/
ThreadingConfig.java
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/
ThreadingConfig.java
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/*
* Copyright 2015-2020 Austin Keener, Michael Ritter, Florian Spieß, and the JDA contributors
*
* 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
*
* http://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 net.dv8tion.jda.internal.utils.config;
import net.dv8tion.jda.internal.utils.concurrent.CountingThreadFactory;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.util.concurrent.*;
import java.util.function.Supplier;
public class ThreadingConfig
{
private ScheduledExecutorService rateLimitPool;
private ScheduledExecutorService gatewayPool;
private ExecutorService callbackPool;
private ExecutorService eventPool;
private boolean shutdownRateLimitPool;
private boolean shutdownGatewayPool;
private boolean shutdownCallbackPool;
private boolean shutdownEventPool;
public ThreadingConfig()
{
this.callbackPool = ForkJoinPool.commonPool();
this.shutdownRateLimitPool = true;
this.shutdownGatewayPool = true;
this.shutdownCallbackPool = false;
}
public void setRateLimitPool(@Nullable ScheduledExecutorService executor, boolean shutdown)
{
this.rateLimitPool = executor;
this.shutdownRateLimitPool = shutdown;
}
public void setGatewayPool(@Nullable ScheduledExecutorService executor, boolean shutdown)
{
this.gatewayPool = executor;
this.shutdownGatewayPool = shutdown;
}
public void setCallbackPool(@Nullable ExecutorService executor, boolean shutdown)
{
this.callbackPool = executor == null ? ForkJoinPool.commonPool() : executor;
this.shutdownCallbackPool = shutdown;
}
public void setEventPool(@Nullable ExecutorService executor, boolean shutdown)
{
this.eventPool = executor;
this.shutdownEventPool = shutdown;
}
public void init(@Nonnull Supplier<String> identifier)
{
if (this.rateLimitPool == null)
this.rateLimitPool = newScheduler(5, identifier, "RateLimit", false);
if (this.gatewayPool == null)
this.gatewayPool = newScheduler(1, identifier, "Gateway");
}
public void shutdown()
{
if (shutdownCallbackPool)
callbackPool.shutdown();
if (shutdownGatewayPool)
gatewayPool.shutdown();
if (shutdownEventPool && eventPool != null)
eventPool.shutdown();
if (shutdownRateLimitPool)
{
if (rateLimitPool instanceof ScheduledThreadPoolExecutor)
{
ScheduledThreadPoolExecutor executor = (ScheduledThreadPoolExecutor) rateLimitPool;
executor.setKeepAliveTime(5L, TimeUnit.SECONDS);
executor.allowCoreThreadTimeOut(true);
}
else
{
rateLimitPool.shutdown();
}
}
}
public void shutdownRequester()
{
if (shutdownRateLimitPool)
rateLimitPool.shutdown();
}
public void shutdownNow()
{
if (shutdownCallbackPool)
callbackPool.shutdownNow();
if (shutdownGatewayPool)
gatewayPool.shutdownNow();
if (shutdownRateLimitPool)
rateLimitPool.shutdownNow();
if (shutdownEventPool && eventPool != null)
eventPool.shutdownNow();
}
@Nonnull
public ScheduledExecutorService getRateLimitPool()
{
return rateLimitPool;
}
@Nonnull
public ScheduledExecutorService getGatewayPool()
{
return gatewayPool;
}
@Nonnull
public ExecutorService getCallbackPool()
{
return callbackPool;
}
@Nullable
public ExecutorService getEventPool()
{
return eventPool;
}
public boolean isShutdownRateLimitPool()
{
return shutdownRateLimitPool;
}
public boolean isShutdownGatewayPool()
{
return shutdownGatewayPool;
}
public boolean isShutdownCallbackPool()
{
return shutdownCallbackPool;
}
public boolean isShutdownEventPool()
{
return shutdownEventPool;
}
@Nonnull
public static ScheduledThreadPoolExecutor newScheduler(int coreSize, Supplier<String> identifier, String baseName)
{
return newScheduler(coreSize, identifier, baseName, true);
}
@Nonnull
public static ScheduledThreadPoolExecutor newScheduler(int coreSize, Supplier<String> identifier, String baseName, boolean daemon)
{
return new ScheduledThreadPoolExecutor(coreSize, new CountingThreadFactory(identifier, baseName, daemon));
}
@Nonnull
public static ThreadingConfig getDefault()
{
return new ThreadingConfig();
}
}