1 /*

     2  * Copyright 1998-2004 Sun Microsystems, Inc.  All Rights Reserved.

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

     4  *

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

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

     7  * published by the Free Software Foundation.  Sun designates this

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

     9  * by Sun in the LICENSE file that accompanied this code.

    10  *

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

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

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

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

    15  * accompanied this code).

    16  *

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

    18  * 2 along with this work; if not, write to the Free Software Foundation,

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

    20  *

    21  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    22  * CA 95054 USA or visit www.sun.com if you need additional information or

    23  * have any questions.

    24  */

    25 

    26 package java.beans.beancontext;

    27 

    28 import java.beans.beancontext.BeanContextChild;

    29 import java.beans.beancontext.BeanContextEvent;

    30 

    31 import java.beans.beancontext.BeanContextServices;

    32 

    33 import java.util.Iterator;

    34 

    35 /**

    36  * <p>

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

    38  * identify the service being registered.

    39  * </p>

    40  */

    41 

    42 public class BeanContextServiceAvailableEvent extends BeanContextEvent {

    43 

    44     /**

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

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

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

    48      */

    49     public BeanContextServiceAvailableEvent(BeanContextServices bcs, Class sc) {

    50         super((BeanContext)bcs);

    51 

    52         serviceClass = sc;

    53     }

    54 

    55     /**

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

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

    58      */

    59     public BeanContextServices getSourceAsBeanContextServices() {

    60         return (BeanContextServices)getBeanContext();

    61     }

    62 

    63     /**

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

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

    66      */

    67     public Class getServiceClass() { return serviceClass; }

    68 

    69     /**

    70      * Gets the list of service dependent selectors.

    71      * @return the current selectors available from the service

    72      */

    73     public Iterator getCurrentServiceSelectors() {

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

    75     }

    76 

    77     /*

    78      * fields

    79      */

    80 

    81     /**

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

    83      */

    84     protected Class                      serviceClass;

    85 }