src.openwfe.org.engine.expressions.sync.SynchableExpression Maven / Gradle / Ivy

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/*
 * Copyright (c) 2001-2006, John Mettraux, OpenWFE.org
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 * 
 * . Redistributions of source code must retain the above copyright notice, this
 *   list of conditions and the following disclaimer.  
 * 
 * . Redistributions in binary form must reproduce the above copyright notice, 
 *   this list of conditions and the following disclaimer in the documentation 
 *   and/or other materials provided with the distribution.
 * 
 * . Neither the name of the "OpenWFE" nor the names of its contributors may be
 *   used to endorse or promote products derived from this software without
 *   specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * $Id: SynchableExpression.java 2668 2006-05-25 15:15:15Z jmettraux $
 */

//
// SynchableExpression.java
//
// [email protected]
//
// generated with 
// jtmpl 1.1.00 16.08.2003 John Mettraux ([email protected])
//

package openwfe.org.engine.expressions.sync;

import openwfe.org.ApplicationContext;
import openwfe.org.engine.expressions.ApplyException;
import openwfe.org.engine.expressions.FlowExpression;
import openwfe.org.engine.expressions.FlowExpressionId;


/**
 * This interface is to be implemented by expressions like concurrence that
 * have to determine what to do with many incoming workitems : discard all
 * but the last ? The first ? or merge all the values.
 * Such behaviours are then implemented by classes extending SyncExpression.
 *
 * CVS Info :
 * 
$Author: jmettraux $
 * 
$Id: SynchableExpression.java 2668 2006-05-25 15:15:15Z jmettraux $ 
 *
 * @author [email protected]
 */
public interface SynchableExpression

    extends FlowExpression

{

    /**
     * Getting the sync expression in charge of the sync work.
     */
    public SyncExpression getSyncExpression ();

    /**
     * Setting the sync expression in charge of the sync work.
     */
    public void setSyncExpression (SyncExpression syncExpression);

    /**
     * Returns the engine application context this synchable expression
     * lives in.
     */
    public ApplicationContext context ();

}