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//------------------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------------------------
namespace System.ServiceModel.Configuration
{
using System.Collections.Generic;
using System.Configuration;
using System.Diagnostics;
using System.Globalization;
using System.Runtime.Diagnostics;
using System.ServiceModel.Diagnostics;
public abstract class ServiceModelEnhancedConfigurationElementCollection<TConfigurationElement> : ServiceModelConfigurationElementCollection<TConfigurationElement>
where TConfigurationElement : ConfigurationElement, new()
{
internal ServiceModelEnhancedConfigurationElementCollection(string elementName)
: base(ConfigurationElementCollectionType.AddRemoveClearMap, elementName)
{
this.AddElementName = elementName;
}
protected override void BaseAdd(ConfigurationElement element)
{
if (null == element)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("element");
}
// Is this a duplicate key?
object newElementKey = this.GetElementKey(element);
if (this.ContainsKey(newElementKey))
{
ConfigurationElement oldElement = this.BaseGet(newElementKey);
if (null != oldElement)
{
// Is oldElement present in the current level of config
// being manipulated (i.e. duplicate in same config file)
if (oldElement.ElementInformation.IsPresent)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ConfigurationErrorsException(
SR.GetString(SR.ConfigDuplicateKeyAtSameScope, this.ElementName, newElementKey)));
}
else if (DiagnosticUtility.ShouldTraceWarning)
{
Dictionary<string, string> values = new Dictionary<string, string>(6);
values.Add("ElementName", this.ElementName);
values.Add("Name", newElementKey.ToString());
values.Add("OldElementLocation", oldElement.ElementInformation.Source);
values.Add("OldElementLineNumber", oldElement.ElementInformation.LineNumber.ToString(NumberFormatInfo.CurrentInfo));
values.Add("NewElementLocation", element.ElementInformation.Source);
values.Add("NewElementLineNumber", element.ElementInformation.LineNumber.ToString(NumberFormatInfo.CurrentInfo));
DictionaryTraceRecord traceRecord = new DictionaryTraceRecord(values);
TraceUtility.TraceEvent(TraceEventType.Warning,
TraceCode.OverridingDuplicateConfigurationKey,
SR.GetString(SR.TraceCodeOverridingDuplicateConfigurationKey),
traceRecord,
this,
null);
}
}
}
base.BaseAdd(element);
}
protected override bool ThrowOnDuplicate
{
get { return false; }
}
}
}
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