/*

  * 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.el.convert;

 import javax.el.ELContext;

 import javax.el.ELException;

 import javax.el.ELResolver;

 import javax.faces.context.FacesContext;

 import javax.faces.el.EvaluationException;

 import javax.faces.el.PropertyNotFoundException;

 import javax.faces.el.PropertyResolver;

 /**

  * 

  * @author Stan Silvert

  */

 public final class ELResolverToPropertyResolver extends PropertyResolver

 {

     private final ELResolver elResolver;

     /**

      * Creates a new instance of ELResolverToPropertyResolver

      */

     public ELResolverToPropertyResolver(final ELResolver elResolver)

     {

         this.elResolver = elResolver;

     }

     @Override

     public boolean isReadOnly(final Object base, final int index)

             throws EvaluationException, PropertyNotFoundException

     {

         try

         {

             return elResolver.isReadOnly(elContext(), base, Integer.valueOf(index));

         }

         catch (javax.el.PropertyNotFoundException e)

         {

             throw new javax.faces.el.PropertyNotFoundException(e);

         }

         catch (ELException e)

         {

             throw new EvaluationException(e);

         }

     }

     @Override

     public boolean isReadOnly(final Object base, final Object property)

             throws EvaluationException, PropertyNotFoundException

     {

         try

         {

             return elResolver.isReadOnly(elContext(), base, property);

         }

         catch (javax.el.PropertyNotFoundException e)

         {

             throw new javax.faces.el.PropertyNotFoundException(e);

         }

         catch (ELException e)

         {

             throw new EvaluationException(e);

         }

     }

     @Override

     public Object getValue(final Object base, final int index) throws EvaluationException, PropertyNotFoundException

     {

         try

         {

             return elResolver.getValue(elContext(), base, Integer.valueOf(index));

         }

         catch (javax.el.PropertyNotFoundException e)

         {

             throw new javax.faces.el.PropertyNotFoundException(e);

         }

         catch (ELException e)

         {

             throw new EvaluationException(e);

         }

     }

     @Override

     public Object getValue(final Object base, final Object property)

             throws EvaluationException, PropertyNotFoundException

     {

         try

         {

             return elResolver.getValue(elContext(), base, property);

         }

         catch (javax.el.PropertyNotFoundException e)

         {

             throw new javax.faces.el.PropertyNotFoundException(e);

         }

         catch (ELException e)

         {

             throw new EvaluationException(e);

         }

     }

     @Override

     public Class getType(final Object base, int index) throws EvaluationException, PropertyNotFoundException

     {

         try

         {

             return elResolver.getType(elContext(), base, Integer.valueOf(index));

         }

         catch (javax.el.PropertyNotFoundException e)

         {

             throw new javax.faces.el.PropertyNotFoundException(e);

         }

         catch (ELException e)

         {

             throw new EvaluationException(e);

         }

     }

     @Override

     public Class getType(final Object base, final Object property)

             throws EvaluationException, PropertyNotFoundException

     {

         try

         {

             return elResolver.getType(elContext(), base, property);

         }

         catch (javax.el.PropertyNotFoundException e)

         {

             throw new javax.faces.el.PropertyNotFoundException(e);

         }

         catch (ELException e)

         {

             throw new EvaluationException(e);

         }

     }

     @Override

     public void setValue(final Object base, final Object property, final Object value)

             throws EvaluationException, PropertyNotFoundException

     {

         try

         {

             elResolver.setValue(elContext(), base, property, value);

         }

         catch (javax.el.PropertyNotFoundException e)

         {

             throw new javax.faces.el.PropertyNotFoundException(e);

         }

         catch (ELException e)

         {

             throw new EvaluationException(e);

         }

     }

     @Override

     public void setValue(final Object base, int index, final Object value)

             throws EvaluationException, PropertyNotFoundException

     {

         try

         {

             elResolver.setValue(elContext(), base, Integer.valueOf(index), value);

         }

         catch (javax.el.PropertyNotFoundException e)

         {

             throw new javax.faces.el.PropertyNotFoundException(e);

         }

         catch (ELException e)

         {

             throw new EvaluationException(e);

         }

     }

     private ELContext elContext()

     {

         return FacesContext.getCurrentInstance().getELContext();

     }

 }