WaarpThreadFactory.java

/*
 * This file is part of Waarp Project (named also Waarp or GG).
 *
 *  Copyright (c) 2019, Waarp SAS, and individual contributors by the @author
 *  tags. See the COPYRIGHT.txt in the distribution for a full listing of
 * individual contributors.
 *
 *  All Waarp Project is free software: you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or (at your
 * option) any later version.
 *
 * Waarp 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 GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along with
 * Waarp . If not, see <http://www.gnu.org/licenses/>.
 */
package org.waarp.common.utility;

import java.util.concurrent.ThreadFactory;
import java.util.concurrent.atomic.AtomicLong;

/**
 * Thread Factory that build named threads, by default daemon threads.
 */
public class WaarpThreadFactory implements ThreadFactory {
  private final String globalName;
  private final AtomicLong counter = new AtomicLong();
  private boolean isDaemon = true;

  /**
   * Default is Daemon thread
   *
   * @param globalName
   */
  public WaarpThreadFactory(final String globalName) {
    this.globalName = globalName + '-';
  }

  /**
   * @param globalName
   * @param isDaemon (Default is True, meaning system can exit if only
   *     Daemon threads left)
   */
  public WaarpThreadFactory(final String globalName, final boolean isDaemon) {
    this.globalName = globalName + '-';
    this.isDaemon = isDaemon;
  }

  @Override
  public final Thread newThread(final Runnable arg0) {
    final Thread thread =
        new Thread(arg0, globalName + counter.incrementAndGet());
    thread.setDaemon(isDaemon);
    return thread;
  }
}