/*
    * 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.custom.facelets.tag;
  
  import java.io.Serializable;
  
  import javax.el.ELException;
  import javax.el.MethodExpression;
  import javax.faces.context.FacesContext;
  import javax.faces.el.EvaluationException;
  import javax.faces.el.MethodBinding;
  import javax.faces.el.MethodNotFoundException;
  
  public final class LegacyMethodBinding extends MethodBinding implements
          Serializable
  {
  
      private static final long serialVersionUID = 1L;
  
      private final MethodExpression m;
  
      public LegacyMethodBinding(MethodExpression m)
      {
          this.m = m;
      }
  
      public Class getType(FacesContext context) throws MethodNotFoundException
      {
          try
          {
              return m.getMethodInfo(context.getELContext()).getReturnType();
          }
          catch (javax.el.MethodNotFoundException e)
          {
              throw new MethodNotFoundException(e.getMessage(), e.getCause());
          }
          catch (ELException e)
          {
              throw new EvaluationException(e.getMessage(), e.getCause());
          }
      }
  
      public Object invoke(FacesContext context, Object[] params)
              throws EvaluationException, MethodNotFoundException
      {
          try
          {
              return m.invoke(context.getELContext(), params);
          }
          catch (javax.el.MethodNotFoundException e)
          {
              throw new MethodNotFoundException(e.getMessage(), e.getCause());
          }
          catch (ELException e)
          {
              throw new EvaluationException(e.getMessage(), e.getCause());
          }
      }
  
      public String getExpressionString()
      {
          return m.getExpressionString();
      }
  }