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    1   /**
    2    * Licensed under the Artistic License; you may not use this file
    3    * except in compliance with the License.
    4    * You may obtain a copy of the License at
    5    *
    6    *      http://displaytag.sourceforge.net/license.html
    7    *
    8    * THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR
    9    * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
   10    * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
   11    */
   12   package org.displaytag.tags.el;
   13   
   14   import java.beans.IntrospectionException;
   15   import java.beans.PropertyDescriptor;
   16   import java.beans.SimpleBeanInfo;
   17   import java.util.ArrayList;
   18   import java.util.List;
   19   
   20   
   21   /**
   22    * BeanInfo descriptor for the <code>ELCaptionTag</code> class. Unevaluated EL expression has to be kept separately
   23    * from the evaluated value, since the JSP compiler can choose to reuse different tag instances if they received the
   24    * same original attribute values, and the JSP compiler can choose to not re-call the setter methods.
   25    * @author Fabrizio Giustina
   26    * @version $Revision: 1081 $ ($Author: fgiust $)
   27    */
   28   public class ELCaptionTagBeanInfo extends SimpleBeanInfo
   29   {
   30   
   31       /**
   32        * @see java.beans.BeanInfo#getPropertyDescriptors()
   33        */
   34       public PropertyDescriptor[] getPropertyDescriptors()
   35       {
   36           List proplist = new ArrayList();
   37   
   38           try
   39           {
   40               proplist.add(new PropertyDescriptor("class", //$NON-NLS-1$
   41                   ELCaptionTag.class, null, "setClass")); //$NON-NLS-1$ 
   42               proplist.add(new PropertyDescriptor("dir", //$NON-NLS-1$
   43                   ELCaptionTag.class, null, "setDir")); //$NON-NLS-1$ 
   44               proplist.add(new PropertyDescriptor("id", //$NON-NLS-1$
   45                   ELCaptionTag.class, null, "setId")); //$NON-NLS-1$ 
   46               proplist.add(new PropertyDescriptor("lang", //$NON-NLS-1$
   47                   ELCaptionTag.class, null, "setLang")); //$NON-NLS-1$ 
   48               proplist.add(new PropertyDescriptor("media", //$NON-NLS-1$
   49                   ELColumnTag.class, null, "setMedia")); //$NON-NLS-1$ 
   50               proplist.add(new PropertyDescriptor("style", //$NON-NLS-1$
   51                   ELCaptionTag.class, null, "setStyle")); //$NON-NLS-1$ 
   52               proplist.add(new PropertyDescriptor("title", //$NON-NLS-1$
   53                   ELCaptionTag.class, null, "setTitle")); //$NON-NLS-1$ 
   54           }
   55           catch (IntrospectionException ex)
   56           {
   57               // ignore, this should never happen
   58           }
   59   
   60           PropertyDescriptor[] result = new PropertyDescriptor[proplist.size()];
   61           return ((PropertyDescriptor[]) proplist.toArray(result));
   62       }
   63   
   64   }

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