/*
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you under the Apache License, Version 2.0 (the
    * "License"); you may not use this file except in compliance
    * with the License.  You may obtain a copy of the License at
    *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  package org.apache.myfaces.commons.converter;
  
  import javax.el.ValueExpression;
  import javax.faces.context.FacesContext;
  import javax.faces.convert.Converter;
  import javax.servlet.jsp.JspException;
  
  /**
   * ConverterBaseTag provides support for ConverterBase subclasses.
   * ConverterBaseTag subclass tld entries should include the following to pick up attribute defintions.
   *         &ext_converter_base_attributes;
   * 
   * @author mkienenb (latest modification by $Author: lu4242 $)
   * @version $Revision: 706423 $
   */
  public abstract class ConverterBaseTag extends ConverterTag {
      private static final long serialVersionUID = 4416508071412794682L;
      private ValueExpression _detailMessage = null;
      private ValueExpression _summaryMessage = null;
  
      public void setDetailMessage(ValueExpression detailMessage)
      {
          _detailMessage = detailMessage;
      }
  
      public void setSummaryMessage(ValueExpression summaryMessage)
      {
          _summaryMessage = summaryMessage;
      }
  
      protected Converter createConverter() throws JspException
      {
          ConverterBase converter = (ConverterBase) super.createConverter();
          
          FacesContext facesContext = FacesContext.getCurrentInstance();
  
          if (_detailMessage != null)
          {
              if (!_detailMessage.isLiteralText())
              {
                  converter.setValueExpression("detailMessage",_detailMessage);
              }
              else
              {
                  converter.setDetailMessage((String)_detailMessage.getValue(facesContext.getELContext()));
              }
          }
  
          if (_summaryMessage != null)
          {
              if (!_summaryMessage.isLiteralText())
              {
                  converter.setValueExpression("summaryMessage",_summaryMessage);
              }
              else
              {
                  converter.setSummaryMessage((String)_summaryMessage.getValue(facesContext.getELContext()));
              }
          }
          
          return converter;
      }
      
      public void release()
      {
          super.release();
          _detailMessage = null;
          _summaryMessage = null;
      }
  }