/*

 * CDDL HEADER START

 *

 * The contents of this file are subject to the terms of the

 * Common Development and Distribution License (the "License").

 * You may not use this file except in compliance with the License.

 *

 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE

 * or http://www.opensolaris.org/os/licensing.

 * See the License for the specific language governing permissions

 * and limitations under the License.

 *

 * When distributing Covered Code, include this CDDL HEADER in each

 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.

 * If applicable, add the following below this CDDL HEADER, with the

 * fields enclosed by brackets "[]" replaced with your own identifying

 * information: Portions Copyright [yyyy] [name of copyright owner]

 *

 * CDDL HEADER END

 */

/*

 * Copyright (c) 2010, 2012, Oracle and/or its affiliates. All rights reserved.

 */

package com.oracle.solaris.vp.panels.apache.client.swing;

import java.util.*;

import javax.swing.ListModel;

import javax.swing.event.*;

import com.oracle.solaris.vp.panel.swing.view.ManagedObjectTableModel;

@SuppressWarnings({"serial"})

public class MainListModel implements ListModel {

    //

    // Inner classes

    //

    public class ListDataListenerWrapper implements ListDataListener {

	//

	// Instance data

	//

	private ListDataListener listener;

	//

	// Constructors

	//

	public ListDataListenerWrapper(ListDataListener listener) {

	    this.listener = listener;

	}

	//

	// ListDataListener methods

	//

	@Override

	public void contentsChanged(ListDataEvent e) {

	    listener.contentsChanged(convert(e));

	}

	@Override

	public void intervalAdded(ListDataEvent e) {

	    listener.intervalAdded(convert(e));

	}

	@Override

	public void intervalRemoved(ListDataEvent e) {

	    listener.intervalRemoved(convert(e));

	}

	//

	// ListDataListenerWrapper methods

	//

	public ListDataListener getWrappedListener() {

	    return listener;

	}

	//

	// Private methods

	//

	private ListDataEvent convert(ListDataEvent e) {

	    return new ListDataEvent(e.getSource(), e.getType(),

		e.getIndex0() + 1, e.getIndex1() + 1);

	}

    }

    //

    // Instance data

    //

    private ManagedObjectTableModel<VirtualHost> model;

    private Map<ListDataListener, ListDataListenerWrapper> listenerMap =

	new HashMap<ListDataListener, ListDataListenerWrapper>();

    //

    // Constructors

    //

    public MainListModel(ApachePanelDescriptor descriptor) {

	model = new ManagedObjectTableModel<VirtualHost>(descriptor);

    }

    //

    // ListModel methods

    //

    @Override

    public void addListDataListener(ListDataListener l) {

	ListDataListenerWrapper wrapper = new ListDataListenerWrapper(l);

	listenerMap.put(l, wrapper);

	model.addListDataListener(wrapper);

    }

    @Override

    public Object getElementAt(int index) {

	if (index == 0) {

	    return model.getParentObject();

	}

	return model.getElementAt(index - 1);

    }

    @Override

    public int getSize() {

	return model.getSize() + 1;

    }

    @Override

    public void removeListDataListener(ListDataListener l)  {

	ListDataListenerWrapper wrapper = listenerMap.get(l);

	if (wrapper != null) {

	    model.removeListDataListener(wrapper);

	    listenerMap.remove(l);

	}

    }

}