bgp/rib-spi/src/main/java/org/opendaylight/protocol/bgp/rib/spi/DefaultRIBExtensionConsumerContext.java

   1 /*
   2  * Copyright (c) 2020 PANTHEON.tech, s.r.o. 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.rib.spi;
   9
  10 import com.google.common.annotations.VisibleForTesting;
  11 import java.util.Arrays;
  12 import java.util.ServiceLoader;
  13 import javax.inject.Inject;
  14 import javax.inject.Singleton;
  15 import org.eclipse.jdt.annotation.NonNull;
  16 import org.kohsuke.MetaInfServices;
  17 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
  18
  19 @Singleton
  20 @MetaInfServices(value = RIBExtensionConsumerContext.class)
  21 public final class DefaultRIBExtensionConsumerContext extends ForwardingRIBExtensionConsumerContext {
  22     private final @NonNull SimpleRIBExtensionProviderContext delegate = new SimpleRIBExtensionProviderContext();
  23
  24     public DefaultRIBExtensionConsumerContext() {
  25         this(ServiceLoader.load(BindingNormalizedNodeSerializer.class).findFirst().orElseThrow(
  26             () -> new IllegalStateException("No BindingNormalizedNodeSerializer found")));
  27     }
  28
  29     public DefaultRIBExtensionConsumerContext(final BindingNormalizedNodeSerializer mappingService) {
  30         this(mappingService, ServiceLoader.load(RIBExtensionProviderActivator.class));
  31     }
  32
  33     @VisibleForTesting
  34     public DefaultRIBExtensionConsumerContext(final BindingNormalizedNodeSerializer mappingService,
  35             final RIBExtensionProviderActivator... extensionActivators) {
  36         this(mappingService, Arrays.asList(extensionActivators));
  37     }
  38
  39     @Inject
  40     public DefaultRIBExtensionConsumerContext(final BindingNormalizedNodeSerializer mappingService,
  41             final Iterable<RIBExtensionProviderActivator> extensionActivators) {
  42         extensionActivators.forEach(activator -> activator.startRIBExtensionProvider(delegate, mappingService));
  43     }
  44
  45     @Override
  46     RIBExtensionProviderContext delegate() {
  47         return delegate;
  48     }
  49 }