1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.util.bridges.jsf.common;
21  
22  import com.liferay.portal.kernel.language.LanguageUtil;
23  import com.liferay.portal.kernel.util.StringPool;
24  
25  import java.util.ArrayList;
26  import java.util.Locale;
27  
28  import javax.faces.context.FacesContext;
29  import javax.faces.model.SelectItem;
30  
31  /**
32   * <a href="SelectItemList.java.html"><b><i>View Source</i></b></a>
33   *
34   * <p>
35   * This class provides a convenient way of building lists of JSF SelectItem
36   * objects, and convenience method for operating against them.
37   * </p>
38   *
39   * @author Neil Griffin
40   *
41   */
42  public class SelectItemList extends ArrayList<SelectItem> {
43  
44      public void prependEmptySelectItem(FacesContext facesContext) {
45          Locale locale = facesContext.getExternalContext().getRequestLocale();
46  
47          Object value = StringPool.BLANK;
48          String label = LanguageUtil.get(locale, "select");
49  
50          add(0, new SelectItem(value, label));
51      }
52  
53  }