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/*
* Copyright 2014-2015 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.net.intent.impl;
import org.onosproject.net.NetworkResource;
import org.onosproject.net.intent.IntentData;
import org.onosproject.net.intent.Key;
import java.util.Collection;
/**
* Auxiliary service for tracking intent path flows and for notifying the
* intent service of environment changes via topology change delegate.
*/
public interface ObjectiveTrackerService {
/**
* Sets a topology change delegate.
*
* @param delegate topology change delegate
*/
void setDelegate(TopologyChangeDelegate delegate);
/**
* Unsets topology change delegate.
*
* @param delegate topology change delegate
*/
void unsetDelegate(TopologyChangeDelegate delegate);
/**
* Adds a path flow to be tracked.
*
* @param intentKey intent identity on whose behalf the path is being tracked
* @param resources resources to track
*/
// TODO consider using the IntentData here rather than just the key
void addTrackedResources(Key intentKey,
Collection<NetworkResource> resources);
/**
* Removes a path flow to be tracked.
*
* @param intentKey intent identity on whose behalf the path is being tracked
* @param resources resources to stop tracking
*/
void removeTrackedResources(Key intentKey,
Collection<NetworkResource> resources);
/**
* Submits the specified intent data to be tracked.
*
* @param intentData intent data object to be tracked
*/
void trackIntent(IntentData intentData);
}
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