ComputeCopyDocumentId


1   /*
2    * Copyright  1999-2004 The Apache Software Foundation
3    *
4    *  Licensed under the Apache License, Version 2.0 (the "License");
5    *  you may not use this file except in compliance with the License.
6    *  You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   *  Unless required by applicable law or agreed to in writing, software
11   *  distributed under the License is distributed on an "AS IS" BASIS,
12   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *  See the License for the specific language governing permissions and
14   *  limitations under the License.
15   *
16   */
17  
18  /* $Id: ComputeCopyDocumentId.java 42616 2004-03-03 12:56:33Z gregor $  */
19  
20  package org.apache.lenya.cms.ant;
21  
22  import java.util.StringTokenizer  ;
23  
24  
25  /**
26   * Sets the property "newdocumentid" in the project to the value of the computed 
27   * unique document id (document id of the parent + last token of the id of 
28   * the source)
29   * Used by Copy and Move
30   */
31  public class ComputeCopyDocumentId extends ComputeNewDocumentId {
32  
33      /**
34       * Creates a new instance of ComputeCopyDocumentId
35       */
36      public ComputeCopyDocumentId() {
37          super();
38      }
39  
40      /**
41       * Computes the document id for the destination:
42       * new documentid = document id of the parent + last token of the id
43       * of the source
44       * @param firstdocumentid  The document id of the source.
45       * @param secdocumentid  The document id of the parent of the destination.
46       * @return String The document id of the destination.
47       */
48      protected String   compute(String   firstdocumentid, String   secdocumentid) {
49          StringTokenizer   st = new StringTokenizer  (firstdocumentid, "/");
50          int l = st.countTokens();
51  
52          for (int i = 1; i < l; i++) {
53              st.nextToken();
54          }
55          if (secdocumentid.endsWith("/")) {
56              secdocumentid = secdocumentid + st.nextToken();
57          } else {
58              secdocumentid = secdocumentid + "/"  + st.nextToken();
59          }
60          
61          return secdocumentid;
62      }
63  
64  }
65
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