EPContent


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  package org.apache.cocoon.components.elementprocessor.impl.poi.hssf.elements;
18  
19  import java.io.IOException  ;
20  
21  /**
22   * No-op implementation of ElementProcessor to handle the "Content"
23   * tag
24   *
25   * This element has no attributes and holds its parent element's
26   * content.
27   *
28   * @author Marc Johnson (marc_johnson27591@hotmail.com)
29   * @version CVS $Id: EPContent.java 30932 2004-07-29 17:35:38Z vgritsenko $
30   */
31  public class EPContent extends BaseElementProcessor {
32      private String   _content;
33  
34      /**
35       * constructor
36       */
37      public EPContent() {
38          super(null);
39          _content = null;
40      }
41  
42      /**
43       * @return content
44       */
45      public String   getContent() {
46          if (_content == null) {
47              try {
48                  _content = getData();
49              } catch (NullPointerException   ignored) {
50                  //ignore npe
51              }
52          }
53          return _content;
54      }
55  
56      /**
57       * end processing -- pass their content up to their cell
58       * @exception IOException
59       */
60      public void endProcessing() throws IOException   {
61          String   thecontent = getContent();
62          if (thecontent != null && !thecontent.trim().equals(""))
63              getCell().setContent(getContent());
64      }
65  } // end public class EPContent
66
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