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/*
* Copyright 2015 Open Networking Laboratory
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.pcep.controller;
import java.util.Collection;
import org.onosproject.pcepio.protocol.PcepMessage;
/**
* Abstraction of an Pcep client controller. Serves as a one stop
* shop for obtaining Pcep devices and (un)register listeners
* on pcep events
*/
public interface PcepClientController {
/**
* Returns list of pcc clients connected to this Pcep controller.
*
* @return list of PcepClient elements
*/
Collection<PcepClient> getClients();
/**
* Returns the actual pcc client for the given ip address.
*
* @param pccId the id of the pcc client to fetch
* @return the interface to this pcc client
*/
PcepClient getClient(PccId pccId);
/**
* Register a listener for meta events that occur to pcep
* devices.
*
* @param listener the listener to notify
*/
void addListener(PcepClientListener listener);
/**
* Unregister a listener.
*
* @param listener the listener to unregister
*/
void removeListener(PcepClientListener listener);
/**
* Register a listener for OF msg events.
*
* @param listener the listener to notify
*/
void addEventListener(PcepEventListener listener);
/**
* Unregister a listener.
*
* @param listener the listener to unregister
*/
void removeEventListener(PcepEventListener listener);
/**
* Send a message to a particular pcc client.
*
* @param pccId the id of the client to send message.
* @param msg the message to send
*/
void writeMessage(PccId pccId, PcepMessage msg);
/**
* Process a message and notify the appropriate listeners.
*
* @param pccId id of the client the message arrived on
* @param msg the message to process.
*/
void processClientMessage(PccId pccId, PcepMessage msg);
/**
* Close all connected PCC clients.
*/
void closeConnectedClients();
}
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