/*

 * Copyright (c) 1998, 2009, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

package java.beans.beancontext;

import java.beans.beancontext.BeanContextChild;

import java.beans.beancontext.BeanContextEvent;

import java.beans.beancontext.BeanContextServices;

import java.util.Iterator;

/**

 * <p>

 * This event type is used by the BeanContextServicesListener in order to

 * identify the service being registered.

 * </p>

 */

public class BeanContextServiceAvailableEvent extends BeanContextEvent {

    private static final long serialVersionUID = -5333985775656400778L;

    /**

     * Construct a <code>BeanContextAvailableServiceEvent</code>.

     * @param bcs The context in which the service has become available

     * @param sc A <code>Class</code> reference to the newly available service

     */

    public BeanContextServiceAvailableEvent(BeanContextServices bcs, Class sc) {

        super((BeanContext)bcs);

        serviceClass = sc;

    }

    /**

     * Gets the source as a reference of type <code>BeanContextServices</code>.

     * @return The context in which the service has become available

     */

    public BeanContextServices getSourceAsBeanContextServices() {

        return (BeanContextServices)getBeanContext();

    }

    /**

     * Gets the service class that is the subject of this notification.

     * @return A <code>Class</code> reference to the newly available service

     */

    public Class getServiceClass() { return serviceClass; }

    /**

     * Gets the list of service dependent selectors.

     * @return the current selectors available from the service

     */

    public Iterator getCurrentServiceSelectors() {

        return ((BeanContextServices)getSource()).getCurrentServiceSelectors(serviceClass);

    }

    /*

     * fields

     */

    /**

     * A <code>Class</code> reference to the newly available service

     */

    protected Class                      serviceClass;

}