| /* |
| * Copyright (C) The Apache Software Foundation. All rights reserved. |
| * |
| * This software is published under the terms of the Apache Software License |
| * version 1.1, a copy of which has been included with this distribution in |
| * the LICENSE file. |
| */ |
| package org.apache.myrmidon.libs.runtime; |
| |
| import java.io.File; |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| import org.apache.avalon.framework.configuration.Configurable; |
| import org.apache.avalon.framework.configuration.Configuration; |
| import org.apache.avalon.framework.configuration.ConfigurationException; |
| import org.apache.avalon.framework.component.ComponentException; |
| import org.apache.avalon.framework.component.ComponentManager; |
| import org.apache.avalon.framework.component.Composable; |
| import org.apache.myrmidon.api.AbstractTask; |
| import org.apache.myrmidon.api.TaskException; |
| import org.apache.myrmidon.components.aspect.AspectManager; |
| import org.apache.myrmidon.components.type.TypeFactory; |
| import org.apache.myrmidon.components.type.TypeException; |
| import org.apache.myrmidon.components.type.TypeManager; |
| import org.apache.myrmidon.aspects.AspectHandler; |
| import org.apache.myrmidon.framework.AbstractContainerTask; |
| |
| /** |
| * Task that definesMethod to register a single converter. |
| * |
| * @author <a href="mailto:donaldp@apache.org">Peter Donald</a> |
| */ |
| public class Facility |
| extends AbstractContainerTask |
| implements Composable, Configurable |
| { |
| private String m_namespace; |
| private AspectHandler m_aspectHandler; |
| |
| private AspectManager m_aspectManager; |
| private TypeFactory m_factory; |
| |
| public void compose( final ComponentManager componentManager ) |
| throws ComponentException |
| { |
| super.compose( componentManager ); |
| |
| m_aspectManager = (AspectManager)componentManager.lookup( AspectManager.ROLE ); |
| |
| final TypeManager typeManager = (TypeManager)componentManager.lookup( TypeManager.ROLE ); |
| try { m_factory = typeManager.getFactory( AspectHandler.ROLE ); } |
| catch( final TypeException te ) |
| { |
| throw new ComponentException( "Unable to retrieve factory from TypeManager", te ); |
| } |
| } |
| |
| public void configure( final Configuration configuration ) |
| throws ConfigurationException |
| { |
| final String[] attributes = configuration.getAttributeNames(); |
| for( int i = 0; i < attributes.length; i++ ) |
| { |
| final String name = attributes[ i ]; |
| final String value = configuration.getAttribute( name ); |
| configure( this, name, value ); |
| } |
| |
| final Configuration[] children = configuration.getChildren(); |
| |
| if( 1 == children.length ) |
| { |
| try |
| { |
| m_aspectHandler = (AspectHandler)m_factory.create( children[ 0 ].getName() ); |
| } |
| catch( final Exception e ) |
| { |
| throw new ConfigurationException( "Failed to create aspect handler of type '" + |
| children[ 0 ].getName() + "'", e ); |
| } |
| |
| configure( m_aspectHandler, children[ 0 ] ); |
| } |
| else |
| { |
| throw new ConfigurationException( "Expected one sub-element to " + |
| "configure facility" ); |
| } |
| } |
| |
| public void setNamespace( final String namespace ) |
| { |
| m_namespace = namespace; |
| } |
| |
| public void execute() |
| throws TaskException |
| { |
| if( null == m_namespace ) |
| { |
| throw new TaskException( "Must specify namespace parameter" ); |
| } |
| |
| m_aspectManager.addAspectHandler( m_namespace, m_aspectHandler ); |
| } |
| } |