alfresco-community-repo/source/java/org/alfresco/repo/policy/PolicyDefinition.java

/*
 * Copyright (C) 2005-2007 Alfresco Software Limited.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

 * As a special exception to the terms and conditions of version 2.0 of 
 * the GPL, you may redistribute this Program in connection with Free/Libre 
 * and Open Source Software ("FLOSS") applications as described in Alfresco's 
 * FLOSS exception.  You should have recieved a copy of the text describing 
 * the FLOSS exception, and it is also available here: 
 * http://www.alfresco.com/legal/licensing"
 */
package org.alfresco.repo.policy;

import org.alfresco.repo.policy.Policy.Arg;
import org.alfresco.service.namespace.QName;


/**
 * Definition of a Policy
 * 
 * @author David Caruana
 *
 * @param <P>  the policy interface
 */
public interface PolicyDefinition<P extends Policy>
{
    /**
     * Gets the name of the Policy
     * 
     * @return  policy name
     */
    public QName getName();
    
    
    /**
     * Gets the Policy interface class
     * 
     * @return  the class
     */
    public Class<P> getPolicyInterface();

    
    /**
     * Gets the Policy type
     * 
     * @return  the policy type
     */
    public PolicyType getType();
    
    /**
     * Gets Policy Argument definition for the specified argument index
     * 
     * @param index  argument index
     * @return  ARG.KEY or ARG.START_VALUE or ARG.END_VALUE
     */
    public Arg getArgument(int index);

    /**
     * Gets Policy Argument definitions for all arguments in order of arguments
     * @return
     */
    public Arg[] getArguments();
    
}