package org.sonatype.aether.connector.wagon;

/*******************************************************************************
 * Copyright (c) 2010-2011 Sonatype, Inc.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 *   http://www.eclipse.org/legal/epl-v10.html
 *******************************************************************************/

import org.apache.maven.wagon.Wagon;
import org.codehaus.plexus.PlexusContainer;
import org.codehaus.plexus.component.annotations.Component;
import org.codehaus.plexus.component.annotations.Requirement;

/**
 * A wagon provider backed by a Plexus container and the wagons registered with this container.
 * 
 * @author Benjamin Bentmann
 */
@Component( role = WagonProvider.class, hint = "plexus" )
public class PlexusWagonProvider
    implements WagonProvider
{

    @Requirement
    private PlexusContainer container;

    public Wagon lookup( String roleHint )
        throws Exception
    {
        return container.lookup( Wagon.class, roleHint );
    }

    public void release( Wagon wagon )
    {
        try
        {
            if ( wagon != null )
            {
                container.release( wagon );
            }
        }
        catch ( Exception e )
        {
            // too bad
        }
    }

}
