bgp/linkstate/src/main/java/org/opendaylight/protocol/bgp/linkstate/RIBActivator.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.protocol.bgp.linkstate;
   9
  10 import java.util.Comparator;
  11
  12 import org.opendaylight.protocol.bgp.rib.spi.AdjRIBsIn;
  13 import org.opendaylight.protocol.bgp.rib.spi.AdjRIBsInFactory;
  14 import org.opendaylight.protocol.bgp.rib.spi.RIBExtensionProviderActivator;
  15 import org.opendaylight.protocol.bgp.rib.spi.RIBExtensionProviderContext;
  16 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev130918.LinkstateAddressFamily;
  17 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.linkstate.rev130918.LinkstateSubsequentAddressFamily;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev130918.PathAttributes;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.TablesKey;
  20
  21 import com.google.common.base.Preconditions;
  22
  23 public final class RIBActivator implements RIBExtensionProviderActivator {
  24         private AutoCloseable reg;
  25
  26         @Override
  27         public void startRIBExtensionProvider(final RIBExtensionProviderContext context) throws Exception {
  28                 Preconditions.checkState(reg == null);
  29
  30                 reg = context.registerAdjRIBsInFactory(LinkstateAddressFamily.class, LinkstateSubsequentAddressFamily.class, new AdjRIBsInFactory() {
  31                         @Override
  32                         public AdjRIBsIn createAdjRIBsIn(final Comparator<PathAttributes> comparator, final TablesKey key) {
  33                                 return new LinkstateAdjRIBsIn(comparator, key);
  34                         }
  35                 });
  36         }
  37
  38         @Override
  39         public void stopRIBExtensionProvider(final RIBExtensionProviderContext context) throws Exception {
  40                 if (reg != null) {
  41                         reg.close();
  42                         reg = null;
  43                 }
  44         }
  45 }