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//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------
namespace System.ServiceModel.Diagnostics
{
using System;
using System.Collections;
using System.Collections.Generic;
using System.Diagnostics;
using System.Runtime;
using System.ServiceModel;
using System.ServiceModel.Channels;
using System.ServiceModel.Description;
using System.ServiceModel.Dispatcher;
class ServiceModelPerformanceCounters
{
Dictionary<string, OperationPerformanceCountersBase> operationPerfCounters;
SortedList<string, string> actionToOperation;
EndpointPerformanceCountersBase endpointPerfCounters;
ServicePerformanceCountersBase servicePerfCounters;
DefaultPerformanceCounters defaultPerfCounters;
bool initialized;
string perfCounterId;
internal ServiceModelPerformanceCounters(
ServiceHostBase serviceHost,
ContractDescription contractDescription,
EndpointDispatcher endpointDispatcher)
{
this.perfCounterId = endpointDispatcher.PerfCounterId;
if (PerformanceCounters.Scope == PerformanceCounterScope.All)
{
this.operationPerfCounters = new Dictionary<string, OperationPerformanceCountersBase>(contractDescription.Operations.Count);
this.actionToOperation = new SortedList<string, string>(contractDescription.Operations.Count);
foreach (OperationDescription opDescription in contractDescription.Operations)
{
Fx.Assert(null != opDescription.Messages, "OperationDescription.Messages should not be null");
Fx.Assert(opDescription.Messages.Count > 0, "OperationDescription.Messages should not be empty");
Fx.Assert(null != opDescription.Messages[0], "OperationDescription.Messages[0] should not be null");
if (null != opDescription.Messages[0].Action && !this.actionToOperation.Keys.Contains(opDescription.Messages[0].Action))
{
this.actionToOperation.Add(opDescription.Messages[0].Action, opDescription.Name);
}
OperationPerformanceCountersBase c;
if (!this.operationPerfCounters.TryGetValue(opDescription.Name, out c))
{
OperationPerformanceCountersBase counters =
PerformanceCountersFactory.CreateOperationCounters(serviceHost.Description.Name, contractDescription.Name, opDescription.Name, endpointDispatcher.PerfCounterBaseId);
if (counters != null && counters.Initialized)
{
this.operationPerfCounters.Add(opDescription.Name, counters);
}
else
{
// cleanup the others and return.
this.initialized = false;
return;
}
}
}
// add endpoint scoped perf counters
EndpointPerformanceCountersBase endpointCounters = PerformanceCountersFactory.CreateEndpointCounters(serviceHost.Description.Name, contractDescription.Name, endpointDispatcher.PerfCounterBaseId);
if (endpointCounters != null && endpointCounters.Initialized)
{
this.endpointPerfCounters = endpointCounters;
}
}
if (PerformanceCounters.PerformanceCountersEnabled)
{
this.servicePerfCounters = serviceHost.Counters;
}
if (PerformanceCounters.MinimalPerformanceCountersEnabled)
{
this.defaultPerfCounters = serviceHost.DefaultCounters;
}
this.initialized = true;
}
internal OperationPerformanceCountersBase GetOperationPerformanceCountersFromMessage(Message message)
{
Fx.Assert(null != message, "message must not be null");
Fx.Assert(null != message.Headers, "message headers must not be null");
Fx.Assert(null != message.Headers.Action, "action must not be null");
string operation;
if (this.actionToOperation.TryGetValue(message.Headers.Action, out operation))
{
return this.GetOperationPerformanceCounters(operation);
}
else
{
return null;
}
}
internal OperationPerformanceCountersBase GetOperationPerformanceCounters(string operation)
{
Fx.Assert(PerformanceCounters.Scope == PerformanceCounterScope.All, "Only call GetOparationPerformanceCounters when performance counter scope is All");
OperationPerformanceCountersBase counters;
Dictionary<string, OperationPerformanceCountersBase> opPerfCounters = this.operationPerfCounters;
if (opPerfCounters != null && opPerfCounters.TryGetValue(operation, out counters))
{
return counters;
}
return null;
}
internal bool Initialized
{
get { return this.initialized; }
}
internal EndpointPerformanceCountersBase EndpointPerformanceCounters
{
get { return this.endpointPerfCounters; }
}
internal ServicePerformanceCountersBase ServicePerformanceCounters
{
get { return this.servicePerfCounters; }
}
internal DefaultPerformanceCounters DefaultPerformanceCounters
{
get { return this.defaultPerfCounters; }
}
internal string PerfCounterId
{
get { return this.perfCounterId; }
}
}
internal class ServiceModelPerformanceCountersEntry
{
ServicePerformanceCountersBase servicePerformanceCounters;
DefaultPerformanceCounters defaultPerformanceCounters;
List<ServiceModelPerformanceCounters> performanceCounters;
public ServiceModelPerformanceCountersEntry(ServicePerformanceCountersBase serviceCounters)
{
this.servicePerformanceCounters = serviceCounters;
this.performanceCounters = new List<ServiceModelPerformanceCounters>();
}
public ServiceModelPerformanceCountersEntry(DefaultPerformanceCounters defaultServiceCounters)
{
this.defaultPerformanceCounters = defaultServiceCounters;
this.performanceCounters = new List<ServiceModelPerformanceCounters>();
}
public void Add(ServiceModelPerformanceCounters counters)
{
this.performanceCounters.Add(counters);
}
public void Remove(string id)
{
for (int i = 0; i < this.performanceCounters.Count; ++i)
{
if (this.performanceCounters[i].PerfCounterId.Equals(id))
{
this.performanceCounters.RemoveAt(i);
break;
}
}
}
public void Clear()
{
this.performanceCounters.Clear();
}
public ServicePerformanceCountersBase ServicePerformanceCounters
{
get { return this.servicePerformanceCounters; }
set { this.servicePerformanceCounters = value; }
}
public DefaultPerformanceCounters DefaultPerformanceCounters
{
get { return this.defaultPerformanceCounters; }
set { this.defaultPerformanceCounters = value; }
}
public List<ServiceModelPerformanceCounters> CounterList
{
get { return this.performanceCounters; }
}
}
}
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