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//------------------------------------------------------------------------------
// <copyright file="ConnectionInterfaceCollection.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
namespace System.Web.UI.WebControls.WebParts {
using System;
using System.Collections;
using System.ComponentModel;
public sealed class ConnectionInterfaceCollection : ReadOnlyCollectionBase {
public static readonly ConnectionInterfaceCollection Empty = new ConnectionInterfaceCollection();
public ConnectionInterfaceCollection() {
}
public ConnectionInterfaceCollection(ICollection connectionInterfaces) {
Initialize(null, connectionInterfaces);
}
public ConnectionInterfaceCollection(ConnectionInterfaceCollection existingConnectionInterfaces,
ICollection connectionInterfaces) {
Initialize(existingConnectionInterfaces, connectionInterfaces);
}
private void Initialize(ConnectionInterfaceCollection existingConnectionInterfaces, ICollection connectionInterfaces) {
if (existingConnectionInterfaces != null) {
foreach (Type existingConnectionInterface in existingConnectionInterfaces) {
// Don't need to check arg, since we know it is valid since it came
// from a ConnectionInterfaceCollection.
InnerList.Add(existingConnectionInterface);
}
}
if (connectionInterfaces != null) {
foreach (object obj in connectionInterfaces) {
if (obj == null) {
throw new ArgumentException(SR.GetString(SR.Collection_CantAddNull), "connectionInterfaces");
}
if (!(obj is Type)) {
throw new ArgumentException(SR.GetString(SR.Collection_InvalidType, "Type"), "connectionInterfaces");
}
InnerList.Add(obj);
}
}
}
public bool Contains(Type value) {
return InnerList.Contains(value);
}
public int IndexOf(Type value) {
return InnerList.IndexOf(value);
}
public Type this[int index] {
get {
return (Type)InnerList[index];
}
}
public void CopyTo(Type[] array, int index) {
InnerList.CopyTo(array, index);
}
}
}
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