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.util.LinkedList;
  28 import java.util.List;
  29 
  30 class FilterFactory {
  31 
  32     final LinkedList<Class<? extends HeaderFilter>> filterClasses = new LinkedList<>();
  33 
  34     public void addFilter(Class<? extends HeaderFilter> type) {
  35         filterClasses.add(type);
  36     }
  37 
  38     List<HeaderFilter> getFilterChain() {
  39         List<HeaderFilter> l = new LinkedList<>();
  40         for (Class<? extends HeaderFilter> clazz : filterClasses) {
  41             try {
  42                 l.add(clazz.newInstance());
  43             } catch (ReflectiveOperationException e) {
  44                 throw new InternalError(e);
  45             }
  46         }
  47         return l;
  48     }
  49 }