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Subrata Banerjee authoredSubrata Banerjee authored
TopologyImpl.java 62.54 KiB
/**
* Copyright 2011, Big Switch Networks, Inc.
* Originally created by David Erickson, Stanford University
*
* 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 net.floodlightcontroller.topology.internal;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.SocketAddress;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.locks.ReentrantReadWriteLock;
import net.floodlightcontroller.core.FloodlightContext;
import net.floodlightcontroller.core.IFloodlightProvider;
import net.floodlightcontroller.core.IOFMessageListener;
import net.floodlightcontroller.core.IOFSwitch;
import net.floodlightcontroller.core.IOFSwitchListener;
import net.floodlightcontroller.core.util.SingletonTask;
import net.floodlightcontroller.packet.BPDU;
import net.floodlightcontroller.packet.Ethernet;
import net.floodlightcontroller.packet.LLDP;
import net.floodlightcontroller.packet.LLDPTLV;
import net.floodlightcontroller.routing.BroadcastTree;
import net.floodlightcontroller.routing.IRoutingEngine;
import net.floodlightcontroller.storage.IResultSet;
import net.floodlightcontroller.storage.IStorageSource;
import net.floodlightcontroller.storage.IStorageSourceListener;
import net.floodlightcontroller.storage.OperatorPredicate;
import net.floodlightcontroller.storage.StorageException;
import net.floodlightcontroller.topology.ITopology;
import net.floodlightcontroller.topology.ITopologyAware;
import net.floodlightcontroller.topology.LinkInfo;
import net.floodlightcontroller.topology.LinkTuple;
import net.floodlightcontroller.topology.SwitchCluster;
import net.floodlightcontroller.topology.SwitchPortTuple;
import net.floodlightcontroller.util.ClusterDFS;
import net.floodlightcontroller.util.EventHistory;
import net.floodlightcontroller.util.EventHistory.EvAction;
import org.openflow.protocol.OFMessage;
import org.openflow.protocol.OFPacketIn;
import org.openflow.protocol.OFPacketOut;
import org.openflow.protocol.OFPhysicalPort;
import org.openflow.protocol.OFPhysicalPort.OFPortConfig;
import org.openflow.protocol.OFPhysicalPort.OFPortState;