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/**
 * Copyright (C) 2009 STMicroelectronics
 *
 * This file is part of "Mind Compiler" is free software: you can redistribute 
 * it and/or modify it under the terms of the GNU Lesser General Public License 
 * as published by the Free Software Foundation, either version 3 of the 
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT 
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see .
 *
 * Contact: [email protected]
 *
 * Authors: Matthieu Leclercq
 * Contributors: 
 */

package org.objectweb.fractal.mind;

import static org.objectweb.fractal.mind.BindingControllerImplHelper.checkItfName;
import static org.objectweb.fractal.mind.BindingControllerImplHelper.listFcHelper;

import org.objectweb.fractal.api.NoSuchInterfaceException;
import org.objectweb.fractal.api.control.BindingController;
import org.objectweb.fractal.api.control.IllegalBindingException;
import org.objectweb.fractal.mind.idl.IDLLoader;
import org.objectweb.fractal.mind.io.OutputFileLocator;

public abstract class AbstractDelegatingVoidVisitor
    implements
      VoidVisitor,
      BindingController {

  // --------------------------------------------------------------------------
  // Client interfaces
  // --------------------------------------------------------------------------

  /** The name of the {@link Visitor} client interface of this component. */
  public static final String CLIENT_VISITOR = "client-visitor";

  public VoidVisitor      clientVisitorItf;

  // --------------------------------------------------------------------------
  // Implementation of the BindingController interface
  // --------------------------------------------------------------------------

  public void bindFc(final String itfName, final Object value)
      throws NoSuchInterfaceException, IllegalBindingException {
    checkItfName(itfName);

    if (itfName.equals(CLIENT_VISITOR)) {
      clientVisitorItf = (VoidVisitor) value;
    } else {
      throw new NoSuchInterfaceException("No client interface named '"
          + itfName + "'");
    }

  }

  public String[] listFc() {
    return listFcHelper(OutputFileLocator.ITF_NAME,
        InputResourceLocator.ITF_NAME, IDLLoader.ITF_NAME);
  }

  public Object lookupFc(final String itfName) throws NoSuchInterfaceException {
    checkItfName(itfName);

    if (itfName.equals(CLIENT_VISITOR)) {
      return clientVisitorItf;
    } else {
      throw new NoSuchInterfaceException("No client interface named '"
          + itfName + "'");
    }
  }

  public void unbindFc(final String itfName) throws NoSuchInterfaceException,
      IllegalBindingException {
    checkItfName(itfName);

    if (itfName.equals(CLIENT_VISITOR)) {
      clientVisitorItf = null;
    } else {
      throw new NoSuchInterfaceException("No client interface named '"
          + itfName + "'");
    }
  }
}