// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
 
 
using System.Collections.ObjectModel;
 
namespace System.ServiceModel.Description
{
    public class OperationDescriptionCollection : Collection<OperationDescription>
    {
        internal OperationDescriptionCollection()
        {
        }
 
        public OperationDescription Find(string name)
        {
            for (int i = 0; i < Count; i++)
            {
                if (this[i].Name == name)
                {
                    return this[i];
                }
            }
            return null;
        }
 
        public Collection<OperationDescription> FindAll(string name)
        {
            Collection<OperationDescription> results = new Collection<OperationDescription>();
            for (int i = 0; i < Count; i++)
            {
                if (this[i].Name == name)
                {
                    results.Add(this[i]);
                }
            }
            return results;
        }
 
        protected override void InsertItem(int index, OperationDescription item)
        {
            if (item == null)
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull(nameof(item));
            }
            base.InsertItem(index, item);
        }
 
        protected override void SetItem(int index, OperationDescription item)
        {
            if (item == null)
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull(nameof(item));
            }
            base.SetItem(index, item);
        }
    }
}