| /* |
| * Copyright 2016 Open Networking Laboratory |
| * |
| * 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 org.onosproject.store.primitives.impl; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| import java.util.Set; |
| import java.util.concurrent.CompletableFuture; |
| |
| import org.apache.commons.lang.math.RandomUtils; |
| import org.onosproject.cluster.PartitionId; |
| import org.onosproject.store.cluster.messaging.MessagingService; |
| |
| import com.google.common.collect.Sets; |
| |
| import io.atomix.catalyst.transport.Address; |
| import io.atomix.catalyst.transport.Client; |
| import io.atomix.catalyst.transport.Connection; |
| import io.atomix.catalyst.util.concurrent.ThreadContext; |
| |
| /** |
| * {@link Client} implementation for {@link CopycatTransport}. |
| */ |
| public class CopycatTransportClient implements Client { |
| |
| private final PartitionId partitionId; |
| private final MessagingService messagingService; |
| private final CopycatTransport.Mode mode; |
| private final Set<CopycatTransportConnection> connections = Sets.newConcurrentHashSet(); |
| |
| CopycatTransportClient(PartitionId partitionId, MessagingService messagingService, CopycatTransport.Mode mode) { |
| this.partitionId = checkNotNull(partitionId); |
| this.messagingService = checkNotNull(messagingService); |
| this.mode = checkNotNull(mode); |
| } |
| |
| @Override |
| public CompletableFuture<Connection> connect(Address remoteAddress) { |
| ThreadContext context = ThreadContext.currentContextOrThrow(); |
| CopycatTransportConnection connection = new CopycatTransportConnection( |
| nextConnectionId(), |
| CopycatTransport.Mode.CLIENT, |
| partitionId, |
| remoteAddress, |
| messagingService, |
| context); |
| if (mode == CopycatTransport.Mode.CLIENT) { |
| connection.setBidirectional(); |
| } |
| connections.add(connection); |
| return CompletableFuture.supplyAsync(() -> connection, context.executor()); |
| } |
| |
| @Override |
| public CompletableFuture<Void> close() { |
| return CompletableFuture.allOf(connections.stream().map(Connection::close).toArray(CompletableFuture[]::new)); |
| } |
| |
| private long nextConnectionId() { |
| return RandomUtils.nextLong(); |
| } |
| } |