HealthMonitoringSection Class

Definition

Namespace:

System.Web.Configuration

Assembly:

System.Web.dll

Configures ASP.NET profiles that determine how health-monitoring events are sent to event providers. This class cannot be inherited.

public ref class HealthMonitoringSection sealed : System::Configuration::ConfigurationSection

public sealed class HealthMonitoringSection : System.Configuration.ConfigurationSection

type HealthMonitoringSection = class
    inherit ConfigurationSection

Public NotInheritable Class HealthMonitoringSection
Inherits ConfigurationSection

Inheritance

Object

ConfigurationElement

ConfigurationSection

HealthMonitoringSection

Examples

The following configuration file excerpt shows how to specify the HealthMonitoringSection class.

<healthMonitoring  
  enabled="true"  
  heartBeatInterval="0">  
  <bufferModes>  
    <add name="Critical Notification"  
      maxBufferSize="100"  
      maxFlushSize="20"  
      urgentFlushThreshold="1"  
      regularFlushInterval="Infinite"  
      urgentFlushInterval="00:01:00"  
      maxBufferThreads="1"  
    />  
    <add name="Notification"  
      maxBufferSize="300"  
      maxFlushSize="20"  
      urgentFlushThreshold="1"  
      regularFlushInterval="Infinite"  
      urgentFlushInterval="00:01:00"  
      maxBufferThreads="1"  
    />  
    <add name="Analysis"  
      maxBufferSize="1000"  
      maxFlushSize="100"  
      urgentFlushThreshold="100"  
      regularFlushInterval="00:05:00"  
      urgentFlushInterval="00:01:00"  
      maxBufferThreads="1"  
    />  
    <add name="Logging"  
      maxBufferSize="1000"  
      maxFlushSize="200"  
      urgentFlushThreshold="800"  
      regularFlushInterval="00:30:00"  
      urgentFlushInterval="00:05:00"  
      maxBufferThreads="1"  
    />  
  </bufferModes>  
  <providers>  
    <add name="CriticalMailEventProvider"  
      type="System.Web.Management.SimpleMailWebEventProvider, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"  
      from="sender address"  
      to="bob@contoso.com"  
      cc="stella@contoso.com"  
      bcc="joe@contoso.com"  
      priority="High"  
      bodyHeader="Warning!"  
      bodyFooter="Please investigate ASAP."  
      subjectPrefix="Action required."  
      buffer="true"  
      bufferMode="Critical Notification"  
      maxEventLength="4096"  
      maxSize="4096"  
      maxMessagesPerNotification="1"  
    />  
    <add name="EventLogProvider"  
      type="System.Web.Management.EventLogWebEventProvider, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"  
      buffer="true"  
      bufferMode="Logging"  
    />  
    <add name="SqlWebEventProvider"  
      type="System.Web.Management.SqlWebEventProvider, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"  
      connectionStringName="LocalSqlServer"  
      maxEventDetailsLength="1073741823"  
      buffer="true"  
      bufferMode="Analysis"  
    />  
    <add name="WmiWebEventProvider"  
      type="System.Web.Management.WmiWebEventProvider, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"  
      buffer="true"  
      bufferMode="Notification"  
    />  
  </providers>  
  <eventMappings>  
    <add name="All Events"  
      type="System.Web.Management.WebBaseEvent, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"   
    />  
    <add name="HeartBeats"  
      type="System.Web.Management.WebHeartbeatEvent, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"   
    />  
    <add name="Application Lifetime Events"  
      type="System.Web.Management.WebApplicationLifetimeEvent, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"   
    />  
    <add name="Request Processing Events"  
      type="System.Web.Management.WebRequestEvent, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"   
    />  
    <add name="All Errors"  
      type="System.Web.Management.WebBaseErrorEvent, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"   
    />  
    <add name="Infrastructure Errors"  
      type="System.Web.Management.WebErrorEvent, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"   
    />  
    <add name="Request Processing Errors"  
      type="System.Web.Management.WebRequestErrorEvent, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"   
    />  
    <add name="All Audits"  
      type="System.Web.Management.WebAuditEvent, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"   
    />  
    <add name="Failure Audits"  
      type="System.Web.Management.WebFailureAuditEvent, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"   
    />  
    <add name="Success Audits"  
      type="System.Web.Management.WebSuccessAuditEvent, System.Web, Version=%ASSEMBLY_VERSION%, Culture=neutral, PublicKeyToken=%MICROSOFT_PUBLICKEY%"   
    />  
  </eventMappings>  
  <profiles>  
    <add name="Default"  
      minInstances="1"  
      maxLimit="Infinite"  
      minInterval="00:10:00"  
    />  
    <add name="Critical"  
      minInstances="1"  
      maxLimit="1024"  
      minInterval="00:00:00"  
    />  
  </profiles>  
  <rules>  
    <add name="All Errors Default"  
      eventName="All Errors"  
      provider="EventLogProvider"  
      profile="Default"  
      minInterval="00:01:00"   
    />  
    <add name="All Audits Default"  
      eventName="All Audits"  
      provider="SqlWebEventProvider"  
      profile="Default"  
      minInterval="00:00:30"   
    />  
    <add name="Failure Audits Default"  
      eventName="Failure Audits"  
      provider="WmiWebEventProvider"  
      profile="Critical"  
      minInterval="00:00:30"   
     />  
     <add name="Request Processing Errors"  
       eventName="Request Processing Errors"  
       provider="CriticalMailEventProvider"  
       profile="Default"  
     />  
     <add name="Infrastructure Notifications"  
      eventName="Infrastructure Errors"  
      provider="CriticalMailEventProvider"  
      profile="Critical"  
    />  
  </rules>  
</healthMonitoring>   

The following code example shows how to use the HealthMonitoringSection class.

using System;
using System.Collections;
using System.Collections.Specialized;
using System.IO;
using System.Text;
using System.Text.RegularExpressions;
using System.Configuration;
using System.Web.Configuration;

namespace Samples.Aspnet.SystemWebConfiguration
{
    // Accesses the
    // System.Web.Configuration.HealthMonitoringSection members
    // selected by the user.
    class UsingHealthMonitoringSection
    {
        public static void Main()
        {
            // Process the
            // System.Web.Configuration.HealthMonitoringSectionobject.
            try
            {
                // Get the Web application configuration.
                System.Configuration.Configuration configuration = System.Web.Configuration.WebConfigurationManager.OpenWebConfiguration("/aspnet");
                
                // Get the section.
                System.Web.Configuration.HealthMonitoringSection healthMonitoringSection = (System.Web.Configuration.HealthMonitoringSection) configuration.GetSection("system.web/healthmonitoring");

// Get the current Enabled property value.
Boolean enabledValue = healthMonitoringSection.Enabled;

// Set the Enabled property to false.
healthMonitoringSection.Enabled = false;

                

// Get the current HeartBeatInterval property value.
TimeSpan heartBeatIntervalValue = healthMonitoringSection.HeartbeatInterval;

// Set the HeartBeatInterval property to
// TimeSpan.Parse("00:10:00").
healthMonitoringSection.HeartbeatInterval = TimeSpan.Parse("00:10:00");

                

// Add a BufferModeSettings object to the BufferModes collection property.
BufferModeSettings bufferModeSetting = new BufferModeSettings("Error Log", 
    1024, 256, 512, new TimeSpan(0, 30, 0), new TimeSpan(0, 5, 0), 2);
bufferModeSetting.Name = "Operations Notification";
bufferModeSetting.MaxBufferSize = 128;
bufferModeSetting.MaxBufferThreads = 1;
bufferModeSetting.MaxFlushSize = 24;
bufferModeSetting.RegularFlushInterval = TimeSpan.MaxValue;
bufferModeSetting.UrgentFlushInterval = TimeSpan.Parse("00:01:00");
bufferModeSetting.UrgentFlushThreshold = 1;
healthMonitoringSection.BufferModes.Add(bufferModeSetting);

// Add a BufferModeSettings object to the BufferModes collection property.
healthMonitoringSection.BufferModes.Add(new BufferModeSettings("Error Log", 
    1024, 256, 512, new TimeSpan(0, 30, 0), new TimeSpan(0, 5, 0), 2));

// Display contents of the BufferModes collection property
Console.WriteLine("BufferModes Collection contains {0} values:", 
    healthMonitoringSection.BufferModes.Count);

// Display all elements.
for (System.Int32 i = 0; i < healthMonitoringSection.BufferModes.Count; i++)
{
bufferModeSetting = healthMonitoringSection.BufferModes[i];
string name = bufferModeSetting.Name;
int maxBufferSize = bufferModeSetting.MaxBufferSize;
int maxBufferThreads = bufferModeSetting.MaxBufferThreads;
int maxFlushSize = bufferModeSetting.MaxFlushSize;
TimeSpan regularFlushInterval = bufferModeSetting.RegularFlushInterval;
TimeSpan urgentFlushInterval = bufferModeSetting.UrgentFlushInterval;
int urgentFlushThreshold = bufferModeSetting.UrgentFlushThreshold;
    string item = "Name='" + name + "', MaxBufferSize =  '" + maxBufferSize + 
        "', MaxBufferThreads =  '" + maxBufferThreads +
        "', MaxFlushSize =  '" + maxFlushSize + 
        "', RegularFlushInterval =  '" + regularFlushInterval +
        "', UrgentFlushInterval =  '" + urgentFlushInterval + 
        "', UrgentFlushThreshold =  '" + urgentFlushThreshold + "'";
    Console.WriteLine("  Item {0}: {1}", i, item);
}

// Get a named BufferMode
bufferModeSetting = healthMonitoringSection.BufferModes["Error Log"];

// Remove a BufferModeSettings object from the BufferModes collection property.
healthMonitoringSection.BufferModes.Remove("Error Log");

// Clear all BufferModeSettings object from the BufferModes collection property.
healthMonitoringSection.BufferModes.Clear();

                

// Add a EventMappingsSettings object to the EventMappings collection property.
EventMappingSettings eventMappingSetting = new EventMappingSettings(
    "Failure Audits", "System.Web.Management.WebAuditEvent, System.Web");
eventMappingSetting.Name = "All Errors";
eventMappingSetting.Type = 
    "System.Web.Management.WebErrorEvent, System.Web";
eventMappingSetting.StartEventCode = 0;
eventMappingSetting.EndEventCode = 4096;
healthMonitoringSection.EventMappings.Add(eventMappingSetting);

// Add an EventMappingsSettings object to the EventMappings collection property.
healthMonitoringSection.EventMappings.Add(new EventMappingSettings(
    "Failure Audits", "System.Web.Management.WebAuditEvent, System.Web"));

// Add an EventMappingsSettings object to the EventMappings collection property.
healthMonitoringSection.EventMappings.Add(new EventMappingSettings(
    "Success Audits", "System.Web.Management.WebAuditEvent, System.Web",
    512, Int32.MaxValue));

// Insert an EventMappingsSettings object into the EventMappings collection property.
healthMonitoringSection.EventMappings.Insert(1, 
    new EventMappingSettings("HeartBeats", "", 1, 2));

// Display contents of the EventMappings collection property
Console.WriteLine(
    "EventMappings Collection contains {0} values:", healthMonitoringSection.EventMappings.Count);

// Display all elements.
for (System.Int32 i = 0; i < healthMonitoringSection.EventMappings.Count; i++)
{
eventMappingSetting = healthMonitoringSection.EventMappings[i];
string name = eventMappingSetting.Name;
string type = eventMappingSetting.Type;
int startCd = eventMappingSetting.StartEventCode;
int endCd = eventMappingSetting.EndEventCode;
    string item = "Name='" + name + "', Type='" + type +
        "', StartEventCode =  '" + startCd.ToString() +
        "', EndEventCode =  '" + endCd.ToString() + "'";
    Console.WriteLine("  Item {0}: {1}", i, item);
}

// See if the EventMappings collection property contains the event 'HeartBeats'.
Console.WriteLine("EventMappings contains 'HeartBeats': {0}.",
    healthMonitoringSection.EventMappings.Contains("HeartBeats"));

// Get the index of the 'HeartBeats' event in the EventMappings collection property.
Console.WriteLine("EventMappings index for 'HeartBeats': {0}.",
    healthMonitoringSection.EventMappings.IndexOf("HeartBeats"));

// Get a named EventMappings
eventMappingSetting = healthMonitoringSection.EventMappings["HeartBeats"];

// Remove an EventMappingsSettings object from the EventMappings collection property.
healthMonitoringSection.EventMappings.Remove("HeartBeats");

// Remove an EventMappingsSettings object from the EventMappings collection property.
healthMonitoringSection.EventMappings.RemoveAt(0);

// Clear all EventMappingsSettings object from the EventMappings collection property.
healthMonitoringSection.EventMappings.Clear();

                

// Add a ProfileSettings object to the Profiles collection property.
ProfileSettings profileSetting = new ProfileSettings("Default");
profileSetting.Name = "Custom";
profileSetting.MaxLimit = Int32.MaxValue;
profileSetting.MinInstances = 1;
profileSetting.MinInterval = TimeSpan.Parse("00:01:00");
profileSetting.Custom = "MyEvaluators.MyCustomeEvaluator, MyCustom.dll";
healthMonitoringSection.Profiles.Add(profileSetting);

// Add a ProfileSettings object to the Profiles collection property.
healthMonitoringSection.Profiles.Add(new ProfileSettings("Default"));

// Add a ProfileSettings object to the Profiles collection property.
healthMonitoringSection.Profiles.Add(new ProfileSettings("Critical", 
    1, 1024, new TimeSpan(0, 0, 00)));

// Add a ProfileSettings object to the Profiles collection property.
healthMonitoringSection.Profiles.Add(new ProfileSettings("Targeted", 
    1, Int32.MaxValue, new TimeSpan(0, 0, 10), 
    "MyEvaluators.MyTargetedEvaluator, MyCustom.dll"));

// Insert an ProfileSettings object into the Profiles collection property.
healthMonitoringSection.Profiles.Insert(1, new ProfileSettings("Default2"));

// Display contents of the Profiles collection property
Console.WriteLine(
    "Profiles Collection contains {0} values:", 
    healthMonitoringSection.Profiles.Count);

// Display all elements.
for (System.Int32 i = 0; i < healthMonitoringSection.Profiles.Count; i++)
{
profileSetting = healthMonitoringSection.Profiles[i];
string name = profileSetting.Name;
int minInstances = profileSetting.MinInstances;
int maxLimit = profileSetting.MaxLimit;
TimeSpan minInterval = profileSetting.MinInterval;
string custom = profileSetting.Custom;
    string item = "Name='" + name + 
        "', MinInstances =  '" + minInstances + "', MaxLimit =  '" + maxLimit +
        "', MinInterval =  '" + minInterval + "', Custom =  '" + custom + "'";
    Console.WriteLine("  Item {0}: {1}", i, item);
}

// See if the ProfileSettings collection property contains the event 'Default'.
Console.WriteLine("Profiles contains 'Default': {0}.",
    healthMonitoringSection.Profiles.Contains("Default"));

// Get the index of the 'Default' ProfileSettings in the Profiles collection property.
Console.WriteLine("Profiles index for 'Default': {0}.",
    healthMonitoringSection.Profiles.IndexOf("Default"));

// Get a named ProfileSettings
profileSetting = healthMonitoringSection.Profiles["Default"];

// Remove a ProfileSettings object from the Profiles collection property.
healthMonitoringSection.Profiles.Remove("Default");

// Remove a ProfileSettings object from the Profiles collection property.
healthMonitoringSection.Profiles.RemoveAt(0);

// Clear all ProfileSettings object from the Profiles collection property.
healthMonitoringSection.Profiles.Clear();

                

// Display contents of the Providers collection property
Console.WriteLine("Providers Collection contains {0} values:", 
    healthMonitoringSection.Providers.Count);

// Display all elements.
for (System.Int32 i = 0; i < healthMonitoringSection.Providers.Count; i++)
{
    System.Configuration.ProviderSettings provider = 
        healthMonitoringSection.Providers[i];
    Console.WriteLine("  Item {0}: Name = '{1}' Type = '{2}'", i, 
        provider.Name, provider.Type);
}

                

// Add a RuleSettings object to the Rules collection property.
RuleSettings ruleSetting = new RuleSettings("All Errors Default",
    "All Errors", "EventLogProvider");
ruleSetting.Name = "All Errors Custom";
ruleSetting.EventName = "All Errors";
ruleSetting.Provider = "EventLogProvider";
ruleSetting.Profile = "Custom";
ruleSetting.MaxLimit = Int32.MaxValue;
ruleSetting.MinInstances = 1;
ruleSetting.MinInterval = TimeSpan.Parse("00:00:30");
ruleSetting.Custom = "MyEvaluators.MyCustomeEvaluator2, MyCustom.dll";
healthMonitoringSection.Rules.Add(ruleSetting);

// Add a RuleSettings object to the Rules collection property.
healthMonitoringSection.Rules.Add(new RuleSettings("All Errors Default", 
    "All Errors", "EventLogProvider"));

// Add a RuleSettings object to the Rules collection property.
healthMonitoringSection.Rules.Add(new RuleSettings("Failure Audits Default",
    "Failure Audits", "EventLogProvider", "Default", 1, Int32.MaxValue,
    new TimeSpan(0, 1, 0)));

// Add a RuleSettings object to the Rules collection property.
healthMonitoringSection.Rules.Add(new RuleSettings("Failure Audits Custom",
    "Failure Audits", "EventLogProvider", "Custom", 1, Int32.MaxValue,
    new TimeSpan(0, 1, 0), "MyEvaluators.MyCustomeEvaluator2, MyCustom.dll"));

// Insert an RuleSettings object into the Rules collection property.
healthMonitoringSection.Rules.Insert(1,
    new RuleSettings("All Errors Default2",
        "All Errors", "EventLogProvider"));

// Display contents of the Rules collection property
Console.WriteLine(
    "Rules Collection contains {0} values:", healthMonitoringSection.Rules.Count);

// Display all elements.
for (System.Int32 i = 0; i < healthMonitoringSection.Rules.Count; i++)
{
ruleSetting = healthMonitoringSection.Rules[i];
string name = ruleSetting.Name;
string eventName = ruleSetting.EventName;
string provider = ruleSetting.Provider;
string profile = ruleSetting.Profile;
int minInstances = ruleSetting.MinInstances;
int maxLimit = ruleSetting.MaxLimit;
TimeSpan minInterval = ruleSetting.MinInterval;
string custom = ruleSetting.Custom;
    string item = "Name='" + name + "', EventName='" + eventName +
        "', Provider =  '" + provider + "', Profile =  '" + profile +
        "', MinInstances =  '" + minInstances + "', MaxLimit =  '" + maxLimit +
        "', MinInterval =  '" + minInterval + "', Custom =  '" + custom + "'";
    Console.WriteLine("  Item {0}: {1}", i, item);
}

// See if the Rules collection property contains the RuleSettings 'All Errors Default'.
Console.WriteLine("EventMappings contains 'All Errors Default': {0}.",
    healthMonitoringSection.Rules.Contains("All Errors Default"));

// Get the index of the 'All Errors Default' RuleSettings in the Rules collection property.
Console.WriteLine("EventMappings index for 'All Errors Default': {0}.",
    healthMonitoringSection.Rules.IndexOf("All Errors Default"));

// Get a named RuleSettings
ruleSetting = healthMonitoringSection.Rules["All Errors Default"];

// Remove a RuleSettings object from the Rules collection property.
healthMonitoringSection.Rules.Remove("All Errors Default");

// Remove a RuleSettings object from the Rules collection property.
healthMonitoringSection.Rules.RemoveAt(0);

// Clear all RuleSettings object from the Rules collection property.
healthMonitoringSection.Rules.Clear();

                
                // Update if not locked.
                if (!healthMonitoringSection.SectionInformation.IsLocked)
                {
                    configuration.Save();
                    Console.WriteLine("** Configuration updated.");
                }
                else
                {
                    Console.WriteLine("** Could not update, section is locked.");
                }
            }
            catch (System.ArgumentException e)
            {
                // Unknown error.
                Console.WriteLine(
                    "A invalid argument exception detected in UsingHealthMonitoringSection Main.");
                Console.WriteLine("Check your command line for errors.");
            }
        }
    } // UsingHealthMonitoringSection class end.
} // Samples.Aspnet.SystemWebConfiguration namespace end.

Imports System.Collections
Imports System.Collections.Specialized
Imports System.IO
Imports System.Text
Imports System.Text.RegularExpressions
Imports System.Configuration
Imports System.Web.Configuration

Namespace Samples.Aspnet.SystemWebConfiguration
    ' Accesses the
    ' System.Web.Configuration.HealthMonitoringSection members
    ' selected by the user.
    Class UsingHealthMonitoringSection
        Public Shared Sub Main()
            ' Process the
            ' System.Web.Configuration.HealthMonitoringSectionobject.
            Try
                ' Get the Web application configuration.
                Dim configuration As System.Configuration.Configuration = System.Web.Configuration.WebConfigurationManager.OpenWebConfiguration("/aspnet")
                
                ' Get the section.
                Dim healthMonitoringSection As System.Web.Configuration.HealthMonitoringSection = CType(configuration.GetSection("system.web/healthmonitoring"), System.Web.Configuration.HealthMonitoringSection)

' Get the current Enabled property value.
Dim enabledValue As Boolean = healthMonitoringSection.Enabled

' Set the Enabled property to False.
healthMonitoringSection.Enabled = False

                

' Get the current HeartBeatInterval property value.
Dim heartBeatIntervalValue As TimeSpan = healthMonitoringSection.HeartbeatInterval

' Set the HeartBeatInterval property to
' TimeSpan.Parse("00:10:00").
healthMonitoringSection.HeartbeatInterval = TimeSpan.Parse("00:10:00")

                

' Add a BufferModeSettings object to the BufferModes collection property.
Dim bufferModeSetting As BufferModeSettings = new BufferModeSettings("Error Log", _
    1024, 256, 512, new TimeSpan(0, 30, 0), new TimeSpan(0, 5, 0), 2)
bufferModeSetting.Name = "Operations Notification"
bufferModeSetting.MaxBufferSize = 128
bufferModeSetting.MaxBufferThreads = 1
bufferModeSetting.MaxFlushSize = 24
bufferModeSetting.RegularFlushInterval = TimeSpan.MaxValue
bufferModeSetting.UrgentFlushInterval = TimeSpan.Parse("00:01:00")
bufferModeSetting.UrgentFlushThreshold = 1
healthMonitoringSection.BufferModes.Add(bufferModeSetting)

' Add a BufferModeSettings object to the BufferModes collection property.
healthMonitoringSection.BufferModes.Add(new BufferModeSettings("Error Log", _
    1024, 256, 512, new TimeSpan(0, 30, 0), new TimeSpan(0, 5, 0), 2))

' Display contents of the BufferModes collection property
Console.WriteLine("BufferModes Collection contains {0} values:",  _
    healthMonitoringSection.BufferModes.Count)

' Display all elements.
For i As System.Int32 = 0 To healthMonitoringSection.BufferModes.Count - 1
bufferModeSetting = healthMonitoringSection.BufferModes(i)
Dim name As String = bufferModeSetting.Name
Dim maxBufferSize As Integer = bufferModeSetting.MaxBufferSize
Dim maxBufferThreads As Integer = bufferModeSetting.MaxBufferThreads
Dim maxFlushSize As Integer = bufferModeSetting.MaxFlushSize
Dim regularFlushInterval As TimeSpan = bufferModeSetting.RegularFlushInterval
Dim urgentFlushInterval As TimeSpan = bufferModeSetting.UrgentFlushInterval
Dim urgentFlushThreshold As Integer = bufferModeSetting.UrgentFlushThreshold
    Dim item As String = "Name='" & name & "', MaxBufferSize =  '" & maxBufferSize & _
        "', MaxBufferThreads =  '" & maxBufferThreads & _
        "', MaxFlushSize =  '" & maxFlushSize & _
        "', RegularFlushInterval =  '" & regularFlushInterval.ToString() & _
        "', UrgentFlushInterval =  '" & urgentFlushInterval.ToString() & _
        "', UrgentFlushThreshold =  '" & urgentFlushThreshold & "'"
    Console.WriteLine("  Item {0}: {1}", i, item)
Next

' Get a named BufferMode
bufferModeSetting = healthMonitoringSection.BufferModes("Error Log")

' Remove a BufferModeSettings object from the BufferModes collection property.
healthMonitoringSection.BufferModes.Remove("Error Log")

' Clear all BufferModeSettings object from the BufferModes collection property.
healthMonitoringSection.BufferModes.Clear()

                

' Add a EventMappingsSettings object to the EventMappings collection property.
Dim eventMappingSetting As EventMappingSettings = New EventMappingSettings( _
    "Failure Audits", "System.Web.Management.WebAuditEvent, System.Web")
eventMappingSetting.Name = "All Errors"
eventMappingSetting.Type = _
    "System.Web.Management.WebErrorEvent, System.Web"
eventMappingSetting.StartEventCode = 0
eventMappingSetting.EndEventCode = 4096
healthMonitoringSection.EventMappings.Add(eventMappingSetting)

' Add an EventMappingsSettings object to the EventMappings collection property.
healthMonitoringSection.EventMappings.Add(new EventMappingSettings( _
    "Failure Audits", "System.Web.Management.WebAuditEvent, System.Web"))

' Add an EventMappingsSettings object to the EventMappings collection property.
healthMonitoringSection.EventMappings.Add(new EventMappingSettings( _
    "Success Audits", "System.Web.Management.WebAuditEvent, System.Web", _
    512, Int32.MaxValue))

' Insert an EventMappingsSettings object into the EventMappings collection property.
healthMonitoringSection.EventMappings.Insert(1, _
    new EventMappingSettings("HeartBeats", "", 1, 2))

' Display contents of the EventMappings collection property
Console.WriteLine( _
    "EventMappings Collection contains {0} values:", healthMonitoringSection.EventMappings.Count)

' Display all elements.
For i As System.Int32 = 0 To healthMonitoringSection.EventMappings.Count - 1
eventMappingSetting = healthMonitoringSection.EventMappings(i)
Dim name As String = eventMappingSetting.Name
Dim type As String = eventMappingSetting.Type
Dim startCd As Integer = eventMappingSetting.StartEventCode
Dim endCd As Integer = eventMappingSetting.EndEventCode
    Dim item As String = "Name='" & name & "', Type='" & type & _
        "', StartEventCode =  '" & startCd.ToString() & _
        "', EndEventCode =  '" & endCd.ToString() & "'"
    Console.WriteLine("  Item {0}: {1}", i, item)
Next

' See if the EventMappings collection property contains the event 'HeartBeats'.
Console.WriteLine("EventMappings contains 'HeartBeats': {0}.", _
    healthMonitoringSection.EventMappings.Contains("HeartBeats"))

' Get the index of the 'HeartBeats' event in the EventMappings collection property.
Console.WriteLine("EventMappings index for 'HeartBeats': {0}.", _
    healthMonitoringSection.EventMappings.IndexOf("HeartBeats"))

' Get a named EventMappings
eventMappingSetting = healthMonitoringSection.EventMappings("HeartBeats")

' Remove an EventMappingsSettings object from the EventMappings collection property.
healthMonitoringSection.EventMappings.Remove("HeartBeats")

' Remove an EventMappingsSettings object from the EventMappings collection property.
healthMonitoringSection.EventMappings.RemoveAt(0)

' Clear all EventMappingsSettings object from the EventMappings collection property.
healthMonitoringSection.EventMappings.Clear()

                

' Add a ProfileSettings object to the Profiles collection property.
            Dim profileSetting As ProfileSettings = New ProfileSettings("Default")
profileSetting.Name = "Custom"
profileSetting.MaxLimit = Int32.MaxValue
profileSetting.MinInstances = 1
profileSetting.MinInterval = TimeSpan.Parse("00:01:00")
profileSetting.Custom = "MyEvaluators.MyCustomeEvaluator, MyCustom.dll"
healthMonitoringSection.Profiles.Add(profileSetting)

' Add a ProfileSettings object to the Profiles collection property.
healthMonitoringSection.Profiles.Add(new ProfileSettings("Default"))

' Add a ProfileSettings object to the Profiles collection property.
healthMonitoringSection.Profiles.Add(new ProfileSettings("Critical",  _
    1, 1024, new TimeSpan(0, 0, 00)))

' Add a ProfileSettings object to the Profiles collection property.
healthMonitoringSection.Profiles.Add(new ProfileSettings("Targeted", _
    1, Int32.MaxValue, new TimeSpan(0, 0, 10), _
    "MyEvaluators.MyTargetedEvaluator, MyCustom.dll"))

' Insert an ProfileSettings object into the Profiles collection property.
healthMonitoringSection.Profiles.Insert(1, new ProfileSettings("Default2"))

' Display contents of the Profiles collection property
Console.WriteLine( _
    "Profiles Collection contains {0} values:",  _
    healthMonitoringSection.Profiles.Count)

' Display all elements.
For i As System.Int32 = 0 To healthMonitoringSection.Profiles.Count - 1
profileSetting = healthMonitoringSection.Profiles(i)
Dim name As String = profileSetting.Name
Dim minInstances As Integer = profileSetting.MinInstances
Dim maxLimit As Integer = profileSetting.MaxLimit
Dim minInterval As TimeSpan = profileSetting.MinInterval
Dim custom As String = profileSetting.Custom
    Dim item As String = "Name='" & name & _
        "', MinInstances =  '" & minInstances & "', MaxLimit =  '" & maxLimit & _
        "', MinInterval =  '" & minInterval.ToString() & "', Custom =  '" & custom & "'" 
    Console.WriteLine("  Item {0}: {1}", i, item)
Next

' See if the ProfileSettings collection property contains the event 'Default'.
Console.WriteLine("Profiles contains 'Default': {0}.", _
    healthMonitoringSection.Profiles.Contains("Default"))

' Get the index of the 'Default' ProfileSettings in the Profiles collection property.
Console.WriteLine("Profiles index for 'Default': {0}.", _
    healthMonitoringSection.Profiles.IndexOf("Default"))

' Get a named ProfileSettings
profileSetting = healthMonitoringSection.Profiles("Default")

' Remove a ProfileSettings object from the Profiles collection property.
healthMonitoringSection.Profiles.Remove("Default")

' Remove a ProfileSettings object from the Profiles collection property.
healthMonitoringSection.Profiles.RemoveAt(0)

' Clear all ProfileSettings object from the Profiles collection property.
healthMonitoringSection.Profiles.Clear()

                

' Display contents of the Providers collection property
Console.WriteLine("Providers Collection contains {0} values:", _
    healthMonitoringSection.Providers.Count)

' Display all elements.
For i As System.Int32 = 0 To healthMonitoringSection.Providers.Count - 1
    Dim providerStg As System.Configuration.ProviderSettings = _
        healthMonitoringSection.Providers(i)
    Console.WriteLine("  Item {0}: Name = '{1}' Type = '{2}'", i, _
        providerStg.Name, providerStg.Type)
Next

                

' Add a RuleSettings object to the Rules collection property.
Dim ruleSetting As RuleSettings = new RuleSettings("All Errors Default", _
    "All Errors", "EventLogProvider")
ruleSetting.Name = "All Errors Custom"
ruleSetting.EventName = "All Errors"
ruleSetting.Provider = "EventLogProvider"
ruleSetting.Profile = "Custom"
ruleSetting.MaxLimit = Int32.MaxValue
ruleSetting.MinInstances = 1
ruleSetting.MinInterval = TimeSpan.Parse("00:00:30")
ruleSetting.Custom = "MyEvaluators.MyCustomeEvaluator2, MyCustom.dll"
healthMonitoringSection.Rules.Add(ruleSetting)

' Add a RuleSettings object to the Rules collection property.
healthMonitoringSection.Rules.Add(new RuleSettings("All Errors Default", _
    "All Errors", "EventLogProvider"))

' Add a RuleSettings object to the Rules collection property.
healthMonitoringSection.Rules.Add(new RuleSettings("Failure Audits Default", _
    "Failure Audits", "EventLogProvider", "Default", 1, Int32.MaxValue, _
    new TimeSpan(0, 1, 0)))

' Add a RuleSettings object to the Rules collection property.
healthMonitoringSection.Rules.Add(new RuleSettings("Failure Audits Custom", _
    "Failure Audits", "EventLogProvider", "Custom", 1, Int32.MaxValue, _
    new TimeSpan(0, 1, 0), "MyEvaluators.MyCustomeEvaluator2, MyCustom.dll"))

' Insert an RuleSettings object into the Rules collection property.
healthMonitoringSection.Rules.Insert(1, _
    new RuleSettings("All Errors Default2", _
        "All Errors", "EventLogProvider"))

' Display contents of the Rules collection property
Console.WriteLine( _
    "Rules Collection contains {0} values:", healthMonitoringSection.Rules.Count)

' Display all elements.
For i As System.Int32 = 0 To healthMonitoringSection.Rules.Count -1
ruleSetting = healthMonitoringSection.Rules(i)
Dim name As String = ruleSetting.Name
Dim eventName As String = ruleSetting.EventName
Dim provider As String = ruleSetting.Provider
Dim profile As String = ruleSetting.Profile
Dim minInstances As Integer = ruleSetting.MinInstances
Dim maxLimit As Integer = ruleSetting.MaxLimit
Dim minInterval As TimeSpan = ruleSetting.MinInterval
Dim custom As String = ruleSetting.Custom
    Dim item As String = "Name='" & name & "', EventName='" & eventName & _
        "', Provider =  '" & provider & "', Profile =  '" & profile & _
        "', MinInstances =  '" & minInstances & "', MaxLimit =  '" & maxLimit & _
        "', MinInterval =  '" & minInterval.ToString() & "', Custom =  '" & custom & "'"
    Console.WriteLine("  Item {0}: {1}", i, item)
Next

' See if the Rules collection property contains the RuleSettings 'All Errors Default'.
Console.WriteLine("EventMappings contains 'All Errors Default': {0}.", _
    healthMonitoringSection.Rules.Contains("All Errors Default"))

' Get the index of the 'All Errors Default' RuleSettings in the Rules collection property.
Console.WriteLine("EventMappings index for 'All Errors Default': {0}.", _
    healthMonitoringSection.Rules.IndexOf("All Errors Default"))

' Get a named RuleSettings
ruleSetting = healthMonitoringSection.Rules("All Errors Default")

' Remove a RuleSettings object from the Rules collection property.
healthMonitoringSection.Rules.Remove("All Errors Default")

' Remove a RuleSettings object from the Rules collection property.
healthMonitoringSection.Rules.RemoveAt(0)

' Clear all RuleSettings object from the Rules collection property.
healthMonitoringSection.Rules.Clear()

                
                ' Update if not locked.
                If Not healthMonitoringSection.SectionInformation.IsLocked Then
                    configuration.Save()
                    Console.WriteLine("** Configuration updated.")
                Else
                    Console.WriteLine("** Could not update, section is locked.")
                End If
            Catch e As System.ArgumentException
                ' Unknown error.
                Console.WriteLine( _
                    "A invalid argument exception detected in UsingHealthMonitoringSection Main.")
                Console.WriteLine("Check your command line for errors.")
            End Try
        End Sub
    End Class
    
End Namespace ' Samples.Aspnet.SystemWebConfiguration

Remarks

This class corresponds to the <healthMonitoring> configuration file element.

Note

Medium trust or higher is required to raise an event.

Constructors

HealthMonitoringSection()

Initializes a new instance of the HealthMonitoringSection class using default settings.

Properties

BufferModes	Gets a collection of objects that specify the settings for the buffer modes.
CurrentConfiguration	Gets a reference to the top-level Configuration instance that represents the configuration hierarchy that the current ConfigurationElement instance belongs to. (Inherited from ConfigurationElement)
ElementInformation	Gets an ElementInformation object that contains the non-customizable information and functionality of the ConfigurationElement object. (Inherited from ConfigurationElement)
ElementProperty	Gets the ConfigurationElementProperty object that represents the ConfigurationElement object itself. (Inherited from ConfigurationElement)
Enabled	Gets or sets a value indicating whether health monitoring is enabled.
EvaluationContext	Gets the ContextInformation object for the ConfigurationElement object. (Inherited from ConfigurationElement)
EventMappings	Gets a EventMappingSettingsCollection collection of EventMappingSettings objects.
HasContext	Gets a value that indicates whether the CurrentConfiguration property is null. (Inherited from ConfigurationElement)
HeartbeatInterval	Gets or sets the interval used by the application domain when it raises the WebHeartbeatEvent event.
Item[ConfigurationProperty]	Gets or sets a property or attribute of this configuration element. (Inherited from ConfigurationElement)
Item[String]	Gets or sets a property, attribute, or child element of this configuration element. (Inherited from ConfigurationElement)
LockAllAttributesExcept	Gets the collection of locked attributes. (Inherited from ConfigurationElement)
LockAllElementsExcept	Gets the collection of locked elements. (Inherited from ConfigurationElement)
LockAttributes	Gets the collection of locked attributes. (Inherited from ConfigurationElement)
LockElements	Gets the collection of locked elements. (Inherited from ConfigurationElement)
LockItem	Gets or sets a value indicating whether the element is locked. (Inherited from ConfigurationElement)
Profiles	Gets a ProfileSettingsCollection collection of ProfileSettings objects.
Properties	Gets the collection of properties. (Inherited from ConfigurationElement)
Providers	Gets a ProviderSettingsCollection collection of ProviderSettings objects.
Rules	Gets a RuleSettingsCollection collection of RuleSettings objects.
SectionInformation	Gets a SectionInformation object that contains the non-customizable information and functionality of the ConfigurationSection object. (Inherited from ConfigurationSection)

Methods

DeserializeElement(XmlReader, Boolean)	Reads XML from the configuration file. (Inherited from ConfigurationElement)
DeserializeSection(XmlReader)	Reads XML from the configuration file. (Inherited from ConfigurationSection)
Equals(Object)	Compares the current ConfigurationElement instance to the specified object. (Inherited from ConfigurationElement)
GetHashCode()	Gets a unique value representing the current ConfigurationElement instance. (Inherited from ConfigurationElement)
GetRuntimeObject()	Returns a custom object when overridden in a derived class. (Inherited from ConfigurationSection)
GetTransformedAssemblyString(String)	Returns the transformed version of the specified assembly name. (Inherited from ConfigurationElement)
GetTransformedTypeString(String)	Returns the transformed version of the specified type name. (Inherited from ConfigurationElement)
GetType()	Gets the Type of the current instance. (Inherited from Object)
Init()	Sets the ConfigurationElement object to its initial state. (Inherited from ConfigurationElement)
InitializeDefault()	Used to initialize a default set of values for the ConfigurationElement object. (Inherited from ConfigurationElement)
IsModified()	Indicates whether this configuration element has been modified since it was last saved or loaded when implemented in a derived class. (Inherited from ConfigurationSection)
IsReadOnly()	Gets a value indicating whether the ConfigurationElement object is read-only. (Inherited from ConfigurationElement)
ListErrors(IList)	Adds the invalid-property errors in this ConfigurationElement object, and in all subelements, to the passed list. (Inherited from ConfigurationElement)
MemberwiseClone()	Creates a shallow copy of the current Object. (Inherited from Object)
OnDeserializeUnrecognizedAttribute(String, String)	Gets a value indicating whether an unknown attribute is encountered during deserialization. (Inherited from ConfigurationElement)
OnDeserializeUnrecognizedElement(String, XmlReader)	Gets a value indicating whether an unknown element is encountered during deserialization. (Inherited from ConfigurationElement)
OnRequiredPropertyNotFound(String)	Throws an exception when a required property is not found. (Inherited from ConfigurationElement)
PostDeserialize()	Called after deserialization. (Inherited from ConfigurationElement)
PreSerialize(XmlWriter)	Called before serialization. (Inherited from ConfigurationElement)
Reset(ConfigurationElement)	Resets the internal state of the ConfigurationElement object, including the locks and the properties collections. (Inherited from ConfigurationElement)
ResetModified()	Resets the value of the IsModified() method to false when implemented in a derived class. (Inherited from ConfigurationSection)
SerializeElement(XmlWriter, Boolean)	Writes the contents of this configuration element to the configuration file when implemented in a derived class. (Inherited from ConfigurationElement)
SerializeSection(ConfigurationElement, String, ConfigurationSaveMode)	Creates an XML string containing an unmerged view of the ConfigurationSection object as a single section to write to a file. (Inherited from ConfigurationSection)
SerializeToXmlElement(XmlWriter, String)	Writes the outer tags of this configuration element to the configuration file when implemented in a derived class. (Inherited from ConfigurationElement)
SetPropertyValue(ConfigurationProperty, Object, Boolean)	Sets a property to the specified value. (Inherited from ConfigurationElement)
SetReadOnly()	Sets the IsReadOnly() property for the ConfigurationElement object and all subelements. (Inherited from ConfigurationElement)
ShouldSerializeElementInTargetVersion(ConfigurationElement, String, FrameworkName)	Indicates whether the specified element should be serialized when the configuration object hierarchy is serialized for the specified target version of the .NET Framework. (Inherited from ConfigurationSection)
ShouldSerializePropertyInTargetVersion(ConfigurationProperty, String, FrameworkName, ConfigurationElement)	Indicates whether the specified property should be serialized when the configuration object hierarchy is serialized for the specified target version of the .NET Framework. (Inherited from ConfigurationSection)
ShouldSerializeSectionInTargetVersion(FrameworkName)	Indicates whether the current ConfigurationSection instance should be serialized when the configuration object hierarchy is serialized for the specified target version of the .NET Framework. (Inherited from ConfigurationSection)
ToString()	Returns a string that represents the current object. (Inherited from Object)
Unmerge(ConfigurationElement, ConfigurationElement, ConfigurationSaveMode)	Modifies the ConfigurationElement object to remove all values that should not be saved. (Inherited from ConfigurationElement)

See also

• ConfigurationSection
• ASP.NET Trust Levels and Policy Files