private void SetAutoPage(RowSet rs, ISession session, IStatement statement)
{
rs.AutoPage = statement != null && statement.AutoPage;
if (rs.AutoPage && rs.PagingState != null && _request is IQueryRequest)
{
// Automatic paging is enabled and there are following result pages
rs.SetFetchNextPageHandler(pagingState =>
{
if (_session.IsDisposed)
{
Logger.Warning("Trying to page results using a Session already disposed.");
return(Task.FromResult(RowSet.Empty()));
}
var request = (IQueryRequest)RequestHandler.GetRequest(statement, _parent.Serializer,
session.Cluster.Configuration);
request.PagingState = pagingState;
return(new RequestHandler(session, _parent.Serializer, request, statement).Send());
}, _session.Cluster.Configuration.ClientOptions.QueryAbortTimeout);
}
}
private void SetAutoPage(RowSet rs, ISession session, IStatement statement)
{
rs.AutoPage = statement != null && statement.AutoPage;
if (rs.AutoPage && rs.PagingState != null && _request is IQueryRequest)
{
//Automatic paging is enabled and there are following result pages
//Set the Handler for fetching the next page.
rs.FetchNextPage = pagingState =>
{
if (_session.IsDisposed)
{
Logger.Warning("Trying to page results using a Session already disposed.");
return(new RowSet());
}
var request = (IQueryRequest)RequestHandler.GetRequest(statement, _parent.Serializer, session.Cluster.Configuration);
request.PagingState = pagingState;
var task = new RequestHandler(session, _parent.Serializer, request, statement).Send();
TaskHelper.WaitToComplete(task, session.Cluster.Configuration.ClientOptions.QueryAbortTimeout);
return((RowSet)(object)task.Result);
};
}
}
/// <summary>
/// Creates a new instance using the statement to build the request.
/// Statement can not be null.
/// </summary>
public RequestHandler(IInternalSession session, Serializer serializer, IStatement statement)
: this(session, serializer, RequestHandler.GetRequest(statement, serializer, session.Cluster.Configuration), statement)
{
}
/// <inheritdoc />
public IRequest BuildRequest(IStatement statement, Serializer serializer, Configuration config)
{
return(RequestHandler.GetRequest(statement, serializer, config));
}
/// <summary>
/// Creates a new instance using the statement to build the request.
/// Statement can not be null.
/// </summary>
public RequestHandler(IInternalSession session, ISerializer serializer, IStatement statement, IRequestOptions requestOptions)
: this(session, serializer, RequestHandler.GetRequest(statement, serializer, requestOptions), statement, requestOptions)
{
}
/// <inheritdoc />
public IRequest BuildRequest()
{
return(RequestHandler.GetRequest(Statement, Serializer, RequestOptions));
}