// 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.

/*=============================================================================
**
**
**
** Purpose: Exception class for duplicate objects in WaitAll/WaitAny.
**
**
=============================================================================*/

using System.Runtime.Serialization;

namespace System
{
    // The DuplicateWaitObjectException is thrown when an object 
    // appears more than once in the list of objects to WaitAll or WaitAny.
    // 
    [Serializable]
    public class DuplicateWaitObjectException : ArgumentException
    {
        private static volatile String s_duplicateWaitObjectMessage = null;

        private static String DuplicateWaitObjectMessage
        {
            get
            {
                if (s_duplicateWaitObjectMessage == null)
                    s_duplicateWaitObjectMessage = SR.Arg_DuplicateWaitObjectException;
                return s_duplicateWaitObjectMessage;
            }
        }

        // Creates a new DuplicateWaitObjectException with its message 
        // string set to a default message.
        public DuplicateWaitObjectException()
            : base(DuplicateWaitObjectMessage)
        {
            HResult = __HResults.COR_E_DUPLICATEWAITOBJECT;
        }

        public DuplicateWaitObjectException(String parameterName)
            : base(DuplicateWaitObjectMessage, parameterName)
        {
            HResult = __HResults.COR_E_DUPLICATEWAITOBJECT;
        }

        public DuplicateWaitObjectException(String parameterName, String message)
            : base(message, parameterName)
        {
            HResult = __HResults.COR_E_DUPLICATEWAITOBJECT;
        }

        public DuplicateWaitObjectException(String message, Exception innerException)
            : base(message, innerException)
        {
            HResult = __HResults.COR_E_DUPLICATEWAITOBJECT;
        }

        // This constructor is required for serialization
        protected DuplicateWaitObjectException(SerializationInfo info, StreamingContext context) : base(info, context) { }
    }
}