Combine URL : URI « Network « C# / C Sharp
Combine URL
using System;
using System.Web;
class UriUtility
{
internal static Uri Combine(string baseUri, string relativePath, bool treatAbsolutePathAsRelative)
{
var uri = new Uri(baseUri);
return Combine(uri, relativePath, treatAbsolutePathAsRelative);
}
internal static Uri Combine(Uri baseUri, string relativePath, bool treatAbsolutePathAsRelative)
{
if (baseUri == null)
{
throw new ArgumentNullException("baseUri");
}
if (relativePath == null)
{
throw new ArgumentNullException("relativePath");
}
var builder = new UriBuilder(baseUri);
var trimChars = new[] { '/' };
builder.Path = builder.Path.TrimEnd(trimChars);
builder.Path = VirtualPathUtility.AppendTrailingSlash(builder.Path);
if (relativePath.StartsWith("/"))
{
if (!treatAbsolutePathAsRelative)
{
throw new ArgumentException("AbsoluteVirtualPathNotAllowed", "relativePath");
}
relativePath = relativePath.TrimStart(trimChars);
}
return new Uri(builder.Uri, new Uri(relativePath, UriKind.Relative));
}
}
