org.springframework.messaging.tcp.reactor.ReactorNettyTcpConnection Maven / Gradle / Ivy
/*
* Copyright 2002-2018 the original author or authors.
*
* 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
*
* https://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.springframework.messaging.tcp.reactor;
import io.netty.buffer.ByteBuf;
import reactor.core.publisher.DirectProcessor;
import reactor.core.publisher.Mono;
import reactor.netty.NettyInbound;
import reactor.netty.NettyOutbound;
import org.springframework.messaging.Message;
import org.springframework.messaging.tcp.TcpConnection;
import org.springframework.util.concurrent.ListenableFuture;
import org.springframework.util.concurrent.MonoToListenableFutureAdapter;
/**
* Reactor Netty based implementation of {@link TcpConnection}.
*
* @author Rossen Stoyanchev
* @since 5.0
* @param the type of payload for outbound messages
*/
public class ReactorNettyTcpConnection
implements TcpConnection
{
private final NettyInbound inbound;
private final NettyOutbound outbound;
private final ReactorNettyCodec
codec;
private final DirectProcessor closeProcessor;
public ReactorNettyTcpConnection(NettyInbound inbound, NettyOutbound outbound,
ReactorNettyCodec codec, DirectProcessor closeProcessor) {
this.inbound = inbound;
this.outbound = outbound;
this.codec = codec;
this.closeProcessor = closeProcessor;
}
@Override
public ListenableFuture send(Message message) {
ByteBuf byteBuf = this.outbound.alloc().buffer();
this.codec.encode(message, byteBuf);
Mono sendCompletion = this.outbound.send(Mono.just(byteBuf)).then();
return new MonoToListenableFutureAdapter<>(sendCompletion);
}
@Override
@SuppressWarnings("deprecation")
public void onReadInactivity(Runnable runnable, long inactivityDuration) {
this.inbound.withConnection(conn -> conn.onReadIdle(inactivityDuration, runnable));
}
@Override
@SuppressWarnings("deprecation")
public void onWriteInactivity(Runnable runnable, long inactivityDuration) {
this.inbound.withConnection(conn -> conn.onWriteIdle(inactivityDuration, runnable));
}
@Override
public void close() {
this.closeProcessor.onComplete();
}
}