Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / Util / Profiler.cs / 1 / Profiler.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* * Profiler.cs * * Copyright (c) 2000 Microsoft Corporation */ namespace System.Web.Util { using System; using System.Web; using System.Web.SessionState; using System.Web.UI; using System.Threading; using System.Collections; internal class Profiler { private int _requestsToProfile; private Queue _requests; private bool _pageOutput; private bool _isEnabled; private bool _oldEnabled; private bool _localOnly; private bool _mostRecent; private TraceMode _outputMode; internal Profiler() { _requestsToProfile = 10; _outputMode = TraceMode.SortByTime; _localOnly = true; _mostRecent = false; _requests = new Queue(_requestsToProfile); } internal bool IsEnabled { get { return _isEnabled;} set { _isEnabled = value; _oldEnabled = value; } } internal bool PageOutput { get { // calling HttpContext.Current is slow, but we'll only get there if _pageOutput is true. return (_pageOutput && !(_localOnly && !HttpContext.Current.Request.IsLocal)); } set { _pageOutput = value; } } internal TraceMode OutputMode { get { return _outputMode;} set { _outputMode = value;} } internal bool LocalOnly { get { return _localOnly;} set { _localOnly = value; } } internal bool MostRecent { get { return _mostRecent; } set { _mostRecent = value; } } internal bool IsConfigEnabled { get { return _oldEnabled; } } internal int RequestsToProfile { get { return _requestsToProfile;} set { // VSWhidbey195368 Silently cap request limit at 10,000 if (value > 10000) { value = 10000; } _requestsToProfile = value; } } internal int RequestsRemaining { get { return _requestsToProfile - _requests.Count;} } internal void Reset() { // start profiling and clear the current log of requests _requests = new Queue(_requestsToProfile); if (_requestsToProfile != 0) _isEnabled = _oldEnabled; else _isEnabled = false; } internal void StartRequest(HttpContext context) { context.Trace.VerifyStart(); } internal void EndRequest(HttpContext context) { context.Trace.EndRequest(); // Don't add the trace data if we aren't enabled if (!IsEnabled) return; // grab trace data and add it to the list lock (_requests) { _requests.Enqueue(context.Trace.GetData()); // If we are storing the most recent, we may need to kick out the first request if (MostRecent) { if (_requests.Count > _requestsToProfile) _requests.Dequeue(); } } // Turn off profiling if we are only tracking the first N requests and we hit the limit. if (!MostRecent && _requests.Count >= _requestsToProfile) EndProfiling(); } internal void EndProfiling() { _isEnabled = false; } internal IList GetData() { return _requests.ToArray(); } } }
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- ObjectItemCollection.cs
- AttributeEmitter.cs
- Int32AnimationUsingKeyFrames.cs
- DataGridSortingEventArgs.cs
- __Filters.cs
- AlignmentXValidation.cs
- XamlTemplateSerializer.cs
- httpapplicationstate.cs
- cryptoapiTransform.cs
- WorkflowTraceTransfer.cs
- FtpCachePolicyElement.cs
- CorrelationTokenTypeConvertor.cs
- LifetimeServices.cs
- NeutralResourcesLanguageAttribute.cs
- HtmlProps.cs
- CustomError.cs
- DataGridToolTip.cs
- BitmapEffectCollection.cs
- DataServiceSaveChangesEventArgs.cs
- TypeDependencyAttribute.cs
- SqlConnectionStringBuilder.cs
- InOutArgument.cs
- PageRanges.cs
- TextViewBase.cs
- AppSettingsExpressionEditor.cs
- SimpleTableProvider.cs
- VoiceChangeEventArgs.cs
- CodeSubDirectoriesCollection.cs
- Context.cs
- Parameter.cs
- EntityContainerEmitter.cs
- DbConnectionPoolOptions.cs
- Command.cs
- Exception.cs
- versioninfo.cs
- DefaultObjectMappingItemCollection.cs
- StorageEntityContainerMapping.cs
- Model3DCollection.cs
- DbParameterCollectionHelper.cs
- XmlC14NWriter.cs
- UnsafeNativeMethodsMilCoreApi.cs
- HttpResponseInternalWrapper.cs
- ChangeProcessor.cs
- PolyBezierSegment.cs
- BitmapPalettes.cs
- DocumentPageView.cs
- OracleConnection.cs
- PathGradientBrush.cs
- ToolBarButton.cs
- PictureBox.cs
- FocusManager.cs
- XmlDictionaryReader.cs
- SupportsEventValidationAttribute.cs
- ConfigXmlComment.cs
- TraceContextRecord.cs
- PeerCollaborationPermission.cs
- ZeroOpNode.cs
- XhtmlMobileTextWriter.cs
- UnsafeNativeMethods.cs
- RSAPKCS1KeyExchangeDeformatter.cs
- HtmlElement.cs
- VSWCFServiceContractGenerator.cs
- TabletDevice.cs
- TreeViewCancelEvent.cs
- ConfigurationLocationCollection.cs
- StrokeNodeOperations2.cs
- ForceCopyBuildProvider.cs
- PolicyChain.cs
- AbstractSvcMapFileLoader.cs
- SchemaManager.cs
- AttachedPropertyBrowsableWhenAttributePresentAttribute.cs
- OpCodes.cs
- FieldBuilder.cs
- ExpressionReplacer.cs
- HttpHeaderCollection.cs
- METAHEADER.cs
- DynamicField.cs
- nulltextnavigator.cs
- RemoteTokenFactory.cs
- X509Chain.cs
- XmlILOptimizerVisitor.cs
- BitArray.cs
- XmlSchemaProviderAttribute.cs
- _DigestClient.cs
- XmlTextEncoder.cs
- EntityProviderFactory.cs
- TypedReference.cs
- Pair.cs
- CodeGroup.cs
- IconConverter.cs
- GcHandle.cs
- CommandDevice.cs
- IntegerValidatorAttribute.cs
- ClientUrlResolverWrapper.cs
- webclient.cs
- RemotingSurrogateSelector.cs
- DesignBindingPropertyDescriptor.cs
- SqlAliasesReferenced.cs
- Utility.cs
- StaticFileHandler.cs