| /* |
| * Copyright 2015-present 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.flow.FlowEntry; |
| import org.onosproject.net.flow.TypedStoredFlowEntry; |
| import org.onosproject.net.flow.DefaultTypedFlowEntry; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Load of flow entry of flow live type. |
| */ |
| public class TypedFlowEntryWithLoad { |
| private ConnectPoint cp; |
| private TypedStoredFlowEntry tfe; |
| private Load load; |
| |
| //TODO: make this variables class, and share with NewAdaptivceFlowStatsCollector class |
| private static final int CAL_AND_POLL_INTERVAL = 5; // means SHORT_POLL_INTERVAL |
| private static final int MID_POLL_INTERVAL = 10; |
| private static final int LONG_POLL_INTERVAL = 15; |
| |
| /** |
| * Creates a new typed flow entry with load. |
| * |
| * @param cp connect point |
| * @param tfe typed flow entry |
| * @param load load |
| */ |
| public TypedFlowEntryWithLoad(ConnectPoint cp, TypedStoredFlowEntry tfe, Load load) { |
| this.cp = cp; |
| this.tfe = tfe; |
| this.load = load; |
| } |
| |
| /** |
| * Creates a new typed flow entry with load. |
| * |
| * @param cp connect point |
| * @param tfe typed flow entry |
| */ |
| public TypedFlowEntryWithLoad(ConnectPoint cp, TypedStoredFlowEntry tfe) { |
| this.cp = cp; |
| this.tfe = tfe; |
| this.load = new DefaultLoad(tfe.bytes(), 0, typedPollInterval(tfe)); |
| } |
| |
| /** |
| * Creates a new typed flow entry with load. |
| * |
| * @param cp connect point |
| * @param fe flow entry |
| */ |
| public TypedFlowEntryWithLoad(ConnectPoint cp, FlowEntry fe) { |
| this.cp = cp; |
| this.tfe = newTypedStoredFlowEntry(fe); |
| this.load = new DefaultLoad(fe.bytes(), 0, typedPollInterval(this.tfe)); |
| } |
| |
| public ConnectPoint connectPoint() { |
| return cp; |
| } |
| public TypedStoredFlowEntry typedStoredFlowEntry() { |
| return tfe; |
| } |
| public Load load() { |
| return load; |
| } |
| public void setLoad(Load load) { |
| this.load = load; |
| } |
| |
| /** |
| * Returns short polling interval. |
| * |
| * @return short poll interval |
| */ |
| public static int shortPollInterval() { |
| return CAL_AND_POLL_INTERVAL; |
| } |
| |
| /** |
| * Returns mid polling interval. |
| * |
| * @return mid poll interval |
| */ |
| public static int midPollInterval() { |
| return MID_POLL_INTERVAL; |
| } |
| |
| /** |
| * Returns long polling interval. |
| * |
| * @return long poll interval |
| */ |
| public static int longPollInterval() { |
| return LONG_POLL_INTERVAL; |
| } |
| |
| /** |
| * Returns average polling interval. |
| * |
| * @return average poll interval |
| */ |
| public static int avgPollInterval() { |
| return (CAL_AND_POLL_INTERVAL + MID_POLL_INTERVAL + LONG_POLL_INTERVAL) / 3; |
| } |
| |
| /** |
| * Returns current typed flow entry's polling interval. |
| * |
| * @param tfe typed flow entry |
| * @return typed poll interval |
| */ |
| public static long typedPollInterval(TypedStoredFlowEntry tfe) { |
| checkNotNull(tfe, "TypedStoredFlowEntry cannot be null"); |
| |
| switch (tfe.flowLiveType()) { |
| case LONG_FLOW: |
| return LONG_POLL_INTERVAL; |
| case MID_FLOW: |
| return MID_POLL_INTERVAL; |
| case SHORT_FLOW: |
| case IMMEDIATE_FLOW: |
| default: |
| return CAL_AND_POLL_INTERVAL; |
| } |
| } |
| |
| /** |
| * Creates a new typed flow entry with the given flow entry fe. |
| * |
| * @param fe flow entry |
| * @return new typed flow entry |
| */ |
| public static TypedStoredFlowEntry newTypedStoredFlowEntry(FlowEntry fe) { |
| if (fe == null) { |
| return null; |
| } |
| |
| long life = fe.life(); |
| |
| if (life >= LONG_POLL_INTERVAL) { |
| return new DefaultTypedFlowEntry(fe, TypedStoredFlowEntry.FlowLiveType.LONG_FLOW); |
| } else if (life >= MID_POLL_INTERVAL) { |
| return new DefaultTypedFlowEntry(fe, TypedStoredFlowEntry.FlowLiveType.MID_FLOW); |
| } else if (life >= CAL_AND_POLL_INTERVAL) { |
| return new DefaultTypedFlowEntry(fe, TypedStoredFlowEntry.FlowLiveType.SHORT_FLOW); |
| } else if (life >= 0) { |
| return new DefaultTypedFlowEntry(fe, TypedStoredFlowEntry.FlowLiveType.IMMEDIATE_FLOW); |
| } else { // life < 0 |
| return new DefaultTypedFlowEntry(fe, TypedStoredFlowEntry.FlowLiveType.UNKNOWN_FLOW); |
| } |
| } |
| } |