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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  import org.apache.commons.lang.ArrayUtils;
23  import org.apache.commons.lang.StringUtils;
24  
25  /**
26   */
27  public class RepositoryPathUtil
28  {
29  
30      public static String getRepositoryName( final String href )
31      {
32          String requestPathInfo = StringUtils.defaultString( href );
33  
34          //remove prefix ie /repository/blah becomes /blah
35          requestPathInfo = removePrefix( requestPathInfo );
36  
37          // Remove prefixing slash as the repository id doesn't contain it;
38          if ( requestPathInfo.startsWith( "/" ) )
39          {
40              requestPathInfo = requestPathInfo.substring( 1 );
41          }
42  
43          // Find first element, if slash exists.
44          int slash = requestPathInfo.indexOf( '/' );
45          if ( slash > 0 )
46          {
47              // Filtered: "central/org/apache/maven/" -> "central"
48              return requestPathInfo.substring( 0, slash );
49          }
50          return requestPathInfo;
51      }
52  
53      private static String removePrefix( final String href )
54      {
55          String[] parts = StringUtils.split( href, '/' );
56          parts = (String[]) ArrayUtils.subarray( parts, 1, parts.length );
57          if ( parts == null || parts.length == 0 )
58          {
59              return "/";
60          }
61  
62          String joinedString = StringUtils.join( parts, '/' );
63          if ( href.endsWith( "/" ) )
64          {
65              joinedString = joinedString + "/";
66          }
67  
68          return joinedString;
69      }
70  }