root / trunk / Pithos.Network / RestClient.cs @ c945b450
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1 | 255f5f86 | Panagiotis Kanavos | #region |
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2 | 255f5f86 | Panagiotis Kanavos | /* ----------------------------------------------------------------------- |
3 | 255f5f86 | Panagiotis Kanavos | * <copyright file="RestClient.cs" company="GRNet"> |
4 | 255f5f86 | Panagiotis Kanavos | * |
5 | 255f5f86 | Panagiotis Kanavos | * Copyright 2011-2012 GRNET S.A. All rights reserved. |
6 | 255f5f86 | Panagiotis Kanavos | * |
7 | 255f5f86 | Panagiotis Kanavos | * Redistribution and use in source and binary forms, with or |
8 | 255f5f86 | Panagiotis Kanavos | * without modification, are permitted provided that the following |
9 | 255f5f86 | Panagiotis Kanavos | * conditions are met: |
10 | 255f5f86 | Panagiotis Kanavos | * |
11 | 255f5f86 | Panagiotis Kanavos | * 1. Redistributions of source code must retain the above |
12 | 255f5f86 | Panagiotis Kanavos | * copyright notice, this list of conditions and the following |
13 | 255f5f86 | Panagiotis Kanavos | * disclaimer. |
14 | 255f5f86 | Panagiotis Kanavos | * |
15 | 255f5f86 | Panagiotis Kanavos | * 2. Redistributions in binary form must reproduce the above |
16 | 255f5f86 | Panagiotis Kanavos | * copyright notice, this list of conditions and the following |
17 | 255f5f86 | Panagiotis Kanavos | * disclaimer in the documentation and/or other materials |
18 | 255f5f86 | Panagiotis Kanavos | * provided with the distribution. |
19 | 255f5f86 | Panagiotis Kanavos | * |
20 | 255f5f86 | Panagiotis Kanavos | * |
21 | 255f5f86 | Panagiotis Kanavos | * THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS |
22 | 255f5f86 | Panagiotis Kanavos | * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
23 | 255f5f86 | Panagiotis Kanavos | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
24 | 255f5f86 | Panagiotis Kanavos | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR |
25 | 255f5f86 | Panagiotis Kanavos | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
26 | 255f5f86 | Panagiotis Kanavos | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
27 | 255f5f86 | Panagiotis Kanavos | * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
28 | 255f5f86 | Panagiotis Kanavos | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
29 | 255f5f86 | Panagiotis Kanavos | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
30 | 255f5f86 | Panagiotis Kanavos | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
31 | 255f5f86 | Panagiotis Kanavos | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
32 | 255f5f86 | Panagiotis Kanavos | * POSSIBILITY OF SUCH DAMAGE. |
33 | 255f5f86 | Panagiotis Kanavos | * |
34 | 255f5f86 | Panagiotis Kanavos | * The views and conclusions contained in the software and |
35 | 255f5f86 | Panagiotis Kanavos | * documentation are those of the authors and should not be |
36 | 255f5f86 | Panagiotis Kanavos | * interpreted as representing official policies, either expressed |
37 | 255f5f86 | Panagiotis Kanavos | * or implied, of GRNET S.A. |
38 | 255f5f86 | Panagiotis Kanavos | * </copyright> |
39 | 255f5f86 | Panagiotis Kanavos | * ----------------------------------------------------------------------- |
40 | 255f5f86 | Panagiotis Kanavos | */ |
41 | 255f5f86 | Panagiotis Kanavos | #endregion |
42 | 4d301e8e | Panagiotis Kanavos | using System.Collections.Specialized; |
43 | 4d301e8e | Panagiotis Kanavos | using System.Diagnostics; |
44 | 4d301e8e | Panagiotis Kanavos | using System.Diagnostics.Contracts; |
45 | 7d915c34 | Panagiotis Kanavos | using System.IO; |
46 | 4d301e8e | Panagiotis Kanavos | using System.Net; |
47 | db8a9589 | Panagiotis Kanavos | using System.Reflection; |
48 | 4d301e8e | Panagiotis Kanavos | using System.Runtime.Serialization; |
49 | 7d915c34 | Panagiotis Kanavos | using System.Threading.Tasks; |
50 | 5120f3cb | Panagiotis Kanavos | using log4net; |
51 | 4d301e8e | Panagiotis Kanavos | |
52 | 27361404 | Panagiotis Kanavos | |
53 | 4d301e8e | Panagiotis Kanavos | namespace Pithos.Network |
54 | 4d301e8e | Panagiotis Kanavos | { |
55 | 4d301e8e | Panagiotis Kanavos | using System; |
56 | 4d301e8e | Panagiotis Kanavos | using System.Collections.Generic; |
57 | 4d301e8e | Panagiotis Kanavos | using System.Linq; |
58 | 4d301e8e | Panagiotis Kanavos | using System.Text; |
59 | 4d301e8e | Panagiotis Kanavos | |
60 | 4d301e8e | Panagiotis Kanavos | /// <summary> |
61 | 4d301e8e | Panagiotis Kanavos | /// TODO: Update summary. |
62 | 4d301e8e | Panagiotis Kanavos | /// </summary> |
63 | 9c4346c9 | Panagiotis Kanavos | public class RestClient:WebClient |
64 | 4d301e8e | Panagiotis Kanavos | { |
65 | db8a9589 | Panagiotis Kanavos | private static readonly ILog Log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); |
66 | db8a9589 | Panagiotis Kanavos | |
67 | 4d301e8e | Panagiotis Kanavos | public int Timeout { get; set; } |
68 | 4d301e8e | Panagiotis Kanavos | |
69 | 4d301e8e | Panagiotis Kanavos | public bool TimedOut { get; set; } |
70 | 4d301e8e | Panagiotis Kanavos | |
71 | 4d301e8e | Panagiotis Kanavos | public HttpStatusCode StatusCode { get; private set; } |
72 | 4d301e8e | Panagiotis Kanavos | |
73 | 4d301e8e | Panagiotis Kanavos | public string StatusDescription { get; set; } |
74 | 4d301e8e | Panagiotis Kanavos | |
75 | a27aa447 | Panagiotis Kanavos | public long? RangeFrom { get; set; } |
76 | a27aa447 | Panagiotis Kanavos | public long? RangeTo { get; set; } |
77 | 4d301e8e | Panagiotis Kanavos | |
78 | 4d301e8e | Panagiotis Kanavos | public int Retries { get; set; } |
79 | 4d301e8e | Panagiotis Kanavos | |
80 | 4d301e8e | Panagiotis Kanavos | private readonly Dictionary<string, string> _parameters=new Dictionary<string, string>(); |
81 | 4d301e8e | Panagiotis Kanavos | public Dictionary<string, string> Parameters |
82 | 4d301e8e | Panagiotis Kanavos | { |
83 | cfed7823 | Panagiotis Kanavos | get |
84 | cfed7823 | Panagiotis Kanavos | { |
85 | cfed7823 | Panagiotis Kanavos | Contract.Ensures(_parameters!=null); |
86 | cfed7823 | Panagiotis Kanavos | return _parameters; |
87 | cfed7823 | Panagiotis Kanavos | } |
88 | cfed7823 | Panagiotis Kanavos | } |
89 | cfed7823 | Panagiotis Kanavos | |
90 | 5120f3cb | Panagiotis Kanavos | |
91 | cfed7823 | Panagiotis Kanavos | [ContractInvariantMethod] |
92 | cfed7823 | Panagiotis Kanavos | private void Invariants() |
93 | cfed7823 | Panagiotis Kanavos | { |
94 | cfed7823 | Panagiotis Kanavos | Contract.Invariant(Headers!=null); |
95 | 4d301e8e | Panagiotis Kanavos | } |
96 | 4d301e8e | Panagiotis Kanavos | |
97 | 9c4346c9 | Panagiotis Kanavos | public RestClient():base() |
98 | 4d301e8e | Panagiotis Kanavos | { |
99 | 72174cd5 | pkanavos | //The maximum error response must be large because missing server hashes are return as a Conflivt (409) error response |
100 | 09a3b4e2 | Panagiotis Kanavos | //Any value above 2^21-1 will result in an empty response. |
101 | 09a3b4e2 | Panagiotis Kanavos | //-1 essentially ignores the maximum length |
102 | 09a3b4e2 | Panagiotis Kanavos | HttpWebRequest.DefaultMaximumErrorResponseLength = -1; |
103 | 4d301e8e | Panagiotis Kanavos | } |
104 | 4d301e8e | Panagiotis Kanavos | |
105 | d15e99b4 | Panagiotis Kanavos | |
106 | 9c4346c9 | Panagiotis Kanavos | public RestClient(RestClient other) |
107 | 4d301e8e | Panagiotis Kanavos | : base() |
108 | 4d301e8e | Panagiotis Kanavos | { |
109 | cfed7823 | Panagiotis Kanavos | if (other==null) |
110 | 8f44fd3a | pkanavos | //Log.ErrorFormat("[ERROR] No parameters provided to the rest client. \n{0}\n", other); |
111 | 8f44fd3a | pkanavos | throw new ArgumentNullException("other"); |
112 | cfed7823 | Panagiotis Kanavos | Contract.EndContractBlock(); |
113 | cfed7823 | Panagiotis Kanavos | |
114 | 09a3b4e2 | Panagiotis Kanavos | //The maximum error response must be large because missing server hashes are return as a Conflivt (409) error response |
115 | 09a3b4e2 | Panagiotis Kanavos | //Any value above 2^21-1 will result in an empty response. |
116 | 09a3b4e2 | Panagiotis Kanavos | //-1 essentially ignores the maximum length |
117 | 09a3b4e2 | Panagiotis Kanavos | HttpWebRequest.DefaultMaximumErrorResponseLength = -1; |
118 | 5ac32089 | pkanavos | |
119 | 4d301e8e | Panagiotis Kanavos | CopyHeaders(other); |
120 | 4d301e8e | Panagiotis Kanavos | Timeout = other.Timeout; |
121 | 4d301e8e | Panagiotis Kanavos | Retries = other.Retries; |
122 | 82db721b | Panagiotis Kanavos | BaseAddress = other.BaseAddress; |
123 | 4d301e8e | Panagiotis Kanavos | |
124 | 4d301e8e | Panagiotis Kanavos | foreach (var parameter in other.Parameters) |
125 | 4d301e8e | Panagiotis Kanavos | { |
126 | 4d301e8e | Panagiotis Kanavos | Parameters.Add(parameter.Key,parameter.Value); |
127 | 4d301e8e | Panagiotis Kanavos | } |
128 | 4d301e8e | Panagiotis Kanavos | |
129 | 4d301e8e | Panagiotis Kanavos | this.Proxy = other.Proxy; |
130 | 4d301e8e | Panagiotis Kanavos | } |
131 | 4d301e8e | Panagiotis Kanavos | |
132 | 06f11e8b | Panagiotis Kanavos | |
133 | 4d301e8e | Panagiotis Kanavos | protected override WebRequest GetWebRequest(Uri address) |
134 | 4d301e8e | Panagiotis Kanavos | { |
135 | 4d301e8e | Panagiotis Kanavos | TimedOut = false; |
136 | 06f11e8b | Panagiotis Kanavos | var webRequest = base.GetWebRequest(address); |
137 | cfed7823 | Panagiotis Kanavos | var request = (HttpWebRequest)webRequest; |
138 | c945b450 | pkanavos | request.CookieContainer=new CookieContainer(); |
139 | 65282d58 | Panagiotis Kanavos | request.ServicePoint.ConnectionLimit = 50; |
140 | 5d4e820b | Panagiotis Kanavos | if (IfModifiedSince.HasValue) |
141 | 5d4e820b | Panagiotis Kanavos | request.IfModifiedSince = IfModifiedSince.Value; |
142 | 4d301e8e | Panagiotis Kanavos | request.AutomaticDecompression = DecompressionMethods.Deflate | DecompressionMethods.GZip; |
143 | 4d301e8e | Panagiotis Kanavos | if(Timeout>0) |
144 | 4d301e8e | Panagiotis Kanavos | request.Timeout = Timeout; |
145 | a27aa447 | Panagiotis Kanavos | |
146 | a27aa447 | Panagiotis Kanavos | if (RangeFrom.HasValue) |
147 | a27aa447 | Panagiotis Kanavos | { |
148 | a27aa447 | Panagiotis Kanavos | if (RangeTo.HasValue) |
149 | a27aa447 | Panagiotis Kanavos | request.AddRange(RangeFrom.Value, RangeTo.Value); |
150 | a27aa447 | Panagiotis Kanavos | else |
151 | a27aa447 | Panagiotis Kanavos | request.AddRange(RangeFrom.Value); |
152 | a27aa447 | Panagiotis Kanavos | } |
153 | 4d301e8e | Panagiotis Kanavos | return request; |
154 | 4d301e8e | Panagiotis Kanavos | } |
155 | 4d301e8e | Panagiotis Kanavos | |
156 | 5d4e820b | Panagiotis Kanavos | public DateTime? IfModifiedSince { get; set; } |
157 | 5d4e820b | Panagiotis Kanavos | |
158 | 06f11e8b | Panagiotis Kanavos | //Asynchronous version |
159 | 4d301e8e | Panagiotis Kanavos | protected override WebResponse GetWebResponse(WebRequest request, IAsyncResult result) |
160 | 6bcdd8e2 | Panagiotis Kanavos | { |
161 | 6bcdd8e2 | Panagiotis Kanavos | Log.InfoFormat("[{0}] {1}", request.Method, request.RequestUri); |
162 | 06f11e8b | Panagiotis Kanavos | HttpWebResponse response = null; |
163 | 06f11e8b | Panagiotis Kanavos | |
164 | 06f11e8b | Panagiotis Kanavos | try |
165 | 06f11e8b | Panagiotis Kanavos | { |
166 | 06f11e8b | Panagiotis Kanavos | response = (HttpWebResponse)base.GetWebResponse(request, result); |
167 | 06f11e8b | Panagiotis Kanavos | } |
168 | 06f11e8b | Panagiotis Kanavos | catch (WebException exc) |
169 | 06f11e8b | Panagiotis Kanavos | { |
170 | 6f03d6e1 | Panagiotis Kanavos | if (!TryGetResponse(exc, request,out response)) |
171 | 06f11e8b | Panagiotis Kanavos | throw; |
172 | 06f11e8b | Panagiotis Kanavos | } |
173 | 06f11e8b | Panagiotis Kanavos | |
174 | 06f11e8b | Panagiotis Kanavos | StatusCode = response.StatusCode; |
175 | 06f11e8b | Panagiotis Kanavos | LastModified = response.LastModified; |
176 | 06f11e8b | Panagiotis Kanavos | StatusDescription = response.StatusDescription; |
177 | 06f11e8b | Panagiotis Kanavos | return response; |
178 | 4d301e8e | Panagiotis Kanavos | |
179 | cfed7823 | Panagiotis Kanavos | } |
180 | 06f11e8b | Panagiotis Kanavos | |
181 | 4d301e8e | Panagiotis Kanavos | |
182 | 06f11e8b | Panagiotis Kanavos | //Synchronous version |
183 | 06f11e8b | Panagiotis Kanavos | protected override WebResponse GetWebResponse(WebRequest request) |
184 | 4d301e8e | Panagiotis Kanavos | { |
185 | 06f11e8b | Panagiotis Kanavos | HttpWebResponse response = null; |
186 | 7d915c34 | Panagiotis Kanavos | try |
187 | 6bcdd8e2 | Panagiotis Kanavos | { |
188 | 6bcdd8e2 | Panagiotis Kanavos | Log.InfoFormat("[{0}] {1}",request.Method,request.RequestUri); |
189 | 06f11e8b | Panagiotis Kanavos | response = (HttpWebResponse)base.GetWebResponse(request); |
190 | 7d915c34 | Panagiotis Kanavos | } |
191 | 7d915c34 | Panagiotis Kanavos | catch (WebException exc) |
192 | 5120f3cb | Panagiotis Kanavos | { |
193 | 6f03d6e1 | Panagiotis Kanavos | if (!TryGetResponse(exc, request,out response)) |
194 | 06f11e8b | Panagiotis Kanavos | throw; |
195 | 06f11e8b | Panagiotis Kanavos | } |
196 | 06f11e8b | Panagiotis Kanavos | |
197 | 06f11e8b | Panagiotis Kanavos | StatusCode = response.StatusCode; |
198 | 06f11e8b | Panagiotis Kanavos | LastModified = response.LastModified; |
199 | 06f11e8b | Panagiotis Kanavos | StatusDescription = response.StatusDescription; |
200 | 06f11e8b | Panagiotis Kanavos | return response; |
201 | 06f11e8b | Panagiotis Kanavos | } |
202 | 06f11e8b | Panagiotis Kanavos | |
203 | 6f03d6e1 | Panagiotis Kanavos | private bool TryGetResponse(WebException exc, WebRequest request,out HttpWebResponse response) |
204 | 06f11e8b | Panagiotis Kanavos | { |
205 | 06f11e8b | Panagiotis Kanavos | response = null; |
206 | 06f11e8b | Panagiotis Kanavos | //Fail on empty response |
207 | 06f11e8b | Panagiotis Kanavos | if (exc.Response == null) |
208 | 6f03d6e1 | Panagiotis Kanavos | { |
209 | 6f03d6e1 | Panagiotis Kanavos | Log.WarnFormat("[{0}] {1} {2}", request.Method, exc.Status, request.RequestUri); |
210 | 06f11e8b | Panagiotis Kanavos | return false; |
211 | 6f03d6e1 | Panagiotis Kanavos | } |
212 | 06f11e8b | Panagiotis Kanavos | |
213 | 06f11e8b | Panagiotis Kanavos | response = (exc.Response as HttpWebResponse); |
214 | 6f03d6e1 | Panagiotis Kanavos | var statusCode = (int)response.StatusCode; |
215 | 06f11e8b | Panagiotis Kanavos | //Succeed on allowed status codes |
216 | 06f11e8b | Panagiotis Kanavos | if (AllowedStatusCodes.Contains(response.StatusCode)) |
217 | 6f03d6e1 | Panagiotis Kanavos | { |
218 | 6f03d6e1 | Panagiotis Kanavos | if (Log.IsDebugEnabled) |
219 | 6f03d6e1 | Panagiotis Kanavos | Log.DebugFormat("[{0}] {1} {2}", request.Method, statusCode, request.RequestUri); |
220 | 06f11e8b | Panagiotis Kanavos | return true; |
221 | 6f03d6e1 | Panagiotis Kanavos | } |
222 | 6f03d6e1 | Panagiotis Kanavos | |
223 | 6f03d6e1 | Panagiotis Kanavos | Log.WarnFormat("[{0}] {1} {2}", request.Method, statusCode, request.RequestUri); |
224 | 06f11e8b | Panagiotis Kanavos | |
225 | 06f11e8b | Panagiotis Kanavos | //Does the response have any content to log? |
226 | 06f11e8b | Panagiotis Kanavos | if (exc.Response.ContentLength > 0) |
227 | 06f11e8b | Panagiotis Kanavos | { |
228 | 692ec33b | Panagiotis Kanavos | var content = LogContent(exc.Response); |
229 | 06f11e8b | Panagiotis Kanavos | Log.ErrorFormat(content); |
230 | 7d915c34 | Panagiotis Kanavos | } |
231 | 06f11e8b | Panagiotis Kanavos | return false; |
232 | 7d915c34 | Panagiotis Kanavos | } |
233 | 7d915c34 | Panagiotis Kanavos | |
234 | 06f11e8b | Panagiotis Kanavos | private readonly List<HttpStatusCode> _allowedStatusCodes=new List<HttpStatusCode>{HttpStatusCode.NotModified}; |
235 | 06f11e8b | Panagiotis Kanavos | |
236 | 5120f3cb | Panagiotis Kanavos | public List<HttpStatusCode> AllowedStatusCodes |
237 | 5120f3cb | Panagiotis Kanavos | { |
238 | 5120f3cb | Panagiotis Kanavos | get |
239 | 5120f3cb | Panagiotis Kanavos | { |
240 | 5120f3cb | Panagiotis Kanavos | return _allowedStatusCodes; |
241 | 5120f3cb | Panagiotis Kanavos | } |
242 | 5120f3cb | Panagiotis Kanavos | } |
243 | 5120f3cb | Panagiotis Kanavos | |
244 | bfc13ed8 | Panagiotis Kanavos | public DateTime LastModified { get; private set; } |
245 | bfc13ed8 | Panagiotis Kanavos | |
246 | 692ec33b | Panagiotis Kanavos | private static string LogContent(WebResponse webResponse) |
247 | 7d915c34 | Panagiotis Kanavos | { |
248 | cfed7823 | Panagiotis Kanavos | if (webResponse == null) |
249 | cfed7823 | Panagiotis Kanavos | throw new ArgumentNullException("webResponse"); |
250 | cfed7823 | Panagiotis Kanavos | Contract.EndContractBlock(); |
251 | cfed7823 | Panagiotis Kanavos | |
252 | 692ec33b | Panagiotis Kanavos | //The response stream must be copied to avoid affecting other code by disposing of the |
253 | 692ec33b | Panagiotis Kanavos | //original response stream. |
254 | 692ec33b | Panagiotis Kanavos | var stream = webResponse.GetResponseStream(); |
255 | 3c76f045 | Panagiotis Kanavos | using(var memStream=new MemoryStream()) |
256 | 692ec33b | Panagiotis Kanavos | using (var reader = new StreamReader(memStream)) |
257 | 7d915c34 | Panagiotis Kanavos | { |
258 | 692ec33b | Panagiotis Kanavos | stream.CopyTo(memStream); |
259 | 692ec33b | Panagiotis Kanavos | string content = reader.ReadToEnd(); |
260 | 692ec33b | Panagiotis Kanavos | |
261 | 692ec33b | Panagiotis Kanavos | stream.Seek(0,SeekOrigin.Begin); |
262 | 692ec33b | Panagiotis Kanavos | return content; |
263 | 7d915c34 | Panagiotis Kanavos | } |
264 | 4d301e8e | Panagiotis Kanavos | } |
265 | 4d301e8e | Panagiotis Kanavos | |
266 | 4d301e8e | Panagiotis Kanavos | public string DownloadStringWithRetry(string address,int retries=0) |
267 | 4d301e8e | Panagiotis Kanavos | { |
268 | 27361404 | Panagiotis Kanavos | |
269 | 4d301e8e | Panagiotis Kanavos | if (address == null) |
270 | 4d301e8e | Panagiotis Kanavos | throw new ArgumentNullException("address"); |
271 | 4d301e8e | Panagiotis Kanavos | |
272 | 4d301e8e | Panagiotis Kanavos | var actualAddress = GetActualAddress(address); |
273 | 4d301e8e | Panagiotis Kanavos | |
274 | 82db721b | Panagiotis Kanavos | TraceStart("GET",actualAddress); |
275 | 82db721b | Panagiotis Kanavos | |
276 | 4d301e8e | Panagiotis Kanavos | var actualRetries = (retries == 0) ? Retries : retries; |
277 | d15e99b4 | Panagiotis Kanavos | |
278 | 692ec33b | Panagiotis Kanavos | var uriString = String.Join("/", BaseAddress.TrimEnd('/'), actualAddress); |
279 | 692ec33b | Panagiotis Kanavos | |
280 | 7d915c34 | Panagiotis Kanavos | var task = Retry(() => |
281 | 692ec33b | Panagiotis Kanavos | { |
282 | 4d301e8e | Panagiotis Kanavos | var content = base.DownloadString(uriString); |
283 | 4d301e8e | Panagiotis Kanavos | |
284 | 4d301e8e | Panagiotis Kanavos | if (StatusCode == HttpStatusCode.NoContent) |
285 | 4d301e8e | Panagiotis Kanavos | return String.Empty; |
286 | 4d301e8e | Panagiotis Kanavos | return content; |
287 | 4d301e8e | Panagiotis Kanavos | |
288 | 4d301e8e | Panagiotis Kanavos | }, actualRetries); |
289 | 4d301e8e | Panagiotis Kanavos | |
290 | 65282d58 | Panagiotis Kanavos | try |
291 | 65282d58 | Panagiotis Kanavos | { |
292 | f4a72cb8 | pkanavos | var result = task.Result; |
293 | 65282d58 | Panagiotis Kanavos | return result; |
294 | 65282d58 | Panagiotis Kanavos | |
295 | 65282d58 | Panagiotis Kanavos | } |
296 | 65282d58 | Panagiotis Kanavos | catch (AggregateException exc) |
297 | 65282d58 | Panagiotis Kanavos | { |
298 | 65282d58 | Panagiotis Kanavos | //If the task fails, propagate the original exception |
299 | 65282d58 | Panagiotis Kanavos | if (exc.InnerException!=null) |
300 | 65282d58 | Panagiotis Kanavos | throw exc.InnerException; |
301 | 65282d58 | Panagiotis Kanavos | throw; |
302 | 65282d58 | Panagiotis Kanavos | } |
303 | 4d301e8e | Panagiotis Kanavos | } |
304 | 4d301e8e | Panagiotis Kanavos | |
305 | 4d301e8e | Panagiotis Kanavos | public void Head(string address,int retries=0) |
306 | 4d301e8e | Panagiotis Kanavos | { |
307 | cfed7823 | Panagiotis Kanavos | AllowedStatusCodes.Add(HttpStatusCode.NotFound); |
308 | 4d301e8e | Panagiotis Kanavos | RetryWithoutContent(address, retries, "HEAD"); |
309 | 4d301e8e | Panagiotis Kanavos | } |
310 | 4d301e8e | Panagiotis Kanavos | |
311 | 8f918cb0 | pkanavos | public void PutWithRetry(string address, int retries = 0, string contentType=null) |
312 | 4d301e8e | Panagiotis Kanavos | { |
313 | 8f918cb0 | pkanavos | RetryWithoutContent(address, retries, "PUT",contentType); |
314 | 4d301e8e | Panagiotis Kanavos | } |
315 | 4d301e8e | Panagiotis Kanavos | |
316 | bb7717f5 | pkanavos | public void PostWithRetry(string address,string contentType) |
317 | bb7717f5 | pkanavos | { |
318 | bb7717f5 | pkanavos | RetryWithoutContent(address, 0, "POST",contentType); |
319 | bb7717f5 | pkanavos | } |
320 | bb7717f5 | pkanavos | |
321 | 4d301e8e | Panagiotis Kanavos | public void DeleteWithRetry(string address,int retries=0) |
322 | 4d301e8e | Panagiotis Kanavos | { |
323 | 4d301e8e | Panagiotis Kanavos | RetryWithoutContent(address, retries, "DELETE"); |
324 | 4d301e8e | Panagiotis Kanavos | } |
325 | 4d301e8e | Panagiotis Kanavos | |
326 | aba9e6d9 | Panagiotis Kanavos | public string GetHeaderValue(string headerName,bool optional=false) |
327 | 4d301e8e | Panagiotis Kanavos | { |
328 | cfed7823 | Panagiotis Kanavos | if (this.ResponseHeaders==null) |
329 | cfed7823 | Panagiotis Kanavos | throw new InvalidOperationException("ResponseHeaders are null"); |
330 | cfed7823 | Panagiotis Kanavos | Contract.EndContractBlock(); |
331 | cfed7823 | Panagiotis Kanavos | |
332 | 4d301e8e | Panagiotis Kanavos | var values=this.ResponseHeaders.GetValues(headerName); |
333 | aba9e6d9 | Panagiotis Kanavos | if (values != null) |
334 | 4d301e8e | Panagiotis Kanavos | return values[0]; |
335 | aba9e6d9 | Panagiotis Kanavos | |
336 | aba9e6d9 | Panagiotis Kanavos | if (optional) |
337 | aba9e6d9 | Panagiotis Kanavos | return null; |
338 | aba9e6d9 | Panagiotis Kanavos | //A required header was not found |
339 | aba9e6d9 | Panagiotis Kanavos | throw new WebException(String.Format("The {0} header is missing", headerName)); |
340 | aba9e6d9 | Panagiotis Kanavos | } |
341 | aba9e6d9 | Panagiotis Kanavos | |
342 | aba9e6d9 | Panagiotis Kanavos | public void SetNonEmptyHeaderValue(string headerName, string value) |
343 | aba9e6d9 | Panagiotis Kanavos | { |
344 | aba9e6d9 | Panagiotis Kanavos | if (String.IsNullOrWhiteSpace(value)) |
345 | aba9e6d9 | Panagiotis Kanavos | return; |
346 | aba9e6d9 | Panagiotis Kanavos | Headers.Add(headerName,value); |
347 | 4d301e8e | Panagiotis Kanavos | } |
348 | 4d301e8e | Panagiotis Kanavos | |
349 | bb7717f5 | pkanavos | private void RetryWithoutContent(string address, int retries, string method,string contentType=null) |
350 | 4d301e8e | Panagiotis Kanavos | { |
351 | 4d301e8e | Panagiotis Kanavos | if (address == null) |
352 | 4d301e8e | Panagiotis Kanavos | throw new ArgumentNullException("address"); |
353 | 4d301e8e | Panagiotis Kanavos | |
354 | 82db721b | Panagiotis Kanavos | var actualAddress = GetActualAddress(address); |
355 | 4d301e8e | Panagiotis Kanavos | var actualRetries = (retries == 0) ? Retries : retries; |
356 | 82db721b | Panagiotis Kanavos | |
357 | 7d915c34 | Panagiotis Kanavos | var task = Retry(() => |
358 | 4d301e8e | Panagiotis Kanavos | { |
359 | 4d301e8e | Panagiotis Kanavos | var uriString = String.Join("/",BaseAddress ,actualAddress); |
360 | 4d301e8e | Panagiotis Kanavos | var uri = new Uri(uriString); |
361 | 4d301e8e | Panagiotis Kanavos | var request = GetWebRequest(uri); |
362 | bb7717f5 | pkanavos | if (contentType!=null) |
363 | bb7717f5 | pkanavos | { |
364 | bb7717f5 | pkanavos | request.ContentType = contentType; |
365 | bb7717f5 | pkanavos | request.ContentLength = 0; |
366 | bb7717f5 | pkanavos | } |
367 | 4d301e8e | Panagiotis Kanavos | request.Method = method; |
368 | 4d301e8e | Panagiotis Kanavos | if (ResponseHeaders!=null) |
369 | 4d301e8e | Panagiotis Kanavos | ResponseHeaders.Clear(); |
370 | 4d301e8e | Panagiotis Kanavos | |
371 | 82db721b | Panagiotis Kanavos | TraceStart(method, uriString); |
372 | 0af3141d | Panagiotis Kanavos | if (method == "PUT") |
373 | 0af3141d | Panagiotis Kanavos | request.ContentLength = 0; |
374 | 06f11e8b | Panagiotis Kanavos | |
375 | 692ec33b | Panagiotis Kanavos | //Have to use try/finally instead of using here, because WebClient needs a valid WebResponse object |
376 | 692ec33b | Panagiotis Kanavos | //in order to return response headers |
377 | 4d301e8e | Panagiotis Kanavos | var response = (HttpWebResponse)GetWebResponse(request); |
378 | 692ec33b | Panagiotis Kanavos | try |
379 | 692ec33b | Panagiotis Kanavos | { |
380 | 692ec33b | Panagiotis Kanavos | LastModified = response.LastModified; |
381 | 692ec33b | Panagiotis Kanavos | StatusCode = response.StatusCode; |
382 | 692ec33b | Panagiotis Kanavos | StatusDescription = response.StatusDescription; |
383 | 692ec33b | Panagiotis Kanavos | } |
384 | 692ec33b | Panagiotis Kanavos | finally |
385 | 692ec33b | Panagiotis Kanavos | { |
386 | 692ec33b | Panagiotis Kanavos | response.Close(); |
387 | 692ec33b | Panagiotis Kanavos | } |
388 | 4d301e8e | Panagiotis Kanavos | |
389 | 4d301e8e | Panagiotis Kanavos | |
390 | 4d301e8e | Panagiotis Kanavos | return 0; |
391 | 4d301e8e | Panagiotis Kanavos | }, actualRetries); |
392 | 4d301e8e | Panagiotis Kanavos | |
393 | 5ce54458 | Panagiotis Kanavos | try |
394 | 5ce54458 | Panagiotis Kanavos | { |
395 | 5ce54458 | Panagiotis Kanavos | task.Wait(); |
396 | 5ce54458 | Panagiotis Kanavos | } |
397 | 5ce54458 | Panagiotis Kanavos | catch (AggregateException ex) |
398 | 5ce54458 | Panagiotis Kanavos | { |
399 | 5ce54458 | Panagiotis Kanavos | var exc = ex.InnerException; |
400 | 5ce54458 | Panagiotis Kanavos | if (exc is RetryException) |
401 | 5ce54458 | Panagiotis Kanavos | { |
402 | 5120f3cb | Panagiotis Kanavos | Log.ErrorFormat("[{0}] RETRY FAILED for {1} after {2} retries",method,address,retries); |
403 | 5ce54458 | Panagiotis Kanavos | } |
404 | 5ce54458 | Panagiotis Kanavos | else |
405 | 5ce54458 | Panagiotis Kanavos | { |
406 | 5120f3cb | Panagiotis Kanavos | Log.ErrorFormat("[{0}] FAILED for {1} with \n{2}", method, address, exc); |
407 | 5ce54458 | Panagiotis Kanavos | } |
408 | c28a075a | Panagiotis Kanavos | throw exc; |
409 | 5ce54458 | Panagiotis Kanavos | |
410 | 5ce54458 | Panagiotis Kanavos | } |
411 | 5ce54458 | Panagiotis Kanavos | catch(Exception ex) |
412 | 5ce54458 | Panagiotis Kanavos | { |
413 | 5120f3cb | Panagiotis Kanavos | Log.ErrorFormat("[{0}] FAILED for {1} with \n{2}", method, address, ex); |
414 | 5ce54458 | Panagiotis Kanavos | throw; |
415 | 5ce54458 | Panagiotis Kanavos | } |
416 | 4d301e8e | Panagiotis Kanavos | } |
417 | 9c4346c9 | Panagiotis Kanavos | |
418 | 82db721b | Panagiotis Kanavos | private static void TraceStart(string method, string actualAddress) |
419 | 82db721b | Panagiotis Kanavos | { |
420 | 5120f3cb | Panagiotis Kanavos | Log.InfoFormat("[{0}] {1} {2}", method, DateTime.Now, actualAddress); |
421 | 82db721b | Panagiotis Kanavos | } |
422 | 82db721b | Panagiotis Kanavos | |
423 | 4d301e8e | Panagiotis Kanavos | private string GetActualAddress(string address) |
424 | 4d301e8e | Panagiotis Kanavos | { |
425 | 4d301e8e | Panagiotis Kanavos | if (Parameters.Count == 0) |
426 | 4d301e8e | Panagiotis Kanavos | return address; |
427 | 4d301e8e | Panagiotis Kanavos | var addressBuilder=new StringBuilder(address); |
428 | 4d301e8e | Panagiotis Kanavos | |
429 | 4d301e8e | Panagiotis Kanavos | bool isFirst = true; |
430 | 4d301e8e | Panagiotis Kanavos | foreach (var parameter in Parameters) |
431 | 4d301e8e | Panagiotis Kanavos | { |
432 | 4d301e8e | Panagiotis Kanavos | if(isFirst) |
433 | 4d301e8e | Panagiotis Kanavos | addressBuilder.AppendFormat("?{0}={1}", parameter.Key, parameter.Value); |
434 | 4d301e8e | Panagiotis Kanavos | else |
435 | 4d301e8e | Panagiotis Kanavos | addressBuilder.AppendFormat("&{0}={1}", parameter.Key, parameter.Value); |
436 | 4d301e8e | Panagiotis Kanavos | isFirst = false; |
437 | 4d301e8e | Panagiotis Kanavos | } |
438 | 4d301e8e | Panagiotis Kanavos | return addressBuilder.ToString(); |
439 | 4d301e8e | Panagiotis Kanavos | } |
440 | 4d301e8e | Panagiotis Kanavos | |
441 | 4d301e8e | Panagiotis Kanavos | public string DownloadStringWithRetry(Uri address,int retries=0) |
442 | 4d301e8e | Panagiotis Kanavos | { |
443 | 4d301e8e | Panagiotis Kanavos | if (address == null) |
444 | 4d301e8e | Panagiotis Kanavos | throw new ArgumentNullException("address"); |
445 | 4d301e8e | Panagiotis Kanavos | |
446 | 4d301e8e | Panagiotis Kanavos | var actualRetries = (retries == 0) ? Retries : retries; |
447 | 7d915c34 | Panagiotis Kanavos | var task = Retry(() => |
448 | 4d301e8e | Panagiotis Kanavos | { |
449 | 4d301e8e | Panagiotis Kanavos | var content = base.DownloadString(address); |
450 | 4d301e8e | Panagiotis Kanavos | |
451 | 4d301e8e | Panagiotis Kanavos | if (StatusCode == HttpStatusCode.NoContent) |
452 | 4d301e8e | Panagiotis Kanavos | return String.Empty; |
453 | 4d301e8e | Panagiotis Kanavos | return content; |
454 | 4d301e8e | Panagiotis Kanavos | |
455 | 4d301e8e | Panagiotis Kanavos | }, actualRetries); |
456 | 4d301e8e | Panagiotis Kanavos | |
457 | 7d915c34 | Panagiotis Kanavos | var result = task.Result; |
458 | 4d301e8e | Panagiotis Kanavos | return result; |
459 | 4d301e8e | Panagiotis Kanavos | } |
460 | 4d301e8e | Panagiotis Kanavos | |
461 | d15e99b4 | Panagiotis Kanavos | |
462 | 4d301e8e | Panagiotis Kanavos | /// <summary> |
463 | 9c4346c9 | Panagiotis Kanavos | /// Copies headers from another RestClient |
464 | 4d301e8e | Panagiotis Kanavos | /// </summary> |
465 | 9c4346c9 | Panagiotis Kanavos | /// <param name="source">The RestClient from which the headers are copied</param> |
466 | 9c4346c9 | Panagiotis Kanavos | public void CopyHeaders(RestClient source) |
467 | 4d301e8e | Panagiotis Kanavos | { |
468 | 4d301e8e | Panagiotis Kanavos | if (source == null) |
469 | 4d301e8e | Panagiotis Kanavos | throw new ArgumentNullException("source", "source can't be null"); |
470 | cfed7823 | Panagiotis Kanavos | Contract.EndContractBlock(); |
471 | cfed7823 | Panagiotis Kanavos | //The Headers getter initializes the property, it is never null |
472 | cfed7823 | Panagiotis Kanavos | Contract.Assume(Headers!=null); |
473 | cfed7823 | Panagiotis Kanavos | |
474 | 4d301e8e | Panagiotis Kanavos | CopyHeaders(source.Headers,Headers); |
475 | 4d301e8e | Panagiotis Kanavos | } |
476 | 4d301e8e | Panagiotis Kanavos | |
477 | 4d301e8e | Panagiotis Kanavos | /// <summary> |
478 | d15e99b4 | Panagiotis Kanavos | /// Copies headers from one header collection to another |
479 | 4d301e8e | Panagiotis Kanavos | /// </summary> |
480 | d15e99b4 | Panagiotis Kanavos | /// <param name="source">The source collection from which the headers are copied</param> |
481 | d15e99b4 | Panagiotis Kanavos | /// <param name="target">The target collection to which the headers are copied</param> |
482 | 4d301e8e | Panagiotis Kanavos | public static void CopyHeaders(WebHeaderCollection source,WebHeaderCollection target) |
483 | 4d301e8e | Panagiotis Kanavos | { |
484 | 4d301e8e | Panagiotis Kanavos | if (source == null) |
485 | 4d301e8e | Panagiotis Kanavos | throw new ArgumentNullException("source", "source can't be null"); |
486 | 4d301e8e | Panagiotis Kanavos | if (target == null) |
487 | 4d301e8e | Panagiotis Kanavos | throw new ArgumentNullException("target", "target can't be null"); |
488 | cfed7823 | Panagiotis Kanavos | Contract.EndContractBlock(); |
489 | cfed7823 | Panagiotis Kanavos | |
490 | 4d301e8e | Panagiotis Kanavos | for (int i = 0; i < source.Count; i++) |
491 | 4d301e8e | Panagiotis Kanavos | { |
492 | 4d301e8e | Panagiotis Kanavos | target.Add(source.GetKey(i), source[i]); |
493 | 4d301e8e | Panagiotis Kanavos | } |
494 | 4d301e8e | Panagiotis Kanavos | } |
495 | 4d301e8e | Panagiotis Kanavos | |
496 | 4d301e8e | Panagiotis Kanavos | public void AssertStatusOK(string message) |
497 | 4d301e8e | Panagiotis Kanavos | { |
498 | 4d301e8e | Panagiotis Kanavos | if (StatusCode >= HttpStatusCode.BadRequest) |
499 | 4d301e8e | Panagiotis Kanavos | throw new WebException(String.Format("{0} with code {1} - {2}", message, StatusCode, StatusDescription)); |
500 | 4d301e8e | Panagiotis Kanavos | } |
501 | 4d301e8e | Panagiotis Kanavos | |
502 | 4d301e8e | Panagiotis Kanavos | |
503 | 0c02aa65 | Panagiotis Kanavos | private Task<T> Retry<T>(Func<T> original, int retryCount, TaskCompletionSource<T> tcs = null) |
504 | 7d915c34 | Panagiotis Kanavos | { |
505 | cfed7823 | Panagiotis Kanavos | if (original==null) |
506 | cfed7823 | Panagiotis Kanavos | throw new ArgumentNullException("original"); |
507 | cfed7823 | Panagiotis Kanavos | Contract.EndContractBlock(); |
508 | cfed7823 | Panagiotis Kanavos | |
509 | 0c02aa65 | Panagiotis Kanavos | if (tcs == null) |
510 | 0c02aa65 | Panagiotis Kanavos | tcs = new TaskCompletionSource<T>(); |
511 | 0c02aa65 | Panagiotis Kanavos | Task.Factory.StartNew(original).ContinueWith(_original => |
512 | 7d915c34 | Panagiotis Kanavos | { |
513 | 0c02aa65 | Panagiotis Kanavos | if (!_original.IsFaulted) |
514 | 0c02aa65 | Panagiotis Kanavos | tcs.SetFromTask(_original); |
515 | 0c02aa65 | Panagiotis Kanavos | else |
516 | 7d915c34 | Panagiotis Kanavos | { |
517 | 7d915c34 | Panagiotis Kanavos | var e = _original.Exception.InnerException; |
518 | 0c02aa65 | Panagiotis Kanavos | var we = (e as WebException); |
519 | 0c02aa65 | Panagiotis Kanavos | if (we==null) |
520 | 0c02aa65 | Panagiotis Kanavos | tcs.SetException(e); |
521 | 0c02aa65 | Panagiotis Kanavos | else |
522 | 7d915c34 | Panagiotis Kanavos | { |
523 | 0c02aa65 | Panagiotis Kanavos | var statusCode = GetStatusCode(we); |
524 | 0c02aa65 | Panagiotis Kanavos | |
525 | 0c02aa65 | Panagiotis Kanavos | //Return null for 404 |
526 | 0c02aa65 | Panagiotis Kanavos | if (statusCode == HttpStatusCode.NotFound) |
527 | 0c02aa65 | Panagiotis Kanavos | tcs.SetResult(default(T)); |
528 | 0c02aa65 | Panagiotis Kanavos | //Retry for timeouts and service unavailable |
529 | 0c02aa65 | Panagiotis Kanavos | else if (we.Status == WebExceptionStatus.Timeout || |
530 | 0c02aa65 | Panagiotis Kanavos | (we.Status == WebExceptionStatus.ProtocolError && statusCode == HttpStatusCode.ServiceUnavailable)) |
531 | 7d915c34 | Panagiotis Kanavos | { |
532 | 7d915c34 | Panagiotis Kanavos | TimedOut = true; |
533 | 7d915c34 | Panagiotis Kanavos | if (retryCount == 0) |
534 | 5ce54458 | Panagiotis Kanavos | { |
535 | 5120f3cb | Panagiotis Kanavos | Log.ErrorFormat("[ERROR] Timed out too many times. \n{0}\n",e); |
536 | 0c02aa65 | Panagiotis Kanavos | tcs.SetException(new RetryException("Timed out too many times.", e)); |
537 | 0c02aa65 | Panagiotis Kanavos | } |
538 | 0c02aa65 | Panagiotis Kanavos | else |
539 | 0c02aa65 | Panagiotis Kanavos | { |
540 | 5120f3cb | Panagiotis Kanavos | Log.ErrorFormat( |
541 | 0c02aa65 | Panagiotis Kanavos | "[RETRY] Timed out after {0} ms. Will retry {1} more times\n{2}", Timeout, |
542 | 0c02aa65 | Panagiotis Kanavos | retryCount, e); |
543 | 0c02aa65 | Panagiotis Kanavos | Retry(original, retryCount - 1, tcs); |
544 | 7d915c34 | Panagiotis Kanavos | } |
545 | 7d915c34 | Panagiotis Kanavos | } |
546 | 0c02aa65 | Panagiotis Kanavos | else |
547 | 0c02aa65 | Panagiotis Kanavos | tcs.SetException(e); |
548 | 7d915c34 | Panagiotis Kanavos | } |
549 | 0c02aa65 | Panagiotis Kanavos | }; |
550 | 0c02aa65 | Panagiotis Kanavos | }); |
551 | 0c02aa65 | Panagiotis Kanavos | return tcs.Task; |
552 | 4d301e8e | Panagiotis Kanavos | } |
553 | 4d301e8e | Panagiotis Kanavos | |
554 | 0c02aa65 | Panagiotis Kanavos | private HttpStatusCode GetStatusCode(WebException we) |
555 | 0c02aa65 | Panagiotis Kanavos | { |
556 | cfed7823 | Panagiotis Kanavos | if (we==null) |
557 | cfed7823 | Panagiotis Kanavos | throw new ArgumentNullException("we"); |
558 | 0c02aa65 | Panagiotis Kanavos | var statusCode = HttpStatusCode.RequestTimeout; |
559 | 0c02aa65 | Panagiotis Kanavos | if (we.Response != null) |
560 | 0c02aa65 | Panagiotis Kanavos | { |
561 | 0c02aa65 | Panagiotis Kanavos | statusCode = ((HttpWebResponse) we.Response).StatusCode; |
562 | 0c02aa65 | Panagiotis Kanavos | this.StatusCode = statusCode; |
563 | 0c02aa65 | Panagiotis Kanavos | } |
564 | 0c02aa65 | Panagiotis Kanavos | return statusCode; |
565 | 0c02aa65 | Panagiotis Kanavos | } |
566 | cfed7823 | Panagiotis Kanavos | |
567 | cfed7823 | Panagiotis Kanavos | public UriBuilder GetAddressBuilder(string container, string objectName) |
568 | cfed7823 | Panagiotis Kanavos | { |
569 | cfed7823 | Panagiotis Kanavos | var builder = new UriBuilder(String.Join("/", BaseAddress, container, objectName)); |
570 | cfed7823 | Panagiotis Kanavos | return builder; |
571 | cfed7823 | Panagiotis Kanavos | } |
572 | c92e02f3 | Panagiotis Kanavos | |
573 | c92e02f3 | Panagiotis Kanavos | public Dictionary<string, string> GetMeta(string metaPrefix) |
574 | c92e02f3 | Panagiotis Kanavos | { |
575 | c92e02f3 | Panagiotis Kanavos | if (String.IsNullOrWhiteSpace(metaPrefix)) |
576 | c92e02f3 | Panagiotis Kanavos | throw new ArgumentNullException("metaPrefix"); |
577 | c92e02f3 | Panagiotis Kanavos | Contract.EndContractBlock(); |
578 | c92e02f3 | Panagiotis Kanavos | |
579 | c92e02f3 | Panagiotis Kanavos | var keys = ResponseHeaders.AllKeys.AsQueryable(); |
580 | c92e02f3 | Panagiotis Kanavos | var dict = (from key in keys |
581 | c92e02f3 | Panagiotis Kanavos | where key.StartsWith(metaPrefix) |
582 | c92e02f3 | Panagiotis Kanavos | let name = key.Substring(metaPrefix.Length) |
583 | c92e02f3 | Panagiotis Kanavos | select new { Name = name, Value = ResponseHeaders[key] }) |
584 | c92e02f3 | Panagiotis Kanavos | .ToDictionary(t => t.Name, t => t.Value); |
585 | c92e02f3 | Panagiotis Kanavos | return dict; |
586 | c92e02f3 | Panagiotis Kanavos | } |
587 | bb7717f5 | pkanavos | |
588 | 4d301e8e | Panagiotis Kanavos | } |
589 | 4d301e8e | Panagiotis Kanavos | |
590 | 4d301e8e | Panagiotis Kanavos | public class RetryException:Exception |
591 | 4d301e8e | Panagiotis Kanavos | { |
592 | 4d301e8e | Panagiotis Kanavos | public RetryException() |
593 | 4d301e8e | Panagiotis Kanavos | :base() |
594 | 4d301e8e | Panagiotis Kanavos | { |
595 | 4d301e8e | Panagiotis Kanavos | |
596 | 4d301e8e | Panagiotis Kanavos | } |
597 | 4d301e8e | Panagiotis Kanavos | |
598 | 4d301e8e | Panagiotis Kanavos | public RetryException(string message) |
599 | 4d301e8e | Panagiotis Kanavos | :base(message) |
600 | 4d301e8e | Panagiotis Kanavos | { |
601 | 4d301e8e | Panagiotis Kanavos | |
602 | 4d301e8e | Panagiotis Kanavos | } |
603 | 4d301e8e | Panagiotis Kanavos | |
604 | 4d301e8e | Panagiotis Kanavos | public RetryException(string message,Exception innerException) |
605 | 4d301e8e | Panagiotis Kanavos | :base(message,innerException) |
606 | 4d301e8e | Panagiotis Kanavos | { |
607 | 4d301e8e | Panagiotis Kanavos | |
608 | 4d301e8e | Panagiotis Kanavos | } |
609 | 4d301e8e | Panagiotis Kanavos | |
610 | 4d301e8e | Panagiotis Kanavos | public RetryException(SerializationInfo info,StreamingContext context) |
611 | 4d301e8e | Panagiotis Kanavos | :base(info,context) |
612 | 4d301e8e | Panagiotis Kanavos | { |
613 | 4d301e8e | Panagiotis Kanavos | |
614 | 4d301e8e | Panagiotis Kanavos | } |
615 | 4d301e8e | Panagiotis Kanavos | } |
616 | 4d301e8e | Panagiotis Kanavos | } |