76 lines
2.9 KiB
C#
76 lines
2.9 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.Collections.Generic;
|
|
using System.Diagnostics.CodeAnalysis;
|
|
using YamlDotNet.Core;
|
|
|
|
namespace YamlDotNet.Serialization.Utilities
|
|
{
|
|
internal sealed class ObjectAnchorCollection
|
|
{
|
|
private readonly IDictionary<string, object> objectsByAnchor = new Dictionary<string, object>();
|
|
private readonly IDictionary<object, string> anchorsByObject = new Dictionary<object, string>();
|
|
|
|
/// <summary>
|
|
/// Adds the specified anchor.
|
|
/// </summary>
|
|
/// <param name="anchor">The anchor.</param>
|
|
/// <param name="object">The @object.</param>
|
|
public void Add(string anchor, object @object)
|
|
{
|
|
objectsByAnchor.Add(anchor, @object);
|
|
if (@object != null)
|
|
{
|
|
anchorsByObject.Add(@object, anchor);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the anchor for the specified object.
|
|
/// </summary>
|
|
/// <param name="object">The object.</param>
|
|
/// <param name="anchor">The anchor.</param>
|
|
/// <returns></returns>
|
|
public bool TryGetAnchor(object @object, [MaybeNullWhen(false)] out string? anchor)
|
|
{
|
|
return anchorsByObject.TryGetValue(@object, out anchor);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the <see cref="object"/> with the specified anchor.
|
|
/// </summary>
|
|
/// <value></value>
|
|
public object this[string anchor]
|
|
{
|
|
get
|
|
{
|
|
if (objectsByAnchor.TryGetValue(anchor, out var value))
|
|
{
|
|
return value;
|
|
}
|
|
|
|
throw new AnchorNotFoundException($"The anchor '{anchor}' does not exists");
|
|
}
|
|
}
|
|
}
|
|
}
|