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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 javax.faces.model;
20  
21  /**
22   * see Javadoc of <a href="http://java.sun.com/javaee/javaserverfaces/1.2/docs/api/index.html">JSF Specification</a>
23   */
24  public class SelectItemGroup extends SelectItem
25  {
26    private static final long serialVersionUID = 849845793056900213L;
27  
28    private static final SelectItem[] EMPTY_SELECT_ITEMS = new SelectItem[0];
29  
30      // FIELDS
31      private SelectItem[] _selectItems;
32  
33      // CONSTRUCTORS
34      public SelectItemGroup()
35      {
36          super();
37          _selectItems = EMPTY_SELECT_ITEMS;
38      }
39  
40      public SelectItemGroup(String label)
41      {
42          super("", label, null, false);
43          _selectItems = EMPTY_SELECT_ITEMS;
44      }
45  
46      public SelectItemGroup(String label, String description, boolean disabled, SelectItem[] selectItems)
47      {
48          super("", label, description, disabled);
49          if (selectItems == null)
50          {
51              throw new NullPointerException("selectItems");
52          }
53          _selectItems = selectItems;
54      }
55  
56      // METHODS
57      public SelectItem[] getSelectItems()
58      {
59          return _selectItems;
60      }
61  
62      public void setSelectItems(SelectItem[] selectItems)
63      {
64          if (selectItems == null)
65          {
66              throw new NullPointerException("selectItems");
67          }
68          _selectItems = selectItems;
69      }
70  }