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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.net.statistic;
import org.onosproject.net.ConnectPoint;
import org.onosproject.net.Device;
import org.onosproject.net.PortNumber;
import org.onosproject.net.flow.TypedStoredFlowEntry;
import org.onosproject.net.flow.instructions.Instruction;
import java.util.List;
import java.util.Map;
/**
* Service for obtaining individual flow statistic information about device and link in the system.
* Basic statistics are obtained from the StatisticService
*/
public interface FlowStatisticService {
/**
* Obtain the summary load list for the device with the given link.
*
* @param device the Device to query.
* @return map of summary flow entry load
*/
Map<ConnectPoint, SummaryFlowEntryWithLoad> loadSummary(Device device);
/**
* Obtain the summary load for the device with the given link or port.
*
* @param device the Device to query.
* @param pNumber the port number to query.
* @return summary flow entry load
*/
SummaryFlowEntryWithLoad loadSummary(Device device, PortNumber pNumber);
/**
* Obtain the set of the flow type and load list for the device with the given link.
*
* @param device the Device to query.
* @param liveType the FlowLiveType to filter, null means no filtering .
* @param instType the InstructionType to filter, null means no filtering.
* @return map of flow entry load
*/
Map<ConnectPoint, List<TypedFlowEntryWithLoad>> loadAllByType(Device device,
TypedStoredFlowEntry.FlowLiveType liveType,
Instruction.Type instType);
/**
* Obtain the flow type and load list for the device with the given link or port.
*
* @param device the Device to query.
* @param pNumber the port number of the Device to query
* @param liveType the FlowLiveType to filter, null means no filtering .
* @param instType the InstructionType to filter, null means no filtering.
* @return list of flow entry load
*/
List<TypedFlowEntryWithLoad> loadAllByType(Device device, PortNumber pNumber,
TypedStoredFlowEntry.FlowLiveType liveType,
Instruction.Type instType);
/**
* Obtain the set of the flow type and load topn list for the device with the given link.
*
* @param device the Device to query.
* @param liveType the FlowLiveType to filter, null means no filtering .
* @param instType the InstructionType to filter, null means no filtering.
* @param topn the top number to filter, null means no filtering.
* @return map of flow entry load
*/
Map<ConnectPoint, List<TypedFlowEntryWithLoad>> loadTopnByType(Device device,
TypedStoredFlowEntry.FlowLiveType liveType,
Instruction.Type instType,
int topn);
/**
* Obtain the flow type and load topn list for the device with the given link or port.
*
* @param device the Device to query.
* @param pNumber the port number of the Device to query
* @param liveType the FlowLiveType to filter, null means no filtering .
* @param instType the InstructionType to filter, null means no filtering.
* @param topn topn //FIXME what?
* @return list of flow entry load
*/
List<TypedFlowEntryWithLoad> loadTopnByType(Device device, PortNumber pNumber,
TypedStoredFlowEntry.FlowLiveType liveType,
Instruction.Type instType,
int topn);
}
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