csharp-sdk-upm/Libs/Newtonsoft.Json/JsonObjectAttribute.cs

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2021-03-29 14:54:12 +08:00
#region License
// Copyright (c) 2007 James Newton-King
//
// 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.
#endregion
using System;
namespace LC.Newtonsoft.Json
{
/// <summary>
/// Instructs the <see cref="JsonSerializer"/> how to serialize the object.
/// </summary>
[AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Interface, AllowMultiple = false)]
public sealed class JsonObjectAttribute : JsonContainerAttribute
{
private MemberSerialization _memberSerialization = MemberSerialization.OptOut;
internal MissingMemberHandling? _missingMemberHandling;
// yuck. can't set nullable properties on an attribute in C#
// have to use this approach to get an unset default state
internal Required? _itemRequired;
internal NullValueHandling? _itemNullValueHandling;
/// <summary>
/// Gets or sets the member serialization.
/// </summary>
/// <value>The member serialization.</value>
public MemberSerialization MemberSerialization
{
get => _memberSerialization;
set => _memberSerialization = value;
}
/// <summary>
/// Gets or sets the missing member handling used when deserializing this object.
/// </summary>
/// <value>The missing member handling.</value>
public MissingMemberHandling MissingMemberHandling
{
get => _missingMemberHandling ?? default;
set => _missingMemberHandling = value;
}
/// <summary>
/// Gets or sets how the object's properties with null values are handled during serialization and deserialization.
/// </summary>
/// <value>How the object's properties with null values are handled during serialization and deserialization.</value>
public NullValueHandling ItemNullValueHandling
{
get => _itemNullValueHandling ?? default;
set => _itemNullValueHandling = value;
}
/// <summary>
/// Gets or sets a value that indicates whether the object's properties are required.
/// </summary>
/// <value>
/// A value indicating whether the object's properties are required.
/// </value>
public Required ItemRequired
{
get => _itemRequired ?? default;
set => _itemRequired = value;
}
/// <summary>
/// Initializes a new instance of the <see cref="JsonObjectAttribute"/> class.
/// </summary>
public JsonObjectAttribute()
{
}
/// <summary>
/// Initializes a new instance of the <see cref="JsonObjectAttribute"/> class with the specified member serialization.
/// </summary>
/// <param name="memberSerialization">The member serialization.</param>
public JsonObjectAttribute(MemberSerialization memberSerialization)
{
MemberSerialization = memberSerialization;
}
/// <summary>
/// Initializes a new instance of the <see cref="JsonObjectAttribute"/> class with the specified container Id.
/// </summary>
/// <param name="id">The container Id.</param>
public JsonObjectAttribute(string id)
: base(id)
{
}
}
}