View Javadoc
1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one   *
3    * or more contributor license agreements.  See the NOTICE file *
4    * distributed with this work for additional information        *
5    * regarding copyright ownership.  The ASF licenses this file   *
6    * to you under the Apache License, Version 2.0 (the            *
7    * "License"); you may not use this file except in compliance   *
8    * with the License.  You may obtain a copy of the License at   *
9    *                                                              *
10   *   http://www.apache.org/licenses/LICENSE-2.0                 *
11   *                                                              *
12   * Unless required by applicable law or agreed to in writing,   *
13   * software distributed under the License is distributed on an  *
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
15   * KIND, either express or implied.  See the License for the    *
16   * specific language governing permissions and limitations      *
17   * under the License.                                           *
18   */ 
19  package org.apache.rat.document.impl.guesser;
20  
21  import java.util.Locale;
22  
23  import org.apache.commons.lang.StringUtils;
24  
25  public class GuessUtils {
26      
27      private static final String[] SEPARATORS = {"/", "\\"};
28      
29      /**
30       * Converts name to upper case and strips any path.
31       * @param name not null
32       * @return not null
33       */
34      public static final String normalise(final String name) {
35          String result = name.toUpperCase(Locale.US);
36          final int lastSeparatorIndex = StringUtils.lastIndexOfAny(result, SEPARATORS);
37          final int length = result.length();
38          if (lastSeparatorIndex >= 0 && lastSeparatorIndex < length) {
39              result = result.substring(lastSeparatorIndex + 1);
40          }
41          return result;
42      }
43  }