39 lines
1.3 KiB
C#
39 lines
1.3 KiB
C#
// Copyright (c) Microsoft Open Technologies, Inc. All rights reserved.
|
|
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
|
|
|
|
using System.Collections.Generic;
|
|
using Microsoft.AspNet.Http;
|
|
using Microsoft.AspNet.FeatureModel;
|
|
using Microsoft.AspNet.HttpFeature;
|
|
using Microsoft.AspNet.PipelineCore.Collections;
|
|
using Microsoft.AspNet.PipelineCore.Infrastructure;
|
|
|
|
namespace Microsoft.AspNet.PipelineCore
|
|
{
|
|
public class QueryFeature : IQueryFeature
|
|
{
|
|
private readonly IFeatureCollection _features;
|
|
private FeatureReference<IHttpRequestFeature> _request = FeatureReference<IHttpRequestFeature>.Default;
|
|
private string _queryString;
|
|
private IReadableStringCollection _query;
|
|
|
|
public QueryFeature(IFeatureCollection features)
|
|
{
|
|
_features = features;
|
|
}
|
|
|
|
public IReadableStringCollection Query
|
|
{
|
|
get
|
|
{
|
|
var queryString = _request.Fetch(_features).QueryString;
|
|
if (_query == null || _queryString != queryString)
|
|
{
|
|
_queryString = queryString;
|
|
_query = new ReadableStringCollection(ParsingHelpers.GetQuery(queryString));
|
|
}
|
|
return _query;
|
|
}
|
|
}
|
|
}
|
|
} |