org.graylog2.shared.bindings.providers.ProxiedRequestsExecutorService Maven / Gradle / Ivy

/*
 * Copyright (C) 2020 Graylog, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the Server Side Public License, version 1,
 * as published by MongoDB, Inc.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * Server Side Public License for more details.
 *
 * You should have received a copy of the Server Side Public License
 * along with this program. If not, see
 * .
 */
package org.graylog2.shared.bindings.providers;

import com.google.common.util.concurrent.ThreadFactoryBuilder;
import org.graylog2.plugin.Tools;
import org.graylog2.shared.rest.resources.ProxiedResource;
import org.slf4j.LoggerFactory;

import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Provider;
import javax.inject.Singleton;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

@Singleton
public class ProxiedRequestsExecutorService implements Provider {
    private final int proxiedRequestsMaxThreads;

    @Inject
    public ProxiedRequestsExecutorService(@Named("proxied_requests_thread_pool_size") int proxiedRequestsMaxThreads) {
        this.proxiedRequestsMaxThreads = proxiedRequestsMaxThreads;
    }

    @Override
    public ExecutorService get() {
        return Executors.newFixedThreadPool(proxiedRequestsMaxThreads,
            new ThreadFactoryBuilder()
                .setNameFormat("proxied-requests-pool-%d")
                .setDaemon(true)
                .setUncaughtExceptionHandler(new Tools.LogUncaughtExceptionHandler(LoggerFactory.getLogger(ProxiedResource.class.getName())))
                .build()
        );
    }
}