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;
032    
033    import java.lang.annotation.ElementType;
034    import java.lang.annotation.Retention;
035    import java.lang.annotation.RetentionPolicy;
036    import java.lang.annotation.Target;
037    
038    /**
039     * <li>Beanlets without any scope annotation and beanlets marked with
040     * this annotation are called vanilla beanlets. Vanilla beanlets do not
041     * have a stub that controls access to the beanlet instance. Clients
042     * have access to the actual object. In short, they can invoke methods
043     * directly on the beanlet instance.<br>
044     * The container guarantees that only a single instance of this beanlet
045     * exists at the same time. This particular instance is always returned
046     * upon request.</p>
047     *
048     * <p></p>
049     * 
050     * {@beanlet.annotation}
051     *
052     * @author Leon van Zantvoort
053     */
054    @ScopeAnnotation
055    @Retention(RetentionPolicy.RUNTIME)
056    @Target(ElementType.TYPE)
057    public @interface Singleton {
058        
059    }