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.event;
032    
033    import org.beanlet.Event;
034    
035    /**
036     * Event for invoking operations.
037     *
038     * @see org.beanlet.Operation
039     * @see org.beanlet.metadata.OperationMetaData
040     * @author Leon van Zantvoort
041     */
042    public interface OperationEvent extends Event {
043        
044        /**
045         * Returns the name of the operation to be invoked.
046         *
047         * @return name of the operation to be invoked.
048         */
049        String getOperationName();
050        
051        /**
052         * Sets the name of the operation to be invoked.
053         *
054         * @param name operation name.
055         */
056        OperationEvent setOperationName(String name);
057    
058        /**
059         * Returns the parameter types that identity the operation.
060         * 
061         * @return a defensive copy of operation parameter types.
062         */
063        Class<?>[] getParameterTypes();
064        
065        /**
066         * Sets the parameter types for identifing the operation.
067         *
068         * @param parameterTypes operation parameter types.
069         */
070        OperationEvent setParameterTypes(Class<?>[] parameterTypes);
071                
072        /**
073         * Returns the parameters target for invocation.
074         *
075         * @return parameters target for invocation.
076         */
077        Object[] getParameters();
078        
079        /**
080         * Sets the parameters target for invocation.
081         *
082         * @param args parameters target for invocation.
083         */
084        OperationEvent setParameters(Object... args);
085    }