package org.opendaylight.controller.sal.implementation.internal;
-import java.util.ArrayList;
+import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
-import java.util.Collections;
import org.opendaylight.controller.sal.core.Edge;
-import org.opendaylight.controller.sal.core.Property;
-import org.opendaylight.controller.sal.core.UpdateType;
import org.opendaylight.controller.sal.topology.IListenTopoUpdates;
import org.opendaylight.controller.sal.topology.IPluginInTopologyService;
import org.opendaylight.controller.sal.topology.IPluginOutTopologyService;