    001    /*****************************************************************************
    002     * Copyright (c) PicoContainer Organization. All rights reserved.            *
    003     * ------------------------------------------------------------------------- *
    004     * The software in this package is published under the terms of the BSD      *
    005     * style license a copy of which has been included with this distribution in *
    006     * the LICENSE.txt file.                                                     *
    007     *                                                                           *
    008     * Idea by Rachel Davies, Original code by various                           *
    009     *****************************************************************************/
    010    package org.nanocontainer.aop.defaults;
    011
    012    import org.nanocontainer.aop.AspectsApplicator;
    013    import org.picocontainer.ComponentAdapter;
    014    import org.picocontainer.Parameter;
    015    import org.picocontainer.PicoIntrospectionException;
    016    import org.picocontainer.defaults.AssignabilityRegistrationException;
    017    import org.picocontainer.defaults.ComponentAdapterFactory;
    018    import org.picocontainer.defaults.DecoratingComponentAdapterFactory;
    019    import org.picocontainer.defaults.DefaultComponentAdapterFactory;
    020    import org.picocontainer.defaults.NotConcreteRegistrationException;
    021
    022    /**
    023     * Produces component adapters that apply aspects to components.
    024     *
    025     * @author Stephen Molitor
    026     * @version $Revision: 3144 $
    027     */
    028    public class AspectsComponentAdapterFactory extends DecoratingComponentAdapterFactory {
    029
    030        private final AspectsApplicator aspectsApplicator;
    031
    032        /**
    033         * Creates a new <code>AspectsComponentAdapterFactory</code>. The factory
    034         * will produce <code>AspectsComponentAdapter</code> objects that will use
    035         * <code>aspectsApplicator</code> to apply aspects to components produced
    036         * by <code>delegate</code>.
    037         *
    038         * @param aspectsApplicator used to apply the aspects.
    039         * @param delegate          the real component adapter factory that this factory
    040         *                          delegates to.
    041         */
    042        public AspectsComponentAdapterFactory(AspectsApplicator aspectsApplicator, ComponentAdapterFactory delegate) {
    043            super(delegate);
    044            this.aspectsApplicator = aspectsApplicator;
    045        }
    046
    047        /**
    048         * Creates a new <code>AspectsComponentAdapterFactory</code>. The factory
    049         * will produce <code>AspectsComponentAdapter</code> objects that will use
    050         * <code>aspectsApplicator</code> to apply aspects to components produced
    051         * by a
    052         * <code>org.picocontainer.defaults.DefaultComponentAdapterFactory</code>.
    053         *
    054         * @param aspectsApplicator used to apply the aspects.
    055         */
    056        public AspectsComponentAdapterFactory(AspectsApplicator aspectsApplicator) {
    057            this(aspectsApplicator, new DefaultComponentAdapterFactory());
    058        }
    059
    060        public ComponentAdapter createComponentAdapter(Object componentKey, Class componentImplementation,
    061                                                       Parameter[] parameters) throws PicoIntrospectionException, AssignabilityRegistrationException,
    062                NotConcreteRegistrationException {
    063            return new AspectsComponentAdapter(aspectsApplicator, super.createComponentAdapter(componentKey,
    064                    componentImplementation, parameters));
    065        }
    066
    067    }