io.micronaut.http.netty.channel.IoUringEventLoopGroupFactory 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.Nullable;
import io.micronaut.core.annotation.Order;
import io.netty.channel.Channel;
import io.netty.channel.EventLoopGroup;
import io.netty.incubator.channel.uring.IOUring;
import io.netty.incubator.channel.uring.IOUringDatagramChannel;
import io.netty.incubator.channel.uring.IOUringEventLoopGroup;
import io.netty.incubator.channel.uring.IOUringServerSocketChannel;
import io.netty.incubator.channel.uring.IOUringSocketChannel;
import jakarta.inject.Named;
import jakarta.inject.Singleton;
import java.util.concurrent.Executor;
import java.util.concurrent.ThreadFactory;
/**
* Factory for IOUringEventLoopGroup.
*
* @author Jonas Konrad
* @since 4.0.0
*/
@Singleton
@Requires(classes = IOUring.class, condition = IoUringAvailabilityCondition.class)
@Internal
@Named(EventLoopGroupFactory.NATIVE)
@BootstrapContextCompatible
// avoid collision with epoll. we prefer epoll because it supports more features (domain socket).
@Order(200)
public class IoUringEventLoopGroupFactory implements EventLoopGroupFactory {
/**
* Creates an IOUringEventLoopGroup.
*
* @param threads The number of threads to use.
* @param threadFactory The thread factory.
* @param ioRatio The io ratio.
* @return An IOUringEventLoopGroup.
*/
@Override
public EventLoopGroup createEventLoopGroup(int threads, ThreadFactory threadFactory, @Nullable Integer ioRatio) {
return new IOUringEventLoopGroup(threads, threadFactory);
}
/**
* Creates an IOUringEventLoopGroup.
*
* @param threads The number of threads to use.
* @param executor An Executor.
* @param ioRatio The io ratio.
* @return An IOUringEventLoopGroup.
*/
@Override
public EventLoopGroup createEventLoopGroup(int threads, Executor executor, @Nullable Integer ioRatio) {
return new IOUringEventLoopGroup(threads, executor);
}
@Override
public boolean isNative() {
return true;
}
@Override
public Class channelClass(NettyChannelType type) throws UnsupportedOperationException {
return switch (type) {
case SERVER_SOCKET -> IOUringServerSocketChannel.class;
case CLIENT_SOCKET -> IOUringSocketChannel.class;
case DATAGRAM_SOCKET -> IOUringDatagramChannel.class;
default -> throw new UnsupportedOperationException("Channel type not supported");
};
}
@Override
public Class channelClass(NettyChannelType type, @Nullable EventLoopGroupConfiguration configuration) {
return channelClass(type);
}
@Override
public Channel channelInstance(NettyChannelType type, @Nullable EventLoopGroupConfiguration configuration) {
return switch (type) {
case SERVER_SOCKET -> new IOUringServerSocketChannel();
case CLIENT_SOCKET -> new IOUringSocketChannel();
case DATAGRAM_SOCKET -> new IOUringDatagramChannel();
default -> throw new UnsupportedOperationException("Channel type not supported");
};
}
}