/// <summary>
/// Retrieves and removes the first tuple from the space, matching the specified pattern. The operation is non-blocking. The operation will return null if no elements match.
/// </summary>
public ITuple GetP(params object[] pattern)
{
GetPRequest request = new GetPRequest(this.GetSource(), this.GetSessionId(), this.connectionString.Target, pattern);
GetPResponse response = this.GetMode()?.PerformRequest <GetPResponse>(request);
return(response.Result == null ? null : this.tupleFactory.Create(response.Result));
}
private IMessage PerformGetP(IMessage request)
{
ISpace ts = this.repository.GetSpace(request.Target);
if (ts != null)
{
GetPRequest getReq = (GetPRequest)request;
ITuple tuple = ts.GetP(new Pattern(getReq.Template));
return(new GetPResponse(request.Source, request.Session, request.Target, tuple?.Fields ?? null, StatusCode.OK, StatusMessage.OK));
}
return(new GetPResponse(request.Source, request.Session, request.Target, null, StatusCode.NOT_FOUND, StatusMessage.NOT_FOUND));
}
