io.micronaut.http.netty.channel.KQueueEventLoopGroupFactory Maven / Gradle / Ivy
/*
* Copyright 2017-2020 original 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 io.micronaut.http.netty.channel;
import io.micronaut.context.annotation.BootstrapContextCompatible;
import io.micronaut.context.annotation.Requires;
import io.micronaut.core.annotation.Internal;
import io.micronaut.core.annotation.NonNull;
import io.micronaut.core.annotation.Nullable;
import io.netty.channel.EventLoopGroup;
import io.netty.channel.kqueue.KQueue;
import io.netty.channel.kqueue.KQueueEventLoopGroup;
import io.netty.channel.kqueue.KQueueServerSocketChannel;
import io.netty.channel.kqueue.KQueueSocketChannel;
import io.netty.channel.socket.ServerSocketChannel;
import io.netty.channel.socket.SocketChannel;
import jakarta.inject.Named;
import jakarta.inject.Singleton;
import java.util.concurrent.Executor;
import java.util.concurrent.ThreadFactory;
/**
* Factory for KQueueEventLoopGroup.
*
* @author croudet
*/
@Singleton
@Internal
@Requires(classes = KQueue.class, condition = KQueueAvailabilityCondition.class)
@Named(EventLoopGroupFactory.NATIVE)
@BootstrapContextCompatible
public class KQueueEventLoopGroupFactory implements EventLoopGroupFactory {
/**
* Creates a KQueueEventLoopGroup.
*
* @param threads The number of threads to use.
* @param threadFactory The thread factory.
* @param ioRatio The io ratio.
* @return A KQueueEventLoopGroup.
*/
@Override
public EventLoopGroup createEventLoopGroup(int threads, ThreadFactory threadFactory, @Nullable Integer ioRatio) {
return withIoRatio(new KQueueEventLoopGroup(threads, threadFactory), ioRatio);
}
/**
* Creates a KQueueEventLoopGroup.
*
* @param threads The number of threads to use.
* @param executor An Executor.
* @param ioRatio The io ratio.
* @return A KQueueEventLoopGroup.
*/
@Override
public EventLoopGroup createEventLoopGroup(int threads, Executor executor, @Nullable Integer ioRatio) {
return withIoRatio(new KQueueEventLoopGroup(threads, executor), ioRatio);
}
@Override
public boolean isNative() {
return true;
}
/**
* Returns the server channel class.
*
* @return KQueueServerSocketChannel.
*/
@Override
public Class serverSocketChannelClass() {
return KQueueServerSocketChannel.class;
}
@Override
public KQueueServerSocketChannel serverSocketChannelInstance(EventLoopGroupConfiguration configuration) {
return new KQueueServerSocketChannel();
}
@NonNull
@Override
public Class clientSocketChannelClass(@Nullable EventLoopGroupConfiguration configuration) {
return KQueueSocketChannel.class;
}
@Override
public SocketChannel clientSocketChannelInstance(EventLoopGroupConfiguration configuration) {
return new KQueueSocketChannel();
}
private static KQueueEventLoopGroup withIoRatio(KQueueEventLoopGroup group, @Nullable Integer ioRatio) {
if (ioRatio != null) {
group.setIoRatio(ioRatio);
}
return group;
}
}