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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.log4j.chainsaw.xstream;
18  
19  import javax.swing.table.TableColumn;
20  
21  import com.thoughtworks.xstream.converters.Converter;
22  import com.thoughtworks.xstream.converters.MarshallingContext;
23  import com.thoughtworks.xstream.converters.UnmarshallingContext;
24  import com.thoughtworks.xstream.io.HierarchicalStreamReader;
25  import com.thoughtworks.xstream.io.HierarchicalStreamWriter;
26  
27  /**
28   * XStream Converter implementation that deals with TableColumns settings
29   * 
30   * @see Converter
31   * @see "XStream"
32   * @see TableColumn
33   * @author psmith
34   * 
35   */
36  public class TableColumnConverter implements Converter {
37  
38      public boolean canConvert(Class type) {
39          return TableColumn.class.equals(type);
40      }
41  
42      public void marshal(Object source, HierarchicalStreamWriter writer,
43              MarshallingContext context) {
44          TableColumn column = (TableColumn) source;
45          writer.addAttribute("width", column.getWidth() + "");
46          writer.addAttribute("modelIndex", column.getModelIndex() + "");
47          writer.addAttribute("headerValue", column.getHeaderValue().toString());
48      }
49  
50      public Object unmarshal(HierarchicalStreamReader reader,
51              UnmarshallingContext context) {
52          TableColumn column = new TableColumn();
53          column.setWidth(Integer.parseInt(reader.getAttribute("width")));
54          column.setPreferredWidth(column.getWidth());
55          column.setModelIndex(Integer
56                  .parseInt(reader.getAttribute("modelIndex")));
57          column.setHeaderValue(reader.getAttribute("headerValue"));
58          return column;
59      }
60  
61  }