DiagnosticsConfigurationHandler.cs source code in C# .NET

                        
Code:
                         / Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / whidbey / netfxsp / ndp / fx / src / Services / Monitoring / system / Diagnosticts / DiagnosticsConfigurationHandler.cs / 1 / DiagnosticsConfigurationHandler.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

#if !LIB 
#define TRACE 
#define DEBUG
namespace System.Diagnostics { 

    using System;
    using System.Collections;
    using System.Diagnostics; 
    using System.Xml;
    using System.Configuration; 
    using System.Reflection; 
    using System.Globalization;
 
    /// 
    ///    The configuration section handler for the diagnostics section of the configuration
    ///    file. The section handler participates in the resolution of configuration settings
    ///    between the <diagnostics> and </diagnostics>portion of the .config file. 
    /// 
    ///  
    [Obsolete("This class has been deprecated.  http://go.microsoft.com/fwlink/?linkid=14202")] 
    public class DiagnosticsConfigurationHandler : IConfigurationSectionHandler {
 
        /// 
        ///    Parses the configuration settings between the
        ///       <diagnostics> and </diagnostics> portion of the .config file to populate
        ///       the values of 'WebServicesConfiguration' object and returning it. 
        ///    
        ///  
        ///  
        public virtual object Create(object parent, object configContext, XmlNode section) {
            bool foundSwitches = false; 
            bool foundAssert = false;
            bool foundTrace = false;
            bool foundCounters = false;
 
            HandlerBase.CheckForUnrecognizedAttributes(section);
 
            // Since the tracing and switch code lives in System.Dll and config is in System.Configuration.dll 
            // the settings just go into a hashtable to communicate to the values to the diagnostics code in System.dll
            Hashtable parentConfig = (Hashtable)parent; 
            Hashtable config;
            if (parentConfig == null)
                config = new Hashtable();
            else 
                config = (Hashtable)parentConfig.Clone();
 
            foreach (XmlNode child in section.ChildNodes) { 
                if (HandlerBase.IsIgnorableAlsoCheckForNonElement(child))
                    continue; 

                switch (child.Name) {
                    case "switches":
                        if (foundSwitches) 
                            throw new ConfigurationErrorsException(SR.GetString(SR.ConfigSectionsUnique, "switches"));
                        foundSwitches = true; 
 
                        HandleSwitches(config, child, configContext);
                        break; 
                    case "assert":
                        if (foundAssert)
                            throw new ConfigurationErrorsException(SR.GetString(SR.ConfigSectionsUnique, "assert"));
                        foundAssert = true; 

                        HandleAssert(config, child, configContext); 
                        break; 
                    case "trace":
                        if (foundTrace) 
                            throw new ConfigurationErrorsException(SR.GetString(SR.ConfigSectionsUnique, "trace"));
                        foundTrace = true;

                        HandleTrace(config, child, configContext); 
                        break;
                    case "performanceCounters": 
                        if (foundCounters) 
                            throw new ConfigurationErrorsException(SR.GetString(SR.ConfigSectionsUnique, "performanceCounters"));
                        foundCounters = true; 

                        HandleCounters((Hashtable)parent, config, child, configContext);
                        break;
                    default: 
                        HandlerBase.ThrowUnrecognizedElement(child);
                        break; 
                } // switch(child.Name) 

                HandlerBase.CheckForUnrecognizedAttributes(child); 
            }
            return config;
        }
 
        private static void HandleSwitches(Hashtable config, XmlNode switchesNode, object context) {
            Hashtable switches = (Hashtable) new SwitchesDictionarySectionHandler().Create(config["switches"], context, switchesNode); 
            IDictionaryEnumerator en = switches.GetEnumerator(); 
            while (en.MoveNext()) {
                try { 
                    Int32.Parse((string) en.Value, CultureInfo.InvariantCulture);
                }
                catch {
                    throw new ConfigurationErrorsException(SR.GetString(SR.Value_must_be_numeric, en.Key)); 
                }
            } 
 
            config["switches"] = switches;
        } 

        private static void HandleAssert(Hashtable config, XmlNode assertNode, object context) {
            bool assertuienabled = false;
            if (HandlerBase.GetAndRemoveBooleanAttribute(assertNode, "assertuienabled", ref assertuienabled) != null) 
                config["assertuienabled"] = assertuienabled;
 
            string logfilename = null; 
            if (HandlerBase.GetAndRemoveStringAttribute(assertNode, "logfilename", ref logfilename) != null)
                config["logfilename"] = logfilename; 

            HandlerBase.CheckForChildNodes(assertNode);
        }
 
        private static void HandleCounters(Hashtable parent, Hashtable config, XmlNode countersNode, object context) {
            int filemappingsize = 0; 
            if (HandlerBase.GetAndRemoveIntegerAttribute(countersNode, "filemappingsize", ref filemappingsize) != null) { 
                //Should only be handled at machine config level
                if (parent == null) 
                    config["filemappingsize"] = filemappingsize;
            }

            HandlerBase.CheckForChildNodes(countersNode); 
        }
 
        private static void HandleTrace(Hashtable config, XmlNode traceNode, object context) { 
            bool foundListeners = false;
            bool autoflush = false; 
            if (HandlerBase.GetAndRemoveBooleanAttribute(traceNode, "autoflush", ref autoflush) != null)
                config["autoflush"] = autoflush;

            int indentsize = 0; 
            if (HandlerBase.GetAndRemoveIntegerAttribute(traceNode, "indentsize", ref indentsize) != null)
                config["indentsize"] = indentsize; 
 
            foreach (XmlNode traceChild in traceNode.ChildNodes) {
                if (HandlerBase.IsIgnorableAlsoCheckForNonElement(traceChild)) 
                    continue;

                if (traceChild.Name == "listeners") {
                    if (foundListeners) 
                        throw new ConfigurationErrorsException(SR.GetString(SR.ConfigSectionsUnique, "listeners"));
                    foundListeners = true; 
 
                    HandleListeners(config, traceChild, context);
                } 
                else {
                    HandlerBase.ThrowUnrecognizedElement(traceChild);
                }
            } 
        }
 
        private static void HandleListeners(Hashtable config, XmlNode listenersNode, object context) { 
            HandlerBase.CheckForUnrecognizedAttributes(listenersNode);
            foreach (XmlNode listenersChild in listenersNode.ChildNodes) { 
                if (HandlerBase.IsIgnorableAlsoCheckForNonElement(listenersChild))
                    continue;

                string name = null, className = null, initializeData = null; 
                string op = listenersChild.Name;
 
                switch (op) { 
                    case "add":
                    case "remove": 
                    case "clear":
                        break;
                    default:
                        HandlerBase.ThrowUnrecognizedElement(listenersChild); 
                        break;
                } 
 
                HandlerBase.GetAndRemoveStringAttribute(listenersChild, "name", ref name);
                HandlerBase.GetAndRemoveStringAttribute(listenersChild, "type", ref className); 
                HandlerBase.GetAndRemoveStringAttribute(listenersChild, "initializeData", ref initializeData);
                HandlerBase.CheckForUnrecognizedAttributes(listenersChild);
                HandlerBase.CheckForChildNodes(listenersChild);
 
                TraceListener newListener = null;
                if (className != null) { 
                    Type t = Type.GetType(className); 

                    if (t == null) 
                        throw new ConfigurationErrorsException(SR.GetString(SR.Could_not_find_type, className));

                    if (!typeof(TraceListener).IsAssignableFrom(t))
                        throw new ConfigurationErrorsException(SR.GetString(SR.Type_isnt_tracelistener, className)); 

                    // create a listener with parameterless constructor 
                    if (initializeData == null) { 
                        ConstructorInfo ctorInfo = t.GetConstructor(new Type[] {});
                        if (ctorInfo == null) 
                            throw new ConfigurationErrorsException(SR.GetString(SR.Could_not_get_constructor, className));
                        newListener = (TraceListener)(ctorInfo.Invoke(new object[] {}));
                    }
                    // create a listener with a one-string constructor 
                    else {
                        ConstructorInfo ctorInfo = t.GetConstructor(new Type[] { typeof(string) }); 
                        if (ctorInfo == null) 
                            throw new ConfigurationErrorsException(SR.GetString(SR.Could_not_get_constructor, className));
                        newListener = (TraceListener)(ctorInfo.Invoke(new object[] { initializeData })); 
                    }
                    if (name != null) {
                        newListener.Name = name;
                    } 
                }
 
                // we already verified above that we only have "add", "remove", or "clear", so we can 
                // switch on the first char here for perf.
                switch (op[0]) { 
                    case 'a':
                        if (newListener == null)
                            throw new ConfigurationErrorsException(SR.GetString(SR.Could_not_create_listener, name));
 
                        Trace.Listeners.Add(newListener);
 
                        break; 
                    case 'r':
                        if (newListener == null) { 
                            // no type specified, we'll have to delete by name

                            // if no name is specified we can't do anything
                            if (name == null) 
                                throw new ConfigurationErrorsException(SR.GetString(SR.Cannot_remove_with_null));
 
                            Trace.Listeners.Remove(name); 
                        }
                        else { 
                            // remove by listener
                            Trace.Listeners.Remove(newListener);
                        }
                        break; 
                    case 'c':
                        Trace.Listeners.Clear(); 
                        break; 
                    default:
                        HandlerBase.ThrowUnrecognizedElement(listenersChild); 
                        break;
                }
            }
        } 
    }
 
    internal class SwitchesDictionarySectionHandler : DictionarySectionHandler { 
        protected override string KeyAttributeName {
            get { return "name";} 
        }

        internal override bool ValueRequired {
            get { return true; } 
        }
 
    } 
}
 
#endif


// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

#if !LIB 
#define TRACE 
#define DEBUG
namespace System.Diagnostics { 

    using System;
    using System.Collections;
    using System.Diagnostics; 
    using System.Xml;
    using System.Configuration; 
    using System.Reflection; 
    using System.Globalization;
 
    /// 
    ///    The configuration section handler for the diagnostics section of the configuration
    ///    file. The section handler participates in the resolution of configuration settings
    ///    between the <diagnostics> and </diagnostics>portion of the .config file. 
    /// 
    ///  
    [Obsolete("This class has been deprecated.  http://go.microsoft.com/fwlink/?linkid=14202")] 
    public class DiagnosticsConfigurationHandler : IConfigurationSectionHandler {
 
        /// 
        ///    Parses the configuration settings between the
        ///       <diagnostics> and </diagnostics> portion of the .config file to populate
        ///       the values of 'WebServicesConfiguration' object and returning it. 
        ///    
        ///  
        ///  
        public virtual object Create(object parent, object configContext, XmlNode section) {
            bool foundSwitches = false; 
            bool foundAssert = false;
            bool foundTrace = false;
            bool foundCounters = false;
 
            HandlerBase.CheckForUnrecognizedAttributes(section);
 
            // Since the tracing and switch code lives in System.Dll and config is in System.Configuration.dll 
            // the settings just go into a hashtable to communicate to the values to the diagnostics code in System.dll
            Hashtable parentConfig = (Hashtable)parent; 
            Hashtable config;
            if (parentConfig == null)
                config = new Hashtable();
            else 
                config = (Hashtable)parentConfig.Clone();
 
            foreach (XmlNode child in section.ChildNodes) { 
                if (HandlerBase.IsIgnorableAlsoCheckForNonElement(child))
                    continue; 

                switch (child.Name) {
                    case "switches":
                        if (foundSwitches) 
                            throw new ConfigurationErrorsException(SR.GetString(SR.ConfigSectionsUnique, "switches"));
                        foundSwitches = true; 
 
                        HandleSwitches(config, child, configContext);
                        break; 
                    case "assert":
                        if (foundAssert)
                            throw new ConfigurationErrorsException(SR.GetString(SR.ConfigSectionsUnique, "assert"));
                        foundAssert = true; 

                        HandleAssert(config, child, configContext); 
                        break; 
                    case "trace":
                        if (foundTrace) 
                            throw new ConfigurationErrorsException(SR.GetString(SR.ConfigSectionsUnique, "trace"));
                        foundTrace = true;

                        HandleTrace(config, child, configContext); 
                        break;
                    case "performanceCounters": 
                        if (foundCounters) 
                            throw new ConfigurationErrorsException(SR.GetString(SR.ConfigSectionsUnique, "performanceCounters"));
                        foundCounters = true; 

                        HandleCounters((Hashtable)parent, config, child, configContext);
                        break;
                    default: 
                        HandlerBase.ThrowUnrecognizedElement(child);
                        break; 
                } // switch(child.Name) 

                HandlerBase.CheckForUnrecognizedAttributes(child); 
            }
            return config;
        }
 
        private static void HandleSwitches(Hashtable config, XmlNode switchesNode, object context) {
            Hashtable switches = (Hashtable) new SwitchesDictionarySectionHandler().Create(config["switches"], context, switchesNode); 
            IDictionaryEnumerator en = switches.GetEnumerator(); 
            while (en.MoveNext()) {
                try { 
                    Int32.Parse((string) en.Value, CultureInfo.InvariantCulture);
                }
                catch {
                    throw new ConfigurationErrorsException(SR.GetString(SR.Value_must_be_numeric, en.Key)); 
                }
            } 
 
            config["switches"] = switches;
        } 

        private static void HandleAssert(Hashtable config, XmlNode assertNode, object context) {
            bool assertuienabled = false;
            if (HandlerBase.GetAndRemoveBooleanAttribute(assertNode, "assertuienabled", ref assertuienabled) != null) 
                config["assertuienabled"] = assertuienabled;
 
            string logfilename = null; 
            if (HandlerBase.GetAndRemoveStringAttribute(assertNode, "logfilename", ref logfilename) != null)
                config["logfilename"] = logfilename; 

            HandlerBase.CheckForChildNodes(assertNode);
        }
 
        private static void HandleCounters(Hashtable parent, Hashtable config, XmlNode countersNode, object context) {
            int filemappingsize = 0; 
            if (HandlerBase.GetAndRemoveIntegerAttribute(countersNode, "filemappingsize", ref filemappingsize) != null) { 
                //Should only be handled at machine config level
                if (parent == null) 
                    config["filemappingsize"] = filemappingsize;
            }

            HandlerBase.CheckForChildNodes(countersNode); 
        }
 
        private static void HandleTrace(Hashtable config, XmlNode traceNode, object context) { 
            bool foundListeners = false;
            bool autoflush = false; 
            if (HandlerBase.GetAndRemoveBooleanAttribute(traceNode, "autoflush", ref autoflush) != null)
                config["autoflush"] = autoflush;

            int indentsize = 0; 
            if (HandlerBase.GetAndRemoveIntegerAttribute(traceNode, "indentsize", ref indentsize) != null)
                config["indentsize"] = indentsize; 
 
            foreach (XmlNode traceChild in traceNode.ChildNodes) {
                if (HandlerBase.IsIgnorableAlsoCheckForNonElement(traceChild)) 
                    continue;

                if (traceChild.Name == "listeners") {
                    if (foundListeners) 
                        throw new ConfigurationErrorsException(SR.GetString(SR.ConfigSectionsUnique, "listeners"));
                    foundListeners = true; 
 
                    HandleListeners(config, traceChild, context);
                } 
                else {
                    HandlerBase.ThrowUnrecognizedElement(traceChild);
                }
            } 
        }
 
        private static void HandleListeners(Hashtable config, XmlNode listenersNode, object context) { 
            HandlerBase.CheckForUnrecognizedAttributes(listenersNode);
            foreach (XmlNode listenersChild in listenersNode.ChildNodes) { 
                if (HandlerBase.IsIgnorableAlsoCheckForNonElement(listenersChild))
                    continue;

                string name = null, className = null, initializeData = null; 
                string op = listenersChild.Name;
 
                switch (op) { 
                    case "add":
                    case "remove": 
                    case "clear":
                        break;
                    default:
                        HandlerBase.ThrowUnrecognizedElement(listenersChild); 
                        break;
                } 
 
                HandlerBase.GetAndRemoveStringAttribute(listenersChild, "name", ref name);
                HandlerBase.GetAndRemoveStringAttribute(listenersChild, "type", ref className); 
                HandlerBase.GetAndRemoveStringAttribute(listenersChild, "initializeData", ref initializeData);
                HandlerBase.CheckForUnrecognizedAttributes(listenersChild);
                HandlerBase.CheckForChildNodes(listenersChild);
 
                TraceListener newListener = null;
                if (className != null) { 
                    Type t = Type.GetType(className); 

                    if (t == null) 
                        throw new ConfigurationErrorsException(SR.GetString(SR.Could_not_find_type, className));

                    if (!typeof(TraceListener).IsAssignableFrom(t))
                        throw new ConfigurationErrorsException(SR.GetString(SR.Type_isnt_tracelistener, className)); 

                    // create a listener with parameterless constructor 
                    if (initializeData == null) { 
                        ConstructorInfo ctorInfo = t.GetConstructor(new Type[] {});
                        if (ctorInfo == null) 
                            throw new ConfigurationErrorsException(SR.GetString(SR.Could_not_get_constructor, className));
                        newListener = (TraceListener)(ctorInfo.Invoke(new object[] {}));
                    }
                    // create a listener with a one-string constructor 
                    else {
                        ConstructorInfo ctorInfo = t.GetConstructor(new Type[] { typeof(string) }); 
                        if (ctorInfo == null) 
                            throw new ConfigurationErrorsException(SR.GetString(SR.Could_not_get_constructor, className));
                        newListener = (TraceListener)(ctorInfo.Invoke(new object[] { initializeData })); 
                    }
                    if (name != null) {
                        newListener.Name = name;
                    } 
                }
 
                // we already verified above that we only have "add", "remove", or "clear", so we can 
                // switch on the first char here for perf.
                switch (op[0]) { 
                    case 'a':
                        if (newListener == null)
                            throw new ConfigurationErrorsException(SR.GetString(SR.Could_not_create_listener, name));
 
                        Trace.Listeners.Add(newListener);
 
                        break; 
                    case 'r':
                        if (newListener == null) { 
                            // no type specified, we'll have to delete by name

                            // if no name is specified we can't do anything
                            if (name == null) 
                                throw new ConfigurationErrorsException(SR.GetString(SR.Cannot_remove_with_null));
 
                            Trace.Listeners.Remove(name); 
                        }
                        else { 
                            // remove by listener
                            Trace.Listeners.Remove(newListener);
                        }
                        break; 
                    case 'c':
                        Trace.Listeners.Clear(); 
                        break; 
                    default:
                        HandlerBase.ThrowUnrecognizedElement(listenersChild); 
                        break;
                }
            }
        } 
    }
 
    internal class SwitchesDictionarySectionHandler : DictionarySectionHandler { 
        protected override string KeyAttributeName {
            get { return "name";} 
        }

        internal override bool ValueRequired {
            get { return true; } 
        }
 
    } 
}
 
#endif


// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
                        

                        

                        
                        

Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK

• InstanceLockedException.cs
• _FixedSizeReader.cs
• TypeSemantics.cs
• DelegateSerializationHolder.cs
• MetadataUtil.cs
• RotateTransform3D.cs
• OleDbRowUpdatingEvent.cs
• DataSourceSelectArguments.cs
• LocalizationComments.cs
• XsltException.cs
• PolicyLevel.cs
• ListViewInsertEventArgs.cs
• PathFigure.cs
• EntryWrittenEventArgs.cs
• CfgArc.cs
• DependencyProperty.cs
• PointHitTestResult.cs
• RawStylusInput.cs
• AnnotationDocumentPaginator.cs
• SQLDecimal.cs
• ContextBase.cs
• _TransmitFileOverlappedAsyncResult.cs
• MapPathBasedVirtualPathProvider.cs
• Expander.cs
• CodeExpressionStatement.cs
• FrameworkTemplate.cs
• SiteMapNodeItemEventArgs.cs
• WebServiceEndpoint.cs
• EventWaitHandleSecurity.cs
• WebPartManager.cs
• ExpandoClass.cs
• CachedTypeface.cs
• TransformCryptoHandle.cs
• OleDbConnectionInternal.cs
• Rfc2898DeriveBytes.cs
• RoleExceptions.cs
• TaskFormBase.cs
• WeakReference.cs
• LocalizableResourceBuilder.cs
• DESCryptoServiceProvider.cs
• InvalidCastException.cs
• XmlSchemaSimpleTypeRestriction.cs
• AutomationPropertyInfo.cs
• mediaeventargs.cs
• DataSourceComponent.cs
• DesignBinding.cs
• GridViewUpdatedEventArgs.cs
• OrderedEnumerableRowCollection.cs
• Choices.cs
• ToolStripSplitStackLayout.cs
• QueryParameter.cs
• TimerEventSubscription.cs
• DnsPermission.cs
• OdbcErrorCollection.cs
• Table.cs
• SqlCacheDependencySection.cs
• SafeTokenHandle.cs
• GridViewUpdateEventArgs.cs
• MouseOverProperty.cs
• BaseResourcesBuildProvider.cs
• SplashScreen.cs
• CodeBinaryOperatorExpression.cs
• XmlSchemaParticle.cs
• OptimalBreakSession.cs
• TextTreeTextNode.cs
• UpdateProgress.cs
• infer.cs
• DataKey.cs
• DataGridViewRow.cs
• EmptyImpersonationContext.cs
• DebugControllerThread.cs
• ColorEditor.cs
• UidManager.cs
• MarkupProperty.cs
• DoubleCollectionConverter.cs
• ListBase.cs
• DataColumnCollection.cs
• PropertyCondition.cs
• NewExpression.cs
• FilteredDataSetHelper.cs
• AuthenticateEventArgs.cs
• CacheRequest.cs
• DateTimeConverter.cs
• DateTimeOffsetStorage.cs
• TreeNodeCollection.cs
• Divide.cs
• CapacityStreamGeometryContext.cs
• BatchParser.cs
• ObjRef.cs
• IdentifierService.cs
• WebPartConnectionsCancelVerb.cs
• SourceSwitch.cs
• AnnotationService.cs
• Pool.cs
• RectangleHotSpot.cs
• AxisAngleRotation3D.cs
• BufferCache.cs
• ResourceProperty.cs
• XmlSchemaAttribute.cs
• MessageSecurityProtocolFactory.cs