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//------------------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------------------------
namespace System.ServiceModel.Configuration
{
using System;
using System.Collections;
using System.Collections.Generic;
using System.Configuration;
using System.Globalization;
using System.Text;
public abstract class ServiceModelConfigurationElementCollection<ConfigurationElementType> : ConfigurationElementCollection
where ConfigurationElementType : ConfigurationElement, new()
{
ConfigurationElementCollectionType collectionType;
string elementName;
internal ServiceModelConfigurationElementCollection()
: this(ConfigurationElementCollectionType.AddRemoveClearMap, null)
{ }
internal ServiceModelConfigurationElementCollection(ConfigurationElementCollectionType collectionType,
string elementName)
{
this.collectionType = collectionType;
this.elementName = elementName;
if (!String.IsNullOrEmpty(elementName))
{
this.AddElementName = elementName;
}
}
internal ServiceModelConfigurationElementCollection(ConfigurationElementCollectionType collectionType,
string elementName, IComparer comparer) : base(comparer)
{
this.collectionType = collectionType;
this.elementName = elementName;
}
protected override void BaseAdd(ConfigurationElement element)
{
if (!this.IsReadOnly() && !this.ThrowOnDuplicate)
{
object key = this.GetElementKey(element);
if (this.ContainsKey(key))
{
this.BaseRemove(key);
}
}
base.BaseAdd(element);
}
public void Add(ConfigurationElementType element)
{
if (!this.IsReadOnly())
{
if (element == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("element");
}
}
this.BaseAdd(element);
}
public void Clear()
{
this.BaseClear();
}
public override ConfigurationElementCollectionType CollectionType
{
get { return this.collectionType; }
}
public virtual bool ContainsKey(object key)
{
if (key == null)
{
List<string> elementKeys = new List<string>();
ConfigurationElement dummyElement = this.CreateNewElement();
foreach (PropertyInformation propertyInfo in dummyElement.ElementInformation.Properties)
{
if (propertyInfo.IsKey)
{
elementKeys.Add(propertyInfo.Name);
}
}
if (0 == elementKeys.Count)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("key");
}
else if (1 == elementKeys.Count)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ConfigurationErrorsException(
SR.GetString(SR.ConfigElementKeyNull, elementKeys[0])));
}
else
{
StringBuilder elementKeysString = new StringBuilder();
for (int i = 0; i < elementKeys.Count - 1; i++)
{
elementKeysString = elementKeysString.Append(elementKeys[i] + ", ");
}
elementKeysString = elementKeysString.Append(elementKeys[elementKeys.Count - 1]);
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ConfigurationErrorsException(
SR.GetString(SR.ConfigElementKeysNull, elementKeys.ToString())));
}
}
else
{
return null != this.BaseGet(key);
}
}
protected override ConfigurationElement CreateNewElement()
{
return new ConfigurationElementType();
}
public void CopyTo(ConfigurationElementType[] array, int start)
{
if (array == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("array");
}
if (start < 0 || start >= array.Length)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument("start", SR.GetString(SR.ConfigInvalidStartValue,
array.Length - 1,
start));
}
((ICollection)this).CopyTo(array, start);
}
protected override string ElementName
{
get
{
string retval = this.elementName;
if (string.IsNullOrEmpty(retval))
{
retval = base.ElementName;
}
return retval;
}
}
public int IndexOf(ConfigurationElementType element)
{
if (element == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("element");
}
return this.BaseIndexOf(element);
}
public void Remove(ConfigurationElementType element)
{
if (!this.IsReadOnly())
{
if (element == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("element");
}
}
this.BaseRemove(this.GetElementKey(element));
}
public void RemoveAt(object key)
{
if (!this.IsReadOnly())
{
if (key == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("key");
}
}
this.BaseRemove(key);
}
public void RemoveAt(int index)
{
this.BaseRemoveAt(index);
}
public virtual ConfigurationElementType this[object key]
{
get
{
if (key == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("key");
}
ConfigurationElementType retval = (ConfigurationElementType)this.BaseGet(key);
if (retval == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new System.Collections.Generic.KeyNotFoundException(
SR.GetString(SR.ConfigKeyNotFoundInElementCollection,
key.ToString())));
}
return retval;
}
set
{
if (this.IsReadOnly())
{
this.Add(value);
}
if (value == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("value");
}
if (key == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("key");
}
if (this.GetElementKey(value).ToString().Equals((string)key, StringComparison.Ordinal))
{
if (this.BaseGet(key) != null)
{
this.BaseRemove(key);
}
this.Add(value);
}
else
{
#pragma warning disable 56506 //Microsoft; Variable 'key' checked for null previously
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgument(SR.GetString(SR.ConfigKeysDoNotMatch,
this.GetElementKey(value).ToString(),
key.ToString()));
#pragma warning restore
}
}
}
public ConfigurationElementType this[int index]
{
get
{
return (ConfigurationElementType)this.BaseGet(index);
}
set
{
if (!this.IsReadOnly() && !this.ThrowOnDuplicate)
{
if (this.BaseGet(index) != null)
{
this.BaseRemoveAt(index);
}
}
this.BaseAdd(index, value);
}
}
}
}
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