// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
// =+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+
//
// ITargetBlock.cs
//
//
// The base interface for all target blocks.
//
// =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
 
namespace System.Threading.Tasks.Dataflow
{
    /// <summary>Represents a dataflow block that is a target for data.</summary>
    /// <typeparam name="TInput">Specifies the type of data accepted by the <see cref="ITargetBlock{TInput}"/>.</typeparam>
    public interface ITargetBlock<in TInput> : IDataflowBlock
    {
        // IMPLEMENT EXPLICITLY
 
        /// <include file='XmlDocs/CommonXmlDocComments.xml' path='CommonXmlDocComments/Targets/Member[@name="OfferMessage"]/*' />
        DataflowMessageStatus OfferMessage(DataflowMessageHeader messageHeader, TInput messageValue, ISourceBlock<TInput>? source, bool consumeToAccept);
    }
}