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Easy Redis Java client and Real-Time Data Platform. Valkey compatible. Sync/Async/RxJava3/Reactive API. Client side caching. Over 50 Redis based Java objects and services: JCache API, Apache Tomcat, Hibernate, Spring, Set, Multimap, SortedSet, Map, List, Queue, Deque, Semaphore, Lock, AtomicLong, Map Reduce, Bloom filter, Scheduler, RPC
/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you 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.netty.channel;
import io.netty.util.NettyRuntime;
import io.netty.util.concurrent.DefaultThreadFactory;
import io.netty.util.concurrent.EventExecutorChooserFactory;
import io.netty.util.concurrent.MultithreadEventExecutorGroup;
import io.netty.util.internal.SystemPropertyUtil;
import io.netty.util.internal.logging.InternalLogger;
import io.netty.util.internal.logging.InternalLoggerFactory;
import java.util.concurrent.Executor;
import java.util.concurrent.ThreadFactory;
/**
* Abstract base class for {@link EventLoopGroup} implementations that handles their tasks with multiple threads at
* the same time.
*/
public abstract class MultithreadEventLoopGroup extends MultithreadEventExecutorGroup implements EventLoopGroup {
private static final InternalLogger logger = InternalLoggerFactory.getInstance(MultithreadEventLoopGroup.class);
private static final int DEFAULT_EVENT_LOOP_THREADS;
static {
DEFAULT_EVENT_LOOP_THREADS = Math.max(1, SystemPropertyUtil.getInt(
"io.netty.eventLoopThreads", NettyRuntime.availableProcessors() * 2));
if (logger.isDebugEnabled()) {
logger.debug("-Dio.netty.eventLoopThreads: {}", DEFAULT_EVENT_LOOP_THREADS);
}
}
/**
* @see MultithreadEventExecutorGroup#MultithreadEventExecutorGroup(int, Executor, Object...)
*/
protected MultithreadEventLoopGroup(int nThreads, Executor executor, Object... args) {
super(nThreads == 0 ? DEFAULT_EVENT_LOOP_THREADS : nThreads, executor, args);
}
/**
* @see MultithreadEventExecutorGroup#MultithreadEventExecutorGroup(int, ThreadFactory, Object...)
*/
protected MultithreadEventLoopGroup(int nThreads, ThreadFactory threadFactory, Object... args) {
super(nThreads == 0 ? DEFAULT_EVENT_LOOP_THREADS : nThreads, threadFactory, args);
}
/**
* @see MultithreadEventExecutorGroup#MultithreadEventExecutorGroup(int, Executor,
* EventExecutorChooserFactory, Object...)
*/
protected MultithreadEventLoopGroup(int nThreads, Executor executor, EventExecutorChooserFactory chooserFactory,
Object... args) {
super(nThreads == 0 ? DEFAULT_EVENT_LOOP_THREADS : nThreads, executor, chooserFactory, args);
}
@Override
protected ThreadFactory newDefaultThreadFactory() {
return new DefaultThreadFactory(getClass(), Thread.MAX_PRIORITY);
}
@Override
public EventLoop next() {
return (EventLoop) super.next();
}
@Override
protected abstract EventLoop newChild(Executor executor, Object... args) throws Exception;
@Override
public ChannelFuture register(Channel channel) {
return next().register(channel);
}
@Override
public ChannelFuture register(ChannelPromise promise) {
return next().register(promise);
}
@Deprecated
@Override
public ChannelFuture register(Channel channel, ChannelPromise promise) {
return next().register(channel, promise);
}
}
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