protected override INodeStatsOperationResult CreateResult(BinaryResponse response)
{
if (stats == null)
{
stats = new Dictionary <string, string>();
}
var data = response.Data;
// if empty key (last response packet response)
// or if error
// return the response object to break the loop and let the node process the next op.
if (response.KeyLength == 0 || !response.Success)
{
return(new NodeStatsOperationResult {
Value = stats
}.WithResponse(response));
}
// decode stat key/value
var key = NetworkOrderConverter.DecodeKey(data.Array, data.Offset, response.KeyLength);
var value = NetworkOrderConverter.DecodeKey(data.Array, data.Offset + response.KeyLength, data.Count - response.KeyLength);
stats[key] = value;
return(null); // we expect more response packets
}
protected override INodeStatsOperationResult CreateResult(BinaryResponse response)
{
if (stats == null)
{
stats = new Dictionary <string, string>();
}
var data = response.Data;
// if empty key (last response packet)
// or if error
// return the response object to break the loop and let the node process the next op.
if (response.KeyLength == 0 || !response.Success)
{
return(new NodeStatsOperationResult {
Value = stats
}.WithResponse(response));
}
// decode stat key/value
// both are ASCII in memcached
var key = Encoding.ASCII.GetString(data.Array, 0, response.KeyLength);
var value = Encoding.ASCII.GetString(data.Array, response.KeyLength, data.Length - response.KeyLength);
stats[key] = value;
return(null); // we expect more response packets
}
protected override IOperationResult CreateResult(BinaryResponse response)
{
var retval = new BinaryOperationResult();
return(response == null
? retval.Success(this)
: retval.WithResponse(response));
}
public static BinaryOperationResult FromResponse(BinaryResponse response, string failMessage = null)
{
var success = response.StatusCode == 0;
var retval = new BinaryOperationResult
{
StatusCode = response.StatusCode,
Success = success,
Message = success ? null : response.GetStatusMessage() ?? failMessage,
Cas = response.CAS
};
return retval;
}
protected override IGetOperationResult CreateResult(BinaryResponse response)
{
var retval = new GetOperationResult();
if (response == null)
{
return(retval.NotFound(this));
}
if (response.StatusCode == 0)
{
var flags = NetworkOrderConverter.DecodeUInt32(response.Extra.Array, 0);
retval.Value = new CacheItem((uint)flags, response.Data.Clone());
}
return(retval.WithResponse(response));
}
protected override IGetOperationResult CreateResult(BinaryResponse response)
{
var retval = new GetOperationResult();
if (response == null)
{
return(retval.NotFound(this));
}
if (response.StatusCode == 0)
{
var flags = NetworkOrderConverter.DecodeInt32(response.Extra.Array, 0);
// HACK
var copy = new PooledSegment(Allocator, response.Data.Count);
Buffer.BlockCopy(response.Data.Array, response.Data.Offset, copy.Array, 0, copy.Count);
retval.Value = new CacheItem((uint)flags, copy);
}
return(retval.WithResponse(response));
}
protected override IMutateOperationResult CreateResult(BinaryResponse response)
{
var retval = new MutateOperationResult();
if (response == null)
{
return(retval.NotFound(this));
}
if (response.Success)
{
var data = response.Data;
if (data.Count != ResultLength)
{
return(retval.Failed(this, new InvalidOperationException("Result must be " + ResultLength + " bytes long, received: " + data.Count)));
}
retval.Value = NetworkOrderConverter.DecodeUInt64(data.Array, data.Offset);
}
return(retval.WithResponse(response));
}
protected abstract TResult CreateResult(BinaryResponse response);
protected override IOperationResult CreateResult(BinaryResponse response)
{
Debug.Assert(response != null);
return(BinaryOperationResult.FromResponse(response));
}
protected override IOperationResult CreateResult(BinaryResponse response)
{
return(new BinaryOperationResult().WithResponse(response, "Failed to read response"));
}