+/*
+ * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.protocol.bgp.rib.impl;
+
+import com.google.common.base.Function;
+import com.google.common.base.Preconditions;
+import com.google.common.util.concurrent.Futures;
+import com.google.common.util.concurrent.JdkFutureAdapters;
+import io.netty.channel.ChannelFuture;
+import java.util.Set;
+import java.util.concurrent.Future;
+import org.opendaylight.protocol.bgp.rib.spi.BGPSession;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.RouteRefresh;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev130919.RouteRefreshBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.peer.rpc.rev160322.BgpPeerRpcService;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.peer.rpc.rev160322.RouteRefreshRequestInput;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev130925.rib.TablesKey;
+import org.opendaylight.yangtools.yang.common.RpcError.ErrorType;
+import org.opendaylight.yangtools.yang.common.RpcResult;
+import org.opendaylight.yangtools.yang.common.RpcResultBuilder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+public class BgpPeerRpc implements BgpPeerRpcService {
+
+ private static final Logger LOG = LoggerFactory.getLogger(BgpPeerRpc.class);
+ private static final String FAILURE_MSG = "Failed to send Route Refresh message";
+
+ private final BGPSession session;
+ private final Set<TablesKey> supportedFamilies;
+
+ BgpPeerRpc(final BGPSession session, final Set<TablesKey> supportedFamilies) {
+ this.session = Preconditions.checkNotNull(session);
+ this.supportedFamilies = Preconditions.checkNotNull(supportedFamilies);
+ }
+
+ @Override
+ public Future<RpcResult<Void>> routeRefreshRequest(final RouteRefreshRequestInput input) {
+ final ChannelFuture f = sendRRMessage(input);
+ if (f != null) {
+ return Futures.transform(JdkFutureAdapters.listenInPoolThread(f), new Function<Void, RpcResult<Void>>() {
+ @Override
+ public RpcResult<Void> apply(final Void input) {
+ if (f.isSuccess()) {
+ return RpcResultBuilder.<Void>success().build();
+ } else {
+ return RpcResultBuilder.<Void>failed().withError(ErrorType.RPC, FAILURE_MSG).build();
+ }
+ }
+ });
+ }
+ return RpcResultBuilder.<Void>failed().withError(ErrorType.RPC, FAILURE_MSG + " due to unsupported address families.").buildFuture();
+ }
+
+ private ChannelFuture sendRRMessage(final RouteRefreshRequestInput input) {
+ if (!this.supportedFamilies.contains(new TablesKey(input.getAfi(), input.getSafi()))) {
+ LOG.info("Unsupported afi/safi: {}, {}.", input.getAfi(), input.getSafi());
+ return null;
+ }
+ final RouteRefresh msg = new RouteRefreshBuilder().setAfi(input.getAfi()).setSafi(input.getSafi()).build();
+ return ((BGPSessionImpl) this.session).getLimiter().writeAndFlush(msg);
+ }
+
+}