001    /*
002     * ============================================================================
003     * GNU Lesser General Public License
004     * ============================================================================
005     *
006     * Beanlet - JSE Application Container.
007     * Copyright (C) 2006  Leon van Zantvoort
008     * 
009     * This library is free software; you can redistribute it and/or
010     * modify it under the terms of the GNU Lesser General Public
011     * License as published by the Free Software Foundation; either
012     * version 2.1 of the License, or (at your option) any later version.
013     * 
014     * This library is distributed in the hope that it will be useful,
015     * but WITHOUT ANY WARRANTY; without even the implied warranty of
016     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
017     * Lesser General Public License for more details.
018     * 
019     * You should have received a copy of the GNU Lesser General Public
020     * License along with this library; if not, write to the Free Software
021     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA.
022     * 
023     * Leon van Zantvoort
024     * 243 Acalanes Drive #11
025     * Sunnyvale, CA 94086
026     * USA
027     *
028     * zantvoort@users.sourceforge.net
029     * http://beanlet.org
030     */
031    package org.beanlet.management;
032    
033    import static org.beanlet.management.ManageableElementType.*;
034    import java.lang.annotation.ElementType;
035    import java.lang.annotation.Retention;
036    import java.lang.annotation.RetentionPolicy;
037    import java.lang.annotation.Target;
038    
039    /**
040     * Mark a beanlet with this annotation to expose it to JMX.
041     *
042     * {@beanlet.annotation}
043     *
044     * @author Leon van Zantvoort
045     */
046    @Retention(RetentionPolicy.RUNTIME)
047    @Target({ElementType.TYPE})
048    public @interface Manageable {
049        
050        /**
051         * Specifies a {@code NamingStrategy} implementation that is responsible
052         * for generating the MBean's {@code ObjectName}. The specified class must
053         * have a zero-args constructor.
054         */
055        Class<? extends NamingStrategy> namingStrategy() default 
056                IdentityNamingStrategy.class;
057        
058        /**
059         * Specifies which registration policy must be applied.
060         */
061        RegistrationPolicy registrationPolicy() default 
062                RegistrationPolicy.FAIL_ON_EXISTING;
063    
064        /**
065         * Specifies which element types must be exposed.
066         */
067        ManageableElementType[] exposed() default {ATTRIBUTE, OPERATION};
068    }