package org.codehaus.plexus.component.discovery;
/*
* The MIT License
*
* Copyright (c) 2004, The Codehaus
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is furnished to do
* so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
import org.codehaus.plexus.component.repository.ComponentDescriptor;
import org.codehaus.plexus.component.repository.ComponentSetDescriptor;
import org.codehaus.plexus.component.repository.io.PlexusTools;
import org.codehaus.plexus.configuration.PlexusConfiguration;
import org.codehaus.plexus.configuration.PlexusConfigurationException;
import java.io.Reader;
import java.util.ArrayList;
import java.util.List;
/**
* @author <a href="mailto:jason@maven.org">Jason van Zyl</a>
* @version $Id: DefaultComponentDiscoverer.java 1781 2005-05-05 19:06:04Z jdcasey $
*/
public class DefaultComponentDiscoverer
extends AbstractComponentDiscoverer
{
public String getComponentDescriptorLocation()
{
return "META-INF/plexus/components.xml";
}
public ComponentSetDescriptor createComponentDescriptors( Reader componentDescriptorReader, String source )
throws PlexusConfigurationException
{
PlexusConfiguration componentDescriptorConfiguration = PlexusTools.buildConfiguration( source, componentDescriptorReader );
ComponentSetDescriptor componentSetDescriptor = new ComponentSetDescriptor();
List componentDescriptors = new ArrayList();
PlexusConfiguration[] componentConfigurations =
componentDescriptorConfiguration.getChild( "components" ).getChildren( "component" );
for ( int i = 0; i < componentConfigurations.length; i++ )
{
PlexusConfiguration componentConfiguration = componentConfigurations[i];
ComponentDescriptor componentDescriptor = null;
try
{
componentDescriptor = PlexusTools.buildComponentDescriptor( componentConfiguration );
}
catch ( PlexusConfigurationException e )
{
throw new PlexusConfigurationException( "Cannot process component descriptor: " + source, e );
}
componentDescriptor.setComponentType( "plexus" );
componentDescriptors.add( componentDescriptor );
}
componentSetDescriptor.setComponents( componentDescriptors );
// TODO: read and store the dependencies
return componentSetDescriptor;
}
}