aspnetcore/src/Microsoft.AspNet.Routing/Template/RouteTemplate.cs

64 lines
1.7 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
namespace Microsoft.AspNet.Routing.Template
{
[DebuggerDisplay("{DebuggerToString()}")]
public class RouteTemplate
{
private const string SeparatorString = "/";
public RouteTemplate(string template, List<TemplateSegment> segments)
{
if (segments == null)
{
throw new ArgumentNullException(nameof(segments));
}
TemplateText = template;
Segments = segments;
Parameters = new List<TemplatePart>();
for (var i = 0; i < segments.Count; i++)
{
var segment = Segments[i];
for (var j = 0; j < segment.Parts.Count; j++)
{
var part = segment.Parts[j];
if (part.IsParameter)
{
Parameters.Add(part);
}
}
}
}
public string TemplateText { get; }
public IList<TemplatePart> Parameters { get; }
public IList<TemplateSegment> Segments { get; }
public TemplateSegment GetSegment(int index)
{
if (index < 0)
{
throw new IndexOutOfRangeException();
}
return index >= Segments.Count ? null : Segments[index];
}
private string DebuggerToString()
{
return string.Join(SeparatorString, Segments.Select(s => s.DebuggerToString()));
}
}
}