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1   package org.apache.archiva.webdav.util;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *  http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  
23  import org.apache.archiva.security.common.ArchivaRoleConstants;
24  import org.apache.commons.lang.StringUtils;
25  
26  import java.util.ArrayList;
27  import java.util.List;
28  import java.util.Locale;
29  
30  /**
31   * WebdavMethodUtil
32   *
33   */
34  public class WebdavMethodUtil
35  {
36      private static final List<String> READ_METHODS;
37  
38      static
39      {
40          READ_METHODS = new ArrayList<>( 5 );
41          READ_METHODS.add( "HEAD" );
42          READ_METHODS.add( "GET" );
43          READ_METHODS.add( "PROPFIND" );
44          READ_METHODS.add( "OPTIONS" );
45          READ_METHODS.add( "REPORT" );
46      }
47  
48      public static String getMethodPermission( String method )
49      {
50          if ( StringUtils.isBlank( method ) )
51          {
52              throw new IllegalArgumentException( "WebDAV method is empty" );
53          }
54          if ( READ_METHODS.contains( method.toUpperCase( Locale.US ) ) )
55          {
56              return ArchivaRoleConstants.OPERATION_REPOSITORY_ACCESS;
57          }
58          else if ( "DELETE".equals( method.toUpperCase( Locale.US ) ) )
59          {
60              return ArchivaRoleConstants.OPERATION_REPOSITORY_DELETE;
61          }
62          else
63          {
64              return ArchivaRoleConstants.OPERATION_REPOSITORY_UPLOAD;
65          }
66      }
67  
68      public static boolean isReadMethod( String method )
69      {
70          if ( StringUtils.isBlank( method ) )
71          {
72              throw new IllegalArgumentException( "WebDAV method is empty" );
73          }
74          return READ_METHODS.contains( method.toUpperCase( Locale.US ) );
75      }
76  }