package org.jacorb.notification.interfaces;
/*
* JacORB - a free Java ORB
*
* Copyright (C) 1999-2014 Gerald Brose / The JacORB Team.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
import java.util.List;
import org.omg.CosNotifyFilter.MappingFilter;
/**
* Abstraction of a ProxyConsumer, SupplierAdmin, ConsumerAdmin,
* ProxySupplier. This Interface provides uniform access the methods
* which are relevant during processing of a Message.
*
* @author Alphonse Bendt
*/
public interface FilterStage extends FilterStageSource
{
/**
* check if this FilterStage has been disposed.
*/
boolean isDestroyed();
/**
* get Filters associated to this FilterStage.
*/
List getFilters();
/**
* check if this FilterStage has a MessageConsumer associcated.
*/
boolean hasMessageConsumer();
/**
* check if this FilterStage has OR Semantic enabled.
*/
boolean hasInterFilterGroupOperatorOR();
/**
* get the associated MessageConsumer or null.
*/
MessageConsumer getMessageConsumer();
/**
* check if this FilterStage has a LifetimeFilter attached
*/
boolean hasLifetimeFilter();
/**
* check if this FilterStage has a PriorityFilter attached
*/
boolean hasPriorityFilter();
/**
* access the LifetimeFilter attached to this FilterStage
* @return a LifetimeFilter or null if no Filter is attached
*/
MappingFilter getLifetimeFilter();
/**
* access the PriorityFilter attached to this FilterStage
* @return a PriorityFilter or null if no Filter is attached
*/
MappingFilter getPriorityFilter();
}