protected override BinaryRequest Build()
{
OpCode op;
switch (this.mode)
{
case StoreMode.Add: op = OpCode.Add; break;
case StoreMode.Set: op = OpCode.Set; break;
case StoreMode.Replace: op = OpCode.Replace; break;
default: throw new ArgumentOutOfRangeException("mode", mode + " is not supported");
}
var extra = new byte[8];
BinaryConverter.EncodeUInt32((uint)this.value.Flags, extra, 0);
BinaryConverter.EncodeUInt32(expires, extra, 4);
var request = new BinaryRequest(op)
{
Key = this.Key,
Cas = this.Cas,
Extra = new ArraySegment <byte>(extra),
Data = this.value.Data
};
return(request);
}
protected override BinaryRequest Build(string key)
{
var request = new BinaryRequest(OpCode.GetQ)
{
Key = key
};
return(request);
}
protected override BinaryRequest Build()
{
var request = new BinaryRequest(OpCode.SaslStep)
{
Key = this.Provider.Type,
Data = new ArraySegment <byte>(this.Provider.Continue(this.continuation))
};
return(request);
}
protected override BinaryRequest Build()
{
var request = new BinaryRequest(OpCode.Get)
{
Key = this.Key,
Cas = this.Cas
};
return(request);
}
protected override BinaryRequest Build()
{
// create a Sasl Start command
var request = new BinaryRequest(OpCode.SaslStart)
{
Key = this.Provider.Type,
Data = new ArraySegment <byte>(this.Provider.Authenticate())
};
return(request);
}
protected override BinaryRequest Build()
{
var request = new BinaryRequest((OpCode)this.mode)
{
Key = this.Key,
Cas = this.Cas,
Data = this.data
};
return(request);
}
protected override BinaryRequest Build()
{
var request = new BinaryRequest(OpCode.Stat);
if (!String.IsNullOrEmpty(this.type))
{
request.Key = this.type;
}
return(request);
}
protected override BinaryRequest Build()
{
var request = new BinaryRequest((OpCode)this.mode)
{
Key = this.Key,
Cas = this.Cas
};
this.UpdateExtra(request);
return(request);
}
protected unsafe void UpdateExtra(BinaryRequest request)
{
byte[] extra = new byte[20];
fixed(byte *buffer = extra)
{
BinaryConverter.EncodeUInt64(this.delta, buffer, 0);
BinaryConverter.EncodeUInt64(this.defaultValue, buffer, 8);
BinaryConverter.EncodeUInt32(this.expires, buffer, 16);
}
request.Extra = new ArraySegment <byte>(extra);
}
protected internal override IList <ArraySegment <byte> > GetBuffer()
{
var keys = this.Keys;
if (keys == null || keys.Count == 0)
{
if (log.IsWarnEnabled)
{
log.Warn("Empty multiget!");
}
return(new ArraySegment <byte> [0]);
}
if (log.IsDebugEnabled)
{
log.DebugFormat("Building multi-get for {0} keys", keys.Count);
}
// map the command's correlationId to the item key,
// so we can use GetQ (which only returns the item data)
this.idToKey = new Dictionary <int, string>();
// get ops have 2 segments, header + key
var buffers = new List <ArraySegment <byte> >(keys.Count * 2);
foreach (var key in keys)
{
var request = this.Build(key);
request.CreateBuffer(buffers);
// we use this to map the responses to the keys
idToKey[request.CorrelationId] = key;
}
// uncork the server
var noop = new BinaryRequest(OpCode.NoOp);
this.noopId = noop.CorrelationId;
noop.CreateBuffer(buffers);
return(buffers);
}
protected override BinaryRequest Build()
{
var request = new BinaryRequest(OpCode.Flush);
return(request);
}