73 lines
2.3 KiB
C#
73 lines
2.3 KiB
C#
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using System;
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using System.ComponentModel;
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namespace Umbraco.Core
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{
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/// <summary>
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/// Represents a string-based entity identifier.
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/// </summary>
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[TypeConverter(typeof(UdiTypeConverter))]
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public class StringUdi : Udi
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{
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/// <summary>
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/// The string part of the identifier.
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/// </summary>
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public string Id { get; private set; }
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/// <summary>
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/// Initializes a new instance of the StringUdi class with an entity type and a string id.
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/// </summary>
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/// <param name="entityType">The entity type part of the udi.</param>
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/// <param name="id">The string id part of the udi.</param>
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public StringUdi(string entityType, string id)
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: base(entityType, "umb://" + entityType + "/" + id)
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{
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Id = id;
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}
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/// <summary>
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/// Initializes a new instance of the StringUdi class with a uri value.
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/// </summary>
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/// <param name="uriValue">The uri value of the udi.</param>
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public StringUdi(Uri uriValue)
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: base(uriValue)
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{
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Id = uriValue.AbsolutePath.TrimStart('/');
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}
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/// <summary>
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/// Converts the string representation of an entity identifier into the equivalent StringUdi instance.
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/// </summary>
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/// <param name="s">The string to convert.</param>
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/// <returns>A StringUdi instance that contains the value that was parsed.</returns>
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public new static StringUdi Parse(string s)
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{
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var udi = Udi.Parse(s);
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if (!(udi is StringUdi))
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throw new FormatException("String \"" + s + "\" is not a string entity id.");
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return (StringUdi)udi;
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}
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public static bool TryParse(string s, out StringUdi udi)
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{
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udi = null;
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Udi tmp;
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if (!TryParse(s, out tmp) || !(tmp is StringUdi)) return false;
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udi = (StringUdi)tmp;
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return true;
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}
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/// <inheritdoc/>
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public override bool IsRoot
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{
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get { return Id == string.Empty; }
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}
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/// <inheritdoc/>
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public StringUdi EnsureClosed()
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{
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base.EnsureNotRoot();
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return this;
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}
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}
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}
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