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Java > Open Source Codes > org > apache > cocoon > faces > taglib > html > ColumnTag


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 package org.apache.cocoon.faces.taglib.html;
17
18 import org.apache.cocoon.faces.taglib.UIComponentTag;
19
20 import javax.faces.FacesException;
21 import javax.faces.component.UIColumn;
22 import javax.faces.component.UIComponent;
23
24 /**
25  * @version CVS $Id: ColumnTag.java 46253 2004-09-17 14:36:29Z vgritsenko $
26  */
27 public class ColumnTag extends UIComponentTag {
28
29     public String JavaDoc getRendererType() {
30         return null;
31     }
32
33     public String JavaDoc getComponentType() {
34         return "javax.faces.Column";
35     }
36
37     protected void setProperties(UIComponent component) {
38         super.setProperties(component);
39
40         if (!(component instanceof UIColumn)) {
41             throw new FacesException("Tag <" + getClass().getName() + "> expected UIColumn. " +
42                                      "Got <" + component.getClass().getName() + ">");
43         }
44     }
45 }
46
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