public async Task Put(string id, CancellationToken cancellationToken)
{
var db = new StorageLoadContext();
var timeout = new CancellationTokenSource(TimeSpan.FromMinutes(1)).Token;
cancellationToken = CancellationTokenSource.CreateLinkedTokenSource(timeout, cancellationToken).Token;
while (!cancellationToken.IsCancellationRequested)
{
var op = TableOperation.Retrieve <LoadItem>(id, "");
var result = await db.UnorderedSet.ExecuteAsync(op, cancellationToken);
var item = (LoadItem)result.Result;
item.Value++;
var op2 = TableOperation.Replace(item);
try
{
await db.UnorderedSet.ExecuteAsync(op2, cancellationToken);
return;
}
catch (StorageException e)
{
if (e.RequestInformation.HttpStatusCode != (int)HttpStatusCode.PreconditionFailed &&
e.RequestInformation.HttpStatusCode != (int)HttpStatusCode.Conflict)
{
throw;
}
}
await Task.Delay(TimeSpan.FromSeconds(1), cancellationToken);
}
throw new HttpResponseException(Request.CreateErrorResponse(HttpStatusCode.RequestTimeout, "Update timeout"));
}
public Task Post(string id, CancellationToken cancellationToken)
{
switch (id)
{
case "ordered":
{
var item = new LoadItem2
{
PartitionKey = DateTime.UtcNow.Ticks.ToString("x16") + Guid.NewGuid().ToString("N"),
RowKey = ""
};
var op = TableOperation.Insert(item);
var db = new StorageLoadContext();
return(db.OrderedSet.ExecuteAsync(op, cancellationToken));
}
case "unordered":
{
var item = new LoadItem
{
PartitionKey = Guid.NewGuid().ToString("N"),
RowKey = ""
};
var op = TableOperation.Insert(item);
var db = new StorageLoadContext();
return(db.UnorderedSet.ExecuteAsync(op, cancellationToken));
}
default:
throw new HttpResponseException(Request.CreateErrorResponse(HttpStatusCode.BadRequest, "only ordered and unordered allowed"));
}
}
public async Task <LoadItem> Get(string id, CancellationToken cancellationToken)
{
var db = new StorageLoadContext();
var op = TableOperation.Retrieve <LoadItem>(id, "");
var result = await db.UnorderedSet.ExecuteAsync(op, cancellationToken);
return((LoadItem)result.Result);
}
public IQueryable <LoadItem> Get()
{
var db = new StorageLoadContext();
return(db.UnorderedSet.CreateQuery <LoadItem>().AsQueryable().Take(1000));
}