Files
crtr/Assets/YamlDotNet/Serialization/EmissionPhaseObjectGraphVisitorArgs.cs
2022-12-12 22:23:49 +08:00

83 lines
3.8 KiB
C#

// This file is part of YamlDotNet - A .NET library for YAML.
// Copyright (c) Antoine Aubry and contributors
//
// Permission is hereby granted, free of charge, to any person obtaining a copy of
// this software and associated documentation files (the "Software"), to deal in
// the Software without restriction, including without limitation the rights to
// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
// of the Software, and to permit persons to whom the Software is furnished to do
// so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
using System;
using System.Collections.Generic;
using System.Linq;
using YamlDotNet.Core;
namespace YamlDotNet.Serialization
{
public sealed class EmissionPhaseObjectGraphVisitorArgs
{
/// <summary>
/// Gets the next visitor that should be called by the current visitor.
/// </summary>
public IObjectGraphVisitor<IEmitter> InnerVisitor { get; private set; }
/// <summary>
/// Gets the <see cref="IEventEmitter" /> that is to be used for serialization.
/// </summary>
public IEventEmitter EventEmitter { get; private set; }
/// <summary>
/// Gets a function that, when called, serializes the specified object.
/// </summary>
public ObjectSerializer NestedObjectSerializer { get; private set; }
public IEnumerable<IYamlTypeConverter> TypeConverters { get; private set; }
private readonly IEnumerable<IObjectGraphVisitor<Nothing>> preProcessingPhaseVisitors;
public EmissionPhaseObjectGraphVisitorArgs(
IObjectGraphVisitor<IEmitter> innerVisitor,
IEventEmitter eventEmitter,
IEnumerable<IObjectGraphVisitor<Nothing>> preProcessingPhaseVisitors,
IEnumerable<IYamlTypeConverter> typeConverters,
ObjectSerializer nestedObjectSerializer
)
{
InnerVisitor = innerVisitor ?? throw new ArgumentNullException(nameof(innerVisitor));
EventEmitter = eventEmitter ?? throw new ArgumentNullException(nameof(eventEmitter));
this.preProcessingPhaseVisitors = preProcessingPhaseVisitors ?? throw new ArgumentNullException(nameof(preProcessingPhaseVisitors));
TypeConverters = typeConverters ?? throw new ArgumentNullException(nameof(typeConverters));
NestedObjectSerializer = nestedObjectSerializer ?? throw new ArgumentNullException(nameof(nestedObjectSerializer));
}
/// <summary>
/// Gets the visitor of type <typeparamref name="T" /> that was used during the pre-processing phase.
/// </summary>
/// <typeparam name="T">The type of the visitor.s</typeparam>
/// <returns></returns>
/// <exception cref="InvalidOperationException">
/// No visitor of that type has been registered,
/// or ore than one visitors registered are of type <typeparamref name="T"/>.
/// </exception>
public T GetPreProcessingPhaseObjectGraphVisitor<T>()
where T : IObjectGraphVisitor<Nothing>
{
return preProcessingPhaseVisitors
.OfType<T>()
.Single();
}
}
}