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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.chain.web.jakarta.servlet;
18  
19  import java.util.Collections;
20  
21  import org.apache.commons.chain.web.ParamValuesMap;
22  
23  import jakarta.servlet.http.HttpServletRequest;
24  
25  /**
26   * Private implementation of {@code Map} for servlet request
27   * name-values[].
28   *
29   * @author Craig R. McClanahan
30   * @version $Revision$ $Date$
31   */
32  final class ServletHeaderValuesMap extends ParamValuesMap<HttpServletRequest> {
33  
34      /**
35       * The constructor for the servlet request name-values[].
36       *
37       * @param request the servlet-request
38       */
39      ServletHeaderValuesMap(HttpServletRequest request) {
40          super(request, name -> Collections.list(request.getHeaders(name)).toArray(new String[0]), request::getHeaderNames);
41      }
42  }