245 lines
8.8 KiB
C#
245 lines
8.8 KiB
C#
#region License
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// Copyright (c) 2007 James Newton-King
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without
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// restriction, including without limitation the rights to use,
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// copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following
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// conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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// OTHER DEALINGS IN THE SOFTWARE.
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#endregion
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using System;
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using System.Collections;
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using System.Collections.Generic;
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using LC.Newtonsoft.Json.Utilities;
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using System.Globalization;
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namespace LC.Newtonsoft.Json.Linq
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{
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/// <summary>
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/// Represents a JSON constructor.
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/// </summary>
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public partial class JConstructor : JContainer
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{
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private string _name;
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private readonly List<JToken> _values = new List<JToken>();
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/// <summary>
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/// Gets the container's children tokens.
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/// </summary>
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/// <value>The container's children tokens.</value>
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protected override IList<JToken> ChildrenTokens => _values;
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internal override int IndexOfItem(JToken item)
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{
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return _values.IndexOfReference(item);
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}
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internal override void MergeItem(object content, JsonMergeSettings settings)
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{
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if (!(content is JConstructor c))
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{
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return;
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}
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if (c.Name != null)
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{
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Name = c.Name;
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}
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MergeEnumerableContent(this, c, settings);
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}
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/// <summary>
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/// Gets or sets the name of this constructor.
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/// </summary>
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/// <value>The constructor name.</value>
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public string Name
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{
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get => _name;
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set => _name = value;
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}
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/// <summary>
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/// Gets the node type for this <see cref="JToken"/>.
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/// </summary>
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/// <value>The type.</value>
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public override JTokenType Type => JTokenType.Constructor;
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/// <summary>
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/// Initializes a new instance of the <see cref="JConstructor"/> class.
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/// </summary>
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public JConstructor()
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{
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="JConstructor"/> class from another <see cref="JConstructor"/> object.
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/// </summary>
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/// <param name="other">A <see cref="JConstructor"/> object to copy from.</param>
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public JConstructor(JConstructor other)
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: base(other)
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{
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_name = other.Name;
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="JConstructor"/> class with the specified name and content.
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/// </summary>
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/// <param name="name">The constructor name.</param>
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/// <param name="content">The contents of the constructor.</param>
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public JConstructor(string name, params object[] content)
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: this(name, (object)content)
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{
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="JConstructor"/> class with the specified name and content.
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/// </summary>
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/// <param name="name">The constructor name.</param>
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/// <param name="content">The contents of the constructor.</param>
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public JConstructor(string name, object content)
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: this(name)
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{
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Add(content);
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}
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/// <summary>
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/// Initializes a new instance of the <see cref="JConstructor"/> class with the specified name.
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/// </summary>
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/// <param name="name">The constructor name.</param>
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public JConstructor(string name)
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{
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if (name == null)
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{
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throw new ArgumentNullException(nameof(name));
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}
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if (name.Length == 0)
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{
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throw new ArgumentException("Constructor name cannot be empty.", nameof(name));
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}
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_name = name;
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}
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internal override bool DeepEquals(JToken node)
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{
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return (node is JConstructor c && _name == c.Name && ContentsEqual(c));
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}
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internal override JToken CloneToken()
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{
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return new JConstructor(this);
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}
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/// <summary>
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/// Writes this token to a <see cref="JsonWriter"/>.
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/// </summary>
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/// <param name="writer">A <see cref="JsonWriter"/> into which this method will write.</param>
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/// <param name="converters">A collection of <see cref="JsonConverter"/> which will be used when writing the token.</param>
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public override void WriteTo(JsonWriter writer, params JsonConverter[] converters)
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{
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writer.WriteStartConstructor(_name);
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int count = _values.Count;
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for (int i = 0; i < count; i++)
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{
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_values[i].WriteTo(writer, converters);
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}
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writer.WriteEndConstructor();
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}
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/// <summary>
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/// Gets the <see cref="JToken"/> with the specified key.
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/// </summary>
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/// <value>The <see cref="JToken"/> with the specified key.</value>
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public override JToken this[object key]
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{
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get
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{
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ValidationUtils.ArgumentNotNull(key, nameof(key));
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if (!(key is int i))
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{
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throw new ArgumentException("Accessed JConstructor values with invalid key value: {0}. Argument position index expected.".FormatWith(CultureInfo.InvariantCulture, MiscellaneousUtils.ToString(key)));
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}
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return GetItem(i);
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}
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set
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{
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ValidationUtils.ArgumentNotNull(key, nameof(key));
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if (!(key is int i))
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{
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throw new ArgumentException("Set JConstructor values with invalid key value: {0}. Argument position index expected.".FormatWith(CultureInfo.InvariantCulture, MiscellaneousUtils.ToString(key)));
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}
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SetItem(i, value);
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}
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}
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internal override int GetDeepHashCode()
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{
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return _name.GetHashCode() ^ ContentsHashCode();
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}
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/// <summary>
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/// Loads a <see cref="JConstructor"/> from a <see cref="JsonReader"/>.
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/// </summary>
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/// <param name="reader">A <see cref="JsonReader"/> that will be read for the content of the <see cref="JConstructor"/>.</param>
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/// <returns>A <see cref="JConstructor"/> that contains the JSON that was read from the specified <see cref="JsonReader"/>.</returns>
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public new static JConstructor Load(JsonReader reader)
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{
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return Load(reader, null);
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}
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/// <summary>
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/// Loads a <see cref="JConstructor"/> from a <see cref="JsonReader"/>.
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/// </summary>
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/// <param name="reader">A <see cref="JsonReader"/> that will be read for the content of the <see cref="JConstructor"/>.</param>
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/// <param name="settings">The <see cref="JsonLoadSettings"/> used to load the JSON.
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/// If this is <c>null</c>, default load settings will be used.</param>
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/// <returns>A <see cref="JConstructor"/> that contains the JSON that was read from the specified <see cref="JsonReader"/>.</returns>
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public new static JConstructor Load(JsonReader reader, JsonLoadSettings settings)
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{
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if (reader.TokenType == JsonToken.None)
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{
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if (!reader.Read())
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{
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throw JsonReaderException.Create(reader, "Error reading JConstructor from JsonReader.");
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}
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}
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reader.MoveToContent();
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if (reader.TokenType != JsonToken.StartConstructor)
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{
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throw JsonReaderException.Create(reader, "Error reading JConstructor from JsonReader. Current JsonReader item is not a constructor: {0}".FormatWith(CultureInfo.InvariantCulture, reader.TokenType));
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}
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JConstructor c = new JConstructor((string)reader.Value);
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c.SetLineInfo(reader as IJsonLineInfo, settings);
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c.ReadTokenFrom(reader, settings);
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return c;
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}
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}
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} |