}
var data = new ScalableBloomState
{
Partitions = stored.ToArray(),
R = r,
Fp = fp,
P = p,
Hint = hint
};
var result = new ScalableBloomFilter(data);
return result;
}
}
public ScalableBloomFilter Deserialize(Stream stream)
{
using (var br = new BinaryReader(stream))
{
int dataFormatMajorVersion = br.ReadUInt16();
int dataFormatMinorVersion = br.ReadUInt16();
AssertDataVersionCanBeRead(dataFormatMajorVersion, dataFormatMinorVersion);
double r = br.ReadDouble();
double fp = br.ReadDouble();
double p = br.ReadDouble();
uint hint = br.ReadUInt32();
int count = br.ReadInt32();
var stored = new List <PartitionedBloomState>();
for (var i = 0; i < count; i++)
{
stored.Add(ParitionedBloomSerializer.Deserialize(br));
}
var data = new ScalableBloomState
{
Partitions = stored.ToArray(),
R = r,
Fp = fp,
P = p,
Hint = hint
};
var result = new ScalableBloomFilter(data);
return(result);
}
}
public void Serialize(Stream stream, ScalableBloomFilter filter)
{
using (var bw = new BinaryWriter(stream))
{
bw.Write(DataFormatMajorVersion);
bw.Write(DataFormatMinorVersion);
ScalableBloomState data = filter.GetState();
bw.Write(data.R);
bw.Write(data.Fp);
bw.Write(data.P);
bw.Write(data.Hint);
bw.Write(data.Partitions.Length);
foreach (var partition in data.Partitions)
{
ParitionedBloomSerializer.Serialize(bw, partition);
}
bw.Flush();
}
}
