1 /*
   2  * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  */
  24 
  25 package java.net.http;
  26 
  27 import java.io.IOException;
  28 import java.net.CookieManager;
  29 import java.util.List;
  30 import java.util.Map;
  31 import java.util.Set;
  32 
  33 class CookieFilter implements HeaderFilter {
  34 
  35     final HttpClientImpl client;
  36     final CookieManager cookieMan;
  37 
  38     CookieFilter(HttpClientImpl client) {
  39         this.client = client;
  40         this.cookieMan = client.cookieManager().orElseThrow(
  41                 () -> new IllegalArgumentException("no cookie manager"));
  42     }
  43 
  44     @Override
  45     public void request(HttpRequestImpl r) throws IOException {
  46         Map<String,List<String>> userheaders, cookies;
  47         userheaders = r.getUserHeaders().map();
  48         cookies = cookieMan.get(r.uri(), userheaders);
  49         // add the returned cookies
  50         HttpHeadersImpl systemHeaders = r.getSystemHeaders();
  51         Set<String> keys = cookies.keySet();
  52         for (String hdrname : keys) {
  53             List<String> vals = cookies.get(hdrname);
  54             for (String val : vals) {
  55                 systemHeaders.addHeader(hdrname, val);
  56             }
  57         }
  58     }
  59 
  60     @Override
  61     public HttpRequestImpl response(HttpResponseImpl r) throws IOException {
  62         HttpHeaders hdrs = r.headers();
  63         cookieMan.put(r.uri(), hdrs.map());
  64         return null;
  65     }
  66 }