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1   /**
2    * This file Copyright (c) 2014-2018 Magnolia International
3    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
4    *
5    *
6    * This file is dual-licensed under both the Magnolia
7    * Network Agreement and the GNU General Public License.
8    * You may elect to use one or the other of these licenses.
9    *
10   * This file is distributed in the hope that it will be
11   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12   * implied warranty of MERCHANTABILITY or FITNESS FOR A
13   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14   * Redistribution, except as permitted by whichever of the GPL
15   * or MNA you select, is prohibited.
16   *
17   * 1. For the GPL license (GPL), you can redistribute and/or
18   * modify this file under the terms of the GNU General
19   * Public License, Version 3, as published by the Free Software
20   * Foundation.  You should have received a copy of the GNU
21   * General Public License, Version 3 along with this program;
22   * if not, write to the Free Software Foundation, Inc., 51
23   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24   *
25   * 2. For the Magnolia Network Agreement (MNA), this file
26   * and the accompanying materials are made available under the
27   * terms of the MNA which accompanies this distribution, and
28   * is available at http://www.magnolia-cms.com/mna.html
29   *
30   * Any modifications to this file must keep this entire header
31   * intact.
32   *
33   */
34  package info.magnolia.voting.voters;
35  
36  import javax.servlet.http.HttpServletRequest;
37  
38  import org.apache.commons.lang3.StringUtils;
39  
40  /**
41   * Voter that checks for a specific GET parameter and an optional value. If no value is specified the voter just checks
42   * for the existence of the parameter no matter what value is set.
43   *
44   * <p>Parameters (as Magnolia's configuration nodes):</p>
45   * <ul>
46   * <li>parameterName: the name of the parameter, e.g. <code>mgnlPreview</code> (required)</li>
47   * <li>parameterValue: the expected value (optional)</li>
48   * </ul>
49   *
50   * @deprecated since 5.5.3 in favor of {@link RequestParameterVoter}.
51   */
52  @Deprecated
53  public class RequestParametersVoter extends AbstractBoolVoter<HttpServletRequest> {
54  
55      private String parameterName;
56      private String parameterValue;
57  
58      @Override
59      protected boolean boolVote(HttpServletRequest request) {
60          if (StringUtils.isNotBlank(parameterName)) {
61              if (request.getParameter(parameterName) != null) {
62                  if (parameterValue != null) {
63                      return request.getParameter(parameterName).equals(parameterValue);
64                  } else {
65                      return true;
66                  }
67              }
68          }
69  
70          return false;
71      }
72  
73      public String getParameterName() {
74          return parameterName;
75      }
76  
77      public void setParameterName(String parameterName) {
78          this.parameterName = parameterName;
79      }
80  
81      public String getParameterValue() {
82          return parameterValue;
83      }
84  
85      public void setParameterValue(String parameterValue) {
86          this.parameterValue = parameterValue;
87      }
88  
89      @Override
90      public String toString() {
91          return super.toString() + parameterName + (parameterValue != null ? "=" + parameterValue : "");
92      }
93  
94  }