register.java

一个很好实用的工作流OSWORKFLOW开发例子.有着非常优秀的灵活性.

/*
 * Copyright (c) 2002-2003 by OpenSymphony
 * All rights reserved.
 */
package com.opensymphony.workflow;

import com.opensymphony.module.propertyset.PropertySet;

import com.opensymphony.workflow.spi.WorkflowEntry;

import java.util.Map;


/**
 * Interface that must be implemented for workflow registers to behave properly.
 *
 * @author <a href="mailto:[e-mail]">Patrick Lightbody</a>
 * @version $Revision: 1.3 $
 */
public interface Register {
    //~ Methods ////////////////////////////////////////////////////////////////

    /**
     * Returns the object to bind to the variable map for this workflow instance.
     *
     * @param context The current workflow context
     * @param entry The workflow entry. Note that this might be null, for example in a pre function
     * before the workflow has been initialised
     * @param args Map of arguments as set in the workflow descriptor

     * @param ps
     * @return the object to bind to the variable map for this workflow instance
     */
    public Object registerVariable(WorkflowContext context, WorkflowEntry entry, Map args, PropertySet ps) throws WorkflowException;
}