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1   /*
2    * $Id: ResourceUtil.java 418521 2006-07-01 23:36:50Z mrdon $
3    *
4    * Copyright 2006 The Apache Software Foundation.
5    *
6    * Licensed under the Apache License, Version 2.0 (the "License");
7    * you may not use this file except in compliance with the License.
8    * 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, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  package org.apache.struts2.views.util;
19  
20  import javax.servlet.http.HttpServletRequest;
21  
22  import org.apache.struts2.RequestUtils;
23  
24  /***
25   */
26  public class ResourceUtil {
27      public static String getResourceBase(HttpServletRequest req) {
28          String path = RequestUtils.getServletPath(req);
29          if (path == null || "".equals(path)) {
30              return "";
31          }
32  
33          return path.substring(0, path.lastIndexOf('/'));
34      }
35  }