本文整理汇总了C#中System.Threading.CancellationTokenSource.TimeoutAfter方法的典型用法代码示例。如果您正苦于以下问题：C# CancellationTokenSource.TimeoutAfter方法的具体用法？C# CancellationTokenSource.TimeoutAfter怎么用？C# CancellationTokenSource.TimeoutAfter使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Threading.CancellationTokenSource的用法示例。
在下文中一共展示了CancellationTokenSource.TimeoutAfter方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: StreamToClient
private void StreamToClient(Stream stream, int pageSize, Etag etag, OrderedPartCollection<AbstractFileReadTrigger> readTriggers)
{
using (var cts = new CancellationTokenSource())
using (var timeout = cts.TimeoutAfter(FileSystemsLandlord.SystemConfiguration.DatabaseOperationTimeout))
using (var writer = new JsonTextWriter(new StreamWriter(stream)))
{
writer.WriteStartObject();
writer.WritePropertyName("Results");
writer.WriteStartArray();
Storage.Batch(accessor =>
{
var files = accessor.GetFilesAfter(etag, pageSize);
foreach (var file in files)
{
if (readTriggers.CanReadFile(file.FullPath, file.Metadata, ReadOperation.Load) == false)
continue;
timeout.Delay();
var doc = RavenJObject.FromObject(file);
doc.WriteTo(writer);
writer.WriteRaw(Environment.NewLine);
}
});
writer.WriteEndArray();
writer.WriteEndObject();
writer.Flush();
}
}示例2: StreamToClient
private void StreamToClient(Stream stream, int pageSize, Etag etag)
{
using (var cts = new CancellationTokenSource())
using (var timeout = cts.TimeoutAfter(FileSystemsLandlord.SystemConfiguration.DatabaseOperationTimeout))
using (var writer = new JsonTextWriter(new StreamWriter(stream)))
{
writer.WriteStartObject();
writer.WritePropertyName("Results");
writer.WriteStartArray();
Storage.Batch(accessor =>
{
var files = accessor.GetFilesAfter(etag, pageSize);
foreach (var file in files)
{
timeout.Delay();
var doc = RavenJObject.FromObject(file);
doc.WriteTo(writer);
writer.WriteRaw(Environment.NewLine);
}
});
writer.WriteEndArray();
writer.WriteEndObject();
writer.Flush();
}
}示例3: Respond
public override void Respond(IHttpContext context)
{
using (var cts = new CancellationTokenSource())
{
var timeout = cts.TimeoutAfter(Settings.DatbaseOperationTimeout);
var databaseBulkOperations = new DatabaseBulkOperations(Database, GetRequestTransaction(context), cts.Token, timeout);
switch (context.Request.HttpMethod)
{
case "POST":
Batch(context);
break;
case "DELETE":
OnBulkOperation(context, databaseBulkOperations.DeleteByIndex);
break;
case "PATCH":
var patchRequestJson = context.ReadJsonArray();
var patchRequests = patchRequestJson.Cast<RavenJObject>().Select(PatchRequest.FromJson).ToArray();
OnBulkOperation(context, (index, query, allowStale) =>
databaseBulkOperations.UpdateByIndex(index, query, patchRequests, allowStale));
break;
case "EVAL":
var advPatchRequestJson = context.ReadJsonObject<RavenJObject>();
var advPatch = ScriptedPatchRequest.FromJson(advPatchRequestJson);
OnBulkOperation(context, (index, query, allowStale) =>
databaseBulkOperations.UpdateByIndex(index, query, advPatch, allowStale));
break;
}
}
}示例4: BulkPost
public async Task<HttpResponseMessage> BulkPost()
{
using (var cts = new CancellationTokenSource())
using (cts.TimeoutAfter(DatabasesLandlord.SystemConfiguration.DatabaseOperationTimeout))
{
var jsonCommandArray = await ReadJsonArrayAsync();
cts.Token.ThrowIfCancellationRequested();
var transactionInformation = GetRequestTransaction();
var commands =
(from RavenJObject jsonCommand in jsonCommandArray select CommandDataFactory.CreateCommand(jsonCommand, transactionInformation)).ToArray();
Log.Debug(
() =>
{
if (commands.Length > 15) // this is probably an import method, we will input minimal information, to avoid filling up the log
{
return "\tExecuted "
+ string.Join(
", ", commands.GroupBy(x => x.Method).Select(x => string.Format("{0:#,#;;0} {1} operations", x.Count(), x.Key)));
}
var sb = new StringBuilder();
foreach (var commandData in commands)
{
sb.AppendFormat("\t{0} {1}{2}", commandData.Method, commandData.Key, Environment.NewLine);
}
return sb.ToString();
});
var batchResult = Database.Batch(commands, cts.Token);
return GetMessageWithObject(batchResult);
}
}示例5: BulkDelete
public HttpResponseMessage BulkDelete(string id)
{
using (var cts = new CancellationTokenSource())
using (var timeout = cts.TimeoutAfter(DatabasesLandlord.SystemConfiguration.DatbaseOperationTimeout))
{
var databaseBulkOperations = new DatabaseBulkOperations(Database, GetRequestTransaction(), cts.Token, timeout);
return OnBulkOperation(databaseBulkOperations.DeleteByIndex, id);
}
}示例6: BulkPost
public async Task<HttpResponseMessage> BulkPost()
{
using (var cts = new CancellationTokenSource())
using (cts.TimeoutAfter(DatabasesLandlord.SystemConfiguration.DatabaseOperationTimeout))
{
RavenJArray jsonCommandArray;
try
{
jsonCommandArray = await ReadJsonArrayAsync();
}
catch (InvalidOperationException e)
{
Log.DebugException("Failed to deserialize document batch request." , e);
return GetMessageWithObject(new
{
Message = "Could not understand json, please check its validity."
}, (HttpStatusCode)422); //http code 422 - Unprocessable entity
}
catch (InvalidDataException e)
{
Log.DebugException("Failed to deserialize document batch request." , e);
return GetMessageWithObject(new
{
e.Message
}, (HttpStatusCode)422); //http code 422 - Unprocessable entity
}
cts.Token.ThrowIfCancellationRequested();
var transactionInformation = GetRequestTransaction();
var commands =
(from RavenJObject jsonCommand in jsonCommandArray select CommandDataFactory.CreateCommand(jsonCommand, transactionInformation)).ToArray();
Log.Debug(
() =>
{
if (commands.Length > 15) // this is probably an import method, we will input minimal information, to avoid filling up the log
{
return "\tExecuted "
+ string.Join(
", ", commands.GroupBy(x => x.Method).Select(x => string.Format("{0:#,#;;0} {1} operations", x.Count(), x.Key)));
}
var sb = new StringBuilder();
foreach (var commandData in commands)
{
sb.AppendFormat("\t{0} {1}{2}", commandData.Method, commandData.Key, Environment.NewLine);
}
return sb.ToString();
});
var batchResult = Database.Batch(commands, cts.Token);
return GetMessageWithObject(batchResult);
}
}示例7: BulkPatch
public async Task<HttpResponseMessage> BulkPatch(string id)
{
using (var cts = new CancellationTokenSource())
using (var timeout = cts.TimeoutAfter(DatabasesLandlord.SystemConfiguration.DatbaseOperationTimeout))
{
var databaseBulkOperations = new DatabaseBulkOperations(Database, GetRequestTransaction(), cts.Token, timeout);
var patchRequestJson = await ReadJsonArrayAsync();
var patchRequests = patchRequestJson.Cast<RavenJObject>().Select(PatchRequest.FromJson).ToArray();
return OnBulkOperation((index, query, allowStale) => databaseBulkOperations.UpdateByIndex(index, query, patchRequests, allowStale), id);
}
}示例8: Respond
public override void Respond(IHttpContext context)
{
switch (context.Request.HttpMethod)
{
case "GET":
long documentsCount = 0;
Etag lastDocEtag = Etag.Empty;
Database.TransactionalStorage.Batch(accessor =>
{
lastDocEtag = accessor.Staleness.GetMostRecentDocumentEtag();
documentsCount = accessor.Documents.GetDocumentsCount();
});
lastDocEtag = lastDocEtag.HashWith(BitConverter.GetBytes(documentsCount));
if (context.MatchEtag(lastDocEtag))
{
context.SetStatusToNotModified();
}
else
{
context.WriteHeaders(new RavenJObject(), lastDocEtag);
using (var cts = new CancellationTokenSource())
{
cts.TimeoutAfter(Settings.DatbaseOperationTimeout);
var startsWith = context.Request.QueryString["startsWith"];
if (string.IsNullOrEmpty(startsWith))
context.WriteJson(Database.GetDocuments(context.GetStart(), context.GetPageSize(Database.Configuration.MaxPageSize), context.GetEtagFromQueryString(), cts.Token));
else
context.WriteJson(Database.GetDocumentsWithIdStartingWith(
startsWith,
context.Request.QueryString["matches"],
context.Request.QueryString["exclude"],
context.GetStart(),
context.GetPageSize(Database.Configuration.MaxPageSize),
cts.Token));
}
}
break;
case "POST":
var json = context.ReadJson();
var id = Database.Put(null, Etag.Empty, json,
context.Request.Headers.FilterHeaders(),
GetRequestTransaction(context));
context.SetStatusToCreated("/docs/" + Uri.EscapeUriString(id.Key));
context.WriteJson(id);
break;
}
}示例9: DocsGet
public HttpResponseMessage DocsGet()
{
using (var cts = new CancellationTokenSource())
using (cts.TimeoutAfter(DatabasesLandlord.SystemConfiguration.DatabaseOperationTimeout))
{
long documentsCount = 0;
var lastDocEtag = Etag.Empty;
Database.TransactionalStorage.Batch(
accessor =>
{
lastDocEtag = accessor.Staleness.GetMostRecentDocumentEtag();
documentsCount = accessor.Documents.GetDocumentsCount();
});
lastDocEtag = lastDocEtag.HashWith(BitConverter.GetBytes(documentsCount));
if (MatchEtag(lastDocEtag)) return GetEmptyMessage(HttpStatusCode.NotModified);
var startsWith = GetQueryStringValue("startsWith");
HttpResponseMessage msg;
int nextPageStart = GetNextPageStart();
if (string.IsNullOrEmpty(startsWith))
{
var results = Database.Documents.GetDocuments(GetStart(), GetPageSize(Database.Configuration.MaxPageSize),
GetEtagFromQueryString(), cts.Token);
msg = GetMessageWithObject(results);
}
else
{
var transformer = GetQueryStringValue("transformer");
var transformerParameters = this.ExtractTransformerParameters();
msg =
GetMessageWithObject(
Database.Documents.GetDocumentsWithIdStartingWith(
startsWith,
GetQueryStringValue("matches"),
GetQueryStringValue("exclude"),
GetStart(),
GetPageSize(Database.Configuration.MaxPageSize),
cts.Token,
ref nextPageStart, transformer, transformerParameters,
skipAfter: GetQueryStringValue("skipAfter")));
}
WriteHeaders(new RavenJObject { { Constants.NextPageStart, nextPageStart } }, lastDocEtag, msg);
return msg;
}
}示例10: Respond
public override void Respond(IHttpContext context)
{
using (context.Response.Streaming())
{
context.Response.ContentType = "application/json; charset=utf-8";
var match = urlMatcher.Match(context.GetRequestUrl());
var index = match.Groups[1].Value;
var query = context.GetIndexQueryFromHttpContext(int.MaxValue);
if (string.IsNullOrEmpty(context.Request.QueryString["pageSize"]))
query.PageSize = int.MaxValue;
var isHeadRequest = context.Request.HttpMethod == "HEAD";
if (isHeadRequest)
query.PageSize = 0;
using (var writer = GetOutputWriter(context))
{
// we may be sending a LOT of documents to the user, and most
// of them aren't going to be relevant for other ops, so we are going to skip
// the cache for that, to avoid filling it up very quickly
using (DocumentCacher.SkipSettingDocumentsInDocumentCache())
using (var cts = new CancellationTokenSource())
using(var timeout = cts.TimeoutAfter(Settings.DatbaseOperationTimeout))
{
Database.Query(index, query, cts.Token, information =>
{
context.Response.AddHeader("Raven-Result-Etag", information.ResultEtag.ToString());
context.Response.AddHeader("Raven-Index-Etag", information.IndexEtag.ToString());
context.Response.AddHeader("Raven-Is-Stale", information.IsStable ? "true" : "false");
context.Response.AddHeader("Raven-Index", information.Index);
context.Response.AddHeader("Raven-Total-Results", information.TotalResults.ToString(CultureInfo.InvariantCulture));
context.Response.AddHeader("Raven-Index-Timestamp",
information.IndexTimestamp.ToString(Default.DateTimeFormatsToWrite,
CultureInfo.InvariantCulture));
if (isHeadRequest)
return;
writer.WriteHeader();
}, o =>
{
timeout.Delay();
Database.WorkContext.UpdateFoundWork();
writer.Write(o);
});
}
}
}
}示例11: StreamToClient
private void StreamToClient(Stream stream, string startsWith, int start, int pageSize, Etag etag, string matches, int nextPageStart, string skipAfter)
{
var bufferStream = new BufferedStream(stream, 1024 * 64);
using (var cts = new CancellationTokenSource())
using (var timeout = cts.TimeoutAfter(DatabasesLandlord.SystemConfiguration.DatabaseOperationTimeout))
using (var writer = new JsonTextWriter(new StreamWriter(bufferStream)))
{
writer.WriteStartObject();
writer.WritePropertyName("Results");
writer.WriteStartArray();
Action<JsonDocument> addDocument = doc =>
{
timeout.Delay();
doc.ToJson().WriteTo(writer);
writer.WriteRaw(Environment.NewLine);
};
Database.TransactionalStorage.Batch(accessor =>
{
// we may be sending a LOT of documents to the user, and most
// of them aren't going to be relevant for other ops, so we are going to skip
// the cache for that, to avoid filling it up very quickly
using (DocumentCacher.SkipSettingDocumentsInDocumentCache())
{
if (string.IsNullOrEmpty(startsWith))
{
Database.Documents.GetDocuments(start, pageSize, etag, cts.Token, addDocument);
}
else
{
var nextPageStartInternal = nextPageStart;
Database.Documents.GetDocumentsWithIdStartingWith(startsWith, matches, null, start, pageSize, cts.Token, ref nextPageStartInternal, addDocument, skipAfter: skipAfter);
nextPageStart = nextPageStartInternal;
}
}
});
writer.WriteEndArray();
writer.WritePropertyName("NextPageStart");
writer.WriteValue(nextPageStart);
writer.WriteEndObject();
writer.Flush();
bufferStream.Flush();
}
}示例12: BulkDelete
public HttpResponseMessage BulkDelete(string id)
{
// we don't use using because execution is async
var cts = new CancellationTokenSource();
var timeout = cts.TimeoutAfter(DatabasesLandlord.SystemConfiguration.DatabaseOperationTimeout);
var indexDefinition = Database.IndexDefinitionStorage.GetIndexDefinition(id);
if (indexDefinition == null)
throw new IndexDoesNotExistsException(string.Format("Index '{0}' does not exist.", id));
if (indexDefinition.IsMapReduce)
throw new InvalidOperationException("Cannot execute DeleteByIndex operation on Map-Reduce indexes.");
var databaseBulkOperations = new DatabaseBulkOperations(Database, GetRequestTransaction(), cts, timeout);
return OnBulkOperation(databaseBulkOperations.DeleteByIndex, id, cts, timeout);
}示例13: IndexGet
public HttpResponseMessage IndexGet(string id)
{
using (var cts = new CancellationTokenSource())
using (cts.TimeoutAfter(DatabasesLandlord.SystemConfiguration.DatabaseOperationTimeout))
{
var index = id;
if (string.IsNullOrEmpty(GetQueryStringValue("definition")) == false)
return GetIndexDefinition(index);
if (string.IsNullOrEmpty(GetQueryStringValue("source")) == false)
return GetIndexSource(index);
if (string.IsNullOrEmpty(GetQueryStringValue("debug")) == false)
return DebugIndex(index);
if (string.IsNullOrEmpty(GetQueryStringValue("explain")) == false)
return GetExplanation(index);
return GetIndexQueryResult(index, cts.Token);
}
}示例14: StreamToClient
private void StreamToClient(Stream stream, ExportOptions options, Lazy<NameValueCollection> headers, IPrincipal user)
{
var old = CurrentOperationContext.Headers.Value;
var oldUser = CurrentOperationContext.User.Value;
try
{
CurrentOperationContext.Headers.Value = headers;
CurrentOperationContext.User.Value = user;
Database.TransactionalStorage.Batch(accessor =>
{
var bufferStream = new BufferedStream(stream, 1024 * 64);
using (var cts = new CancellationTokenSource())
using (var timeout = cts.TimeoutAfter(DatabasesLandlord.SystemConfiguration.DatabaseOperationTimeout))
using (var streamWriter = new StreamWriter(bufferStream))
using (var writer = new JsonTextWriter(streamWriter))
{
writer.WriteStartObject();
writer.WritePropertyName("Results");
writer.WriteStartArray();
var exporter = new SmugglerExporter(Database, options);
exporter.Export(item => WriteToStream(writer, item, timeout), cts.Token);
writer.WriteEndArray();
writer.WriteEndObject();
writer.Flush();
bufferStream.Flush();
}
});
}
finally
{
CurrentOperationContext.Headers.Value = old;
CurrentOperationContext.User.Value = oldUser;
}
}示例15: IndexGet
public HttpResponseMessage IndexGet(string id)
{
using (var cts = new CancellationTokenSource())
using (cts.TimeoutAfter(DatabasesLandlord.SystemConfiguration.DatabaseOperationTimeout))
{
var index = id;
if (string.IsNullOrEmpty(GetQueryStringValue("definition")) == false)
return GetIndexDefinition(index);
if (string.IsNullOrEmpty(GetQueryStringValue("source")) == false)
return GetIndexSource(index);
if (string.IsNullOrEmpty(GetQueryStringValue("debug")) == false)
return DebugIndex(index);
if (string.IsNullOrEmpty(GetQueryStringValue("explain")) == false)
return GetExplanation(index);
try
{
return GetIndexQueryResult(index, cts.Token);
}
catch (OperationCanceledException e)
{
throw new TimeoutException(string.Format("The query did not produce results in {0}", DatabasesLandlord.SystemConfiguration.DatabaseOperationTimeout), e);
}
}
}