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#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; using Newtonsoft.Json.Serialization;
namespace Newtonsoft.Json { /// <summary>
/// Instructs the <see cref="JsonSerializer"/> to always serialize the member with the specified name.
/// </summary>
[AttributeUsage(AttributeTargets.Field | AttributeTargets.Property | AttributeTargets.Parameter, AllowMultiple = false)] internal sealed class JsonPropertyAttribute : Attribute { // yuck. can't set nullable properties on an attribute in C#
// have to use this approach to get an unset default state
internal NullValueHandling? _nullValueHandling; internal DefaultValueHandling? _defaultValueHandling; internal ReferenceLoopHandling? _referenceLoopHandling; internal ObjectCreationHandling? _objectCreationHandling; internal TypeNameHandling? _typeNameHandling; internal bool? _isReference; internal int? _order; internal Required? _required; internal bool? _itemIsReference; internal ReferenceLoopHandling? _itemReferenceLoopHandling; internal TypeNameHandling? _itemTypeNameHandling;
/// <summary>
/// Gets or sets the <see cref="JsonConverter"/> used when serializing the property's collection items.
/// </summary>
/// <value>The collection's items <see cref="JsonConverter"/>.</value>
public Type ItemConverterType { get; set; }
/// <summary>
/// The parameter list to use when constructing the <see cref="JsonConverter"/> described by <see cref="ItemConverterType"/>.
/// If <c>null</c>, the default constructor is used.
/// When non-<c>null</c>, there must be a constructor defined in the <see cref="JsonConverter"/> that exactly matches the number,
/// order, and type of these parameters.
/// </summary>
/// <example>
/// <code>
/// [JsonProperty(ItemConverterType = typeof(MyContainerConverter), ItemConverterParameters = new object[] { 123, "Four" })]
/// </code>
/// </example>
public object[] ItemConverterParameters { get; set; }
/// <summary>
/// Gets or sets the <see cref="Type"/> of the <see cref="NamingStrategy"/>.
/// </summary>
/// <value>The <see cref="Type"/> of the <see cref="NamingStrategy"/>.</value>
public Type NamingStrategyType { get; set; }
/// <summary>
/// The parameter list to use when constructing the <see cref="NamingStrategy"/> described by <see cref="JsonPropertyAttribute.NamingStrategyType"/>.
/// If <c>null</c>, the default constructor is used.
/// When non-<c>null</c>, there must be a constructor defined in the <see cref="NamingStrategy"/> that exactly matches the number,
/// order, and type of these parameters.
/// </summary>
/// <example>
/// <code>
/// [JsonProperty(NamingStrategyType = typeof(MyNamingStrategy), NamingStrategyParameters = new object[] { 123, "Four" })]
/// </code>
/// </example>
public object[] NamingStrategyParameters { get; set; }
/// <summary>
/// Gets or sets the null value handling used when serializing this property.
/// </summary>
/// <value>The null value handling.</value>
public NullValueHandling NullValueHandling { get => _nullValueHandling ?? default(NullValueHandling); set => _nullValueHandling = value; }
/// <summary>
/// Gets or sets the default value handling used when serializing this property.
/// </summary>
/// <value>The default value handling.</value>
public DefaultValueHandling DefaultValueHandling { get => _defaultValueHandling ?? default(DefaultValueHandling); set => _defaultValueHandling = value; }
/// <summary>
/// Gets or sets the reference loop handling used when serializing this property.
/// </summary>
/// <value>The reference loop handling.</value>
public ReferenceLoopHandling ReferenceLoopHandling { get => _referenceLoopHandling ?? default(ReferenceLoopHandling); set => _referenceLoopHandling = value; }
/// <summary>
/// Gets or sets the object creation handling used when deserializing this property.
/// </summary>
/// <value>The object creation handling.</value>
public ObjectCreationHandling ObjectCreationHandling { get => _objectCreationHandling ?? default(ObjectCreationHandling); set => _objectCreationHandling = value; }
/// <summary>
/// Gets or sets the type name handling used when serializing this property.
/// </summary>
/// <value>The type name handling.</value>
public TypeNameHandling TypeNameHandling { get => _typeNameHandling ?? default(TypeNameHandling); set => _typeNameHandling = value; }
/// <summary>
/// Gets or sets whether this property's value is serialized as a reference.
/// </summary>
/// <value>Whether this property's value is serialized as a reference.</value>
public bool IsReference { get => _isReference ?? default(bool); set => _isReference = value; }
/// <summary>
/// Gets or sets the order of serialization of a member.
/// </summary>
/// <value>The numeric order of serialization.</value>
public int Order { get => _order ?? default(int); set => _order = value; }
/// <summary>
/// Gets or sets a value indicating whether this property is required.
/// </summary>
/// <value>
/// A value indicating whether this property is required.
/// </value>
public Required Required { get => _required ?? Required.Default; set => _required = value; }
/// <summary>
/// Gets or sets the name of the property.
/// </summary>
/// <value>The name of the property.</value>
public string PropertyName { get; set; }
/// <summary>
/// Gets or sets the reference loop handling used when serializing the property's collection items.
/// </summary>
/// <value>The collection's items reference loop handling.</value>
public ReferenceLoopHandling ItemReferenceLoopHandling { get => _itemReferenceLoopHandling ?? default(ReferenceLoopHandling); set => _itemReferenceLoopHandling = value; }
/// <summary>
/// Gets or sets the type name handling used when serializing the property's collection items.
/// </summary>
/// <value>The collection's items type name handling.</value>
public TypeNameHandling ItemTypeNameHandling { get => _itemTypeNameHandling ?? default(TypeNameHandling); set => _itemTypeNameHandling = value; }
/// <summary>
/// Gets or sets whether this property's collection items are serialized as a reference.
/// </summary>
/// <value>Whether this property's collection items are serialized as a reference.</value>
public bool ItemIsReference { get => _itemIsReference ?? default(bool); set => _itemIsReference = value; }
/// <summary>
/// Initializes a new instance of the <see cref="JsonPropertyAttribute"/> class.
/// </summary>
public JsonPropertyAttribute() { }
/// <summary>
/// Initializes a new instance of the <see cref="JsonPropertyAttribute"/> class with the specified name.
/// </summary>
/// <param name="propertyName">Name of the property.</param>
public JsonPropertyAttribute(string propertyName) { PropertyName = propertyName; } } }
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