org.springframework.messaging.tcp.reactor.ReactorNetty2TcpConnection Maven / Gradle / Ivy
/*
* Copyright 2002-2022 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 java.nio.ByteBuffer;
import java.util.concurrent.CompletableFuture;
import io.netty5.buffer.Buffer;
import reactor.core.publisher.Mono;
import reactor.core.publisher.Sinks;
import reactor.netty5.NettyInbound;
import reactor.netty5.NettyOutbound;
import org.springframework.messaging.Message;
import org.springframework.messaging.tcp.TcpConnection;
/**
* Reactor Netty based implementation of {@link TcpConnection}.
*
* This class is based on {@link ReactorNettyTcpConnection}.
*
* @author Rossen Stoyanchev
* @since 6.0
* @param
the type of payload for outbound messages
*/
public class ReactorNetty2TcpConnection
implements TcpConnection
{
private final NettyInbound inbound;
private final NettyOutbound outbound;
private final TcpMessageCodec
codec;
private final Sinks.Empty completionSink;
public ReactorNetty2TcpConnection(NettyInbound inbound, NettyOutbound outbound,
TcpMessageCodec codec, Sinks.Empty completionSink) {
this.inbound = inbound;
this.outbound = outbound;
this.codec = codec;
this.completionSink = completionSink;
}
@Override
public CompletableFuture sendAsync(Message message) {
ByteBuffer byteBuffer = this.codec.encode(message);
Buffer buffer = this.outbound.alloc().copyOf(byteBuffer);
return this.outbound.send(Mono.just(buffer)).then().toFuture();
}
@Override
public void onReadInactivity(Runnable runnable, long inactivityDuration) {
this.inbound.withConnection(conn -> conn.onReadIdle(inactivityDuration, runnable));
}
@Override
public void onWriteInactivity(Runnable runnable, long inactivityDuration) {
this.inbound.withConnection(conn -> conn.onWriteIdle(inactivityDuration, runnable));
}
@Override
public void close() {
// Ignore result: concurrent attempts to complete are ok
this.completionSink.tryEmitEmpty();
}
@Override
public String toString() {
return "ReactorNetty2TcpConnection[inbound=" + this.inbound + "]";
}
}